Mother Pcb (Power Supply Part) - Pioneer AVH-P2300DVD Service Manual

1

10.3 MOTHER PCB (POWER SUPPLY PART)

QQ
3 7 63 1515 0
A
B
C
TE
L 13942296513
COMBINED UNIT
Consists of
MOTHER PCB
INTERFACE PCB
D
KEYBOARD PCB
MONITOR PCB
VCC33
IC1061
VCC33
S-1172B34-E6
VCC33
3.4V
1
VOUT
2
VSS1
3
ON/OFF
E
R1061
GNDD
www
F
A
3/4
122
1
http://www.xiaoyu163.com
2
4.4V
D1061
6
VIN
5
1SR154-400
VSS2
4
NC
82k
PWRBL
PWRBL
8.1V
PWRBL
L1151
NM
x ao
y
. i
AVH-P2300DVD/XNUC
2
http://www.xiaoyu163.com
3
8
Q Q
3 6 7 1 3
>
VD5 P1082
CEK1281-A
VD5
VD5
5.18V
(1.25A)
L1081
1
For LS1 Mecha
CTF1629-A
Fast acting
Fuse
GNDD
VD8
8.1V
>
P1081
1
CEK1285-A
(2.5A)
Fast acting fuse
>
ILMB
P1151
1 2
CEK1282-A
(1.5A)
Fast acting fuse
u163
.
GNDBL
3
4
2 9 9 4 2 8
TUN5V
1001 - : VDD33V
1021 - : SYS+B
1041 - : TUN5
1061 - : VCC33
1081 - : VD5,VD8
1101 - : PWRVI
1151 - : PWRBL,ILMB
1 5 0 5 8 2 9
1201 - : DDC
DD5
5.18V
2
VD8
For LS1 Mecha
DD8
2
DD8
8.1V
m
co
4
9 9
TUN5
TUN5
TUN5_a
5.0V
C1042
NM
GNDRF
G
SYS+B
SYS+B
SYSB
8.
9 4 2 8 9 9
GNDA
DDC
R1224
KN
NM
M2R6
C1215
*except UC
0.047u/16
C1233
*only UC
0.047u/16
GNDDDC GNDD