Philips 26MF231D/37 - Page 91

91
TPE1.0U LA
9. Trouble Shooting
4.No TV sound
Check if
tuner 1T04 pin12
output IF
signal
No
Replace 1T04
Yes
Check 7A11
5.No earthphone sound
Check
7814=16V
No
Eliminate short and open
situation
Yes
Check 7901
pin2=ADAC2
pin6=ADAC1
No
Replace 7901
Replace Side AV Board
Yes
6.No remote function
Tty another
remote control
No
Replace one good
remote control
Yes
Check IR receiver
7.LED and function
key poor
Check circuit around
control board and cable
between control board
and scaler board
8.No HDMI picture
Check 7B02
has HDMI code
No
Write HDMI code in
7B02
Yes
Check Scaler Board
www.freeservicemanuals.info
It`s Free