Motorola CLP series User Manual page 38

Symptom
Cannot activate VOX
Battery doesn't charge although it
has been placed in the drop-in
charger for a while
Note: Whenever a feature in your radio seems to not correspond to the default or preprogrammed values,
check if your radio have been programmed using CPS with a customized profile.
30
VOX feature might be OFF.
Use the CPS to ensure that the VOX Sensitivity Level is not set
to "0".
Accessory not working or not compatible.
Check drop-in charger is connected and correspond to a
compatible power supply.
Refer to "Charging the Battery" Section on page 13.
Check the charger LEDs indicators to see if battery has a
problem. Refer to "Charger LED Indicator" Section on page 15.
Try this