LG GSA-4167B Service Manual page 79

No. Error Code
SSB Byte21,22
22 5Axx
23 5Cxx
24 5Dxx
Contents of fail
ADIP read timing Adjust NG.
Signal Amp Error.
Focus Offset Adjust NG.
(DVD-R/RW,+R/RW in Data)
Fail Analysis
5A01: Check DVD+R Disc (Exchange Disc) . No.19
1) Check Pickup FFC Connection.
2) Exchange Pickup.
3) Exchange IC101(AFE).
4) Exchange IC301(MPU & DSP).
5) Exchange IC601(Driver)
1) Check Pickup FFC Connection.
2) Exchange Pickup.
3) Check solder of IC101circumference.
(pin#1,2,3 pin#87-90,
PE_Servo: R103, C406)
4) Exchange IC101(AFE).
5) Exchange IC301(MPU & DSP).
1) Check Pickup FFC Connection.
2) Exchange Pickup.
3) Check solder of IC101circumference.
4) Exchange IC101.
5) Check solder of IC701circumference.
6) Exchange IC301(MPU & DSP).
7) Exchange Slider Motor.
Block Diagram
No.06
No.20
83