1995VLX/VL2X/BLX7.0 TROUBLESHOOTING
7.0 TROUBLESHOOTING
7.1 MAIN TROUBLESHOOTING ROUTINE
START
POWER SUPPLY CKT.
CHECK POWER INDICATORNG
TROUBLESHOOTING
LED
ROUTINE
OK
AMBERPOWER SAVING CKT.
LED COLOR ?TROUBLESHOOTING
ROUTINE
GREEN
NGNGPOWER SUPPLY CKT.
CHECK 210V,75V,15V,
DOES IMAGE APPEARTROUBLESHOOTING
7V,5V,-12V,+12V
ROUTINE & ADJUSTMENT
OKOK
OKNGDEFLECTION CKT.
DOES RASTER APPEAR ?TROUBLESHOOTING
ROUTINE & ADJUSTMENT
VIDEO CKT.
NG
CHECK COLOR
TROUBLESHOOTING
PERFORMANCE
ROUTINE
OK
OK
DEFLECTION CKT.
CHECK GEOMETRIC NG
TROUBLESHOOTING
PERFORMANCE
ROUTINE
OK
MICON CKT.
NG
CHECK EXT. SW FUNCTIONTROUBLESHOOTING
ROUTINE
OK
NO TROUBLE FOUND
END
CTX11 |