RX-V550/HTR-5750
RX-V450/HTR-5740/DSP-AX450
60
A
1
2
3
4
5
6
7
B
C
D
E
F
G
H
I
J
K
FUNCTION (1) P. C. B.
(Lead Type Device)
MULTI CH INPUT
AUDIO
L
R
FRONT
L
R
IN
(PLAY)
MD
/CD-R
L
R
OUT
(REC)
L
R
CD
L
R
SURROUND
SUBWOOFER
CENTER
+5D2
+12
ADL
PR
SR
SBR
SW
R
E
+5D1
-12
ADR
E
PL
SL
SBL
C
L
1
8
POWER (1)
HPE
-12
+12
-5
+5
+5D2
+5D1
OPERATION (4)
AXR
E
AXL
VE
AUX-V
VE
VE
VE
DSP
FUNCTION (2)
+5
-5
VE
AUX-V
+12
-12
/HP
MTHP
MTFS
MTCT
MTSW
MTZ2
CKEV
DTEV
CKZ2
DTZ2
MG
TUR
TUE
TUL
FUNCTION (6)
DVR
DVL
E
DTR
DTL
E
VIR
VIL
VOR
VOL
Z2R
Z2L
SWE
SW
MTSW
MTZ2
POWER (1)
OPERATION (1)
SBL
SBR
FL
SL
C
FR
SR
E
E
E
E
E
E
/HP
MG
HPR
HPE
HPL
Ref. no. Location
D303
C4
D304
C5
IC305
B4
Q307
E6
Q308
F6
• Semiconductor Location
■
PRINTED CIRCUIT BOARD (Foil side)
HTR-5750 RX-V450/HTR-5740/DSP-AX450