Block Diagrams; Audio Block Diagram - Yamaha RX-V459 Service Manual

A B
1
I BLOCK DIAGRAMS
• See page 69-71 →
DSP
SCHEMATIC DIAGRAM
DSP-AX459 model
MD/CD-R
DVD
2
DTV/CBL
Buffer
6
SN74LVU04APWR
8
DVD
*VDD=5V
IC52
RX-V459,
HTR-5940, HTR-5935 models
DSP-AX459 model
MD/CD-R
XMDT
18, 19
37
I2S
XM
3 IC55
U, C models
OPERATION
• See page 73 →
SCHEMATIC DIAGRAM
PORTABLE
V-AUX
5, 6
AUDIO L/R
4
FM/AM
TUNER
FM/AM (11)
7.2MHz
CD
MD/CDR
5 DVD
DTV/CBL
DVR
MD/CDR
DVR
6
FL/FR
C/SW
SL/SR
7
C D
LC89057W
D70YE001RFP250
DIR
Decoder / Post Prosessor
IC56 IC60
4
RX2
AXR0[11]
131
5
RX3
8
RX4
R, T, K, A, G, E, L models
J206
21
9 RX5 RDA
AXR1[3]
130
U, C models
1
RXOUT
11
9
16M SDRAM
3A 3Y
IC64
10
3B
Selector
SN74LV157APWR
IC58
• See page 72 →
FUNCTION
SCHEMATIC DIAGRAM
19, 20
26- 32
23, 24
74, 75
2- 13
76- 79 15- 19, 21
E F

AUDIO BLOCK DIAGRAM

AXR0[4]
6
AXR0[3]
D/A 27, 26
117 FL/FR
FL/FR
AXR0[2] 11
116 C/SW D/A 22, 21
C/SW
AXR0[1] 12
D/C 20, 19
115 SL/SR
SL/SR
AXR0[0]
13 D/A 16
113 SB
SB
8ch DAC
PCM1680
IC68
Selector
SN74LV157APWR
4M ROM
3 IC67
IC66
1B
4
1Y
2
1A
2ch ADC 1, 2
9
PCM1803
IC70
IC207
53, 54
Tone Center Mix
LFE Mix
Control
Center 51
49, 50
Surround L/R
48
Surround Back
SW 46
Selector / Volume
BD3816K1 IC200
IC205
G H
IC71
DAFL/DAFR
IC72
DAC/DASW
IC73
DASL/DASR
IC74
DASB
RX-V459, DSP-AX459, HTR-5940 models
IC76
Att.
ADL/ADR
-9dB
MAIN
IC211
Muting
Q2012, 201 C3039, 3041
NJM4556AL
RY100
C1115, 1116
RY101
Muting FRONT
Q2014, 201 C1117, 1118
RY103
Muting
CENTER
Q2019
Muting SURR. RY104
Q2016, 201 C1119, 1114
RX-V459, DSP-AX459, HTR-5940 models
RY102
Muting
SURR.BACK
Q2018
HTR-5935 model
Muting RY102
SW
Q2009, 201
MUTE CONTROL
• See page 75 →
YST SPEAKER RELAY
SCHEMATIC DIAGRAM
POWER AMP
I J
RX-V459/DSP-AX459/HTR-5935
• See page 74 →
SCHEMATIC DIAGRAM
HEAD PHONE
FRONT A L/R
FRONT B L/R
CENTER
C1108
SURROUND L/R
SURROUND
C1111 BACK
SUB WOOFER
C1111
SUBWOOFER OUT
53