No Output - Samsung MAX-445 Service Manual

Troubleshooting

6-1-2 No Output

Main PCB AIC101
(STK4121,4141,4181-Option)
pin no. 9,11,12,14
B+,B- circuits
AQ103L,R Base B+ ?
Is Mute selected ?
Headphone Jack short ?
6-2
Yes
Yes
Yes
No
Check the B+ power
source part in RD1(PBL403),
RC2,3 and RIC1.
No
Confirm for TR short
replace it.
No
Remove it with Remocon.
No
Replace Headphone jack
soldering condition.
Yes
Check if the output line is
short.
Samsung Electronics