7 – troubleshooting, General problems, Reseting the external power supply – Drucker Diagnostics QBC STAR Dry Hematology Analyzer User Manual
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7 – Troubleshooting
If the QBC Star instrument fails to operate properly, consult the guides below. DO NOT ATTEMPT TO PER-
FORM ANY SERVICE OR REPAIR THAT DOES NOT APPEAR IN THIS MANUAL. Refer service problems
to the Technical Support of QBC Diagnostics Inc., at +1-866-265-1486 (toll free) or +1-814-692-7661.
Otherwise, contact your nearest QBC Diagnostics Inc. office for assistance.
The General Problems section presents some general symptoms that you might notice. It also suggests
corrective actions. These problems do not cause error codes to appear on the LCD or printout.
General Problems
Consult the table below for general problems.
General Instrument Problems
Symptom
Possible Causes
Corrective Actions
Instrument fails to
operate
Power cord not plugged into unit or
receptacle
Plug cord into unit and receptacle
Door not latched
Close door and latch securely
Other
request authorized service
Instrument vibrates
excessively
Foam pads worn or missing on bottom of
instrument
Call technical Support
Lid fails to open
Power has failed
Use emergency door unlock procedure
in Section 4
Defective lid solenoid or internal parts
request authorized service
Reseting The External Power Supply
Should it become necessary to reset the external power supply please follow the directions below.
1. turn off the QBC Star using the switch in the back of the unit.
2. Unplug the aC power cord on the external power supply from the aC wall outlet.
3. Unplug the external power supply from the back of the QBC Star.
4. allow the external power supply and QBC Star to sit in this condition for 15 minutes to fully
discharge and reset the external power supply.
5. Plug the aC power cord of the external power supply back into the wall outlet.
Note: QBC recommends plugging the STAR directly into the wall outlet without using a power
strip or extension chord.
6. Verify that the green indicator light on the power supply is lit.
7. Plug the external power supply into the back of the QBC Star.
8. turn on the QBC Star using the switch on the back of the unit and proceed with normal
operation of the device.
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