A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
RX-V550/HTR-5750
RX-V450/HTR-5740/DSP-AX450
51
■
BLOCK DIAGRAM (2/2)
DSP-AX450 only
except DSP-AX450
RX-V550, HTR-5750, DSP-AX450 only
except RX-V550, HTR-5750, DSP-AX450
3
4
1
2
DVD
3
4
1
2
D-TV/CBL
3
4
1
2
VCR
C-INPUT
SELECTOR
IC601
Y-INPUT
SELECTOR
IC602
S-SIGNAL
DETECTOR
IC609
IC606
3
4
1
2
VCR
DVD
D-TV/CBL
VCR
V-AUX
INPUT
SELECTOR
IC901
IC606
3
4
1
2
S-MONITOR
C
Y
MONITOR
VCR
S-VIDEO INPUT
S-VIDEO REC
OUT
VIDEO INPUT
VIDEO REC
OUT
Y
Cb/Pb
COMPONENT VIDEO
Cr/Pr
Y
SELECTOR
IC701
Cb
SELECTOR
IC701
Cr
SELECTOR
IC701
Y
Cb/Pb
Cr/Pr
DVD
D-TV/LD
Y
Cb/Pb
Cr/ Pr
COMPONENT
MONITOR OUT
RY401
T401
+BL
-BL
+B
-B
G
-VP
+12
-12
G
+5V
-5V
+5D2
FL1
FL2
Q401
Power Detector
/Reset
Q402,403
+5.5
IC501
+5BU
MG
POWER DETECT
/RESET
POWER
RELAY
F1
C365
C366
C367
C368
C412
75
IC607
13,12
3,5
1,2
14
4
15
Y/C MIX
Q610,611
+5D1
Q605,606
Q903
Q601
Q612,613
IC603
Q604
IC608
Y/C
Separation
T601,602
IC608
Q
703,704
IC603
Q902
+5M
Q501
POWER
SAVE
+5S
D
410
s10
IC401,402,403
D
408
F2/J401
D
312
D
313
+5
IC304
-5
IC305
+5
IC306
-12
IC303
+12
IC302
-30
Q120
G
C132
C133
D
141-14
4
C125
C126
D
133
SR121
8ohm/4ohm
IC1-4
/4ohm
C148
C149
J901
IC702
3
12
IC702
5
10
IC702
1
14
D-4 VIDEO
1 Y
3 Pb
5 Pr
8 L1
9 L2
11 L3
1 Y
3 Pb
5 Pr
8 L1
9 L2
11 L3
D-TV/LD
DVD
L1
SELECTOR
IC852
L2
SELECTOR
IC852
L3
SELECTOR
IC852
Y
SELECTOR
IC851
Pb
SELECTOR
IC851
Pr
SELECTOR
IC851
1,2
3,5
13,12
15
4
14
IC853
5
9
IC853
3
11
IC853
1
13
1,2
3,5
13,12
15
4
14
1 Y
3 Pb
5 Pr
8 L1
9 L2
11 L3
D-4 VIDEO
MONITOR OUT
FUNCTION (3)
• See page 77, 79
→
SCHEMATIC DIAGRAM
FUNCTION (4)
• See page 77, 79
→
SCHEMATIC DIAGRAM
FUNCTION (7)
VIDEO
• See page 77, 79
→
SCHEMATIC DIAGRAM
• See page 85
→
SCHEMATIC DIAGRAM
FUNCTION (2)
POWER
• See page 77, 79
→
SCHEMATIC DIAGRAM
• See page 83
→
SCHEMATIC DIAGRAM
MAIN
SUB TRANS
• See page 82
→
SCHEMATIC DIAGRAM
• See page 84
→
SCHEMATIC DIAGRAM