LG GD350, Service Manual

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Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
3. TECHNICAL BRIEF
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3.11 Keypad Interface
Figure 3-11-1 MAIN KEY STRUCTURE
3. TECHNICAL BRIEF
0 0 2 N C
4
3
2
1
0 0 2 B K
0 5 1 0 0 2 R
0 0 2 A V
1 0 2 R
0 5 1
0 5 1
2 0 2 R
1 0 2 B K
3 0 2 B K 4 0 2 B K
5 0 2 B K 6 0 2 B K 7 0 2 B K
8 0 2 B K 9 0 2 B K 0 1 2 B K 1 1 2 B K 2 1 2 B K
3 1 2 B K 4 1 2 B K 5 1 2 B K 6 1 2 B K 7 1 2 B K
8 1 2 B K 9 1 2
B
K
0
2 2
B
K
1
2
2
B K
2
2
2 B
K
1 0 2 A V 2 0 2 A V 3 0 2 A V 4 0 2 A V
VA
20
5
VA
20
6
VA
20
7
0 8 6
3 0 2 R
0 2 8
4 0 2 R
5 0 2 R
0 2 8
0 2 8
6 0 2 R
7 0 2 R
0 2 8
8 0 2 R
0 8 6
0 8 6
9 0 2 R
0 2 8
0 1 2 R
1
1
2
R
0 2 8
0 2 8
2 1 2 R
0 N I _ P K
1 N I _ P K
2 N I _ P K
3 N I _ P K
4 N I _ P K
0 T U O _ P K
1 T U O _ P K
3 T U O _ P K
5 T U O _ P K
2 T U O _ P K
Y E K
3 2 2 B K
0 V 2 _ C T R V
Y E K _ D N E
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51/140
3.11 Keypad Interface
Figure 3-11-1 MAIN KEY STRUCTURE
3. TECHNICAL BRIEF