(800/900Mhz Transceiver/Open Architecture Controller) - Motorola Handie-Talkie MTX Series Theory/Troubleshooting Manual

(800/900MHz Transceiver/Open Architecture Controller)

Start
*
Note: Assumes Power
Beep is Enabled
Good Power
Up Beep?
Is There
TX Power?
Is TX
Deviation
OK?
Press
Monitor
Audio
Noise?
No
Receive
Audio?
Poor
SINAD?
Radio
Decoding?
End
TROUBLESHOOTING FLOW CHART
Radio
Drawing
NO
Stand-by Current
*
About 60mA?
NO
Go to Transmitter
Chart #1B
NO Go to No Receiver
Audio Chart #6B
NO
Go to No Receiver
YES
Audio Chart #6B
YES
Is
RS
on?
NO
Go to
Chart #8B
MAEPF-23440-O
NO
Check Fuse,
Volume Switch
YES
Go to Controller
Chart #8B
YES
Go to No Receiver
RF Chart #2B
Go to DC Switch
NO
Chart #3B
33