Acer X173, Руководство по обслуживанию

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43
Schematic Diagram
Main Board
CMVCC
C205
0.1uF/16V
C_PANEL_INDEX
ZD203
NC
1
2
R207
120R 1/16W
BKLT-VBRI
VCC3
INV_ON# {4}
Q204
PMBS3906
POWER_KEY# {4}
LED_R
KEY 0
R208
120R 1/16W
* BKLT-EN High ON(3.3V)
BKLT-EN
KEY 1
C209
0.1uF/16V
ZD201
NC
1
2
'07-01-10 change to Elite
C210
0.1uF/16V
CMVCC
T77SRDDNHABN 1
X173
B
2 6 Monday , July 09, 2007
715G2498-1-K-AC 02.POWER
G2498-1-K-AC-1-070707
OEM MODEL Size
Rev
Date
Sheet of
TPV MODEL
PCB NAME
称爹
T P V ( Top Victory Electronics Co . , Ltd. )
Key Component
絬 隔 瓜 絪 腹
LED_G
'06-11-3 Remove R209(470 ohm)
'06-12-29-3 Change R207,R208 Value
from 470ohm to 120ohm
KEY1 {4}
R213 10K 1/16W
Back light
Dimming(3.3V PWM)
Near to Connect
Mute
'06-12-29-3 Remove R211,R212(470ohm)
CN202
CONN
1
2
3
4
5
6
VCC3
U201
AP1117E33LA
1
2 3
VS
S
VOUT VIN
LED_R# {4}
R202
4K7 1/16W
Q202
PMBS3904
CN201
CONN
1
2
3
4
5
6
7
8
9
R201
200 Ω 1/16W
'07-01-10 change to Elite
FB202
NC
CMVCC
Volume# {4}
DIM# {4}
C206
0.1uF/16V
Mute {4}
Q205
PMBS3906
Volume#
POWER_KEY#
PANEL_ID# {4}
KEY0 {4}
BKLT-EN
MVCC
ZD202
NC
1
2
LED_R
C201
0.1uF/16V
Panel ID(3.3V PWM)
+ C202 C204
0.1uF/16V
LED_G
VCC3
CMVCC
LED_G# {4}
R210 10K 1/16W
FB201
120 Ω
+ C203
Chapter 7