Advanced Instruments 4250, User Manual

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Troubleshooting Table
Your instrument was unable to detect a freez-
ing plateau, and was therefore unable to give
a result. Check your technique and try again.
If the message persists, obtain Hot-Line
Service.
Try restarting your instrument. If this does not
solve your problem, Contact Advanced
Instruments for Hot-Line Service.
This informative message tells you that a new
software version has been installed since you
last powered the instrument.
This informative message tells you that the
information stored in parameter RAM has
been corrupted. The instrument will reload
factory defaults.
Make sure there is paper in the printer. If
there is not, install paper per the instructions
in Chapter 1, Installation and Setup. If there is
paper in the printer, make sure that the printer
cover is completely and securely closed.
Check to make sure the paper roll is properly
installed per the instructions in Chapter 1,
Installation and Setup. The paper must be
feeding from the bottom of the roll, as shown
in Figure 3.
This message indicates a memory error with
the system RAM. Try restarting your instru-
ment and ignore if it does not reoccur. Your
instrument may load factory defaults.
“No Plateau, Repeat
Test”
No response when the
START or TEST key is
pressed.
“New Software
Version”
“Parameter RAM
Failed”
Printer fails to print
Printer advances paper
and appears to be print-
ing, but the paper is
blank.
“RAM Failure”