Troubleshooting
If your AE75H is not performing properly, try the following steps.
Problem
The scanner
doesn't work.
Improper
reception.
Scan won't
stop.
Scan won't
start.
74
Possible Cause
The scanner
might not be
receiving any power.
The scanner's
antenna might need
to be adjusted.
The squelch might
need to be adjusted.
The antenna might
need to be adjusted.
One or more
channels might be
locked out.
The channel's
frequency might not
be stored in memory.
The channel might
not be active.
You must press
Scan to scan.
The squelch
might need to be
adjusted.
Check the batteries or make
sure the USB cable is
connected to the PC or AC
adapter and to the scanner.
Check the antenna
connection or move or
reposition the antenna.
Move the scanner.
You might be in a
remote area that requires
an optional multi-band
antenna. Check with your
dealer or local electronics
store.
Adjust the squelch
threshold. See page 56.
Check the antenna
connection.
Make sure the Channels
you want to scan are not
locked out.
Make sure the channel's
frequency is stored in the
scanner's memory.
Wait for a transmission on
the channel.
Press Scan.
Adjust the squelch
threshold. See page 56
English
Suggestion