Troubleshooting – ITC Hemochron Response Whole Blood Coagulation System User Manual
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TROUBLESHOOTING
Hazard and Fault Messages
The hazard and fault messages that may be displayed while operating the system are listed in the following
table. The hazard/message, the probable cause, and corrective action are shown for each message. ITC
Technical Service can be contacted by phone at (800) 631-5945 or (732) 548-5700, by FAX at
(732) 548-9824, or by e-mail at [email protected].
Hazard/Message Cause
Corrective Action
BAD BATTERY
Battery is inoperable.
System can only be operated with supplied
transformer. Battery must be replaced.
Contact ITC Technical Service for repair.
CHARGE
BATTERY
The battery is discharged.
Charge battery for 16 hours or temporarily use
AC power.
E
2
PROM FAULT
The system detected an incorrect
E
2
PROM checksum.
System is inoperable and requires factory
repair and/or calibration. Contact ITC
Technical Service.
Wn LOW-TEMP/Wn
HI-TEMP
Well temperature cannot attain
36.5ºC or exceeds 39.0ºC.
Turn system OFF and then back ON to clear
the fault. Repeat test with a new tube assay.
The well is thermal fused for heater protection.
The fan must be on when the instrument is
operating on AC/DC Power Module. If message
persists, contact ITC Technical Service.
Wn MOTOR-SLOW/
Wn MOTOR-FAST
A malfunction of the well motor
has been detected. Proper test
rotation cannot be maintained
Contact ITC Technical Service.
TUBE
REMOVED
Tube was removed before test was
completed and the magnet was
stable for the required time.
Testing is aborted and a record of the aborted
test is stored. Repeat test with new tube assay.
MAGNET STUCK
ROTATE TUBE
Magnet is stuck against center
post in test tube.
Gently tap or rotate tube in the well. Message
will be canceled when magnet is stable and
green detector LED is ON.
UNSTABLE
MAGNET
STUCK MAGNET condition has
persisted for more than 70
seconds. Test is aborted.
Re-run test.
>1500
Assay time exceeded 1500 second
max, or well collar is broken and
test tube will not rotate.
If well rotates tube, repeat test with a new tube
assay. A record of the test is recorded in the
database.
UNKNOWN
Barcode cannot be identified by
the instrument.
Manually select the test from the ID SELECTS
menu. Test results will be displayed with a *
after assay identifier to show manual selection.
Database entry is marked as operator selected.
ASSAY XXXXX
EXPIRED
Barcode information has revealed
that the expiration date of the
assay has been exceeded.
Repeat test with new tube assay that has not
exceeded its expiration date.
LQC TIMED OUT/
ESV TIMED OUT
The instrument has exceeded the
QC interval specified by the
system supervisor.
A valid QC must be performed before testing is
allowed.
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