Uniden UBC126AT Owner's Manual page 22

Different status messages may display depending on the
battery type and scanner status:
usB Message
Charging
No Battery
Charge
Complete
Charge Off
Battery Error
Illegal Voltage
See also Setting the Charging Timer, page 32.
If the batteries are good, the scanner charges the batteries.
and it operates normally. If the scanner cannot immediately
determine if the batteries are good and can be charged, it
checks them and displays the battery icon. If the scanner judges
the batteries are good, the scanner starts charging and the
battery icon disappears. If it cannot regard the batteries as good
in 60 seconds, the scanner stops checking and the battery icon
blinks.
22
Batt . Meaning
type
Ni-MH Scanner is charging.
None NO batteries in
scanner.
Ni-MH Unit is charged.
Alk./Ni- Scanner is not charg-
MH ing (Battery selection
switch is set to Alk.)
Ni-MH Batteries cannot
be charged (dead
battery).
Ni-MH USB external power
is out of range.
scanner
cond .
Off
Off
Off
Off
Off
Off