May 28, 2008
6871620L01-C
5-14
Troubleshooting Charts:
Button Test
5.7
Button Test
End
Keys
correct?
Check signal
path integrity of
button in question
Button Test
Place radio in Test Mode.
Press Clear/Secure Button
so display reads CH TEST.
This places the radio in
Button Test Mode.
Then, press the orange
(Emergency) Button to
verify codes displayed
as shown in the Button
Table at right
No
Yes
This chat relates to a failure in the button functions.
Basic Failure modes are as follows:
1) Failure in Keypad Flex & Connectors within the
Front Flip Assembly
2) Failure in Top Control Flex & Connectors within the
Radio Chassis Assembly
3) Bad connections
4) Defective Patriot IC
Synopsis
Button Table
Button
PTT
Emergency Button
Clear/ Secure Button
Volume Up Button
Volume Down Button
Programmable Button
Code
1/ 0-1
3/ 0-1
96/ 0-1
80/ 0-1
81/ 0-1
98/ 0-1
* Note: The Button Test applies to all buttons
on the radio EXCEPT the ON/OFF button
on the keypad. This button solely serves
radio Power-Up/ Power-Down functionality.
ON/OFF
1 .,?
2ABC
3DEF
4GHI
5JKL
6MNO
7PRS
8TUV
9XYZ
128/0-1
132/0-1
133/0-1
97/0-1
135/0-1
131/0-1
130/0-1
136/0-1
129/0-1
134/0-1
49/0-1
50/0-1
51/0-1
*
0
#
55/0-1
56/0-1
57/0-1
58/0-1
48/0-1
59/0-1
52/0-1
53/0-1
54/0-1
ON/OFF
1 .,?
2ABC
2ABC
3DEF
3DEF
4GHI
4GHI
5JKL
5JKL
6MNO
6MNO
7PRS
8TUV
8TUV
9XYZ
9XYZ
128/0-1
132/0-1
133/0-1
97/0-1
135/0-1
131/0-1
130/0-1
136/0-1
129/0-1
134/0-1
49/0-1
50/0-1
51/0-1
**
00
##
55/0-1
56/0-1
57/0-1
58/0-1
48/0-1
59/0-1
52/0-1
53/0-1
54/0-1
Summary of Contents for ASTRO XTSTM 4000
Page 1: ...COLOR CHORDS 7 ASTRO XTSTM 4000 Portable Radio Detailed Service Manual ...
Page 2: ......
Page 16: ...May 28 2008 6871620L01 C xiv Commercial Warranty Notes ...
Page 22: ...May 28 2008 6871620L01 C 1 6 Introduction Notes ...
Page 26: ...May 28 2008 6871620L01 C 2 4 Radio Power Notes ...
Page 56: ...May 28 2008 6871620L01 C 3 30 Theory of Operation Notes ...
Page 100: ...May 28 2008 6871620L01 C 6 8 Troubleshooting Waveforms Notes ...
Page 194: ...May 28 2008 6871620L01 C B 2 Motorola Service Centers Notes ...
Page 204: ...May 28 2008 6871620L01 C Glossary 10 Glossary Notes ...
Page 209: ......