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EZ2 Connect MDx User Manual 05/2022
162
7.2
Operation
Comments and suggestions
Load check failed
Perform camera exposure calibration according to Section 4.3.6.
Both racks must be loaded, even if just one rack is used. Racks have to be the same type.
Check if there is no contamination (e.g., drops) on the labware.
Note
: Avoid strong environmental light changes and direct sunlight.
Perform load check again.
Hood lock Error
Check if the hood is firmly closed. Confirm by pressing down the hood with light force.
Heater Fuse Error
Restart the device.
Pipetting tips sticking to
pipettor
Use lab tissue to wipe the O-rings and make sure weekly maintenance was performed
correctly.
Pipette tip was crushed
Pipetting tip may stick to pipettor. See "pipetting tip sticking to pipettor".
Imprecise pipetting
If imprecise pipetting appears over several runs (elution volume): Make sure weekly
maintenance was performed. Check if the tips sit firmly at the pipettor adapter.
Leaking pipette tips
Ensure weekly maintenance was performed. Check if the tips sit firmly at the pipettor
adapter.
Pipette tips not picked up
by
automatic pipettor
Make sure that the tip rack is not damaged and is correctly positioned on the worktable.
Cross-contamination
Ensure maintenance was performed. Clean the piercing unit and worktable with 70%
ethanol. Start UV decontamination. Make sure samples and cartridge rack were handled
properly.
Software/protocol update
fails
Restart the device and try to start the update again. Make sure you use the QIAGEN USB
flash drive. USB flash drive should stay plugged in during the whole update procedure.
USB device not detected
Restart the device. Save the file(s) to the USB stick again. Try using a different USB port.
Check the USB stick on a PC to ensure it is functional. If the error persists, contact
QIAGEN Technical Services.
Connection problem
Check if the ethernet cable is connected correctly. Check the LAN settings (Section 5.3.8).
No W-LAN connection
Check the Wi-Fi setting (Section 5.3.8). W-LAN adapter should be connected before you
start the device. Reboot the device.
Freeze during run
Reboot the device. Perform after run maintenance and start a new protocol run.
Surface damaged
Ensure that only the cleaning agents as assumed in Section 6.1 were used.
Display does not turn on
Do not touch the display with excessive force or use corrosive chemicals to clean the
display surface. Contact QIAGEN Technical Services for repair.
Low disk space
Download and delete old run reports.