Roche cobas b 221 system

Roche Diagnostics May 2009
Service Manual · Version 9.0 D-81
cobas b 221 system 7 Troubleshooting
Value flag s
Flag no. 3033 "0P not OK"
O
2
zero calibration was not ended properly.
Possible causes: o Aspiration of O
2
zero point solution not ok
o Soiling or leaky point
Remedy: o Call up fill routine "Aspirate solution O2 zero". h [System] > [Utilities] >
[Fluid actions] > [Fill routines] > [Aspirate solution O2 zero].
o Check T&D disk and input unit for soiling.
e For instructions, refer to the cobas b 221 system Instructions for Use, Chapter
"Maintenance".
o Call up "General fluidics test" and check that tubing paths are open and without
leaks. h [System] > [Diagnostics] > [General fluidics test].
o Replace S2 Fluid Pack.
Flag no. 4003 "Calibration pending (1)"
A calibration is pending.
Possible causes: o New sensor was inserted, no calibration values present
Remedy: o Perform "Calibration for Ready".
Flag no. 4008 "Calibration pending (2)"
A calibration is pending.
Possible causes: o Calibration is missing or was canceled
Remedy: o Perform "Calibration for Ready".
Flag no. 4024 "Calibration pending (3)"
A calibration is pending.
Possible causes: o Sensor is or was deactivated
Remedy: o Perform "Calibration for Ready".
Flag no. 5006 "Calculation error (1)"
Microcontroller calculation error.
Possible causes: o An illegal calculation operation has occurred
Remedy: o Remove and replace all solutions and packs (W, S1, S2, S3).