Roche cobas b 221 system

Roche Diagnostics May 2009
D-54 Service Manual · Version 9.0
7 Troubleshooting cobas b 221 system
System warnings
o Check S2 docking mechanism.
o Insert new S2 Fluid Pack.
o Perform general hardware test to test the valves.
e For instructions, see General hardware test on page D-127.
Warning 30017 "Prep. of O2 zero not ok"
The fill routine for O
2
zero point solution was not ok.
e For details, see diagrams in Chapter 2 Fluid actions.
o Call up fill routine again. h [System] > [Utilities] > [Fluid actions] >
[Fill routines] > [Aspirate solution O2 zero].
o Check T&D tubing set and input unit.
o Check S2 docking mechanism.
o Insert new S2 Fluid Pack.
o Perform vacuum system test.
e For instructions, see Vacuum System on page D-101.
o Perform sample sensor test (SS2).
h [System] > [Component test] > [Control sensors] > [Sample sensors].
Warning 30018 "Prep. of Na cond. not ok"
The fill routine for Na conditioning solution was not ok.
e For details, see diagrams in Chapter 2 Fluid actions.
o Call up fill routine again. h [System] > [Utilities] > [Fluid actions] >
[Fill routines] > [Aspirate Na cond solution].
o Check T&D tubing set and input unit.
o Check S2 docking mechanism.
o Insert new S2 Fluid Pack.
o Perform vacuum system test.
e For instructions, see Vacuum System on page D-101.
o Perform sample sensor test (SS2).
h [System] > [Component test] > [Control sensors] > [Sample sensors].
Warning 30019 "Prep. of clean. sol. not ok"
The fill routine for cleaning solution was not ok.
e For details, see diagrams in Chapter 2 Fluid actions.
o Call up fill routine again. h [System] > [Utilities] > [Fluid actions] >
[Fill routines] > [Aspirate clean. sol.].
o Check T&D tubing set and input unit.
o Check S2 docking mechanism.
o Insert new S2 Fluid Pack.
o Perform vacuum system test.
e For instructions, see Vacuum System on page D-101.