DVD Player User Manual

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3. Troubleshooting
3-1. VIDEO CIRCUIT
ARE SIGNALS
OUTPUT FROM VIDEO
OUTPUT TERMINAL?
Ye s
No
CHECK SIGNAL
CABLE/ MONITOR
CHECK VIDEO OUTPUT
SECTOR (PG1302/ J1307/ J1302/
J1306/ J1361) OF JAK PWB
CHECK IC3301/ IC3302 of
JAK PWB
CHECK IC1201/ IC1101/ IC1601
CHECK POWER
SUPPLY CIRCUIT
CHECK IC1601
CHECK X2201/ R1218
REPLACE IC2202
ARE SIGNALS
OUTPUT FROM PG2201
pins 17, 15, 13, 11, 9, 7,
3?
ARE SIGNALS
IC2202 pins
14, 15, 16, 20, 21?
+5V AT IC2202
pins 46, 34, 32, 30, 27,
19, 11, 1 (VDD)?
IS VOLTAGE AT
IC2202 pins 44
(RESET) H LEVEL?
IS CLOCK IN
IC2202 pin 48?
Ye s
No
Ye s
No
No
Ye s
No
Ye s
No
Ye s
No
Ye s
ARE SIGNALS
OUTPUT FROM
IC2202 pins 35, 33, 29,
28, 25, 24?
NO IMAGE