Warming-Up And Pre-Calibration - Fluke ScopeMeter 190 II Series Service Manual

Warming-Up and Pre-Calibration

The Warming-Up and Pre-Calibration state is entered after the calibration mode,
or after selecting the next step if you have done the Contrast Calibration step,
CL 120. The display will show
Unless you want to calibrate the display contrast only, you must always start the
calibration adjustment at the
will make the calibration invalid.
The Warming-Up and Pre-Calibration consists of a 30 minutes warming-up
period, followed by several internal calibration adjustment steps that do not
require input signals. The total process takes about 75 minutes.
To do the Warming-Up and Pre-Calibration:
1. Remove all input connections from the Test Tool.
F3
2. Press
The display shows the calibration step in progress and its status.
The first step is
(CL 0200) :BUSY 00:09:59
00:00:00. Then the remaining pre-calibration steps are performed
automatically. The entire procedure takes about 60 minutes.
3. Wait until the display shows
The PreCal data have now been stored in FlashROM.
If you turn off the Test Tool now by accident, turn it on again immediately and
select the calibration mode. Continue with step 5 below.
F2
4. Press
If you turn off the Test Tool now, and you do not turn on immediately, the
Test Tool has cooled down, and you must repeat the Warming-Up and
Pre-Calibration (select the calibration mode and start at CL 0200).
5. Press F2
Error Messages
If error message 1000 is displayed during Warming-Up or Pre-Calibration step
CL 0215, the Main PCA hardware version is not suitable for the installed software
version. Other error messages during Warming-Up or Pre-Calibration indicate
that the Test Tool is defective, and should be repaired.
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WarmingUp (CL 0200):IDLE (valid) or (invalid).
WarmingUp (CL 0200)
to start the Warming-Up and Pre-Calibration.
WarmingUp (CL 0200) :BUSY 00:29:59
The warming-up period is counted down to
.
End Precal: READY
( several times, see Final Calibration.
NEXT)
(NEXT) and continue at the Final Calibration section.
Calibration Adjustment

Warming-Up and Pre-Calibration

step. Starting at another step
WarmingUp1
or
.
5
5-9