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Title
Size Document Number Rev.
Date: Sheet
of
Project Code
Reviewed By Approved By
Prepared By
Model Name
PCB P/N
PCB Rev.
Benq Corporation
OEM/ODM Model Name
48.J8601.S04
MAIN BOARD
19 20
DAVID HN LIN KELVIN LIAO
99.J8677.B12-C3-304-004S04
ANGEL HU
<Size>
PB610099.J8677.001
1
Tuesday, October 07, 2003
<OEM/ODM>
Include Guard Ring Around
these components on top and
buttom layers
See Motor Timing CAP. Chart
See Motor Timing CAP. Chart
Spare for reversed spin motor
TP57
DN11
BAT54SW
21
3
U42
A8904SLB
VBB
1
VDD
15
BRAKEZ
11
OSC
16
RESETZ
20
CSZ
21
CLOCK
22
DATAIN
23
CD2
2
CWD
3
CD1
24
CRES
12
CST
4
SECDAT
14
FILTER
13
OUTA
5
OUTB
8
OUTC
9
CNTRTAP
10
DATAOUT
17
GNDA
6
GNDB
7
GNDC
18
GNDD
19
R203 1.5
C242
3300P K
R194
150
RX4 OPEN
R196
150
R201
1K
C243
5600P K
C233
0.1U M
+
C231
22U
25V
12
TP60
C239
1000P K
L19
80 OHM
RX3 OPEN
DN12
BAT54SW
21
3
R198
1K
C244
3300P K
R197 39.2F
C237
0.1U K
TP58
C245
0.22U K
C234
0.1U M
DN14
BAT54SW
21
3
L20
80 OHM
JC1
20K2002004
1
2
3
4
C246
1U K
R202
1K
C247
0.022U K
DN13
BAT54SW
21
3
R206
1.5MF
C238
1000P K
R199
1K
C241
0.022U K
C235
0.1U M
R205 1.5
C236
0.1U K
R204 1.5
C248
0.33U Z
R200
1K
R195
150
TP59
U41
74V1G14S
2 4
53
1
C240
1000P K
C232
0.1U M