6871620L01-C
May 28, 2008
Troubleshooting Tables:
List of Board and IC Signals
7-9
G1
Data 15
E1125
Yes
F1
Data 14
E1124
Yes
F2
Data 13
E1123
Yes
E2
Data 12
E1122
Yes
D2
Data 11
E1121
Yes
C2
Data 10
E1120
Yes
C1
Data 9
E1119
Yes
B1
Data 8
E1118
Yes
G6
Data 7
E1117
Yes
F6
Data 6
E1116
Yes
F5
Data 5
E1115
Yes
E5
Data 4
E1114
Yes
D5
Data 3
E1113
Yes
C6
Data 2
E1112
Yes
C5
Data 1
E1111
Yes
B6
Data 0
E1110
Yes
D6
VCCQ
R1440
1.875V
Yes
E1
VCC R1440
1.875V
Yes
Table 7-6. U1409 SRAM Pinouts (Continued)
U1409
Pin No.
Description
To/From
Comment
Accessible
on
Mainboard?
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: ......