Table of Contents
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NO PICTURE
Are the Brightness and
Contrast set to normal ?
Yes
Is the voltage at pin 7
of CP851 DC9V ?
Yes
Is the signal at pins 30, 31
and 32 of IC601 output ?
Yes
Check Q801~Q806 and peripheral
circuit.
TROUBLESHOOTING GUIDE
No
No
No
Is the waveform at pin 44
of IC601 normal ?
Replace IC601.
E-3
No
Yes
Adjust Brightness and Contrast.
Check P.CON +9V line.
Check JACK_VIDEO line.
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