Toshiba 23HLV87 B Service Manual page 36
Lcd tv/dvd combination
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Also See for 23HLV87 B:
- Owner's manual (80 pages) ,
- Circuit diagrams (32 pages) ,
- Circuit diagrams (31 pages)
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No CVBS/SVIDEO Picture
Check if SVIDEO/CVBS
signal of XP3001 is normal
Yes
Check if SVIDEO/CVBS
signal of U22 pin25,26,
29,30 is normal
Yes
Replace Main PCB
No HDMI
Check if signal of
CON9 is normal
Yes
Check if voltage of
U13 pin8 is normal
Yes
Check if signal of
U9 pin 124,125 is normal
Yes
Replace Main PCB
TROUBLESHOOTING GUIDE
No
Replace Input PCB
No
Replace connect wire
No
Replace connection
No
Replace U12 or U13
No
Replace U9
E-4
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