Dvd Amp Unit(Power Supply Part) - Pioneer AVH-P5200BT Service Manual

1

10.3 DVD AMP UNIT(POWER SUPPLY PART)

A
VCC12
VCC12
B
VCC33
VCC33
3.3V
BT33
C
BT33
3.3V
EV12
12.2V
EV12
HIOUTCLK
477kHz/524kHz
D
FAN
TP1742
CN1741
CKS4822-A
FAN MOTOR
CXM1262
E
CLCNT2
CLCNT1
PWRBL
PWRBL
PWRBL
VDCNT8
F
VDCNT5
A
3/5
134
1
2
LITTEL 458 SERIES LITTEL SERIES
CEK1363 2.5A CEK1278
CEK1279
CEK1364 3.0A
CEK1280
CEK1365 3.15A
CEK1281
CEK1282
CEK1366 3.5A
CEK1283
4.0A
CEK1367
CEK1284
5.0A CEK1285
CEK1368
CEK1286
CEK1369
6.0A
CEK1287
CEK1288
CEK1370
7.0A
CEK1289
IC1761
PQ012GN01Z
VCC12
GNDD
IC1771
NJM2855DL1-33
VCC33
GNDD
H,I
NC SW
3 4
VSS
BT33
2 4.4V
VOUT VIN
1 5
IC1781
S-1132B33-U5
GNDD
14.1V
LSC4081UB
EV12
TP1621
Q1621
RB551V-30
R1630
NM
GNDHI
>
P1741
Q1744
CEK1278-A
2SD1760F5(R)
1 2
(0.5A)
D1742
RKZ8.2KG(B2)
TP1741
Q1743
LTC114EUB
GND
ILMB
ILMB
R1661
>
0
8.0V TP1651
L1661 P1651
1 2
NM
CEK1283-A
100uH
(1.75A)
GNDBL
AVH-P5200BT/XNUC
2
3
0.5A
0.75A
1A
1.25A
1.5A
1.75A
2A
2.5A
3A
3.5A
4A
5A
PWRVI
PWRVI
5.2V
PWVI L1731
CTH1262-A
100uH
D1771
1SR154-400
AVCC5
AVCC5
S-1200B50-M5
AVCC5
5
VOUT
D1781
4
NC
1SR154-400
VCC5
VCC5
D1622 L1621
ATH7061-A
47u
IC1621
Q1622
RSF014N03 C1626
D 8
FB EaIn
7
0.1u/16
G
OSC SCP
6
TP1622
GND Vcc
S 5
Out BR/CTL
R1626
0
TK11840L
BUP_1
R1741 R1742 R1743
270 270 270
D1741
RKZ6.8KG(B2)
Q1741
6 1
C1 E1
5 2
Q1742
B2 B1
LTC114EUB
4 3
E2 C2
UMF5N
3
no BT model
B
AVH-P5200DVD/XNUC
C
AVH-P5250DVD/XNRC
D AVH-P5250DVD/XNRD
E AVH-P5250DVD/XNRI
DD5
5.2V
>
P1731
1 2
1001 - : VDD33V
CEK1283-A
1021 - : PWBL,PWGR
(1.75A)
1061 - : SYS+B,AVCC5
1101 - : SOCPW
1151 - : TUN33
1201 - : DDC
GNDP
1301 - : SWBUP
1401 - : EV12
1501 - : MOTV
1601 - : DISP5,SD33
IC1221
1
VIN
2
VSS
3
ON/OFF
SYS+B
GNDD
>
P1721
CEK1285-A
1 2
(2.5A)
L1622
CTF1735-A
VD5
>
5.2V
P1711
1 2
1
CEK1283-A
(1.75A)
2
3
4
GNDHI
DD8
VD8
VD8
DD8
8.1V
>
P1611
1 2
CEK1285-A
(2.5A)
4
BT model
H AVH-P5200BT/X
I AVH-P5250BT/X
S
A
3/5
(VCC33,VC12)
BT33
GNDD
SYS+B
IC1201
BA00DD0WHF
SYS+B
8.3V
R1202
0
GNDA
DD5
TP150
L1701
CTH1358-A-T
5.2
NM
(3.0A)
GNDDDC
DD8 L1601
CTH1358-A-T
NM
(3.0A)
GNDDDC
4