If... Then...
age in industrial and commercial build-
ings. Increasing power provides greater
signal range and increased penetration
through obstructions.
Message not transmitted or received Perform one of the following actions:
• Ensure the PTT button is completely
pressed when transmitting.
• Confirm that the radios have the
same Channel, Frequency, Interfer-
ence Eliminator Code, and Scramble
Code settings. See Transmitting and Re-
ceiving on page 15.
• Recharge, replace, or reposition batter-
ies. See Battery Specifications on page
20.
• Change the radio placement. Obstruc-
tions and operating indoors, or in vehi-
cles, may interfere. .
• Verify that the radio is not in Scan mode.
See Scanning Radio Channels on page
18.
Heavy static or interference Radios are too close. Ensure the transmit-
ting and receiving radios are at least 5 feet
(1.5 m) apart.
Radios are too far apart or obstacles are
interfering with transmission.
Low batteries Recharge or replace Li-Ion battery.
NOTE: Extreme operating temper-
atures affect battery life.
See Battery Specifications on page 20.
Drop-in Charger LED light does not blink Perform one of the following actions:
• Verify that the radio and battery is prop-
erly inserted.
• Check the battery and charger contacts
to ensure that they are clean and charg-
ing pin is inserted correctly.
See Charging a Stand-Alone Battery with
the Drop-in Tray Charger on page 23 and
Charger LED Indications on page 25.
Cannot activate VOX VOX feature might be set to off. Use the
CPS to ensure the VOX Sensitivity level is
not set to 0.
Accessory not working or not compatible.
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Chapter 7 : Troubleshooting
36