May 28, 2008
6871620L01-C
7-24
Troubleshooting Tables:
List of Board and IC Signals
P12
OPTB_SEL2
No Connect
No
K8
OPTB_SEL1
No Connect
No
P11
OPTB_SEL0
No Connect
No
N10
OPTA_SEL3
No Connect
No
M9
OPTA_SEL2
No Connect
No
K7
OPTA_SEL1
No Connect
No
P10
OPTA_SEL0
No Connect
No
P13
CTS
R1356
Clear to Send
Yes
M11
RTS
R1349
Request to
Send
Yes
N12
RS232_DI_USB-
R1350
RS232 Data In /
USB Data -
Yes
M10
RS232
R1347
RS232 Data Out
/ USB Data +
Yes
L8
BAT_STATUS
R1351
Battery Bar
Status
Yes
M8
ONE_WIRE_2
No Connect
No
P9
ONE_WIRE_OPT
R1353
Yes
N9
LHDATA_KEYFAIL
R1354
Longhorn Data
Yes
N13
SB9600_BUSY
R1348
Yes
L6
USB_CONNECT
No Connect
No
P8
USB2_DM
No Connect
No
N7
USB2_DP
No Connect
No
P7
USB1_DM
R1357
Yes
N6
USB1_DP
R1358
Yes
*
(TP) = Test Point
Table 7-8. U1304 MAKO Pinouts (Continued)
U1304
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: ......