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1
10.3 MOTHER PCB (POWER SUPPLY BLOCK)
A
A
AVH-P4400BH/XUUC
AVH-4400BT/XUEW5
B
C
AVH-P4450BT/XURC
D
AVH-P4450BT/XURD
E
AVH-P4450BT/XURI
F
AVH-P4490BT/XUID
B
only A
TUN11
TUN11
IC902
T11
1
6
1.1V
VOUT
VIN
2
5
VSS1
VSS2
3
4
ON/OFF
NC
S-1172B11-E6
GNDD
C
BT18
D
PWRVI
PWRVI
5.2V
E
801 - : VDD33,SYSB
851 - : EV12
901 - : TUN PART
951 - : DDC PART
1801 - : MOTV
1821 - : 8V PART
1851 - : USB PART
1901 - : BT PART
1951 - : 5V PART
F
A
3/5
106
1
2
EV12
Q851
EV12
LSCR523UB
12.3V
IC903
NJM2855DL1-33
T33
D904
D905
CRG03
CRG03
IC1902
NJM2856DL3-18
BT18
BT18
1.8V
GNDD
>
PVI
P1971
1
2
CEK1383-A
(1.5A)
D1852
GNDD
RSX201L-30
USB5
USB5
GNDD
UB5
5.0V
GNDD
AVH-P4400BH/XUUC
2
3
EV12
14.1V
D852
L851
CTH1388-A
RB551V-30
47 uH
XP151A11B0MR-G
Q852
C856
D
0.1u/16
G
EVS
R856
S
0
IC904
NJM2886DL3-33
TUN33
TUN33
TN33
D906
3.3V
NM
GNDD
BT33
IC1901
NJM2886DL3-33
BT33
BT33
D1901
3.3V
NM
GNDD
D1902
NM
VD5
>
For LS2 Mecha
VD5
P1951
CEK1382-A
VD5
L1951
(1.25A)
5.18V
1
2
NM
Fast acting
Fuse
GNDD
L1851
CTH1527-A
33u
GNDD
IC1851
C1858
C1852
0.01u/16
1
16
2.2u/10
BST
VREF
L1852
2
15
R1854
LX
RT
100k
CTF1793-A
3
14
VIN
GNDA
4
13
C1859
EN_SYS
SS_SYS
5 USBOUT
12
0.01u/16
EN_USB
C1860
0.1u/10
6 FB_USB
11
VIC_USB
7 USBIN
10
ISET_USB
(D)
R1857
8 SYNC
9
FLT_USB
8.2k
OZ529IGN-TBB
R1855
39k
GNDD
365.8/413.9kHz
GNDD
3
R862
NM
IC851
8
1
FB
EaIn
7
2
OSC
SCP
6
3
GND
Vcc
5
4
Out
BR/CTL
TK11840L
TUN5
IC901
NJM2886DL3-05
TUN5
TN5
5.0V
C903
NM
GNDRF
8.1V
DD8
PWRBL
PBL
R1821
8.1V
NM
R1858
NM
R1856
NM
GNDD
4
476.6/515.7k
GNDHI
GNDD
*
D903
R903
A
DAN202UM
NM
B - F
NM
0
D901
L901
D902
R901
NM
CRG03
NM
NM
*
0
R903
D903
DAN202UM
>
P902
CEK1381-A
(1A)
DDC
Q951
SFT1342
3
S
1
G
D
L951
2
CTH1253-A
R9
15u
51
R951
NM
VD8
VD8
>
For LS2 Mecha
P1821
8.1V
1
2
(2.5A)
CEK1385-A
Fast acting fuse
ILMB
>
P1822
1
2
CEK1383-A
(1.5A)
Fast acting fuse
GNDD
4
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