Литература по ремонту аппаратуры / samsung / X620_Schematics
.pdf
2. SGH-E568 Flow Chart of Troubleshooting
2-1.Baseband
2-1-1. Power ON
'Power On' does not work
No
Current consumption >= 100mA 
Binary re_download
Yes
Check the Vbat Voltage of C551
Voltage >=3.3V |
No |
Charge the Battery |
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Yes
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Mobilchips |
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Check the pin of U401 |
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No |
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Pin#J12 >= 2.8V |
Check U401 and C422 |
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Pin#A13, A14 =2.8V |
No |
pin#G11 = 1.5V |
No |
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Check U401 and C442 |
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Yes |
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Freq |
= 13MHz |
No |
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Vrms >= 300mV |
Check the clock generation circuit |
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Vpp |
900mV |
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(related to OSC100) |
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at the pin#27 of U102 |
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Yes |
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Check the initial operation |
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END |
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2-1
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Schematics & manuals on www.mobilchips.com ___Mobilchips__
SGH-E568 Flow Chart of Troubleshooting
RTXIP
RTXIN
RTXQP
RTXQN
CLK13M_RF
RF_EN
R102
CLK13M_RF
VRRF_2_9
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C119 |
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C120 |
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C121 |
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34 |
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31 |
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28 |
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30 29 |
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35 |
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GDN GDN |
DDV |
DNG GDN |
GDN |
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PQRX |
TOUX |
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NEX |
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GDA2I |
G1DAI |
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GORF |
DORF |
21 |
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36GND |
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GND |
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RFIGN |
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1 |
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RXQN |
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RFIGP |
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20 |
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2 |
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RXIP |
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U102 |
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RFIDN |
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19 |
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3 |
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RXIN |
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RFIDP |
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18 |
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TXIP |
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RFIPN |
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5 |
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TXIN |
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RFIPP |
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TXQP |
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GND |
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TXQN |
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I N X |
D D V |
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N D P |
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O D S |
N E S |
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K L C S |
I D S |
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VRRF 2 9 |
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8 |
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9 |
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C128 |
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C130 |
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VRRF 2 9 |
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L109 |
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C122 |
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OSC100 |
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R103 |
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C126 |
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OUT 3 |
VCCC 4 |
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R104 |
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C124 |
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BUUFFOUT |
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BUUFFIN |
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GND |
VCCONT |
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C125 |
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2 |
1 |
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R105 |
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C127 |
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R106
AFFC
C129
GSM_PAM_IN
DPCS_PAM_IN
GSM_LNA_IN_N
GSM_LNA_IN_P
DCS_LNA_IN_N
DCS_LNA_IN_P
SEERRDAT
SEERRCLK
SEERRLE
C131 C132
CLK13M_TR
C123
CLK13M_MC
CLK13M_YMU
2-2
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
SGH-E568 Flow Chart of Troubleshooting
DSP_DB(00:15)
DSP_AB((00:8)
DSP_IO DSP_RWN
FLASH_RESEET
TX_BANND_SEL RF_EN
PAAC_EN
SEERRLE
SEERRDAT
SEERRCLK
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VRRF_2_9 |
VCCCA_2_9 |
VCCCD_1_8 |
VCCD_2_9 |
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CDA RAE |
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C402 |
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C401 |
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C404 |
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VBAT |
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C403 |
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C406 |
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2 1 01K |
01J 9J 8J |
7J 9H |
8H 7H 6H 01G |
9G 8G |
7G 01 F |
9F 8F 7F 31D |
4 4 3 1 C 1 1 B P L |
6F 6A 01M 11N |
6P 2R |
4K 5G |
4J 5N 6N 3M |
3J 11F 51K 51B 8E |
31B 01C |
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DSP_DB(114) |
D3 |
DB14 NC6 |
5CN 7 1SDGN |
61S 51S 41S DGN DGN DGN |
31S 21S DGN DGN |
11S DGN |
01S 9SD 8SD DGN NG NG |
7SD 6SD NG NG |
5SD 4SD NG NG |
3SD 2SD 1SD 3 NG NG NG CDUAXA |
VDN VDD L L G V TOGDNC TOCDD V |
BDN BDD DDN DDD G V G V |
4SS 3SS V V |
2SS 1SS V V |
2OI 1OI DDV DDV |
3DD 2DD V V |
1DD V R 2 1 UGNCHD CGNDPS CGNDSP |
QDN G |
5 VDD34 |
C11 |
SIIMRST |
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VDD67 UP_RST |
R10 |
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D |
VDD12 |
J13 |
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DV |
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SIIMCLK |
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DSP_DB(115) |
D2 |
DB15 |
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UP_CLK |
N9 |
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DSP_DB(113) |
E3 |
DB13 |
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UP_IO |
P10 |
SIIMDATA |
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VRRTC |
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DSP_DB(112) |
E2 |
DB12 |
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SIIM_IO |
J11 |
SIIM_IO |
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DSP_DB(111) |
F3 |
DB11 |
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SIIM_RST |
K11 |
SIIM_RST |
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DSP_DB(110) |
F2 |
DB10 |
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SIIM_CLK |
K14 |
SIIM_CLK |
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DSP_DB(99) |
F1 |
DB9 |
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DSP_DB(88) |
F4 |
DB8 |
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VSSIIM |
K112 |
VSSIIM |
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DSP_DB(77) |
G4 |
DB7 |
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VRRTC |
H11 |
KEEY_BL2 |
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VCCCB_2_9 |
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VCCCA_2_9 |
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VCCCD_2_9 |
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DSP_DB(66) |
G3 |
DB6 |
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LED2_DRV |
G12 |
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VCCC_1_8 |
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DSP_DB(55) |
H5 |
DB5 |
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LED1_DRV |
G13 |
KEEY_BL1 |
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VRRF_2_9 |
VCCC_1_5 |
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DSP_DB(44) |
J6 |
DB4 |
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RING_DRV |
F13 |
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J5 |
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DSP_DB(33) |
DB3 |
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VIIB_DRV |
F15 |
MOOT |
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K3 |
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DSP_DB(22) |
DB2 |
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VLLDO_7 |
C12 |
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K2 |
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DSP_DB(11) |
DB1 |
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VLLDO_6 |
A14 |
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R404 |
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K1 |
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DSP_DB(00) |
K5 |
DB0 |
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VLL5S_B |
C9 |
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DSP_AB((88) |
M1 |
ABB8 |
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U401 |
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VLL5S_A |
D10 |
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DSP_AB((77) |
K7 |
ABB7 |
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VLLDO_5 |
B10 |
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DSP_AB((66) |
M2 |
ABB6 |
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VLL4S_B |
B11 |
DCS_TX_EN |
C415 |
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DSP_AB((55) |
N2 |
ABB5 |
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VLL4S_A |
A12 |
GSM_TX_EN |
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S |
M4400 |
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DSP_AB((44) |
ABB4 |
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VLLDO_4 |
B12 |
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DSP_AB((33) |
N1 |
ABB3 |
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VLLDO_3 |
A13 |
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OP 1 |
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L5 |
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DSP_AB((22) |
ABB2 |
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VLLDO_2 |
J12 |
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P1 |
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DSP_AB((11) |
ABB1 |
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VLLDO_1 |
G11 |
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K6 |
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C421 |
C443 |
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DSP_AB((00) |
ABB0 |
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VACC |
F14 |
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L3 |
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L2 |
I| O |
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C418 |
C419 |
C420 |
C422 |
C442 |
C417 |
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CSN_PSC |
K8 |
UP_CS |
VBBAAT |
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2 |
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R3 |
RWN |
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GEN |
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RESEETTN CSP |
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SCCLK PSC |
L8 |
UP SCLK |
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Mobilchips |
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E6 |
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SDDO PSC |
N7 |
UP SDO |
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VCCCB 2 9 |
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C5 |
OCTL0 |
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SDDI PSC |
M7 |
UP SDI |
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F5 |
OCTL1 |
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E5 |
OCTL2 |
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VEEXXT |
E14 |
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A4 |
OCTL3 |
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VBBAAT |
E13 |
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VCCCB_2_9 |
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G6 |
OCTL4 |
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CH BDRV |
E111 |
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R407 |
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B3 |
OCTL5 |
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CH ISEN |
F12 |
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A3 |
OCTL6 |
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CH RES |
D14 |
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TH101 |
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OCTL7 |
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B1 |
SEERLE1 |
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ADDC AUX2 |
D15 |
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A2 |
SEERLE2 |
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VRREF |
A10 |
R408 |
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100 |
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BP VF |
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C457 |
R414 |
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C456 |
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C1 |
SEERDA |
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CREF |
E9 |
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C2 |
SEERCK |
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RTC ALMN |
H10 |
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RTCALARM |
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E D O M O T E S E R F U B 1 W S P N 1 W S R W P |
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N |
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R413 |
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C F A |
P X T |
N Q X T X R P Q X T X R N I X T X R P I X T X R 1 F E R A R 2 F E R A R |
N B T U O A P B T U O A N A T U O A P A T U O A |
N N I X U A P N I X U A N T U O C I M P T U O C I M N N I C I M P N I C I M |
O D I A D I D I A D N R I A D K C I A D N G E R V P G E R V M C V X V N T U O X U A P T U O X U A |
C M Q A N E O X K L C C T R |
R T N I D 7 C N |
2 W S R W P |
E G N R B I V Q R T N I P E E K R W P |
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7 E 9 D |
6 D 7 D 6 B 5 B |
6 C 7 C |
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6 L 4 P 4 R 4 1 R 3 1 M 3 1 R 3 1 L 3 1 K 4 1 L 5 1 M 5 1 P 5 1 N 4 1 M 4 1 N 2 1 P 2 1 R 2 1 N 1 1 P |
6 M |
3 P 5 P 6 R 1 D 4 N |
0 1 L 9 M 0 1 N 9 K 7 L 5 1 C 4 1 C |
9 L |
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C427 |
R410 |
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0 3 |
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VBBAAT |
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4 C |
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1 3 4 C |
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VIIB |
EN |
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INTRQ |
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PWWR KEEEP |
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RST |
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CAF CPA V |
PNP N IXTIXQTX QX RRT T R R |
PN P N PNNN PNPN NNPN AA B B II TT TTUU UT UT MMCCII OOUUIXU XUIUOTUOT OO O O CCA AXX AA A A II U MM AU A |
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K23 QANC K EM LC O XM31 KL |
TNI PSD |
NONO F GIR UB JW 1 P W SP |
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C |
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2-3
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
SGH-E568 Flow Chart of Troubleshooting
2-1-2. Initial
Initial Failure
Yes
The pin #G11 of U401 = 1.5V The pin #J12 of U401 = 2.825V
Yes
Is the pin #N10 of U401 "Low → High" ?
Yes
There is 32.768kHz at the C216, C217
No
Check the U401
No
Check the U401
No
Check the U200
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MobilchipsYes |
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Yes |
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No |
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The pin#G6 of U401 |
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Check the U102 |
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is "High" |
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Yes |
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No |
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The voltage is "High" at |
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Check the U401 |
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the C418,C419,C421,C443 |
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Yes |
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No |
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LCD display is O.K |
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Check the LCD part |
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Yes |
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No |
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Sound is O.K |
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Check the Audio part |
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END
2-4
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
SGH-E568 Flow Chart of Troubleshooting
A((11:24)
D(0:15)
CP_WEN
CP_OEN
FLASH_RESEET ROM1_CS
ONENAND_CS
RAM1_CS
LCDC_CS
YMMU_CS LOWER_BYTTE
UPPEER_BYTE
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VCCCD_1_5 |
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VCCCD_1_8 |
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VRRTC |
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C202 |
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C203 |
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C204 |
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C201 |
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C205 |
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C207 |
C208 |
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C209 |
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C206 |
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2 1 |
81F 71F |
11R 11T 21M 11M |
01M 9M 8M |
8L 7L |
8K 21J 21H 11H |
01H 9H |
8H 9G |
8G 81 2 31 A A V |
7 81 2M V N |
8 2 1H G |
31B 8B 81W 8W |
21U 5U |
1 8 1 6 U 1 1 T P L |
4L 1F 81D 9D |
41C |
1C 61B 21B 6B |
4B 81G |
21W G51 41W |
21R |
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A((44) |
A((00) |
C5 |
A_A5 |
2CN 1CN |
U U D D 81 71 AS AD AS AD SSV SSV SV DV SV DV |
61S 51S SV SV |
41S SV |
31S 21S SV SV |
11S 01S SV SV |
9SS V |
8SS V |
7SS 6SS V V |
5SS 4SS V V |
3SS 2SS V V |
1SS V |
8ER OCDDV |
7ER 6ER 5ER OCDDV OCDDV ODCDV |
4ER 3ER OCDDV ODCDV |
2ER 1ER OCDDV OCDDV |
81ODDVP81I |
71ODDPV18I |
61ODDVP81I |
51ODDVP81I |
41ODDPV81I |
31ODDPV81I 21ODDPV81I 11ODDPV18I |
01 98 ODDVP81I ODDPV1I |
88 78 ODDPV1I ODDPV1I |
68 ODDPV1I |
58 ODDPV1I |
48 38 28 ODDPV1I ODDPV1I ODDPV1I |
CTR V 18 ODDPV1I |
IKC N SM T T SER |
IOBIT1_PIO06 |
N11 |
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B7 |
A_A0 |
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A((11) |
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C8 |
A_A1 |
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TDO |
T12 |
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A((22) |
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D8 |
A_A2 |
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TDI |
V114 |
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A((33) |
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A6 |
A_A3 |
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TCK |
U14 |
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C6 |
A_A4 |
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CKO_IACK |
N12 |
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A((55) |
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D7 |
A_A6 |
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IOBIT0_PIO05 |
V112 |
TP204 |
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A((66) |
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A((77) |
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E7 |
A_A7 |
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SPPFS1_PIO15 |
N15 |
PCCM_SYNNC |
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A((88) |
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C4 |
A_A8 |
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SPPTTXD1_I2SD_PIO16 |
N16 |
PCCM_IN |
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A((99) |
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C2 |
A_A9 |
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SPPRRXD1_PIO17 |
M117 |
PCCM_OUT |
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A((110) |
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A3 |
A_A10 |
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SPPCCLK1_PIO18 |
M118 |
PCCM_CLK |
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A((111) |
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B3 |
A_A11 |
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INT0 |
T15 |
DSP_INT |
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A((112) |
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B1 |
A_A12 |
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IO |
W6 |
DSP_IO |
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A(13) |
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D6 |
A_A13 |
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RWN |
V6 |
DSP_RWN |
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A((114) |
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D5 |
A_A14 |
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D_D15 |
P111 DSP_DB(115) |
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A((115) |
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D3 |
A_A15 |
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D_D14 |
N10 |
DSP_DB(114) |
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E8 |
A_A16 |
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D_D13 |
N9 |
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A((116) |
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DSP_DB(113) |
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A_A17 |
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D_D12 |
N8 DSP_DB(112) |
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A((117) |
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F8 |
A_A18 |
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D_D11 |
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A((118) |
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E6 |
A_A19 |
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D_D10 |
P9 |
DSP_DB(111) |
TP203 |
A((119) |
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D2 |
A_A20 |
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D_D9 |
P8 DSP_DB(110) |
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A((220) |
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E4 |
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R9 DSP_DB(99) |
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E3 |
A_A21 |
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D_D8 |
T9 |
DSP_DB(88) |
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A((221) |
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A_A22 |
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D_D7 |
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A((222) |
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F5 |
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U200 |
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T8 |
DSP_DB(77) |
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A((223) |
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F4 |
A_A23 |
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D_D6 |
U8 |
DSP_DB(66) |
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F3 |
A_A24 |
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D_D5 |
V8 DSP_DB(55) |
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A((224) |
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PIIO35_A_A25_BOOTSEL |
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D_D4 |
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D(0) |
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F2 |
A_D0 |
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D_D3 |
R8 DSP_DB(44) |
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A8 |
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T7 DSP_DB(33) |
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D(1) |
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E9 |
A_D1 |
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D_D2 |
R7 DSP_DB(22) |
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D(2) |
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F9 |
A_D2 |
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D_D1 |
T6 DSP_DB(11) |
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D(3) |
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G10 |
A_D3 |
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D_D0 |
U6 DSP_DB(00) |
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D(4) |
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G11 |
A_D4 |
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D_A8 |
R6 |
DSP_AB((88) |
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D(5) |
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F11 |
A_D5 |
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D_A7 |
N6 |
DSP_AB((77) |
CLK13M_TR
RST
DSP_TMS
DSP_TDO
DSP_TDI
DSP_TCK
DSP_DB(0:15)
DSP_AB((0:8)
|
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MobilchipsKEEY ROW(4) |
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D(6) |
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E111 |
A D6 |
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D A6 |
V4 |
DSP AB((66) |
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D(7) |
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G12 |
A D7 |
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D A5 |
T5 |
DSP AB((55) |
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D(8) |
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D11 |
A D8 |
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D A4 |
U4 |
DSP AB((44) |
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D(9) |
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E112 |
A D9 |
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D A3 |
V3 |
DSP AB((33) |
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D(10) |
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C12 |
A D10 |
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D A2 |
W3 |
DSP AB((22) |
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D(11) |
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A112 |
A D11 |
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D A1 |
W2 |
DSP AB((11) |
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D(12) |
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F12 |
A D12 |
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D A0 |
V1 |
DSP AB((00) |
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D(13) |
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D12 |
A D13 |
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TESTT3 |
V116 |
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D(14) |
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E113 |
A D14 |
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TESTT2 |
T14 |
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D(15) |
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D13 |
A D15 |
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TESTT1 |
U15 |
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D14 |
A WEN |
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CPTSTSTOP CKO |
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T17 |
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B114 |
A OEN |
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ATTDO PWM2 |
T13 |
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CP TDO |
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E114 |
PIIO30 WAITN |
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ATTDI RTS1 |
L5 |
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CP TDI |
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H14 |
FLASHHRSTN |
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ATTCK CTS1 |
M4 |
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CP TCK |
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A114 |
A CS0N |
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ATTMS PIO45 |
K112 |
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CP TMS |
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C15 |
A CS1N |
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PIIO31 IRQ6 |
P112 |
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NAND INT |
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G14 |
A CS2N |
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PIIO00 IRQ5 |
P116 |
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HALL SENNSOR |
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J114 |
A CS3N |
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IRQ4 |
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A CS4N |
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IRQ3 |
P118 |
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LCDC INT |
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D15 |
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P117 |
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YMMU IRQ |
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C1 |
6 |
A CS5N |
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IRQ2 |
M119 |
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JAACCK INT |
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F15 |
A CS6N |
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F |
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IRQ1 |
M116 |
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INTRQ |
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B117 |
A CS7N |
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1 T A D I C M 2 2 O I P 0 T A D I C M 1 2 O I P D M C I C M 8 0 O I P K L C I C M 8 3 O I P U B 1 W S P 1 1 D R B Y E K 0 1 D R B Y E K 9 D R B Y E K 8 D R B Y E K 7 D R B Y E K 6 D R B Y E K 5 D R B Y E K 4 D R B Y E K 3 D R B Y E K |
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N E 0 T A D I C M 3 4 O I P N E T A D I C M 0 4 O I P N E D M C I C M 9 3 O I P |
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PIIO47 |
J116 |
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O I M I S K L C M I S |
P S U S B S U 7 0 O I P T S R M I S 4 1 O I P |
O M V B S U 3 1 O I P O P V B S U 2 1 O I P I M V B S U 1 1 O I P I P V B S U 9 0 O I P |
A T A D B S U 7 3 O I P N E O B S U 6 3 O I P |
D S 2 I 0 D X T P S 0 D X R P S 0 K L C P S |
4 0 I O P 0 S T R 3 0 O I P 0 R T D 2 0 O I P 0 R S D I 1 0 OI P O R 0 S F P S |
0 X T |
X T A D R I 1 4 O I P 4 4 O I P 0 D C D 9 2 O I P 0 S T C 8 2 Q R I 0 X R |
X R A D R I 2 4 O I P |
1 X T |
0 B K D R Y E 8 2 Q R I 1 X R |
2 D R B Y E K 1 D R B Y E K |
3 T A D I C M 4 2 O I P 2 T A D I C M 3 2 O I P |
C T R 2 X C T R 1 X |
|
Q E R K L C S Y S 0 2 O I P P E E K R W P 9 1 O I P T U O 2 3 C S O N M R A L A C T R |
8 2 O I P 7 2 O I P 6 2 O I P 5 2 O I P 0 1 O I P 6 4 O I P 1 M W P |
2 3 O I P |
R14 |
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M HOLD |
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H16 |
A BE00N |
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PIIO34 |
U18 |
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USB CON |
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A117 |
A BE11N |
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PIIO33 |
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LED DATA |
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VCCCD_2_9 |
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4 P |
5 P |
9 1 B |
9 1 C |
8 1 C |
7 1 D |
6 1 E |
6 1 F |
7 1 E |
3 R |
4 R |
2 U |
3 T |
3 P |
2 P |
4 N |
2 N |
3 M |
1 M |
6 M |
5 N |
6 1 R |
7 1 R |
7 K |
67 LJ |
5 J 6 J |
2 1 L 3 1 K 3 1 J 5 1 J 2 H 4 G 6 G 3 H 1 H 4 H 6 H 8 J 4 J |
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5 3 |
4 4 4 |
9 9 |
5 G 9 1 P 5 1 P 6 1 G 7 1 H |
7 9 6 9 7 |
3 |
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SIIMCLK |
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SIIMDATA |
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SIIMRST |
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DLC DETECT |
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U203 |
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USB_SUSP |
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EAAR SWITCH |
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OLED BACCK EN |
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5 |
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VCCAM EN |
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R203 |
VCCC |
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1 |
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USB_VPO |
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4 |
Y |
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B |
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USB_VMO |
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DIM EN |
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GND A 2 |
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USB_OEN |
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BRRIGHTNESS |
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USB_DATA |
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3 |
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XOOENAQ |
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R206 |
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R212 |
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PWWR KEEEP |
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UP_SCLK |
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CLK32K |
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UP_SDO |
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RTCALARM |
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UP_SDI |
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UP_CS |
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OSC200 |
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DEBUUG_RTS |
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DEBUUG_TXD |
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C217 |
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DEBUUG_RXD |
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C216 |
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DEBUUG_CTS |
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SDDS_TXD |
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AUUDIO OUT SEL |
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SDDS_RXD |
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USB DET |
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KEEY_COL(0:4) |
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P MODE |
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KEEY COL(0) |
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FLASH EN |
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KEEY COL(1) |
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EAR OUT SEL |
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KEEY COL(2) |
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VBBT EN |
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KEEY COL(3) |
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KEEY COL(4) |
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PSSWW1_BUF |
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KEEY_ROW(0:4) |
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KEEY ROW(0) |
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KEEY ROW(1) |
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KEEY ROW(2) |
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KEEY ROW(3) |
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|||||
VCCCD_2_9
Q201
2 |
BP_VF |
1 |
3
JIIG_ON
R204
R213
2-5
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
SGH-E568 Flow Chart of Troubleshooting
2-1-3. Sim Part
"Insert SIM" is displayed on the LCD
Yes
Is the SIM card inserted ?
Yes
Check the voltage at pin#1 of CN400 >= 2.8V
Yes
Is there any signals pin#2,#3,#4 of CN400
Yes
Check the SIM Card
END
No
Check the CN400
No
Check the U401
No
Check the U200
|
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|
CN400 |
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|
||
VSIM |
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1 |
1 |
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6 |
6 |
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SIIM_RST |
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2 |
2 |
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5 |
5 |
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SIIM_CLK |
|
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|
3 |
3 |
G |
G |
G |
G4 |
4 |
|
|
SIIM_IO |
|
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10 |
9 |
8 |
7 |
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|
C407 |
C408 |
C409 |
C410 |
|
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C405 |
||||||||
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|||||||||
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|
2-6
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
SGH-E568 Flow Chart of Troubleshooting
2-1-4. Microphone Part
Microphone does not work
|
|
Yes |
|
|
|
|
Is the assembled status |
|
No |
|
|
|
|
Reassembled the microphone |
|||
|
of microphone O.K? |
|
|
||
|
|
|
|
||
|
|
Yes |
|
|
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|
|
Check the reference voltage on mic path |
|
|
|
|
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|
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|
|
|
|
Yes |
|
|
|
|
C331 2.0V ? |
|
No |
|
|
|
Check R323, R324, R328 |
||||
|
|
|
|||
|
|
|
|
|
|
|
|
||||
|
|
Mobilchips |
|||
|
|
Yes |
|
|
|
|
Is microphone ok? |
|
No |
Check C330, R325, R327, C332 |
|
Yes
END
2-7
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
SGH-E568 Flow Chart of Troubleshooting
VCCCA_2_9
R323
|
|
R324 |
C327 |
C328 |
2.2K |
|
Mobilchips |
|
|
MIICINP |
R325 |
C330 |
|
MIICOUTP |
R354 |
C331 |
MIIC300 |
MIICINN |
R327 |
C332 |
|
MIICOUTN |
R355 |
|
|
|
|
R328 |
|
2-8
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
SGH-E568 Flow Chart of Troubleshooting
2-1-5. Speaker Part
There is no sound from the Speaker
Is the terminal of |
No |
|
||
Replace the Speaker |
||||
|
||||
Speaker O.K ? |
|
|||
|
|
|||
|
Yes |
|
|
|
|
|
|
||
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Are there any signals |
No |
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Check LCD or Replace CN501 |
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at the C503, C504 ? |
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Yes |
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The type of sound |
No |
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The pin#2 of |
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Mobilchips |
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from the Speaker is |
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U302 is "LOW" |
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Melody |
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No |
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Yes |
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Yes |
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The pin#2 of |
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U302 is "HIGH"? |
No |
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Yes |
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Check the U301 |
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Check the U302 |
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Check the U401 |
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Check the U200 |
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2-9
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
SGH-E568 Flow Chart of Troubleshooting
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VBBAAT |
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L302 |
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C352 |
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C353 |
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ground |
ground |
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U301 |
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B1 |
A2 |
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MSSPPKK+ |
C363 |
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VDDD |
VSSS |
VOOM |
A3 |
L303 |
MEELLODY- |
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R348 |
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MPP33+ |
C364 |
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A1 |
VIIP |
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PVVSSS |
B3 |
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R350 |
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MPP3- |
C365 |
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C1 |
VIM |
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VOOP |
C3 |
L304 |
MEELLODY+ |
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D |
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MSSPPK- |
C366 |
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NE |
DVP CN |
CN |
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C2 |
1 |
2 |
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2B |
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Mobilchips |
C356 |
C357 |
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C358 |
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ground |
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ground |
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ground |
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VBBAAT |
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C335 |
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MEELLODY+ |
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SPPKK11P |
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LOUT |
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17 |
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16 |
15 |
14 |
13 |
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22 NC |
DNG |
D1 |
S11 |
+V |
S42 |
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C359 |
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21 |
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R335 |
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NC |
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D4 12 |
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EAR_L |
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AOUTAP |
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1 |
1S2 |
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4S1 11 |
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AOUTBP |
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|||||||
AUUDIO_OUT_SEL |
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|
2 |
1- 2IN |
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U302 |
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3- 4IN 10 |
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EAR_OUT_SEL |
|||||
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MEELLODY- |
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3 |
2S1 |
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3S2 |
9 |
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ROUT |
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SPPKK11N |
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4 |
D2 |
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2S2 |
DNG |
1S3 |
3D |
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||||
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5 |
6 |
7 |
8 |
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C360 |
EAR_R |
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R343 |
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AOOUTAN |
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AOUTBN |
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||
|
|
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|
|
2-10 |
|
|
|
|
|
|
|
|
|
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization