Motorola RDU4100 用户手册

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Heavy static or interference

Radios are too close; they must be at least five feet apart. 
Radios are too far apart or obstacles are interfering with transmission. 
Refer to “Talking and Monitoring” on page 29.

Low batteries

Recharge or replace Li-Ion battery. Replace AA batteries. 
Extreme operating temperatures affect battery life. 
Refer to “About the Li-Ion Battery” on page 14.

Drop-in Charger LED light 
does not blink

Check that the radio/battery is properly inserted and check the battery/charger 
contacts to ensure that they are clean and charging pin is inserted correctly. 
Refer to “Charging the Battery” section on page 22, “Drop-in Tray Charger LED 
Indicators” section on   page 25 and “Installing the Lithium-Ion Battery” section 
on page 16.

Low battery indicator is 
blinking although new 
batteries are inserted

Verify that the radio is set to the correct battery type. 
Refer to “Installing the Li-Ion Battery” section on page 16, “Installing Alkaline 
Batteries” section on   page 17 and “About your Li-Ion Battery” section on 
page 14.

Symptom