Sharp LC-32LE345T Service Manual page 27

Audio Trouble (No Sound)
Check if the volume is rightly set or if
mute function is off
Check if the output signal on the pin1 &
Pin4 of CNA1 is normal
Check the speaker and if the speaker NG,
replace with the new speaker p
Function Trouble (PC)
PC source No signal
Check if the VGA cable is OK?
Check if the VS and HS signals are OK?
Check if the R G B signals are OK?
Check the software
No Sound
OK
OK
OK
p
OK
OK
OK
OK
NG
Set it rightly
NG
Change Main PWB
NG
Change a VGA cable
NG
Change Main PWB
NG
Change Main PWB
6 – 3
LC-32LE345T