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Calibration Switches
SHOCK HAZARD Only qualified, service-trained personnel who are aware of the
hazards involved should remove instrument covers. Always disconnect the power
cable and any external circuits before removing the instrument cover. Some circuits
are active and have power for a short time even when the power switch is turned off.
Two switches control the access to calibration commands. The switches are on the interface board
and are accessible by removing the top cover.
Accessing the Calibration Switch
1. Remove the instrument cover as described under
.
2. The calibration switch is on the interface board at the rear corner of the unit. To change the cal-
ibration switch settings, use a small screwdriver to move the switches. As shipped, all switches
are set toward the ON position (see below).
3. Replace the top cover when finished.
Do not use a pencil to move the switches. Any graphite dust that gets on the
switches will conduct electricity.
Switch Functions
Switches 1 and 2 set the calibration configuration as follows. Switches 3 and 4 are not used.
Switch 1
Switch 2
Description
Normal
ON
ON
This is the as-shipped switch setting. The calibration functions are accessible after enter-
ing a numeric password. The default password is 0 (zero).
Clear Password
OFF
ON
The admin/calibration password is reset to 0 when the instrument is first powered on. Use
this setting if you have forgotten the password.
Inhibit Calibration
ON
OFF
All calibration commands are disabled. This is useful where access is guarded by instru-
ment seals.
Keysight N69100 Series Operating and Service Guide
251
7 Service and Maintenance
Содержание N69100 Series
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Страница 51: ...Outline Diagram for 20 kW Models Keysight N69100 Series Operating and Service Guide 51 1 Quick Reference...
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Страница 210: ...Status Diagram 5 SCPI Programming Reference 210 Keysight N69100 Series Operating and Service Guide...
Страница 212: ...Trigger Diagram 5 SCPI Programming Reference 212 Keysight N69100 Series Operating and Service Guide...
Страница 230: ...Models N69172A and N69173A 6 Verification and Calibration 230 Keysight N69100 Series Operating and Service Guide...
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