20
VSX-523-K
1
2
3
4
A
B
C
D
E
F
1
2
3
4
D
E
Is Front L, R speaker output
sound OK?
Input PCM to COAX in or
OPT in, set Auto Surround
N
o Repair IC2011 (AK45
88
) and its
peripheral circuit or replace D-MAI
N
Assy.
N
o Replace IC2021, IC2024 on D-MAI
N
Assy or replace FUSB Assy.
N
o Repair IC2011 (AK45
88
) and its
peripheral circuit or replace D-MAI
N
Assy.
Check IC1200 on MAI
N
Assy or
replace MAI
N
Assy.
Repair IC2011 (AK45
88
) and its
peripheral circuit or replace D-MAI
N
Assy.
Replace D-MAI
N
Assy.
Replace PACK601 (Tuner Pack)
on MAI
N
Assy.
Yes
Yes
Repaier or Replace D-MAI
N
Assy.
Yes
Tuner
→
(Other Analog OK)
USB in
→
HDMI in on rear
→
Composite in
→
N
o Composite out
Replace D-MAI
N
Assy.
Rear HDMI in
→
N
o HDMI out
Check IC1203, XTAL1200, XTAL1201,
Q1207, Q120
8
, Q1209 on MAI
N
Assy
or replace MAI
N
Assy.
N
o OSD
Is the voltage 5
V
?
(D-MAI
N
Assy CP2006 pin 1,
pin 3, 4 digital signal)
A sound not coming out only
in HDMI I
N
1 to I
N
4?
N
o Picture
This is just for general reference and does not including every single case.
No Picture
jomi
Содержание RRV4418
Страница 25: ...23 VSX 523 K 5 6 7 8 5 6 7 8 A B C D E F 2 TEMP Protection Circuit CPU ASSY F AMP5 ASSY G AMP5 ASSY G j o m i ...
Страница 48: ...46 VSX 523 K 1 2 3 4 A B C D E F 1 2 3 4 9 2 EXTERIOR SECTION I L K J D H Nut Nut HP plate j o m i ...
Страница 51: ...49 VSX 523 K 5 6 7 8 5 6 7 8 A B C D E F j o m i ...
