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Advanced Instruments Advanced Cryoscope 4250 User Manual

Advanced Instruments Advanced Cryoscope 4250
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73
Troubleshooting Table
“Sample Probe Failure”
“Sample Probe Open?”
“Standards Reversed?”
“Stir System Failure”
“Supervisor Key
Needed...”
samples contain no bubbles or froth before
testing. Decrease the sample stir amplitude, if
necessary, to avoid generating bubbles before
the freeze buzz occurs. If this does not solve
your problem, you should check the probe
bin number and obtain service if necessary.
Switch the instrument off, then on. Check the
sample probe by running the A/D tests. If the
error message does not persist and other error
messages are not displayed, ignore this mes-
sage. Otherwise, contact Advanced Instruments
for Hot-Line Service.
Switch the instrument off, then on. Make sure
the sample probe is plugged into the main
board. Check the sample probe by running the
A/D tests. If the error message does not persist
and other error messages are not displayed,
ignore this message. Otherwise, contact
Advanced Instruments for Hot-Line Service.
This message will appear during the calibration
procedure if the instrument detects that the low
and high calibration standards may have been
mixed up and were entered in the wrong order.
Repeat current sample, being sure that the stan-
dards are correct.
This error message indicates a problem with
your stir/freeze wire system. Try restarting
your instrument. If this does not solve your
problem, contact Advanced Instruments for
Hot-Line Service.
This feature or action has been locked out by
use of the supervisor/operator keyswitch.

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Advanced Instruments Advanced Cryoscope 4250 Specifications

General IconGeneral
BrandAdvanced Instruments
ModelAdvanced Cryoscope 4250
CategoryLaboratory Equipment
LanguageEnglish

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