Литература по ремонту аппаратуры / samsung / Manual E530_1
.pdf
SGH-E530 Flow Chart of Troubleshooting
VCCCA_2_9
R323
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R324 |
C327 |
C328 |
2.2K |
MIICINP |
R325 |
C330 |
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MIICOUTP |
R354 |
C331 |
MIIC300 |
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MIICINN |
R327 |
C332 |
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MIICOUTN |
R355 |
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R328 |
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2-8
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
SGH-E530 Flow Chart of Troubleshooting
2-1-5. Speaker Part
There is no sound from the Speaker
Is the terminal of |
No |
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Replace the Speaker |
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Speaker O.K ? |
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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 |
The pin#2 of |
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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
U302 is "HIGH"? No
Yes
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-E530 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 |
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U301 |
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ground |
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B1 |
A2 |
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MSSPPKK+ |
C363 |
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VDDD |
VSSS |
VOOM |
A3 |
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R348 |
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MPP33+ |
C364 |
A1 |
VIIP |
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PVVSSS |
B3 |
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R350 |
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MPP3- |
C365 |
C1 |
VIM |
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VOOP |
C3 |
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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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C358 |
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ground |
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L303
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MEELLODY- |
L304 |
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MEELLODY+ |
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C356 C357
ground
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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13 |
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16 |
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15 |
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14 |
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17 |
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22 NC |
DNG |
D1 |
S11 |
+V |
S42 |
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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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AOUTAP |
1 |
1S2 |
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4S1 11 |
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AUUDIO_OUT_SEL |
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2 |
1- 2IN |
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U302 |
3- 4IN 10 |
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MEELLODY- |
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3 |
2S1 |
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3S2 |
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SPPKK11N |
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D2 |
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2S2 |
DNG |
1S3 |
3D |
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5 |
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AOOUTAN |
R343 |
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LOUT
C359
EAR_L
AOUTBP
EAR_OUT_SEL
ROUT
C360
EAR_R
AOUTBN
2-10
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Document This |
SAMSUNG |
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be not can |
-Proprietary |
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authorization Samsung's without used |
notice without change may Contents |
11-2 |
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LCD_D(0) LCD_D(2)
LCD_D(4) LCD_D(6) LCD_D(8) LCD_D(10) LCD_D(12) LCD_D(14) LCD_WEN
MLCD_CS FLASH_EN CAM_D(0) CAM_D(1) CAM_D(2) CAM_D(3)
CAM_D(4) CAM_D(5) CAM_D(6) CAM_D(7) MOT DIM_EN CAM_RST
VBAT
C502
1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53
C517 |
C518 |
C519 |
C520 |
C521 |
C522 |
C523 |
C524 |
C525 |
C526 |
C527 |
C528 |
C529 |
C530 |
C531 |
C532 |
C533 |
C561 |
C508 |
C560 |
CN501 |
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NC |
NC |
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56 |
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VCCD_1 |
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C501 |
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2 |
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4 |
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6 |
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LCD_D(1) |
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8 |
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LCD_D(3) |
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10 |
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LCD_D(5) |
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12 |
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LCD_D(7) |
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14 |
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LCD_D(9) |
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16 |
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LCD_D(11) |
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LCD_D(13) |
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20 |
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LCD_D(15) |
22 |
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L_ADS |
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24 |
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SLCD_CS |
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26 |
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LCD_RESET |
28 |
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SCL |
30 |
R506 |
SDA |
32 |
CAM_CLK |
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P_CLK |
36 |
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VER_REF |
38 |
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HOR_REF |
40 |
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VCAM_EN |
42 |
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OLED_BACK_EN |
44 |
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BRIGHTNESS |
46 |
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SPK1P |
50 |
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SPK1N |
52 |
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MP3_MIC |
54 |
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C503 |
C504 |
C505 |
C558 |
C559 |
C553 |
C554 |
C555 |
C556 |
C562 |
C507 |
C509 |
C510 |
C511 |
C512 |
C513 |
C514 |
C515 |
C516 |
Troubleshooting of Chart Flow E530-SGH
SGH-E530 Flow Chart of Troubleshooting
2-1-6. Camera Part
"Camera" function dose not work
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Yes |
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No |
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Check the connect |
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Connect the camera module |
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LCD CN5 |
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Yes |
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LCD IC 8 PIN 6 = 1.8V? |
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No |
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Check Signal PIN40 of CN1 |
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PIN 4 = 2.6V? |
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Yes |
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No |
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Board R506 < 29MHz |
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Check clock OSC300(R317) of U300 |
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R317 =24.57Mhz |
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END |
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2-12
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
SGH-E530 Flow Chart of Troubleshooting
2-1-7. LCD PART
LCD back light dose not work
Check the LCD CONNECTOR (CN501)
NO 
Check the LCD when folder opened
YES
It confirm LCD CN3 and |
over 3V |
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Battery linking situation. |
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No |
Check the voltage of LCD |
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IC7 pin#1, 12, 14, 15, 16 |
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under 3V
Change LCD IC7
Check the LCD CN4 connect.
Check the SUB LCD |
No |
Check the VCC EL |
Yes |
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when folder closed |
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Volt over the 16V? |
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YES |
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NO |
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Change the LCD IC9 |
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END
2-13
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
SGH-E530 Flow Chart of Troubleshooting
2-2.RF
2-1-1. EGSM RX
NORMAL CONDITION catch the channel?
YES
U103 pin#8 ≥ -65dBm
YES
pin#2,3 of U103 ≥ -65dBm
YES
pin#20, 21
of U102 ≥ 65dBm
YES
U102 pin#9, 32 = 2.8V
YES
U102 CHECK pin#8 = 13MHz Vp-p = 950mV
YES
pin#1,2,3,28 of U102 Vp-p = 120mV ?
YES
CHECK U401
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CONTINUOUS RX ON |
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RF INPUT : 62CH |
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AMP |
: -50dBm |
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NO |
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Check ANT1,C143 |
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ANT2, L101 contact |
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NO
Check C103, CN100
NO
Check U103
NO |
Check |
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C106,C109,L103 |
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NO |
Check |
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U401 pin#A13, #C421 |
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NO
Check OSC100
NO
Check U102
2-14
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
SGH-E530 Flow Chart of Troubleshooting
2-1-2. DCS RX
NORMAL CONDITION catch the channel?
YES
pin#8 of U103 ≥ -65dBm
YES
pin#4,5 of U103 ≥ -65dBm
YES
pin#18,19 of U102 ≥ -65dBm
YES
pin#9,32 of U102 = 2.8V
YES
At U102 pin#8 = 13MHz Vp-p = 950mV
YES
pin#1,2,3,28 Vp-p of U102 = 120mV
YES
Check U401
NO
NO
NO
NO
NO
NO
NO
CONTINUOUS RX ON
RF INPUT : 698CH
AMP : -50dBm
CHECK ANT1,C143
ANT2, L101 contact ?
Check C103,CN100
Check U103
Check C113, C117, L106
Check C421, pinA13 of U401
Check OSC100
Check U102
2-15
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
SGH-E530 Flow Chart of Troubleshooting
2-1-3. EGSM TX
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U103 pin#13 |
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NO |
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U103 |
NO |
U401 |
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= about 2~3 |
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pin#1 = 2.8V |
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check & change |
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YES |
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YES |
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U101 pin#11= |
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C103,CN100 |
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NO |
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about 4~5dBm? |
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check&change |
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YES |
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U103 |
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check & change |
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NO |
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U101 |
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BATTERY |
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pin#6,17=3.7V |
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check & change |
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YES |
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U101 |
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NO |
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U401 |
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pin#20 = 1.6V |
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check |
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YES |
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U101 pin#4 |
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about =-5dBm |
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YES |
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NO |
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U101 |
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pin#18 = 3V |
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YES |
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U101 |
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U401 |
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change or resolder |
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check |
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CONTINOUS TX ON CONDITION |
||
TX POWER DAC : 600 CODE APPLIED |
||
CH |
: 62 |
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RBW |
: 100KHz |
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VBW |
: 100KHz |
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SPAN |
: 10MHz |
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REF LEV : 10dBm |
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ATT |
: 20dB |
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NO |
U102 |
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pin#9,32 =2.8V |
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YES |
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U401 pinA13,C421 change or resolder
NO
U401 change or resolder
U102 |
NO |
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OSC100 |
pin#8 = 13MHz |
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Vp-p = 950mV |
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change or resolder |
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YES |
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U102
pin#4,5,6,7
=100mV
YES
U102 change or resolder
2-16
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
SGH-E530 Flow Chart of Troubleshooting
2-1-4. DCS TX
|
U103 pin#11 |
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NO |
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U103 |
NO |
U401 |
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= about 2~3 |
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pin#6 = 2.8V |
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check & change |
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dBm |
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YES |
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YES |
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U101 pin#15 |
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C103,CN100 |
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= about |
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check&change |
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NO |
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4~5dBm |
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YES |
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U103 |
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check & change |
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U101 |
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NO |
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BATTERY |
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pin#6,17= |
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3.7V |
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check & change |
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YES |
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U101 |
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NO |
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U401 |
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pin#20 = 1.6V |
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check |
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NO |
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YES |
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U101 pin#3 |
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|||||
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|
about =-5dBm |
|
|
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||||
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YES |
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U101 |
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NO |
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||||||||
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pin18=3V |
|
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|||
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YES |
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||||
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|
U101 |
|
|
|
|
|
U401 |
|
|
|
|
||||
|
|
|
|
change or resolder |
|
|
|
|
|
check |
|
|
|
|||||||
|
|
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|
|
|
NO |
U102 |
|
|
|
pin#9,32 =2.8V |
U401 pinA13,C421 change or resolder
YES
U102 |
NO |
OSC100 |
|
pin8 = 13MHz |
|
|
|
|
|
||
Vp-p = 950mV |
|
|
change or resolder |
|
|
|
|
YES |
|
|
|
|
|
|
|
CONTINOUS TX ON CONDITION |
||
TX POWER DAC : 600 CODE APPLIED |
||
CH |
: 62 |
|
RBW |
: 100KHz |
|
VBW |
: 100KHz |
|
SPAN |
: 10MHz |
|
REF LEV : 10dBm |
||
ATT |
: 20dB |
|
|
|
|
NO |
U102 |
|
pin#4,5,6,7 |
|
|
|
=100mV |
YES
U401
change or resolder U102 change or resolder
2-17
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization