Teledyne 7500 Series Operating Instructions Manual page 69

Teledyne Analytical Instruments
In case of Error No. 5 and No. 7
(2) Error log file
If error occurs, the history is saved in an error log file. The error log file exists in the maintenance mode.
* Up to 14 errors can be saved in the error history; the oldest error will be deleted one by one every time
a new occurs.
* If the power display supply is turned OFF, the contents in the error log file will not be lost or damaged.
Deletion of error history
Press the ENT key on the above screen, and the "Error Log Clear" will be inverted. Further pressing the
key will clear the error history.
69 Model 7500 Instruction Manual