Key Board - AOC L42W781HS Service Manual

42‟‟ LCD TV

9.3 Key Board

CN1
5VS
L1 600 OHM
1
2
3
Key_AD
4 L2 600 OHM
D1
BAV99
CONN
5VS
R1
2.2K 1/10W
R2
C2 1.8K 1/10W 390 OHM 1% 1/10W
C1
0.1uF 0.1uF
1 2 1
3 4 3
SW1 SW2
5
MENU CH_DOWN
2.25V 0.75V
T P V ( Top
絬 隔 瓜 絪 腹
Key Component
Date
R3 R4 R5
1K 1/10W 0 1/10W
2 1 2 1 2
4 3 4 3 4
SW3 SW4
5 5 5
CH_UP POWER
1.56V 0V
S1~S7 = 77T 600 1 GCJ
Victory Electronics Co . , Ltd. )
T2479-1-X-X-3-070920
01.KEY PAD
Thursday , September 20, 2007
47
R6 R7
3.3K 1/10W 6.8K OHM 1% 1/10W
1 2 1 2
3 4 3 4
SW5 SW6
5 5
VOL_DOWN VOL_UP MODE_SEL
3V 3.78V
OEM MODEL
AT06
TPV MODEL
E427ATNBBWHSN
PCB NAME 715T2479-1
Sheet 1 of 1
AOC L42W781HS
R8
22K OHM 1% 1/10W
1 2
3 4
SW7
5
4.55V
A4
Size
Rev 1.1
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