Read Sharp LC-26GA5E (serv.man10) Service Manual online
26
LC-26GA5E
LC-32GA5E
LC-32GA5E
LC-26GA5E
LC-32GA5E
LC-32GA5E
5. No sound (2 / 2)
No sound comes out
No external output
No external output sound
No external output
sound scart 1 comes out
scart 2 comes out
sound Ext 3 comes out
A
re audio output terminal
No
Check signal 2S-mute
No
A
re audio output terminal o
f
A
re audio output terminal o
f
No
Check signal 2S-mute
of connector SC1451 pins (1)
and SS mute and
connector Sc1452 as specified ?
connector J 401 as specified ?
and SS mute and
and (3) as specified?
peripheral circuit
Yes
Yes
peripherical circuit
Yes
A
re audio output pins 122 an
d
No
Check IC 1001 and
A
re audio output terminal of
No
Check IC1402 and
121 of IC1001 as specified ?
peripheral circuits
IC 1402 pins 1 and 7 as specified?
peripheral components
Yes
A
re audio output terminal o
f
No
Check IC 1001 and
IC 1001 out R(119) and out L (120)
peripheral circuits
as specified ?
Switch pin 6 of IC1201 from 0,5 V in TV
No
Check Q1203, Q1202, D1205
mode to 5V in radio mode?
and peripherical components
Yes
Check IC 1201 and peripherical circuits
No sound comes out in radio reception
