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PAMS Technical Documentation
UI Module
NSB-7
Issue 1 06/00
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Nokia Mobile Phones Ltd.
Page 13
Keyboard
Matrix size is 5 rows and 5 columns. Scanning is used for keyboard reading. Rows and
columns are connected to the MAD interface
Figure 6: Keyboard
NC = Not Connected
Power Key
Micro switch is used as a power key on the UI module. Circuitry includes the micro
ROW/COL
0
1
2
3
4
0
SLIDE SWT
Side Key
Send
End/Mode
Side key
1
NC
Soft left
Up
Down
Soft right
2
NC
1
4
7
*
3
NC
2
5
8
0
4
PWR switch
3
6
9
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