Roche cobas b 221 system

Roche Diagnostics May 2009
Service Manual · Version 9.0 D-25
cobas b 221 system 7 Troubleshooting
System stops
Error 10106 "Timing error"
An asynchronism occurred between processes and measuring (MSS).
o Check SD cartridge tubing.
e For instructions, see Sample distributor (SD) on page B-35.
o Call up the general fluidics test.
h [System] > [Diagnostics] > [General fluidics test].
o Call up MSS contact path test with external sample for leak test and contact path
test.
e For instructions, see Contact path test on page D-95.
o Replace the MSS reference electrode (only for instruments with urea installed).
o Check MSS sensor for correct fit and replace if necessary.
Error 10107 "Timing error"
An asynchronism occurred between processes and measuring.
o Turn the instrument off, wait at least 3 minutes, and turn it back on.
o Check AQC/PolyOX cable for damage and replace if necessary.
o Check connector cable between mainboard and interface unit.
e For details, see Figure Mainboard connectors on page B-90.
o Replace the PolyOX-KX control board.
e For instructions, see Replacing the PolyOX-KX control board on page B-53.
o Replace the interface unit.
e For instructions, see Replacing the Interface unit on page B-92.
Errors 10108...10112 "Timing error"
An asynchronism occurred between processes and measuring.
o Turn the instrument off, wait at least 3 minutes, and turn it back on.
o Check AQC/PolyOX cable for damage and replace if necessary.
o Check connector cable between mainboard and interface unit.
e For details, see Figure Mainboard connectors on page B-90.
o Replace the mainboard unit.
e For instructions, see Replacing the Mainboard unit on page B-89.
o Replace the interface unit.
e For instructions, see Replacing the Interface unit on page B-92.
Errors 10113...10117 "Comm. error + additional information"
A subprogram did not report back.
o Turn the instrument off, wait at least 3 minutes, and turn it back on.
o Check AQC/PolyOX cable for damage and replace if necessary.