Block Diagram - Yamaha RX-V750 Service Manual

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BLOCK DIAGRAM

1
• See page 79 → SCHEMATIC DIAGRAM
DSP
MD/CDR
DVD
DTV/CBL
OPERATION (4)
• See page 83, 84 → SCHEMATIC DIAGRAM
AUX
IC1
2
CD
Duty
Corrector
DVD *VDD=3.3
TC74HCT04A
IC3
MD/CDR
Duty
Corrector
74VHCT00AMT
3
TUNER
FM/AM
IC833
PHONO
PHONO EQ
IC831
CD
SOURCE
etc
IC832
4
ZONE 2
REC
OUT
FL/FR
5
C/SW
SL/SR
SBL/SBR
U, C, A only
6
C
IC2 IC5
LC89057W
10
DIR
YSS948 MAIN DECODER
RX6
SBCK
9
SWCK
RX5
8
SDI0
RX4
29
5
DETECTOR
RX3
RMCK SDI
RBCK
DECODER
RWCK
4
RX2
SDI1
28
RX1
21
2
RDATA
RX0
1 IC6
RXOUT
1M SRAM
Front Front
Center
IC303B
IC311
Surround
Presence
Surround Back
IC310
Center
Surround *Selectable
Surround Back with PL/PR
Subwoofer
IC309
Switch
IC303A
IC308
IC306
IC307
CONVERSION
FUNCTION
• See page 87, 88 →
• See page 80 → SCHEMATIC DIAGRAM
SCHEMATIC DIAGRAM
D E
IC14
IC7
SELECTOR
3
I1a
YSS930
POST PROSESSER 2
I0a
SDO0 39 99 27
SDO0
SDI0
SDO1
40 98 28
SDO1
SDI1
SDO2 43 97 29
SDO2
SDI2
SDO
SDO3 44 96 30
SDO3
SDI3
31
SDI4
SDO4
93
SDI6
SDO6
92
SDI7
SDO7
IC8
4M DRAM
IC31 4
3,4
33,34
IC312
5
Volume IC
8,9
IC301 YAC523
SL/SR
28,29
SBL/SBR (PL/PR)
30,31
6,7
32
Center
Center
IC313A IC313B
SWFR
To
PRE OUT
Volume IC
IC302 YAC520
F
RX-V750/DSP-AX750/DSP-AX750SE
IC15
IC17 L/R
2
2ch DAC
9 10,12
Za AK4382A
IC16
IC19
6 C/SW
27,28
7 8:2 CODEC IC20
25,26
SBL, SBR
AK4628
IC21
8
23,24 SL, SR
12
PL, PR
21,22
IC18
31,32
ADL, ADR
9
Att.
-9dB
MIC in
Switch
Q3, 4, 6
FRONT
SURR.
SURR. BACK
OR FRONT EFFECT
OR ZONE 2
CENTER
POWER AMP
MAIN
• See page 85 → SCHEMATIC DIAGRAM
G H
RX-V650/HTR-5760
MIC in
OPERATION
• See page 83, 84 →
SCHEMATIC DIAGRAM
Head Phone
61