LG A395 - Dialing and Audio Problems

3. TECHNICAL BRIEF
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Copyright © 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
3.11 Keypad Interface
VA301
VA302
VA304
VA305
VA306
VA307
VA309
VA311
VA310
VA308
KB300
21
680
R301
R302
680
R303
680
680
R316
680
R304
680
R317
KB316
21
R309
680
R306
680
R305
680
KB306KB305KB302
KB301
21
KB319
KB312
KB311
KB320KB318
KB310
KB303 KB304
KB315KB313
KB317
KB309KB308
KB314
R318
680
KEY_ROW0
KEY_ROW2
KEY_COL0 KEY_COL1
KEY_COL2
KEY_ROW1
KEY_ROW4
KEY_ROW3
KEY_COL3
KEY_COL4
Changed (12/29)
Changed (12/29)
SW1
SW2
SEND
RIGHT
LEFT
OK
DOWNUP
SHARPNUM 0STAR
NUM 9NUM 8NUM 7
NUM 6NUM 5NUM 4
NUM 3NUM 2NUM 1
Figure 3.11.1 MAIN KEY STRUCTURE
R365
680
680
R366
SW300
S1
3
4
5
6
S2
VA314
VA315
2
1
KEY_ROW4
KEY_COL4
(10/12) Changed
Added for ESD (8/21)
SIM Selection KEY
KB307
VA303
END_KEY
END