Fig 6 Keyboard - Nokia NSB-7 Series Service Manual

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