Key Board - Acer AT1945 Service Manual

Key board

Pull up R = 3.9K ohm to 3.3V
CN001
1
2
3
4
CONN
PCB key location
Power Source
Menu
SOURCE
2.44V
C001 4 3
0.1uF/25V
5 SW001
2 1
KEY1
R001
11K OHM 1% 1/10W
KEY2
POWER
2.44V
C002
4 3
0.1uF/25V
5 SW005
2 1
R005
( Front )
11K OHM 1% 1/10W
CH- CH+ Vol- Vol+
T P V ( Top Victory
絬 隔 瓜 絪 腹
715T
Key Component MT5335 Key Pad
Thursday , Nov ember 29, 2007
Date
MENU VOL-
1.04V
1.73V
4 3 4 3
5 SW002 5 SW003
2 1 2 1
R002 R003
4.3K OHM 1% 1/10W 1.8K OHM 1% 1/10W
CH- CH+
1.73V 1.04V
4 3 4 3
5 SW006 5 SW007
2 1 2 1
R006 R007
4.3K OHM 1% 1/10W 1.8K OHM 1% 1/10W
Electronics Co . , Ltd. ) OEM MODEL Acer
TPV MODEL TV2268W-AED
PCB NAME
715T28981-B
Sheet 1 of
68
VOL+
0.35V
4 3
5 SW004
2 1
R004
470 OHM 1% 1/10W
Size A
Rev 0
称爹
<称爹>
1