Control/Power Supply Section Block Diagram - Yamaha DSP-AX2700 Service Manual

A B
1
2
AC IN
3
4
• See page 123-124 →
FL
SCHEMATIC DIAGRAM
5
6
OPERATION
• See page 116 →
SCHEMATIC DIAGRAM
7
C D

CONTROL/POWER SUPPLY SECTION BLOCK DIAGRAM

• See page 118 →
POWER
SCHEMATIC DIAGRAM
RY1
TE1
POWER DETECT
IC1,2,3 /RESET
Q1,3
Q6
IC407
s10
+5.5
Q2
T1
POWER
RELAY
25 111
IR REMOTE
U9001 MAIN/ZONE SW 102
80
SW802
103
MASTER SW
64,66,67,68
SW808
115,119 62,63
VOLUME
SW806
MICROPROCESSOR 47
107,108
(MAIN)
INPUT SELECTOR
31
M30845
SW803
IC402
113,114
28
PROGRAM
SW807
95
123,124
85
OPERATION
• See page 116 →
20 22
XL402
SCHEMATIC DIAGRAM
20MHz
PANEL KEY
SW901-902, 904-905, 907-914
FL DISPLAY FL DRIVER
V9001 IC901, 902
PURE DIRECT
SW801
E F
Power Transformer
RY251
RY250
F1 RE
OR
BE
BL
BE
OR
RE
Q21
RE
2SD2014
Q20
2SD2014
WH
POWER
DETECT
RESET
RE
2SB1257
Q22
FUNCTION
• See page 112-115 →
PU
SCHEMATIC DIAGRAM
IC7
SI-800BHFE
BE
+5M
GY
D4008
+5MM
D4009 Q4005
+5SPC BE
+5M2
PU
MG
POWER IC10
SAVE
BA00JC5W
79M05
IC6
YE
YE
IC12
R37
BE
BA00JC5W
POWER SAVE BE
POWER RELAY
IC8 IC11
FULL MUTE CONTROL R33
OR
SI-800BHFE BA00JC5W
ZONE2/3 MUTE CONTROL
DIGITAL FULL MUTE
XMPWR ( U,C models )
i PDET
i Pod ACCESSORY
POWER DETECT
OR
i PWR
FUNCTION
• See page 112-115 →
SCHEMATIC DIAGRAM
G H
+B
Power AMP
G
-B
• See page 117 →
MAIN
SCHEMATIC DIAGRAM
+12
+5D2
Analog Audio
AG
-12
IC5
7809 +9V
+5VD
Digital Video
IC9
BA00JC5W +3.3VD
DVG
+5VA
Analog Video
AVG
-5VA
FL1
FL
FL2
+5I
iPod
IGND
+3.3N
IC4
BA00JC5W +5N
IC545
PQ200WNA +5BUS
Q16
2SD2014
Digital Audio
+2.5D
IC542
NJM2885DL +1.2V
IC543
+5D1
PQ200WNA
IC544
NJM2885DL +3.3V
IC541
+2.5V
NJM2885DL
DG
NETG
• See page 109-111 →
DSP
SCHEMATIC DIAGRAM
I J
RX-V2700/DSP-AX2700
75