Akai 29CTF05BS Service Manual page 38

NO NORMAL SOUND
No sound
comes out at
AV-out J905.
Check sound output
signal from pin 92 &
93 of IC2100 and its
related circuit.
No sound from the
speaker.
Set volume to maximum. Is there
any sound output signal at pin 11 &
9 of IC301 ?
NO
Check if there is
sound input signal
at pin 2 & 4 of
IC301.
NO
Check output
signal at pin 68,
69 of IC2100 and
its related circuit.
4 – 3
29CTF05BS
YES
Check connection
to the speaker.