Keypad Error - Motorola APX 1000 Detailed Service Manual

5-26
5.9

Keypad Error

Button Test
Place radio in Test Mode.
Press side Top Button so
disply reads CH TEST. This
places the radio in button
test mode. Then, press the
orange (Emergency) Top
Button to verify codes displayed
as shown in the Button Table at right.
Keys Correct?
No
Check signal path integrity
of button in question
Synopsis
This Chart relates to failure in the button functions Basic Failure modes are as follows:
1) Failure in control top, side controls or keypad flex assembly
2) Bad Connection
3) Defective Swithces or pads
Yes
End
Troubleshooting Charts: Keypad Error
Button Table
Button
PTT
Tob Button (Emergency)
Side Button 1
Side Button 2
Side Button 3
Rotary Switch
Rotary Switch Push Button
131/1 132/1
129/1 135/1
U
H
< >
D
136/1
49/1 50/1
1 2
52/1 53/1
4 5
55/1 56/1
7 8
58/1 48/1
0
*
Note :
Numbers codes with a /1 are for a button
pressed condition only. Number codes
with a /0 are for a button release
condition only.
Code
1/0-1
148/0-1
96/0-1
97/0-1
98/0-1
11/1-255
91/0-1
133/1
134/1
P
Navigation
Button
51/1
3
54/1
6
57/1
9
59/1
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