7 – troubleshooting, General problems, Reseting the external power supply – Drucker Diagnostics QBC STAR Dry Hematology Analyzer User Manual

Page 51

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6000-300-000 7–1

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.

6000-300-000 7-1

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