2
A
B
C
D
E
F
G
H
I
J
1
3
4
5
7
RX-V557/HTR-5850/DSP-AX557
RX-V457/HTR-5840/DSP-AX457
6
78
Circuit No.
J
U, C, K R, T, A, B, G, E, L
CB701-703
O
X
X
C747, 774, 783, 787, 792, 794, 796-798, 801, 804
X
X
O
D707-712
O
X
X
IC704
O
X
X
IC710
X
X
O
Q713, 714
X
X
O
R749
X
X
O
XL703
X
X
O
CONVERSION P.C.B. (Side B) Lead Free Solder Used
■
PRINTED CIRCUIT BOARD (Foil side)
RX-V557/HTR-5850/DSP-AX557
CONVERSION P.C.B. (Side A) Lead Solder Used
Ref. No.
Location
D702
B3
D703
B3
D705
C3
D706
C3
D707
D3
D708
I3
D709
D3
D710
I3
D711
D3
D712
D3
IC701
C3
IC702
D3
IC703
D3
IC704
D3
IC705
D5
IC706
B3
IC707
B3
IC708
D5
IC709
C4
IC710
B4
IC711
C4
IC712
B5
IC713
C5
IC714
C5
Q702
I4
Q703
I5
Q704
I4
Q705
H4
Q706
I4
Q707
H4
Q708
I5
Q709
H5
Q710
I5
Q711
H5
Q712
B4
Q713
G4
Q714
G4
• Semiconductor Location
SUBTRANS (2)
(CB463)
SUBTRANS (10)
(CB446)
CPNTT
CPNTD
VIN
CIN
Y
C
VG
DTCV
CKCV
CMP1
CMP0
/PURD
-5
+5
-B2
+B2
+B1
PR
V
DG
DG
E
POWER (1)
(W352)
16
15
16
30
1
16
16
9
9
9
8
8
8
1
1
1
7
7
8
8
14
14
1
1
1
1
4
5
8
1
1
8
9
16
25
38
39
48
24
15
14
1
12
13
24
7
8
14
DVD
A
DTV/
CBL
COMPONENT VIDEO
MONITOR
OUT
MONITOR
OUT
D4 VIDEO
DVD
A
B
DTV/
CBL
B
J model
X : NOT USED / O : USED