69
XW-NAV1-K
5
6
7
8
5
6
7
8
A
B
C
D
E
F
D
9/10
VCC 1.8V Reg for Sound AMP
I1YF9117A0
AAT4614AIGU-2-TRB
VCC 3.3V SW for DVD unit
VCC 1.25V Reg for MPEG IC
I1ZF9121DX
IC1702
REG+1.8V IC
1
2
3
CAUTION: DIGITAL TRANSISTOR
Q1706
SI3443BDV
1
2
3
4
5
6
Q1703
SI3443BDV
1
2
3
4
5
6
Q1704
KRC101S-RTK
DVD POWER SW
Q1705
KRC101S-RTK
SYSTEM POWER SW
C1721
C1737
1
1608
B
C1720
10
10V
2125
B
C1741
10
10V
2125
B
C1739
0.1
10V
B
C1740
10
10V
2125
B
C1735
1
10V
B
C1734
0.1
10V
B
C1722
0.022
25V
B
C1736
10
10V
2125
B
C1723
1
1608
B
R1719
15 1/16W
1608
+-1%
R1715
6.8K 1/16W
R1728
4.7K
1/16W
R1714
R1727
10K
1/16W
R1718
6.8K 1/16W
R1717
12K 1/16W
R1721
39
1/16W
1608
+-1%
R1720
68 1/16W
1608
+-1%
82K
1/16W
W841
1608
W887
W826
1608
IC1705
Core Vol for DVD IC
1
2
3
4
5
+V3.3D
+V1.2D
+V3.3D
+V3.3D
AT+V3.3
+V3.3S
VI+5V_USB
+V3.3S
AT+V3.3
AT+V3.3U
SYS_POWER-H
IP_POW
IP_FAULT
STANDBY-H
DVD_POWER-H
+V3.3S
V+B
+V3.3S
+V1.8S
GND
VI+5V
AT+V3.3
DVD_POWER-H
SYS_POWER-H
+V3.3S
FROM/TO POWER PORT2
FROM/TO AV IN/OUT
FROM/TO AUDIO SWITCH
FROM/TO AUDIO AMP/SPEAKER OUT
FROM/TO SUB MICON
FROM/TO LOADER/MOTOR DRIVE
FROM/TO MEMORY/USB
FROM/TO MPEG/MICON/DSP
GATE
S
DRAIN DRAIN
DRAIN
DRAIN
3.3
3.3
3.3
3.3
3.3
0
3.3
3.3
3.3
3.3
3.3
0
0
0
3.52
0
0
3.44
1.25
3.36
3.36
0.0
NC
V_OUT
NC
GND
CE
VDD
GATE
S
DRAIN DRAIN
DRAIN
DRAIN
3.3
1.9
0.6
ADJ
VOUT
VIN
Current LImitter for iPod unit
1
10V
B
18K 1/16W
VCC 3.3V DC/DC for iPod unit
The
>
mark found on some component parts
indicates the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts
of identical designation.
The DC voltage each part was measured with the
Digital tester during playback.
D
3/10
D
1/10
D
2/10
D
4/10
D
6/10
D
7/10
D
10/10
D
5/10
www. xiaoyu163. com
QQ 376315150
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TEL 13942296513
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299