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LG GSA-4040B Service Manual page 82

Super multi dvd drive
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No. Error Code
SSB Byte21,22
23
57xx
24
58xx
25
59xx
26
5Axx
27
5Bxx
28
5Cxx
29
5Dxx
84
Contents of fail
HFPE Amp/Gain Adjust NG.
Lens Sensitivity Adjust NG.
Spindle Offset Adjust NG.
ADIP read timing Adjust NG.
Tracking reverses Adjust NG.
Signal Amp Error.
Focus Offset Adjust NG.
(DVD-R/RW,+R/RW in Data)
Fail Analysis
1) Check Pickup FFC Connection.
2) Exchange Pickup.
3) Check solder of IC101circumference.
(pin#10,11 R709,C711,R704,C706)
4) Exchange IC101(AFE).
5) Exchange IC701(DSP).
1) Check Pickup FFC Connection.
2) Exchange Pickup.
3) Check solder of IC801circumference.
4) Exchange IC801(MPU).
1) Check Spindle FFC Connection.
2) Check solder of IC601circumference.
(pin#34-37)
3) Exchange IC601(Driver).
4) Exchange Spindle Motor.
5) Check solder of IC701circumference.
6) Exchange IC701(DSP).
5A01: Check DVD+R Disc (Exchange Disc) . No.21
1) Check Pickup FFC Connection.
2) Exchange Pickup.
3) Exchange IC101(AFE).
4) Exchange IC701(DSP).
1) Check Pickup FFC Connection.
2) Exchange Pickup.
3) Check solder of IC701circumference.
(pin#3,4,5 pin#86-98,
PE_Servo: R702, C704)
4) Exchange IC101(AFE).
5) Exchange IC701(DSP).
1) Check Pickup FFC Connection.
2) Exchange Pickup.
3) Check solder of IC701circumference.
(pin#3,4,5 pin#86-98,
PE_Servo: R702, C704)
4) Exchange IC101(AFE).
5) Exchange IC701(DSP).
1) Check Pickup FFC Connection.
2) Exchange Pickup.
3) Check solder of IC101circumference.
4) Exchange IC101.
5) Check solder of IC701circumference.
6) Exchange IC701.
7) Exchange Slider Moter.
Block Diagram
No.15
No.19
No.20
No.07
No.07
No.22

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