Sharp LC-23LE448RU Service Manual page 20

TROUBLESHOOTING GUIDE (continued)
The picure does not appear
CD2801 is connected
to the CN12?
CD2801 is
connected
to the Panel?
CN12 have signal and
voltage of 12V?
Change Main board
No
Yes
Yes
No
Yes
No
Connect CD2801 to CN12
Connect CD2801 to Panel
Change panel
E-4