VSX-LX50
71
5
6
7
8
5
6
7
8
C
D
F
A
B
E
O
L
(O
ver
Load
)
Detection
Circuit
Q5704
GAMP
GNDU
GNDU
Q5041 D5043
D5143
D5243
IC5001
IC5002
R5043
R5715
R5044
OUTPUT
OL
DETECTOR
L
ch
R
ch
C
ch
SL
ch
SBL
ch
SR
ch
SBR
ch
+VL
V+5UM
V+5UM
Normal:
High
(5V)
OL
det:
Low
(0V)
-VL
R5025
R5027
R5026
R5045
R5047
R5716
R5717
R5720
D5041
D5041
R5046
C5041
NP
C5705
C121
D105
D104
FFC
J43
UCOM
IC101
19
Normal:
Low
(0V)
OL
det:
0.6V
CN5002
-7
CN5703
-14
CN5701
-5
CN5302
-4
CN5301
-7
CN5702
-8
CN103
-6
POWER
AMP-L
ASSY
POWER
AMP
IN
ASSY
POWER
AMP-R
ASSY
POWER
PROTECT
ASSY
MAIN
CONTROL
ASSY
C
D5443
D5543
D5343
CN5602
-7
D5143
AI
AG
AJ
AD