Philips DVP3350V - VCR Part: Electrical Troubleshooting Guide

3-3
ELECTRICAL TROUBLESHOOTING GUIDE
NO
Check or Replace
the D102
Replace the D123
Replace the D124
Replace the D121
YES
YES
Is the D121
Normal?
Power Line of Main
PCB is short
1. POWER(SMPS) CIRCUIT
No 5.3VA
Replace the FR101
(Use the same ICW)
Is the FR101
Normal?
Is the R101
Normal?
Is the BD101
Normal?
NO
NO
NO
NO
NO
NO
NO
NO
NO
Replace the
BD101
Replace the R101
Is the D102
normal?
Replace the D125
Replace the IC103
YES
YES
YES
YES
YES
YES
YES
Is Vcc (9V - 18V) sup-
plied to IC101 Pin2?
Are the D125
normal?
Is there about 2.5V
at the IC103 Pin1?
Is the D123
normal?
Is the D124
Normal?
(1) No 5.3VA