Maintenance and Troubleshooting
146
Charging Adapter
4-Slot Battery Charger
Table 13    Troubleshooting the Charging Adapter
Symptom Possible Cause Solution
Tablet battery is 
not charging.
Tablet was removed 
from adapter or adapter 
was unplugged from AC 
power.
Ensure adapter is receiving power. Ensure tablettablet is seated 
correctly. Confirm tablet is charging. The battery fully charges in 
approximately four hours.
Battery is faulty. Verify that other tablet batteries charge properly. If so, replace the 
faulty battery.
The tablet is not fully 
seated in the adapter.
Remove and re-insert the tablet into the adapter, ensuring it is 
firmly seated. 
Ambient temperature of 
the adapter is too warm 
or too cold.
Move the adapter to an area where the ambient temperature is 
between 0°C and 40°C (32°F and 104°F).
Table 14    Troubleshooting the 4-Slot Battery Charger
Symptom Possible Cause Solution
Power Pack 
Charging LED 
does not light 
when inserted.
Power Pack is not 
correctly seated.
Remove and re-insert the spare battery into the charging slot, 
ensuring it is correctly seated.
Power Pack is 
not charging.
Power Pack was 
removed from charger or 
charger was unplugged 
from AC power.
Ensure charger is receiving power. Ensure Power Pack is seated 
correctly. Confirm Power Pack is charging. The Power Pack fully 
charges in approximately four hours.
Power Pack is faulty. Verify that other Power Pack charge properly. If so, replace the 
faulty Power Pack.
The Power Pack is not 
fully seated in the 
charger.
Remove and re-insert the Power Pack into the charger, ensuring 
it is firmly seated. 
Ambient temperature of 
the charger is too warm 
or too cold.
Move the charger to an area where the ambient temperature is 
between 0°C and 40°C (32°F and 104°F).