XOCECO LC-26U26, Руководство по обслуживанию, Страница: 23 / 41

21
3.3.no sound
Check if PIN15, PIN30
and PIN38 voltage of
N401 is normal?
Check power supply
Check PIN26 and
PIN27 output wave of
N801
Check PIN13 output
wave of N101
Check PIN5 wave of
Z102
Check PIN11 wave of
TUNER1
Replace N401
Replace N801
Replace N101
no
yes
no
yes
yes
yes
no
no
Replace TUNER1
no