3. H/W Circuit Description
- 36 -
3.3.12. Keypad Switching & Scanning
Keypad Map
Pin No.
Pin Name(WS)
I/O
Description
50
MLED1
O
Main LCD B/L 1
51
GND
-
Ground
52
L_D(15)
I/O
Bi-Direction Data Bus for LCD
53
L_D(14)
I/O
Bi-Direction Data Bus for LCD
54
L_D(13)
I/O
Bi-Direction Data Bus for LCD
55
L_D(12)
I/O
Bi-Direction Data Bus for LCD
56
L_D(11)
I/O
Bi-Direction Data Bus for LCD
57
L_D(10)
I/O
Bi-Direction Data Bus for LCD
58
L_D(9)
I/O
Bi-Direction Data Bus for LCD
59
L_D(8)
I/O
Bi-Direction Data Bus for LCD
60
GND
-
Ground
CAM SIDE KEY
7
KEYPAD
0
END
LEFT
*
8
2
1
DOWN
F2
5
SEND
6
F1
F3
3
VOL_DOWN
VOL_UP
CLEAR
RIGHT
AVL5M02-200
#
4
OK
UP
9
KB6
1
2
1
2
KB2
1
2
RIGHT
VA406
AVL5M02-200
F2
1
2
1
2
1
2
KB5
KB0
1
2
DOWN
1
2
SHARP
1
2
UP
1
2
1
2
1
2
KB3
END
SW402
VA403
AVL5M02-200
STAR
1
2
F3
1
2
1
2
KB1
OUT2
KB8
1
2
AVL5M02-200
VA407
KB9
1
2
LEFT
1
2
AVL5M02-200
VA405
SW401
AVL5M02-200
VA404
R401
0
R403
0
0
R402
VA401
OUT1
SEND
1
2
CLEAR
1
2
OK
1
2
KB7
1
2
F1
1
2
1
2
KB4
KBR(1)
KBR(0)
KBC(1)
KBC(4)
KBR(2)
KBR(3)
KBR(4)
KBC(3)
KBC(2)
KBC(0)
PWON
KBC(4)
KBR(3)
KBR(2)
Figure 18. Keypad Scanning Scheme
Содержание L1150
Страница 1: ...Service Manual Model L1150 Service Manual L1150 P N MMBD0034601 Date June 2004 Issue 1 0 ...
Страница 3: ......
Страница 18: ...3 H W Circuit Description 17 Figure 1 Receiver Part Block Diagram ...
Страница 42: ...3 H W Circuit Description 41 A BaseBand Components Component Side ...
Страница 43: ...3 H W Circuit Description 42 B BaseBand Components Keypad Side C Digital Baseband DBB Processor ...
Страница 51: ...4 TROUBLE SHOOTING 50 BaseBand Part Troubleshooting 4 1 Baseband Components Component Side 4 TROUBLE SHOOTING ...
Страница 102: ...5 DISASSEMBLY INSTRUCTION 101 5 DISASSEMBLY INSTRUCTION 2 1 1 2 ...
Страница 103: ...5 DISASSEMBLY INSTRUCTION 102 1 2 3 ...
Страница 104: ...5 DISASSEMBLY INSTRUCTION 103 2 1 1 2 ...
Страница 105: ...5 DISASSEMBLY INSTRUCTION 104 3 ...
Страница 106: ...5 DISASSEMBLY INSTRUCTION 105 ...
Страница 113: ...7 BLOCK DIAGRAM 112 Baseband Part 7 BLOCK DIAGRAM The Block Diagram of the Baseband Part ...
Страница 122: ... 121 9 PCB LAYOUT ...
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