5.CALIBRATION
29
5-5. Preparation for Calibration
5-5-1. Releasing the LOCK
F805AT-BC provides two types of lock capabilities to prevent unauthorized or
accidental alteration of calibration or set data: you can either lock the instrument by
front panel operation ([LOCK (soft)]), or by toggling a rear panel switch ([LOCK
(hard)]). Both of the locks must be released before performing calibration.
Operation
1
）
Toggle the LOCK switch on the rear panel to OFF position.
2
）
From the front panel (normal screen), press
to enter
into system mode.
3
）
Enter the password. Key in ‘1269’ and press
.
4
）
If current lock status is ON, then change it to OFF and confirm
by pressing
. If current status is OFF, simply press
to return to the
normal screen.
LOCK
OFF
MODE
PAGE
SYSTEM
OK
OK
BACK
Содержание F805AT-BC
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