LG CE500, Service Manual

Page: 22 / 127

3. Technical Brief
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3.1.14 Keypad
• KEYPAD Scanning Scheme (number-key).
The power key is connected to AD6532(DBB) directly using ‘PWRON’.
The other number-key and navigation-key is connected to AD6532(DBB) using:
CAMERA SIDE KEY
END
VOL_UP
VOL_DOWN
MAIL
R310 680
VA309
AVL5M02-200
4
1
2
3
4
CN302
OK
CLEAR 1
R304
680
VA302
AVL5M02-200
R313 680
UP
7
680
R301
R350 680
AVL5M02-200
VA301
VA306
AVL5M02-200
F1
680 R306
F2
DOWN
6
2
680
R303
680 R307
R308 680
AVL5M02-200
VA303
680
R305
VA308
AVL5M02-200 AVL5M02-200
VA310
RIGHT
END
680 R311
680 R312
0
LEFT
VA305
AVL5M02-200
8 9
F3 SHARP
1
2
3
CN301
STAR
R351 680
5
AVL5M02-200
VA307 VA304
AVL5M02-200
R302
680
680 R309
3
SEND
KBC(4)
KBR(2)
KBC(0)
KBR(5)
KBR(3)
KBR(2)
KBR(4)
KBR(3)
KBR(0)
KBR(1)
KBC(3)
KBC(0)
KBC(2)
KBC(4)
KBC(1)
_POWERKEY
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