TROUBLESHOOTING GUIDE | Appendix |
7. NO ON-SCREEN DISPLAY
Check the signal(60Hz)
V. SYNC
H. SYNC
Check
the signal(15.73Hz)
Check data/clock signal
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#20 | SCL | |
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#21 |
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| I701 |
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| MICOM |
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| OSD R | |
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| OSD G | ||
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| OSD B |
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| BLANK | ||
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#10 | #11 | #12 |
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I501
VDP3130Y
#41
#42
#43
#44
X701 
Check the crystal
Check OSD R/G/B/BLANK signal
If OSD doesn’t operate, I701 replace new product
8. REMOTE CONTROL DOES NOT OPERATE
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| IL701 | |
#34 |
| OUT | REMOCON | ||
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| PREAMP | |
I701 |
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MICOM |
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| Check the waveform | |||
#10 #11 #12
Check the crystal