46
VSX-LX52
1
2
3
4
A
B
C
D
E
F
1
2
3
4
OL (Over Load) Detection Circuit
Q5731
GAMP
G
N
DU
G
N
DU
Q5041 D5043
D5143
D5243
Q5001
Q5002
R5043
R5732
R5044
OUTPUT
OL DETECTOR
L ch
R ch
C ch
SL ch
SBL ch
SR ch
SBR ch
+
V
L
V
+5_ST
V
+5_UST
N
ormal: High (5
V
)
OL det: Low (0
V
)
-
V
L
R5025
R5027
R5026
R5045
R5047
R5733
R5736
R5735
D5041
D5042
R5046
C5041
N
P
C5731
C3014
D3003
D3003
UCOM
IC3001
71
N
ormal: Low (0
V
)
OL det: 0.6
V
C
N
5305
-6
C
N
3001
-2
8
POWER AMP ASSY
DISPLAY ASSY
J
D5443
D5543
D5343
D5143
C
N8
014
-6
C
N8
005
-14
COMPONENT
ASSY
D
DIGITAL MAIN
ASSY
E
R3049
H
C
N
1250
-5
C
N
1401
-12