Block Diagrams - Yamaha RX-V2065 Service Manual

A B
RX-V2065/HTR-6295

■ BLOCK DIAGRAMS

1
→
MAIN
SCHEMATIC DIAGRAM
AV-1
OPTICAL
AV-2
COAXIAL
AV-3
COAXIAL
2
AV-4
OPTICAL
AV-5
AV-6
AV-OUT
AUDIO1
3
AUDIO2
8ch IN
FL/FR
8ch IN
SL/SR
8ch IN
SBL/SBR
8ch IN
C/SW
AUDIO OUT
4
ZONE2
ZONE3
DIGITAL
→
SCHEMATIC DIAGRAM PHONO
(U model)
5
PHONO
(C, R, T, K, A, B, G, E, F, L, J models)
V AUX (Front)
OPTIMIZER MIC
OPERATION
→
SIRIUS
(U model)
SCHEMATIC DIAGRAM
INPUT
6
(U model)
INPUT
(C, R, T, K, A, B, G, E, F, L, J models)
RDS/TUNER
RDS_N_RST
(B, G, E, F models) RDS_SCK
RDS_RDY
RDS_MISO
→
VIDEO
SCHEMATIC DIAGRAM
7
98
C D
ANALOG AUDIO Section Block Diagram
to DIGITAL AUDIO Section
IC152
68-71 53,54 90-97
60-63
72,73
56-59
76,77
74,75
36-43
32,33,46,47
64-67,78-83
Muting
Muting
77,78
MUTE_N_Z2
MUTE_N_Z3 86,87
IC81
IC451
RS232C
38,43,46
DIGITAL
HD
SCHEMATIC DIAGRAM
RADIO
DAC
14,15 IC504 6
AM/FM
TUNER
5
XL550 XL500
IC321
12MHz
24.576MHz
RDS 11 12
DECODER
USB HOST
18,20
20 22
ISP1760
USB
XL321
IC551
4.332MHz
→
OPERATION
SCHEMATIC DIAGRAM
E F
20,22
19,23
Tone Center Mix
Control LFE Mix
Center
16
SR L/R
8,10
7,11
2,100
SB L/R
3,99
SW
14
R2A15215FP
IC153
49,50
MUTE_F MUTE_C
MUTE_S MUTE_SB
124 98,125,126 92,99-101
82 HP Relay Control
70,73,75,76,80 SP Relay Control
89
MUTE_N_SW
MICROPROCESSOR
97 PRY
IC20
83 SP_IMP
4 AMP_LMT
135,136 PS_PRT
20 22
→
XL20
20MHz
BF
68
Sub-Microprocessor
IC505
XL551
25MHz
10 11
5 6
XL502
IC553
16.666MHz
LAN9217
→
GUI
SCHEMATIC DIAGRAM
G H I
VIDEO
HP Relay Control
AMP_OLV
Power Limit Detect
PHONES
RY341
DC_PRT
DC Protection
RY342
I_PRT
FRONT L/R
I Protection
RY345
CENTER
FL/FR/C
RY344
SURROUND L/R
SL/SR RY343
SURROUND BACK L/R
RY461
ZONE2 L/R
SBL/SBR
PRESENCE L/R
RY463
ZONE3 L/R
TMP
Protection
Heatsink
SP Relay Control
FRONT L/R
SURROUND L/R
SURROUND BACK L/R
IC154
CENTER
SUBWOOFER 1
Muting
SUBWOOFER 2
POWER TRANSFORMER
Power Supply Relay Control
+B
Power Supply Control PS_PRT
-B
+12
PS_PRT
-12
to VIDEO P.C.B.
NETWORK
J
→
SCHEMATIC DIAGRAM
OPERATION
→
SCHEMATIC DIAGRAM