LG GSA-5163D Service Manual page 66

2. Adjusting Error during Disc Load Sequence (Lead in Error)
No. Error Code
SSB Byte21,22
1 42xx
2 452x
3 450x
451x
454x
4 458x
5 45Ax
6 46xx
75
Contents of fail
Circuit Offset Adjust NG.
Focus Amp Adjust NG.
(DVD-DL Only)
Focus Amp Adjust NG.
Total Amp Adjust NG.
Tracking Amp Adjust NG.
Lens DAC Adjust NG.
Lens Position Adjust NG.
Fail Analysis
1) Check Pickup FFC Connection.
2) Check solder of IC101circumference .
(pin#,4,5,6 pin#85-98,
FE_Servo: R334, C325
TE_Servo: R337, C328
PE_Servo: R335, C326)
3) Exchange IC101(AFE).
4) Exchange Pickup.
5) Exchange IC301(DSP).
1) Check DVD-Dual Disc.
2) Check Pickup FCC Connection.
3) Check solder of IC101circumference.
(pin#4,5,6 pin#85-98,
FE_Servo: R334, C325)
4) Check Slider FPC Connection.
5) Exchange IC101(AFE).
6) Exchange IC601(Driver).
7) Exchange IC301(DSP).
1) Check Pickup FFC Connection.
2) Check solder of IC101circumference.
(pin#4,5,6 pin#85-98,
FE_Servo: R334, C325
PE_Servo: R335, C326)
3) Exchange Pickup.
4) Exchange IC101(AFE).
5) Exchange IC301(DSP).
1) Check Pickup FFC Connection.
2) Exchange Pickup.
3) Check solder of IC101circumference.
(pin#4,5,6 pin#85-98,
TE_Servo: R337, C328)
4) Exchange IC101(AFE).
5) Exchange IC301(DSP).
1) Check Pickup FFC Connection.
2) Exchange Pickup.
3) Check solder of IC101circumference.
(pin#4,5,6 pin#85-98,
TE_Servo: R337, C328)
4) Check solder of IC301circumference.
(R338,R339,C329,C330)
5) Exchange IC101.
6) Exchange IC301.
1) Check Pickup FFC Connection.
2) Exchange Pickup.
3) Check solder of IC101circumference.
(pin#4,5,6 pin#85-98,
TE_Servo: R337, C328)
4) Check solder of IC301circumference.
(R338,R339,C329,C330)
5) Exchange IC101.
6) Exchange IC301.
Block Diagram
No.04
No.05
No.06
No.07
No.08
No.08