Troubleshooting Charts: Button Test

9-13

 

 

 

9.8Button Test

Button Test

Place radio in Test Mode.

Press Top Side Button

(Monitor) so display reads CH TEST. This places the radio in button test mode.

Then, press the green (display) button to verify codes display as shown in the Button Table at right

End

Yes

 

Buttons

 

 

correct?

 

 

 

 

 

 

 

No

 

 

 

 

 

 

 

 

 

 

 

 

Check signal

 

 

 

path integrity of

 

 

button in question

Synopsis

This chart relates to a failure in the button functions. Basic Failure modes are as follows:

1)Failure in control top/PTT

2)Bad Connection

3)Defective Switches or pads

4)Defective A/D port in GCAP II

Button Table

 

Button

Code

PTT

1/ 0-1

Volume Control Knob

2/ 0-255

Display Button

3/ 0-1

Channel Select (Frequency)

4/ 0-15

Channel Bank Select

67/ 0-2

Top Side Button (Monitor)

96/ 0-1

Two-Dot Side Button

97/ 0-1

One-Dot Side Button

98/ 0-1

 

 

MAEPF-27399-A

6881094C12-A

November 11, 2004

Page 117
Image 117
Motorola SSETM 5000 service manual Button Test, Ptt