Sharp LC-50U35T Service Manual page 39

Is the audio output from the monitor set at "FIXED" or "VARIABLE" with enough vol-
ume on the menu screen?
Are there the audio signal outputs at pins (C35)(HP_AUD_L_OUT) and
(D36)(HP_AUD_L_OUT) of IC3303 (CPU)?
Does the audio signal come from pins (3)(HP_L_AMP_OUT) and
(12)(HP_R_AMP_OUT) of IC501 (Line-out Amplifier) to pins (2)(L) and (3)(R) of
J503?
Check the connector(J503) and their peripheral circuits, and speakers and the
Cable.
No monitor audio output
YES
YES
YES
6 – 17
NO Volume up.
NO Check IC3303(CPU) and its peripheral cir-
cuits.
Check the line between IC501 and J503
NO
and their peripheral circuits.
LC50/58/65U35T