1995VLX/VL2X/BLX7.0 TROUBLESHOOTING
H-Asynchronous
START
NG
CHECK IC501,P501 ORCHECK H-SYNC INPUT
H-SYNC I/P (SIGNAL CABLE)(PIN15) OF IC301
OK
CHECK PIN27,28,29,30CHECK R321,R322,C317 ORNG
VOLTAGE OF IC301REPLACE IC301
OK
CHECK R301,C331,
PIN 1 OF IC301
OK
END
CTX21 |