Pioneer AVIC-X940BT, Service Manual

Page: 38 / 292

AVIC-X940BT/XNUC
38
1 2 3 4
1 2 3 4
C
D
F
A
B
E
4.3 POWER SUPPLY SYSTEM FIGURE
A
+B
AV UNIT
System u-com
R5F64165DFD
RESET IC
S-80929CNMC
EEPROM
S-93C56BD0I-I8
SPEED I/F
NJM2904M
3 5 L EVE L SHIFT
TC74VHCT541AFST
ACCPW5
(syscom)
L C-Filter
UVDD33
TO IF PCB
SWACPW5
(syscom) TE L MUTE
Circuit
L SA1576UB
SWVDD5
L SA1576UB
SWVDD33
L SA1576UB
VDD5(Reg)
Constant
PowerSupply5V
BD3931FP
VDD33(Reg)
Constant
PowerSupply3.3V
S-1200B33-M5
ASENBO
(syscom)
IP-BUS POWER SUPP L Y
SW
L SA1576UB
IP-BUS Driver
HA12241FP
IP-BUS
MAX:8.5mA
2mA
10mA
(150mA/0.3W)
100mA/0.17W
0.5A/1.6W
0.11A/1.045W
2mA MAX 45mA
TYP 32mA
47 mA
2mA
HO L D BUP
4700[uF]/16[V]
CCD5/CCD3
L TC3850IGN
5.21V : Max1.6A
3.43V : Max1.36A
FET(7A)
TO CC MONITOR
UNIT(SERVICE)
1500mA
100 mA
NAVION5
DDC
L K2
(syscom)
TO IF PCB
1360mA
TO CC MONITOR
UNIT(SERVICE)
TO CC MONITOR
UNIT(SERVICE)
21mA
PK
L SA
P LL ON
(prima)
GYRO Sensor
CSX1147-
XV8100CB
G Sensor
CSX1149-
L IS344A L H
ADC
ADS7828E
Temp S
S-58
L M
3.0V(2.4V-3.6V)
TYP:0.68mA
MAX:0.85mA 3.0V
(2.7V-3.6V)
TYP:0.225mA
MAX:0.32mA
3.0V(2.
TYP:0.
MAX:0
3.0V±0.15V
TYP:1.7mA
MAX:2.7mA
: POWER SUPP L Y
CCD5
CCD3
IPPW
(syscom)
P1291
SOC 1A
CEK1254-A
PWRB L
UC/UW5 Only
NKBUP
BUPV
P1201
SOC 3.15A
CEK1259-A
6.1inch :
max
415 mA
NKBUP
TO IF PCB
AD3V(Reg)
S-1167B30-M5-
TRB
AV UNIT