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Key Lock
To prevent accidental entries, you can lock the keypad.
1. Press and hold the LOCK button for 2 seconds. A double
confirmation tone sounds.
LOCK
appears on the display.
2. To unlock the keypad, press and hold the LOCK button
again for 2 seconds. A double confirmation tone sounds.
LOCK
disappears from the display.
• You can also unlock the keypad by turning the radio Off and
then On again.
Troubleshooting
• Not enough range
Cause: Line of sight blocked
Þ Increase antenna height.
• Will not transmit on 5 watt range but will transmit on
the 1 watt range.
Cause: Low voltage
Þ Recharge or replace the batteries.
• Will not transmit while charging.
Cause: Low voltage
Þ The radio is not designed to transmit while charging.
Þ DC or AC adapter does not supply enough power for trans-
mitting.
• Battery will not charge.
Cause: Low voltage
Þ Do not to transmit while charging. The adaptor does not
supply enough power for transmitting.