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Troubleshooting
Common Problems and Solutions
These guidelines provide tips to deal with problems you may encounter while using the
Qumi. If the problem remains unresolved, contact your dealer for assistance.
The problem sometimes can be as simple as a wire that is not completely connected.
•
•
Make sure that the Qumi is turned on.
•
Make sure all connections are securely connected.
•
Make sure the connected device is turned on; also make sure that the
device is not in suspend or sleep mode.
Make sure the connected device is properly configured for an external
display (as needed)
•
Tips for Troubleshooting
help solve the problem more quickly.
For example, if you replace batteries and the problem remains, put the original batteries
back and move to the next step.
Keep a record of the steps you take when troubleshooting. The information may be useful
for reference when calling technical support or for bringing the Qumi to service personnel.
LED Error Messages
ERROR CODE MESSAGES
LEFT KEY
BLUE BLINK
RIGHT KEY
BLUE BLINK
Over temperature error (Inlet air )
3
OFF
LED over temperature (Red)
3
1
LED over temperature (Green)
3
2
LED over temperature (Blue)
3
3
Fan 1 (Blower) error
6
1
Fan 2 (System) error
6
2
Red LED Thermistor error
8
1
Green LED Thermistor error
8
2
Blue LED Thermistor error
8
3
In the event of an LED error, disconnect the AC power cord and wait for one (1) minute
before restarting the Qumi.
If there is any other situation that isn’t listed in the chart above, please contact your service
center.