User Manual

Troubleshooting Guide
PROBLEM PROBABLE CAUSE SOLUTION
Radio will not power on
Battery needs charging
Battery is exhausted
Recharge battery pack
Replace the battery pack
Radio will not talk with others
Radios may be on different channel
or tone code
Check that all radios in same group
are using the same channel and
tone
Hearing others’ conversations
Using same channel and
tone as other users
Select a different channel and tone
Control buttons not functioning Button lock activated Turn button lock off
Radio transmits without pressing
PTT button
VOX has been enabled
Press assigned VOX button to
switch VOX off
Unintelligible audio signal received
or transmitted
Voice scrambler in wrong mode to
other radios
Ensure scrambler either enabled or
disabled to be compatible with
other radios
Accessory does not
work with radio
Accessory plug not seating
correctly in accessory socket
Incompatible accessory
Check connection to accessory
socket.
Replace with genuine accessory
Radio emits constant tone
when switching on
Incompatible battery fitted Replace with genuine Entel battery
Radio emits 5 short beep tones
when switched on
Battery has used almost all
recommended charge cycles
Prepare to replace battery
Radio emits 5 long beep tones
when switched on
Battery has used all recommended
charge cycles
Replace battery
Radio emits long droning beep
noise.
A channel has been selected which
has not been programmed by your
dealer with a suitable frequency.
Check that you have not
accidentally switched to an unused
channel & select a programmed
channel.
26
Default Channel Configuration
The HT446 hand portable radio has been factory programmed with the default frequencies in
the table below. This configuration may offer compatibility with other brands of PMR446 radio
but can be altered by your dealer to match any existing PMR446 equipment.
25
Ch. 1 446.006250 CTCSS tone 94.8Hz
Ch. 2 446.018750 CTCSS tone 88.5Hz
Ch. 3 446.031250 CTCSS tone 103.5Hz
Ch. 4 446.043750 CTCSS tone 79.7Hz
Ch. 5 446.056250 CTCSS tone 118.8Hz
Ch. 6 446.068750 CTCSS tone 123Hz
Ch. 7 446.081250 CTCSS tone 127.3Hz
Ch. 8 446.093750 CTCSS tone 85.4Hz
Ch 9 446.006250 CTCSS tone 67Hz
Ch10 446.018750 CTCSS tone 71.9Hz
Ch11 446.031250 CTCSS tone 74.4Hz
Ch12 446.043750 CTCSS tone 77.0Hz
Ch13 446.056250 CTCSS tone 79.7Hz
Ch14 446.068750 CTCSS tone 82.5Hz
Ch15 446.081250 CTCSS tone 85.4Hz
Ch16 446.093750 CTCSS tone 88.5Hz
Below are in HT446L only
Ch17 446.006250 CTCSS tone 110.9Hz
Ch18 446.018750 CTCSS tone 118.8Hz
Ch19 446.031250 CTCSS tone 127.3Hz
Ch20 446.043750 CTCSS tone 136.5Hz
Ch21 446.056250 CTCSS tone 146.2Hz
Ch22 446.068750 CTCSS tone 156.7Hz
Ch23 446.081250 CTCSS tone 167.9Hz
Ch24 446.093750 CTCSS tone 179.9Hz