THOMSON DTH175EL - Composite Video Trouble Service Flow Chart

THOMSON DTH175EL Service Manual
Composite Video Trouble Service Flow Chart
Composite Video Trouble
NG
Check “SETUP” Item See “User Manual”
OK
NG
Check Y1 Output Signal Replace Y1 Parts
OK
NG
Check C55/C56 Signal
Replace C55/C56
OK
NG
Check D12/D14 Signal Replace D12/D14
OK
NG
Check Q12 Pin Signal Replace Q12 around parts
OK
OK
Check J5 Pin9 Signal Check External Set
NG
Replace J5 connection