Yamaha WXA-50, Service Manual, Page: 34 / 76

AC IN
THM_MON REM_IN2 +3.3M DGND SW_WL_ALL SW_WL_BT +15V DC_TRG_OU DC_TRG_IN AC_PWR
+5V DGND +3.3M SW_STDBY SW_SOURC SW_PLAY REM_IN1 LED_SRC_B LED_SRC_G LED_SRC_R N.C. LED_NET LED_BT VOL_M_RA VOL_P_RB
MT_N_PRE PRE_R PRE_E PRE_L SW_MODE DOUT DGND +5DSP
10 5 15 10 5 5
10 5 5 10 15 5
THM_MON
REM_IN2
+3.3M
DGND
SW_WL_ALL
SW_WL_BT
+15V
DC_TRG_OU
DC_TRG_IN
AC_PWR
+5V
DGND
+3.3M
SW_STDBY
SW_SOURC
SW_PLAY
REM_IN1
LED_SRC_B
LED_SRC_G LED_SRC_R
N.C.
LED_NET
LED_BT
VOL_M_RA
VOL_P_RB
MT_N_PRE
PRE_R
PRE_E
PRE_L
SW_MODE
DOUT
DGND
+5DSP
FAN_CTRL FAN_CTRL
FAN_LOCK FAN_LOCK
AMP_OLV AMP_OLV
+15V +15V
SPRY_CTRL 5 SPRY_CTRL
DGND DGND
SP_L SPGL SPGR SP_R
9 19 29 39 49 59
2 10 20 30 40 50 60
9 19 29 39 49 59 Vdaux
GND
2 10 20 30 40 50 60 Vsaux
BTL_Sync
AMP_EN
PRT_OC
PRT_THM
PRE_R (ch2) 5
AGNDR
AGNDL
PRE_L (ch1)
䠖㻌
Flexible Flat Cable
䠖㻌
SAN-PH
䠖㻌
other cable
Network module
(NW-01)
Power amplifier and Power module
(ICE power 125ASX2)
Microprocessor
Network
AC-DC
Audio
Remote in
Trigger I/O
THM
Front
Volume, LED, Switch Digital out
Pre-out
SP out
Fan
SAN
8P
PHI I type
L type
15P 2P
VHI
SDN
CB601, 602
CB603
CB501
W2
CB701
CB1
W801
CB205
W901
P101
W902 CB2
P103 W1
P102 W201
P100
W502A,
W502B
SAN
10P
PHI
SAN
6P
PHI
VHI
4P
SCN
VHI
2P
SCN
CB204
SAN
3P
PHI
SAN
8P
PHI
WXC-50
WXA-50
WXA-50
MAIN (5)
• See page 49
→
SCHEMATIC DIAGRAM
MAIN (2)
• See page 49
→
SCHEMATIC DIAGRAM
WXA-50:
• See page 52
→
SCHEMATIC DIAGRAM
WXC-50:
MAIN (3)
• See page 49
→
SCHEMATIC DIAGRAM
WXA-50:
• See page 52
→
SCHEMATIC DIAGRAM
WXC-50:
MAIN (4)
• See page 52
→
SCHEMATIC DIAGRAM
MAIN (1)
• See page 47, 48
→
SCHEMATIC DIAGRAM
WXA-50:
• See page 50, 51
→
SCHEMATIC DIAGRAM
WXC-50:
A B C D E F G H I J
1
2
3
4
5
6
7
34
WXA-50/WXC-50
P.C.B. Wiring Connection Block Diagram
■
BLOCK DIAGRAMS
WXA-50 WXC-50