Equipment Required For Calibration; Starting Calibration Adjustment - Fluke 123 Service Manual

Fluke 123/124/125
Service Manual

4.2 Equipment Required For Calibration

The primary source instrument used in the calibration procedures is the Fluke 5500A. If
a 5500A is not available, you can substitute another calibrator as long as it meets the
minimum test requirements.
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4.3 Starting Calibration Adjustment

Follow the steps below to start calibration adjustments.
1. Power the test tool via the power adapter input, using the PM8907 power adapter.
2. Check the actual test tool date, and adjust the date if necessary:
3. Select the Maintenance mode.
4-4
Fluke 5500A Multi Product Calibrator, including 5500A-SC Oscilloscope Calibration
Option.
Stackable Test Leads (4x), supplied with the 5500A.
50Ω Coax Cables (2x), Fluke PM9091 or PM9092.
50Ω feed through terminations (2x), Fluke PM9585.
Fluke BB120 Shielded Banana to Female BNC adapters (2x), supplied with the Fluke
123/124/125.
Dual Banana Plug to Female BNC Adapter (1x), Fluke PM9081/001.
Male BNC to Dual Female BNC Adapter (1x), Fluke PM9093/001.
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Press to open the USER OPTIONS menu
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Using select DATE ADJUST
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press to open the DATE ADJUST menu
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adjust the date if necessary.
The Calibration Adjustment Procedure uses built-in calibration setups, that can be
accessed in the Maintenance mode.
To enter the Maintenance mode proceed as follows:
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Press and hold
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Press and release
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Release
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The display shows the Calibration Adjustment Screen.
The display shows the first calibration step
status or
:IDLE (valid) :IDLE (invalid)
Warming Up (CL 0200)
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, and the calibration