Yamaha RX-V730 Service Manual page 38

A B
RX-V730/RX-V730RDS/RX-V630/RX-V630RDS
HTR-5560/HTR-5560RDS/DSP-AX630/DSP-AX630SE
1
I BLOCK DIAGRAM (1/2)
DUTY
CORRECTOR
MD/TAPE REC
IC605, 606
MD/CD-R
2
DVD
D-TV/CBL
V-AUX
LEVEL CONVERT
&
CD
SIGNAL DETECT
3
J model only
PLD
256K SRAM
AAC/DTS ES/NEO.6
IC609
IC608
CD L/R
INPUT
SELECTOR
IC302
MD/CD-R L/R
4
TUNER L/R
DSP-AX630SE only
B, G models
RDS DECODER
only
IC571
FM/AM
TUNER
except
DSP-AX630SE
5
RX-V730/RX-V730RDS only
PHONO EQ
DVD L/R
D-TV/CBL L/R
VCR1 L/R
VCR2 L/R
6
V-AUX L/R
INHIBIT
IC302, 502
MD/CD-R L/R
VCR1 L/R
VCR2 L/R
7
50
C D
XL600
24.576MHz
DSP IC600
YSS938
REC OUT
SELECTOR
INPUT
DIR
SOUND FIELD
SELECTOR
DOLBY
PROCESSING
PROLOGIC
/
II
SPEAKER
/
CONFIGURATION
DOLBY
/
DIGITAL
VIRTUAL
/
PROCESSING
DTS
/
DECORDER
HEADPHONE
PROCESSING
MAIN 4M DRAM
u-COM
IC601
A/D
DECODER
AK4527B
CS493292
IC614 1/2
IC604
IC311
IC303
90Hz
3/5 1/7
HPF
IC312
3/5
IC303
IC302
FL/FR
IC303
IC313
3 1
IC303
IC313
5 7
IC303
IC314
3/5 1/7
IC315
5 7
6CH INPUT
MAIN L/R
CENTER
SUB
WOOFER
SURROUND
L/R
E F
• See page 71 → SCHEMATIC DIAGRAM • See page 70 → SCHEMATIC DIAGRAM
DSP
IC615
D/A
L/R Q602,
+
MAIN L/R
Q603
–
IC611
IC616
D/A
KEY
+ C
C
– SW712-714
IC613
IC619 B, G models only
D/A + FL/FR
–
FL/FR
IC620
RC/SW
D/A +
–
RC/SW
IC621
RL/RR
D/A +
RL/RR –
IC614 2/2
AK4527B
MAIN
IC318 IC741
1/7
L/R 3/5 1/7 5/3 7/1
IC317
C 5 7
SW
IC316
RL/RR 3/5 1/7
IC317
SW 3 1
IC315
RC 3 1
G H
FAN
OPERATION
THM PRV PRD
IR REMOTE
3 93 94 97 4
U701
STANDBY/ON
SW781
VOLUME
MICRO
SW719
COMPUTER
IC441
KEY
SW701~710, 715-718
FL DISPLAY FL DRIVER
V701 IC701
XL441
10.0MHz
MAIN
MUTE L/R Power
IC742
5/3 7/1 Amp.
Q303, 304
C
MUTE Power
Amp.
Q307
MUTE Power
RL/RR
Amp.
Q305, 306
SW
(PRE OUT)
MUTE
SW
Q501, 502
MUTE RC Power
Q308 Amp.
MUTE
CONTROL
• See page 67~69 → SCHEMATIC DIAGRAM
FUNCTION
I J
PROTECTION
PRI
POWER RELAY
SPEAKER RELAY
MUTE CONTROL
POWER DETECT
+5M
SERIAL CONTROL
DSP
TUNER
SELECTOR
ELECTRIC VOLUME
RESET
RESET
Q443, 447
PHONES
SPEAKER
RELAY
MAIN L/R A
MAIN L/R B
MAIN L/R
(PRE OUT)
C
C (PRE OUT)
RL/RR
RL/RR (PRE OUT)
RC
RC (PRE OUT)
• See page 72~73 → SCHEMATIC DIAGRAM
MAIN