TM8100 Mobile Radio
Service Manual
General Information
93
May 2004 © Tait Electronics Limited
4.5
Equipment Set-up
Introduction
This subsection covers the setting up of the test equipment for servicing
the radios, as well as related aspects:
■
setting up of test equipment, including test unit
■
use of test unit
■
installing programming and calibration applications
■
basic programming and calibration tasks
■
invoking CCTM (computer-controlled test mode)
■
summary tables of CCTM commands and error codes
■
visual and aural indications provided by radio
The last-named aspect applies to control heads with UI, and concerns
the
STATUS
LEDs and LCD screen, and the various alerts and confidence
tones emitted from the speaker.
Connect Equipment
Connect the test equipment to the radio as shown in
. Use the
test unit, cables and adaptor of the service kit. Refer to
for details of the test equipment and service kit. The face
of the test unit is fitted with a speaker, five switches, and the following
connectors:
■
“R
ADIO
”
connector
(DB15 plug)
■
“C
OMPUTER
”
connector
(RJ12 socket)
■
“T
X
A
UDIO
”
connector
(BNC socket)
■
“R
X
A
UDIO
/SINAD”
connector (BNC socket)
These connectors are all required for connecting the test equipment and
radio.
illustrates the face of the test unit.
Use of Test Unit
The test unit facilitates the testing of the receive and transmit functions
of radios. When the switches are set for the required mode, the test unit
automatically routes all signals to the appropriate destinations. The unit
may be used with both mobile and portable radios. A full description is
given in the accessories manual. As shown in
, the switches
are:
■
SELECTOR
switch
■
HOOK
switch
■
MODE
switch
■
AUDIO
IN
switch
■
AUDIO
OUT
switch
For servicing TM8100 radios set the
SELECTOR
switch to
“TM8100”
. For
testing receive and transmit functions respectively, the remaining switches
must be set as described below. (When programming or calibrating
radios the switches have no effect, although it is good practice to set the
MODE
switch to
“R
X
”
.)
Summary of Contents for TM8000 Series
Page 32: ...32 Introduction TM8100 Mobile Radio Service Manual May 2004 Tait Electronics Limited ...
Page 78: ...78 Circuit Descriptions TM8100 Mobile Radio Service Manual May 2004 Tait Electronics Limited ...
Page 106: ...106 General Information TM8100 Mobile Radio Service Manual May 2004 Tait Electronics Limited ...
Page 124: ...124 Servicing Procedure TM8100 Mobile Radio Service Manual May 2004 Tait Electronics Limited ...
