Samsung SGH-E620 Service Manual page 20

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KEY_COL(0:4)
R504
KEY_COL(0)
R505
KEY_COL(1)
R507
KEY_COL(2)
R508
KEY_COL(3)
R509
KEY_COL(4)
KEY_ROW(0:4)
R510
KEY_ROW(0)
R511
KEY_ROW(1)
R512
KEY_ROW(2)
R513
KEY_ROW(3)
R527
KEY_ROW(4)
ZD506
ZD501
ZD502
ZD503
ZD504
ZD505
SEND
KEY-XBS
1
1
KEY-XBS
1
4
KEY-XBS
1
7
KEY-XBS
1
*
KEY-XBS
1
ZD507
ZD508
ZD509
ZD510
SGH-E620 Flow Chart of Troubleshooting
CLEAR
KEY-XBS
2
1
2
2
3
UP
KEY-XBS
KEY-XBS
KEY-XBS
2
1
2
1
2
1
2
5
6
DOWN
KEY-XBS
KEY-XBS
KEY-XBS
2
1
2
1
2
1
2
8
9
LEFT
KEY-XBS
KEY-XBS
KEY-XBS
2
1
2
1
2
1
2
0
SHARP
RIGHT
KEY-XBS
KEY-XBS
KEY-XBS
2
1
2
1
2
1
2
2-17
1
1
2
2
3
3
4 4
I
KEY-XBS
1
2
VOL300
1
1
MENU
2
KEY-XBS
2
1
2
3 3
STO
KEY-XBS
4
1
2
CAM
4

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