Fluke 190-062, -102, -104, -202, -204, -502, -504
Service Manual
5-12
Input A LF-HF Gain
To do the Input A LF-HF Gain calibration:
1. Connect Ch. A of the Test Tool to the 5502A as shown in Figure 5-3.
2. The display must show step CL 0654 (Pos A Fast). If it does not, then press
F1
or
F2
to select the first calibration step in Table 5-1.
3. Set the 5502A SCOPE output to source the signal required for the first
calibration point in Table 5-1.
4. Set the 5502A in operate (OPR) or standby (STBY) as indicated.
5. Press
F3
to start the calibration.
6. Wait until the display shows calibration status
:READY
.
7. Press
F2
to select the next calibration step, set the 5502A to the next
calibration point signal, and start the calibration.
Continue through all calibration points of Table 5-1.
8. When you are finished, set the 5502A to Standby.
9. Continue at the
Input B LF-HF Gain
section.
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