Yamaha DSP-AX761 - CONTROL;POWER SUPPLY SECTION BLOCK DIAGRAM

ABCDEFGH I J
1
2
3
4
5
6
7
RX-V661/HTR-6060/DSP-AX761
75
POWER
TRANSFORMER
MAIN
+B
G
-B
+BV
G
-BV
-13/-12AMP
FL2
+12
FL1
G
-12
+5D
+5V
IC106
+3.3V
IC306
+5V
IC110
+5.8V
IC82
D1048D1046
D1036
TE251
F2501/J2502
D2514
D2512
Q2504
RY251Q2502
D1035
D1040
+5.3V
U, C models
IC100
XMPWR
+3.3V
IC107
+12V
+18
-18
IC104
Limiter
Control
Q1045-1047
LIMITER
CONTROL
RY105
Q1000
RY105
ACBH
ACBL
ACBL
AC12
AC12
AC5
AC5
ACDH
/4ohms
-12V
IC105
+5V
IC102
G
-5V
+5S
G
D807
Q801,802
D808
D809
S10T2501
F2502
IC251-253
Power Detector
/Reset
Q2501, 2503
Microprocessor
M30878
IC81
XL81
20MHz
RY251
POWER SAVEPOWER RELAY
+5M
+5BU
+5.3X
XGND
IGND
+5I
+5V
+3.3D
G
+3.3D
TUNER
RDS
XM
(B, G, E models)
(U, C models)
iPod
XMPWR
/4ohms
MUTE CONTROL
SPEAKER RELAY
POWER RELAY
LIMITER CONTROL
MODEL DETECT DEST. DETECT THM PLDET PRD PRV1 PRV2 /HP POWER DETECT PRI /RESET
3
19 97 102 42 136 135 126 125 138 139 122
97
FL Driver
IC801
FL Display
V801
AC IN
110,122,129,131
20 22
100,101,105,106
79-84
107
8
1,4,38-40,42-45,141,144
5-10
5-9
87-90,92,94,95
104
115,116
111,112
127
103
113,114
MAIN ZONE ON/OFF Switch
SW426
STANDBY/ON Switch
SW426
TACT Switch
SW401-422
IR Remote
U401
VOLUME
SW417
INPUT Selector
SW410
Tone Control
SW411
133,134
+
MASTER ON/OFF Switch
SW451
OPERATION
• See page 98 →
SCHEMATIC DIAGRAM
DSP
• See page 93-95 →
SCHEMATIC DIAGRAM
FUNCTION
• See page 96, 97 →
SCHEMATIC DIAGRAM
OPERATION
• See page 98 →
SCHEMATIC DIAGRAM
• See page 99 →
SCHEMATIC DIAGRAM
RX-V661
(U, C, R, T, K, A, G, E, L models)
HTR-6060 (G model)
HTR-6060 (U, C models)
DSP-AX761 (B, J models)
CONTROL/POWER SUPPLY SECTION BLOCK DIAGRAM