Associated Research 7620 HypotULTRA III Operation And Service Manual page 57

return to the Perform Test screen.
Fatal Error: If the instrument has a Fatal Error failure then the following screen will
appear:
All of the buttons and keys are not active in this situation. You should contact
Associated Research, Inc to receive further instruction.
Fatal Error identification number will represent type of the failure that occurs.
Error number of 9002 will appears on the display, if the instrument' s System data or
Model/Option/Serial Number data are corrupted and does not match the setting.
Error number of 9003 will appears on the display, if the instrument' s Calibration data
is corrupted.
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