Pioneer AVH-3400DVD/XUEW5 Service Manual page 22

1
A
MOTHER PCB (2/2)
A
DD8
VD8
ILMB
PWRBL
VD5
PWRVI
B
DD5
USB5
C
VDD33
SWVDD
D
TUN5
EV12
E
MOTV
Q1821
MOTV
Q1822
F
22
1
2
Q951
P1821
P1822
Q952
P1951
P1971
SWVDD
Q803
EV12V REG.
Q851
Q852
P1823
DD8
AVH-3400DVD/XUEW5
2
3
DC/DC CONVERTER
IC951
AN33012UA
3 1
RS1 VCC
2
VCC_S1
24
VCC_S2
4
HSD1
7
FB1
8
EN1
12
23 FLAG
RS2
22
13
HSD2
SYNC
9
18
EN2
FB2
USB5V REG.
IC1851
OZ529IGN
5 3
USBOUT
VIN
6
FB_USB
12
EN_USB
9
FLT_USB
8
SYNC
4
EN_SYS
VDD3.3V REG.
Q801
IC801
S-812C33AUA-C2N
3 2
Vout Vin
TUN5V REG.
IC901
NJM2886DL3-05
P902
2
VIN
4
VOUT
1
CONT
IC851
TK11840L
SYS+B
5 3
Out
VCC
Q853
1 7
EaIn
OSC
3
4
BUP_1
BUP_1
Q802
BUP_1
DD8
SYS+B
IC802
NJM2388F84
1
2 VIN
VOUT 4
CONTROL
4
SYS
I
P
114
VD8
65
DDCERR
46
USBCNT
45
USBFLG
92
DDCCLK
113
VD5
43
SYSPW
BUP_1
66
HIOUTCLK
135
MOTPWR2