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The service manuel is very helpful, we where able to restore the device to its working operation again.
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Great quality complete service manual!!! complete parts list and drawings
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Again a great job. I never been disilluted from them! Clear scheme, complete and very good for repairing!
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Great manual just what I needed, great service as always, thanks.
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Great quality complete service manual! complete parts list and drawings. Thanks!
7 Troubleshooting
7-1-4 S Correction Failure
Check S1 ~ S5 signal.
Are the S1~S5 signals at each frequency block correct? Yes Check and replace Q408~Q412, Q414, C434, C435, C436, C437 and C438.
No
Check and replace IC201.
7-1-5 H_Lin. Failure
Does the IC201 Pin 4 voltage vary with different H_Lin. DAC values? Yes Does the IC402 Pin 4 voltage vary with different H_Lin. DAC values? Yes Check L406. No Check +12 V, �14 V line and some parts around IC402. No
Replace IC201.
7-1-6 Invariable H_Size
Does the IC403 Pin 28 voltage vary with different H_Size DAC values? Yes Does the IC401 Pin 6 output duty vary with different H_Size DAC values? No Check some parts around IC401 and IC403 Pin 28. No
Check and replace IC403.
7-4
SyncMaster 1000s (CGP1607L)
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