189II/AN
Service Manual
24
4.
Locate the PCA CAL key pad as shown in Figure 3.
5.
Short the CAL key pad terminals to reset the password. When the password is reset,
the Meter beeps to indicate that the action is complete.
Battery Terminal 9 V
CAL Key Pad
est90.eps
Figure 4. PCA Component Location
Calibration Adjustment Procedure
The Meter will prompt the user through the steps in the calibration adjustment procedure
with screens showing the live reading, source value for the step, and the calibration step
number. Figure 5 shows a screen shot of the first step of the calibration adjustment
procedure.
Next
-0.03
mVDC
Abort
Source: 0.0000 mV 0.000Hz
Calibration Step: 1 of 56
CALIBRATING...
Manual Range
500 mVDC
8:10pm
06/13/07
Calibration
est91.eps
Figure 5. Calibration Adjustment Screenshot
Screenshot Description
The following describes the Meter dialog shown in Figure 5 Screenshot.
•
Live Reading measurement shown in the Primary display is using default calibration
constants. The measurement is likely to be slightly different from the applied signal,
because it is an uncalibrated measurement.
•
Bolt
icon is shown at all times during the calibration procedure.
•
Source
- value for Calibrator shown in the Secondary measurement portion of the
Summary of Contents for 189II/AN
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Page 8: ...189II AN Service Manual vi...
Page 44: ...189II AN Service Manual 34...
