Cepheid Molecular Diagnostic System GeneXpert IV

Cleaned the work area following good laboratory practices and institution's guidelines?

Checked and ensured all module doors are closed to avoid contamination?

Discarded used cartridges following institution's standard practices for disposal?

Warning: Ensure all tests have finished running before attempting to move the instrument.

Turn off the GeneXpert Instrument and the touchscreen before starting the procedure.

Is the instrument powered down?

Reposition the instrument so the fan filter can be easily accessed.

Is the fan filter easily accessible?

Remove the fan filter guard by unsnapping the guard from the fan housing.

Was the fan filter guard removed successfully?

Remove the dirty filter for cleaning.

Was the dirty filter removed successfully?

Although the system is designed to prevent cross-contamination and ensure accurate results, the instrument can be checked and cleaned periodically as a precautionary measure. The table below lists the basic maintenance tasks that can be performed.

Power down the GeneXpert system with touchscreen:

The instrument and touchscreen should be powered down once per week to refresh the system. This action clears out unwanted temporary files and guards against computer memory corruption to prevent a malfunction of the system.

Note Do not shut down the software and turn off the system if a test is running. Wait until the test finishes running.

1. To exit the software, touch User Menu > Exit.

2. Touch Windows Start menu, touch Power icon, and select Shut down.

4. Turn off the GeneXpert Instrument.

Warning: This maintenance check requires trained personnel with PPE!

If the instrument is not operational, report the issues to the maintenance team and stop the procedure

Choose the type of service done

Instrument's hour meter reading

Instrument passed the post-maintenance test?

Sign off on the instrument maintenance

Warning: Ensure all tests have finished running before attempting to move the instrument.

Turn off the GeneXpert Instrument and the touchscreen, following the instructions in Shut Down the System.

Reposition the instrument so the fan filter can be easily accessed.

Fan filter guard removed successfully?

Dirty filter removed for cleaning?

Clean filter placed into the fan filter guard?

Fan filter guard and filter positioned into place as a unit?

Old filter cleaned and air-dried?

Dry filter stored for next month's use?