User`s manual

7-53
♦
The system first waits for the coolant temperature to get to 10
degrees C. (If it can't do this within 18 minutes, a failure message
will be displayed.)
The following display appears:
The value “xx.x” on the screen pictured above represents the
current temperature (in degrees C) of the sample block.
♦
When the temperature stabilizes, the system drives the sample
block cold, the temperature is monitored for a specific amount of
time, and the cooling rate is calculated.
The following display appears:
This display will show “Passed” if the test was successful. If the test
was not successful, the display will show “Failed.” If this should
occur, contact an Applied Biosystems Service Engineer.
4
Press
STOP
to return to the first Diagnostic display.
Chiller Test Blk=xx.x
going to 50C...
Chiller Test Passed