Equipment Set-Up - Tait TM8000 Series Service Manual

4.5

Equipment Set-up

Introduction
Connect Equipment
Use of Test Unit
TM8100 Mobile Radio Service Manual
May 2004 © Tait Electronics Limited
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 LEDs and LCD screen, and the various alerts and confidence
STATUS
tones emitted from the speaker.
Connect the test equipment to the radio as shown in
test unit, cables and adaptor of the service kit. Refer to
(on page 84) 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 " connector
ADIO
"C " connector
OMPUTER
"T A " connector
X UDIO
"R A /SINAD" connector (BNC socket)
X UDIO
These connectors are all required for connecting the test equipment and
radio. Figure 4.4 illustrates the face of the 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
are:
switch
SELECTOR
switch
HOOK
switch
MODE
switch
AUDIO IN
switch
AUDIO OUT
For servicing TM8100 radios set the
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
switch to "R ".)
MODE X
Figure
(DB15 plug)
(RJ12 socket)
(BNC socket)
Figure 4.4, the switches
switch to "TM8100". For
SELECTOR
General Information
4.3. Use the
Subsection 4.2
93