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6.2.1 Startup Problems
Table 6-1. Startup Problems Troubleshooting.
Problem on Start Up Possible Causes and Solutions
Display is blank or
locked up, and neither
PULL nor RESET
switch is illuminated
Check power cord and wall AC power outlet.
If the unit still does not work after verifying it is properly
plugged in, remove the power cord and check the fuse. If the fuse
has blown, it should be changed. However, if it blows a second
time, contact Sutter Instrument Company Technical Support.
If the fuse is still good, the unit is properly plugged in and it still
does not work, a failure in components that are not serviceable
by the user has likely occurred. Contact Sutter Instrument
Company Technical Support.
Display is blank or
locked up and either or
both PULL and RESET
switches are flashing
on/off
A short exists in the controller’s circuitry. The system must be
returned to Sutter Instrument Company for repair.
Display is blank and
both PULL and RESET
switches are not
illuminated or flashing
on/off
Press RESET switch to restart the syste4m.
6.2.2 General Operational Problems
Table 6-2. General operational problem troubleshooting.
Problem Possible Causes and Solutions
Displayed program
values are not correct
1. Make sure that values were not changed by another user.
Always write down the program values and the ramp-test value
and keep them in a secure place.
2. If the values entered are not held when the power is turned off,
a failure in components that are not serviceable by the user has
likely occurred. Contact Sutter Instrument Company Technical
Support.
6.2.3 On-Screen Emergency Reset Messages
Table 6-3. On-screen emergency reset messages.
Emergency Reset Messages Possible Causes and Solutions
Circuit overheated
Please wait for cool down to 70 C
Heatsink temperature is 72 C
Indicates a serious fault in the system, requiring that it
cool down. If the problem recurs after allowing sufficient
time to cool down, the problem is likely due to a circuit
fault, requiring repair at Sutter Instrument Company.
P-1000 FLAMING/BROWN MICROPIPETTE PULLER SYSTEM OPERATION MANUAL – REV. 3.02 (20161118)
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