Unlocking The System - Thermo Scientific 50135178 AFT 3 Operating Instructions Manual

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13.1.8 Unlocking the system:

An eighth press on the menu-key brings you to the "Code" menu. To prevent unauthorized
access to the settings in the system control, changes to the settings can only be carried out
when the correct code from the assignment Table that follows is entered and confirmed with
Enter. The unlocking remains active for 5 minutes. Each access via the code is typed out by
the printer (RS 232), complete with date, time and shortened code number. (Display « Code
150 » = printed Code 0001, Display « Code 250 » = printed Code 0002 etc.)
The display shows:
Code numbers can be assigned to individual persons according to the Table that
follows. Remove this page from the Operating Instructions and store it where it is
safe from unauthorized viewing.
Assignment Table for persons authorized to unlock the
Code-No.
150
250
350
450
550
650
750
850
950
Code
Press enter
0000
system control
Printed out Person
0001
0002
0003
0004
0005
0006
0007
0008
0009
Thermo Fisher Barnstead Pacific AFT
Pure water system
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