Bio-Rad Bio-Plex Pro™ Wash Stations - Manual (Page 76)

Troubleshooting and Error Messages
76 Bio-Plex Pro and Bio-Plex Pro II Wash Stations
Manifold Arm Error
If the manifold arm cannot be lowered correctly due to obstruction of its normal
movement, the following message is displayed:
MANIFOLD HEAD UP
EXIT
Press EXIT to remove the error message and to return to the standby mode.
Check that the microplate is correctly inserted into the plate carrier.
Check that the VACUUM FILTR setting is set appropriately for the plate carrier being
used, as described on page 25.
Check that the manifold arm is not blocked.
Check if the needles are catching on the side of the microplate; use the Settings
menu to adjust the positions for that particular type of microplate.
Sensor Defect Error
The following message error is displayed when the dispensing pump or the
dispensing sensor is defective.
SENSOR DEFECT
OK
Press OK to remove the error message and to return to the standby mode.
Make sure that drip mode has not been selected using distilled water. Change the
program parameters.
If the program parameters are correct and the error continues, call the service
technician.
RS485 Error
This error is displayed if vacuum filtration is activated in the instrument settings on a
Bio-Plex Pro instrument. (A different message will be displayed on a Bio-Plex Pro II.)
RS485 TIME OUT
OK
Press OK to remove the error message and to return to the standby mode.
Disable vacuum setting as outlined on page 24.
Caution
The instrument cannot end the wash procedure. Please end the test
manually or dispose of the microplate!