Service Flow Chart (Board Level) - Motorola MTM800 User Manual

TEST SETUP & TESTING

Service Flow Chart (Board Level)

If no kits have been replaced,
verify installation integrity:
Check DC cable and connector
Check RF antenna , cable & connector
Check connected accessories
If the main board has been replaced:
Send the new TEI number to service
provider. Clone/reprogram customer
details to new radio.
Done
Start
If the radio does not have a control head
attached you need to connect a control
head to operate the radio. For a motorcycle
radio use a motorcycle control head. In all
other cases use a standard control head
Switch on the radio and observe the display
at power up. The radio must completely
power up.
Use the buttons and volume control and
check for correct display result.
Power up
OK ?
Yes
Read the codeplug with the CPS. Connect
the radio to the IFR. Perform all RF, call &
manual tests of chapter TESTING.
Yes
All tests
successful
?
No
Replacement
kits available
?
Yes
Replace main board and start
complete procedure again.
Replace the costumer's radio
Send the faulty radio to Level 3 maintenance
Clone/reprogram customer details to new radio
Send the TEI number of the new radio to the
service provider.
Figure 6-2 Servicing the MTM800 ENH
NOTE:
Before replacing any kits, check the
flexes to the control head or expansion
head.
If the main board has been replaced:
Send the new TEI number to service
provider. Clone/reprogram customer
details to new radio.
If fuse F0301 or F0302 or F0303 needs
to be replaced use Motorola part No.
6580542Z01
(see figure on following pages).
A list of replacement kits can be found
in the Appendix B (Replmt. Parts & Kits).
For a list of replacement parts refer to
Chapter 7 (Maintenance).
Incorrect behavior of
LEDs, display or buttons.
Replace the control head
or the expansion head.
Switch on the radio again.
Yes
No
Check fuses F0301, F0302
and F0303 on the main board
before you replace main board
and restart complete procedure.
6 - 15
No
Replacement
kits available
?
Yes
Power up
OK ?
No