Maintenance & Troubleshooting 9 - 9
Single Slot USB/Serial Cradle
Table 9-3
Troubleshooting the Single Slot USB/Serial Cradle
Symptom Possible Cause Action
LEDs do not light
when MC75A or
spare battery is
inserted.
Cradle is not receiving
power.
Ensure the power cable is connected securely to both the
cradle and to AC power.
MC75A is not seated
firmly in the cradle.
Remove and re-insert the MC75A into the cradle, ensuring
it is firmly seated.
Spare battery is not
seated firmly in the
cradle.
Remove and re-insert the spare battery into the charging
slot, ensuring it is firmly seated.
MC75A battery is
not charging.
MC75A was removed
from cradle or cradle
was unplugged from AC
power too soon.
Ensure cradle is receiving power. Ensure MC75A is seated
correctly. Confirm main battery is charging under
Start >
Settings > System > Power. The 3600 mAh capacity battery
fully charges in less than five hours.
Battery is faulty. Verify that other batteries charge properly. If so, replace the
faulty battery.
The MC75A is not fully
seated in the cradle.
Remove and re-insert the MC75A into the cradle, ensuring
it is firmly seated.
Ambient temperature of
the cradle is too warm.
Move the cradle to an area where the ambient temperature
is between 0
o
C and 35
o
C.
Spare battery is not
charging.
Battery not fully seated
in charging slot.
Remove and re-insert the spare battery in the cradle,
ensuring it is firmly seated.
Battery inserted
incorrectly.
Re-insert the battery so the charging contacts on the battery
align with the contacts on the cradle.
Battery is faulty. Verify that other batteries charge properly. If so, replace the
faulty battery.
Ambient temperature of
the cradle is too warm.
Move the cradle to an area where the ambient temperature
is between 0
o
C and 35
o
C.
During data
communication, no
data transmits, or
transmitted data
was incomplete.
MC75A removed from
cradle during
communication.
Replace MC75A in cradle and retransmit.
Incorrect cable
configuration.
See the system administrator.
Communication
software is not installed
or configured properly.
Perform setup as described in Chapter 3, ActiveSync.