Roche/Hitachi cobas c 311 analyzer Appendix A - Instrument Alarms
Instrument Alarm List
Roche Diagnostics May 2011
Host Interface Manual – Version 1.3 G-4
Alarm Type Alarm No
Alarm Message Alarm Description Alarm Remedy
112 010 Abnormal Automatic
Rerun TS from Host
Received comment even though the mode was
set for no transmission of comments.
a. Check the host computer. Is it ON?
b. Verify Host Communication on Start Conditions.
c. Check cable connections between the analyzer and host computer.
d. Check the host computer transmit condition.
e. Ensure that the host and the analyzer are utilizing the same communication configuration.
f. Resume operation; if alarm recurs, call Technical Support.
126 001 Host Communication
Error
The analyzer failed to open session. a. Check the host computer. Is it ON?
b. Verify Host Communication on Start Conditions.
c. Check cable connections between the analyzer and host computer.
d. Check the host computer transmit condition.
e. Ensure that the host and the analyzer are utilizing the same communication configuration.
f. Resume operation; if alarm recurs, call Technical Support.
126 004 Host Communication
Error
When analyzer has sent <ENQ> but Host sent
<NAK>. Analyzer stop transmission.
a. Check the host computer. Is it ON?
b. Verify Host Communication on Start Conditions.
c. Check cable connections between the analyzer and host computer.
d. Check the host computer transmit condition.
e. Ensure that the host and the analyzer are utilizing the same communication configuration.
f. Resume operation; if alarm recurs, call Technical Support.
126 005 Host Communication
Error
When analyzer has sent <ENQ>, but host did
not send <ACK> nor <NAK>. (Link Time Out)
a. Check the host computer. Is it ON?
b. Verify Host Communication on Start Conditions.
c. Check cable connections between the analyzer and host computer.
d. Check the host computer transmit condition.
e. Ensure that the host and the analyzer are utilizing the same communication configuration.
f. Resume operation; if alarm recurs, call Technical Support.
126 006 Host Communication
Error
When analyzer has sent <STX> with text
frame, but host sent <NAK>. Analyzer sent
again.
a. Check the host computer. Is it ON?
b. Verify Host Communication on Start Conditions.
c. Check cable connections between the analyzer and host computer.
d. Check the host computer transmit condition.
e. Ensure that the host and the analyzer are utilizing the same communication configuration.
f. Resume operation; if alarm recurs, call Technical Support.
126 007 Host Communication
Error
When analyzer has sent <STX> with text
frame, but host did not send <ACK> or <NAK>.
(Receiving time out) 15 Seconds
a. Check the host computer. Is it ON?
b. Verify Host Communication on Start Conditions.
c. Check cable connections between the analyzer and host computer.
d. Check the host computer transmit condition.
e. Ensure that the host and the analyzer are utilizing the same communication configuration.
f. Resume operation; if alarm recurs, call Technical Support.
126 008 Host Communication
Error
Re-transmission has gone over the limit (6
times).
a. Check the host computer. Is it ON?
b. Verify Host Communication on Start Conditions.
c. Check cable connections between the analyzer and host computer.
d. Check the host computer transmit condition.
e. Ensure that the host and the analyzer are utilizing the same communication configuration.
f. Resume operation; if alarm recurs, call Technical Support.
126 009 Host Communication
Error
When analyzer has sent <ENQ> as
transmission request, host sent <ENQ> as
transmission request (Link Contention).
a. Check the host computer. Is it ON?
b. Verify Host Communication on Start Conditions.
c. Check cable connections between the analyzer and host computer.
d. Check the host computer transmit condition.
e. Ensure that the host and the analyzer are utilizing the same communication configuration.
f. Resume operation; if alarm recurs, call Technical Support.
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