Yamaha PDM-4210 Service Manual page 41

12.2.2
Power Diagrams
Y-SUS B.
Y-SUS
EVEN SW
Y-SCAN
EVEN SW
Y-SUS
ODD SW
Y-SCAN
ODD SW
POS/NEG
RESET SW
Vcc 5V
Vs 85V
Va 63V
Vw 190V
Vu 55V
YFVE Vy VE
18V 18V 17V
DC/DC
CONVERTER
AC100
10A
~240V
CN61
5/3.3V
control
PFCgo
Vsago
PSU B.
Vcego
S
D
M
S
D
M
ADM1 ADM2 ADM3
CN52
ABUSL B.
Va 63V
Vcc 5V
CN3
CN32
D/A
CPUgo
PDPgo
MPU
Vcc
Vpr2 3.3V
LOGIC B.
CN6
380V
PFC
Servce
SW
PFCgo
V
pr2 3.3V
V
pr1 5V
ADM4 ADM5 ADM6 ADM7 ADM8
ABUSR B.
Va 63V
Vcc 5V
Vra
Vrs
Vrw
Vrx
RST
Vrst
63V
Va
Vsago
5V
Vcc
CN68
Vcego
85V
Vs
CN64
V
ra
PDM-4210
X-SUS B.
X
X-SUS
B
EVEN SW
B
X-SCAN
EVEN SW
X
X-SUS
B
ODD SW
B
X-SCAN
ODD SW
CN42
POS/NEG
RESET SW
CN26
Vcc 5V
Vs 85V
Vx
CN22
Va 63V
55V
Vxwgo
DC/DC
CONVERTER
Vs 85V
X Vxx VE
FVE
18V 20V 17V
DC/DC
CONVERTER
Vcc
5V
Vs
85V
CN23
*1:Power supply(jig)
41