48
English
Fault
Check if the radio or the stand-alone battery is inserted correctly.
Check for contact contamination or corrosion:
• Remove the radio or stand-alone battery from the charger.
• Verify that the battery is an authorized Motorola Solutions 
battery listed in Table 5. Other batteries may not charge.
• Inspect the charging contacts on the battery for contamination or 
corrosion. Clean the charging contacts using a dry cloth.
• Inspect the charging contacts in the charger pocket for 
contamination or corrosion. If contamination or corrosion are 
found, remove power from the charger and clean the charging 
contacts using a dry cloth. 
Try replacing the battery. If the fault no longer exists, then take the 
faulted battery out of service. 
If the fault persists with the replacement battery, take the charger 
out of service. 
• Charger display 
shows the 
following when 
the battery is 
thought to be an 
authorized 
Motorola 
Solutions battery:
UNKNOWN
BATTERY
or
• Charger display 
shows the 
following when 
preparing an 
authorized 
Motorola 
Solutions Lithium-
ion battery for 
shipment:
CANNOT DISCHARGE
FOR LI SHIPMENT
Remove the radio or stand-alone battery from the charger.
Verify that the battery is an authorized Motorola Solutions battery 
listed in Table 5. Other batteries may not charge. If the battery is 
an authorized Motorola Solutions battery, then:
• Inspect the charging contacts on the battery for contamination or 
corrosion. If contamination or corrosion are found, remove 
power from the charger, and clean the charging contacts using 
a dry cloth. 
• Reinsert the authorized Motorola Solutions radio or 
stand-alone battery. 
Table 22: Troubleshooting (Cont.)
Problem What to do...
MN003555A01.book  Page 48  Wednesday, February 14, 2018  2:40 PM