Motorola APX 7500 Detailed Service Manual page 121

Troubleshooting Charts and Error Codes Troubleshooting Charts
Program correctly
Apply Push to Talk to
Consolette via O5
control head GCAI port
Does RF signal
appear at RX/TX
port?
Yes
Apply Push to Talk
to Consolette via
rear panel
connection
Does proper RF signal
appear at RX/TX port?
Yes
STOP
Figure 7-3. Consolette does not Transmit or Receive - A
68009482001
Consolette does
not transmit or
receive properly
No
Is the mobile radio
programmed to
correct frequencies?
No
Are all radios in the
system programmed to
correct frequencies?
TX
Properly connect RF
cable(s)
No
Is the RF cable
No
properly connected to
the radio inside the
Consolette?
Refer to
Troubleshooting
No
procedures in TX
Audio Section. It may
be necessary to
replace the Mainboard.
Yes
RX
Properly configure
codeplug and/or
contact service
depot
No
Yes Yes
Is mobile radio option
GA00579 enabled?
A
Is the Red TX
No
LED on the O5 control
head lit up?
Yes
Check connections and/
or refer to
Troubleshooting
procedures in APX7500
Detailed Service Manual
September 9, 2011
7-5