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A
B
1
I PRINTED CIRCUIT BOARD (Foil side)
POWER (2) P. C. B.
Power
Transformer
(U, C, A, B, G,
L, J models)
2
3
4
(R, T, K models)
5
POWER (3) P. C. B.
R, T, K models
Power
6
BE
GY
WH
Transformer
(R, T, K models)
VOLTAGE SELECTOR
240V
1-2/5-6
220V
2-3/6-7
110V
3-4/7-8
120V
4-5/8-1
7
C
D
(Lead Type Device)
Power
Cable
MAIN (2)
(Lead Type Device)
WH
BE
VI
YE
Power
Transformer
RE
(R, T, K models)
OR
E
F
POWER (1) P. C. B.
(Lead Type Device)
MAIN
(1)
LC1
LC2
+5M
THMG
THM
RC_PRD
RC_PRI
-BI
NFC
VC
VL
NFL
NFR
VR
VRL
NFRL
NFRR
VRR
+BV
+B
E
-BV
MAIN
(1)
G
H
I
RX-V640/RX-V640RDS/HTR-5660/DSP-AX640/DSP-AX640SE
HPG
+5D1
+5D2
+5
-5
+12
-12
+5M
THM
THMG
VRC
NFRC
-BI
RC_PRD
RC_PRI
MAIN
(3)
-5
+5
+5D1
+12
+5D2
-12
L
E
R
E
C
E
RC
E
RL
HPG
RR
FUNCTION (1)
Circuit No.
C702~704, 706, 707
C705
CB702, 703
CB941, 942, 945, 946
D604
D702, 703, 706
F701
F941
J701
J702
Q607
Q702~704
R610, 622
R702~704
R705
SW941
W901
X: NOT USED
O: USED / APPLICABLE
J
RX-V740/RX-V740RDS/DSP-AX740
• Semiconductor Location
Ref. No. Location
D601
E5
D602
F2
D603
F3
D604
F3
D605
F3
D606
F4
D607
F5
D701
D3
D702
C4
D703
B4
D704
C4
D705
C4
D706
C4
D707
C4
D708
C4
Q601
G5
Q602
G5
Q603
G6
Q604
G6
Q605
F4
Q606
H3
Q607
F3
Q608
F2
Q609
F3
Q610
G4
Q611
G5
Q612
G6
Q613
G6
Q614
F4
Q615
G3
Q616
F4
Q617
F5
Q618
F6
Q619
F6
Q620
F3
Q621
H2
Q701
D5
Q702
C4
Q703
C4
Q704
B4
J
U, C
R, T, K
A
B
G, L
X
X
O
X
X
X
O
O
X
O
O
O
X
O
X
X
X
O
X
X
O
X
X
X
X
O
O
O
O
O
X
X
O
X
X
X
X
O
X
X
X
O
X
X
O
X
X
X
O
O
X
O
O
O
O
X
O
O
O
X
X
O
O
O
O
O
X
X
O
X
X
X
X
O
O
O
O
O
X
X
O
X
X
X
X
O
X
X
X
X
X
X
O
X
X
X
X
X
O
X
X
X
79
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