Block Diagrams - Yamaha RX-V565 Service Manual

A B
RX-V565/HTR-6250/AX-V565

■ BLOCK DIAGRAMS

1
→
MAIN
SCHEMATIC DIAGRAM
AV-1
OPTICAL
IC152
AV-2
COAXIAL
2
AV-3
COAXIAL
AV-4
OPTICAL
AV-5
AV-6
AV OUT
3
AUDIO1
AUDIO2
4
Audio-Out
→
OPERATION
SCHEMATIC DIAGRAM
V AUX (Front)
OPTIMIZER MIC
5
INPUT
AM/FM
TUNER
RDS/TUNER
6
(B, G, E, F models)
IC321
RDS_N_RST RDS
RDS_SCK
DECODER
RDS_RDY
13
RDS_MISO
XL321
4.332MHz
→
7
VIDEO
SCHEMATIC DIAGRAM
90
C D
ANALOG AUDIO Section Block Diagram
to DIGITAL AUDIO Section
68,69 53,54 90-97
60-63
Tone
Control
72,73
76,77
56-59
SB L/R
79-83 49,50
77,78
MICROPROCESSOR
14
DIGITAL
SCHEMATIC DIAGRAM
E F
AMP_OL
DC_PRT
MUTE_F MUTE_C
MUTE_S MUTE_SB
I_PRT
20,22
Center Mix
LFE Mix
Center
16
SR L/R
8,10
2,100
SW
14
R2A15215FP
IC153
98,125,126 92,99-101
82
HP Relay Control
SP Relay Control
70,73,75,76
89 MUTE_N_SW
97 PRY
IC20
SP_IMP
83
+B
4 AMP_LMT
Power Supply Control
-B
PS_PRT
135,136
20 22
XL20
20MHz
→
G H I
HP Relay
Control
Power Limit Detect
PHONES
RY341
DC Protection
RY342
I Protection
FRONT L/R
IC100
RY345
CENTER
FL/FR/C
IC101
RY344
SURROUND L/R
SL/SR
IC102
RY343
SURROUND BACK L/R
SBL/SBR
VIDEO
TMP SP Relay
→
Protection Control
SCHEMATIC DIAGRAM
Heat sink
IC154
Muting SUBWOOFER
POWER TRANSFORMER
Power Supply Relay Control
PS_PRT
+12
PS_PRT
-12
to VIDEO P.C.B.
J
OPERATION
→
SCHEMATIC DIAGRAM