7 - 8 MC21XX Series User Guide
Single-slot USB Cradle
Four-slot Charge Only Cradle
Table 7-2
Troubleshooting the Single-slot USB Cradle
Symptom Possible Cause Solution
MC21XX battery is not
charging (LED
Indicator does not
light).
Cradle is not receiving power. Ensure the power cable is connected securely to
both the cradle and to AC power.
MC21XX was removed from
cradle too soon.
If the MC21XX battery is fully depleted, it can take up
to five hours to fully recharge a battery.
No battery installed. Install battery.
Battery is faulty. Verify that other batteries charge properly. If so,
replace the faulty battery.
The MC21XX is not fully
seated in the cradle.
Remove and re-insert the MC21XX into the cradle,
ensuring it is correctly seated.
During data
communication, no
data was transmitted,
or transmitted data was
incomplete.
MC21XX removed from cradle
during communication.
Replace MC21XX in cradle and retransmit.
Incorrect cable configuration. See the system administrator or refer to the
MC21XX Series Integrator Guide.
Communication software is
not installed or configured
properly.
See the system administrator or refer to the
MC21XX Series Integrator Guide.
Peripheral device not
working properly.
Incorrect communication
cable used.
Obtain correct cable from vendor. Cable should be
microUSB A to USB B.
Table 7-3
Troubleshooting the Four-slot Charge Only Cradle
Problem Cause Solution
MC21XX battery is not
charging (Indicator does not
light).
Cradle is not receiving power. Ensure the power cable is connected securely
to both the cradle and to AC power.
No battery installed. Install battery.
Battery is faulty. Verify that other batteries charge properly. If so,
replace the faulty battery.
MC21XX was removed from
cradle too soon.
If the MC21XX battery is fully depleted, it can
take up to five hours to fully recharge a battery.
The MC21XX is not fully
seated in the cradle.
Remove and re-insert the MC21XX into the
cradle, ensuring it is correctly seated.
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