Mother Unit(Power Supply) - Pioneer AVH-P3200BTXNUC Service Manual

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10.3 MOTHER UNIT(POWER SUPPLY)

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CHIP SIZE LEGEND
A
1608
2125
3216
VCC12
B
VCC33
C
BT33
TE
L 13942296513
EV12
EV12
D
HIOUTCLK
MOTV
E
VDCNT5
VDCNT8
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IC1791
PQ012GN01Z
VCC12
VCC12
1.2V
GNDD
GNDD
IC1771
NJM2855DL1-33
VCC33
3.3V
VCC33
GNDD
IC1781
S-1132B33-U5
NC SW
3 4
VSS
BT33
2
VOUT VIN
3.3V
1 5
BT33
GNDD
12.2V
2SC4081(QRS)
EVV
EV12
14.1V
Q1621
476.6kHz/524.3kHz
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AVH-P3200BT/XNUC
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8
LITTEL SERIES
CEK1278 0.5A
CEK1279 0.75A
CEK1280 1A
CEK1281 1.25A
CEK1282 1.5A
CEK1283 1.75A
CEK1284 2A
CEK1285 2.5A
CEK1286 3A
CEK1287 3.5A
CEK1288 4A
CEK1289 5A
PWRVI
PWRVI
5.2V
PWVI
4.4V
D1771
1SR154-400
AVCC5
AVCC5
5.0V AVCC5
4.4V
D1781
1SR154-400
Q Q
3 6 7 1 3
VCC5
P,Q VCC5
D1622 L1621
47uH
RB551V-30 ATH7061-A
SCR=OFF 365.1kHz
IC1621
Q1622
C1626
D 8
RSF014N03
FB
7
0.1u/16
G
OSC
6
EV1
GND
S 5
Out BR/CTL
R1626
NM
TK11840L
Q1623
LTC143EUB
GNDHI
ILMB
PWRBL
PWRBL
ILMB
8.0V
>
PWBL
ILMB
L1661
8.0V
P1651
CTH1262-A
1
100uH
CEK1282-A
(1.5A)
u163
.
GNDBL
3
4
2 9 9 4 2 8
1001
1021
1061
1101
1151
1201
1301
1401
1501
1601
>
5.2V
L1731
P1731
R1731
NM
1 2
NM
CEK1283-A
(1.75A)
GNDD
IC1221
5 1
VOUT VIN
2
VSS
4 3
NC ON/OFF
S-1200B50-M5
1 5 0 5 8 2 9 9 4
GNDD
>
P1721
CEK1284-A
1 2
(2.0A)
NM
VD5
5.2V
R1631
1
EaIn
2
>
SCP
3
Vcc
P1711
4
CEK1281-A
(1.25A)
1 2
GNDHI GNDD
VD8
VD8
8.1V
m
>
2
P1611
1 2
co
CEK1285-A
(2.5A)
4
9 9
VDD33V
PWBL,PWGR
SYS+B,AVCC5
SOCPW (VCC33,VC12)
BT33
TUN33
DDC
SWBUP
EV12
MOTV
DISP5,SD33
TUN3.3V
1 5
IC1741
S-1132B33-U5 VOUT VIN
2
TUN33V VSS
3 4
NC SW
3.3V
TUN33
C1741
C1742
NM NM
C1744
NM
GNDRF GNDBE GNDD
SYS+
SYS
SYS+B
2 8 9 9
DD5
GNDDD
DD8
DD8
8.1V
: The pow