Input C Lf-Hf Gain - Fluke ScopeMeter 190 III Series Service Manual

190 Series III
Service Manual
4. Set the 5502A to operate (OPR) or standby (STBY) as indicated.
3
5. Press
Wait until the display shows calibration status CL 0529: READY.
2
6. Press
point signal, and start the calibration.
Continue through all calibration points for Input B LF-HF Gain and wait until the display
shows calibration status CL 463: READY.
7. When you are finished, set the 5502A to Standby.
8. Continue at the

Input C LF-HF Gain

Sections Input C LF-HF Gain and Input D LF-HF Gain are for 4-channel ScopeMeters (190-104,
190-204, 190M-4, 190-504, and MDA-550-III models). For 2-channel models, see
Position (All Models).
To do the Input C LF-HF Gain calibration:
1. Connect Ch. C of the Test Tool to the 5502A. See
The display must show step CL 0694 (Pos C Fast). If it does not, then press
2
to select the first calibration step in
A B C
4 CHANNELS
2. Set the 5502A SCOPE output to source the signal required for the first calibration point in
Input C LF-HF Gain.
3. Set the 5502A to operate (OPR) or standby (STBY) as indicated.
3
4. Press
42
to start the calibration.
to select the next calibration step, set the 5502A to the next calibration
Input C LF-HF Gain section.
Figure 15. 5520A Scope Output to Test Tool Input C
:
PM9585 - 50
For 190-502 and -504
use only TRM50!
USE 50
TERMINATION
D
NORMAL
FLUKE 5502A CALIBRATOR
to start the calibration.
Figure 15.
Table 14, Input C LF-HF Gain.
PM9091
:
SCOPE
Input AB
1
or