Roche Diagnostics May 2009
Service Manual · Version 9.0 D-35
cobas b 221 system 7 Troubleshooting
System stops
Error 10444 "Hardware error"
A defective module was detected within the scope of the module communications.
o Replace the Actuator Board V4/V6.
e
For instructions, see Replacing the Actuator Board V4/V6 on page B-80.
Errors 10445...10448 "Hardware error"
A defective module was detected within the scope of the module communications.
o Replace the MC Actor Control Board.
e
For instructions, see Replacing the MC Actor Control Board on page B-50.
Errors 10449...10452 "Hardware error"
A defective module was detected within the scope of the module communications.
o Replace the sample distributor.
e
For instructions, see Replacing the sample distributor on page B-37.
Errors 10456...10467 "EEPROM error"
The EEPROM data of a module processor are incorrect.
o Turn the instrument off, wait at least 3 minutes, and turn it back on.
o Replace the sample distributor.
e
For instructions, see Replacing the sample distributor on page B-37.
Error 10468 "EEPROM error"
The EEPROM data of a module processor are incorrect.
o Turn the instrument off, wait at least 3 minutes, and turn it back on.
o Replace the FMS control board.
e
For instructions, see Replacing the FMS control board on page B-35.
Error 10469 "Vacuum ADC error"
A communications problem occurred at the vacuum board.
o Turn the instrument off, wait at least 3 minutes, and turn it back on.
o Replace the vacuum control board.
e
For instructions, see Replacing the vacuum control board on page B-80.