Fluke 190-104 Service Manual page 27

Connect the Test Tool to the 5500A as shown in see Figure 4-4.
PM9091
PM9093 PM9092
B
A C D
Figure 4-4. Test Tool Inputs A, B, C, D to 5500A Normal Output
1. Select the following Test Tool setup:
•
Recall the created setup (e.g. SETUP 1, see section 4.4.3): press
, select
RECALL
A
•
Press
•
Select
Polarity: Normal | Bandwidth: 20 kHz (HF Reject) | Offset Range:
Normal .
B
•
Press
•
Select
Polarity: Normal | Bandwidth: 20 kHz (HF Reject) | Offset Range:
Normal .
C
•
Press
•
Select
Polarity: Normal | Bandwidth: 20 kHz (HF Reject) | Offset Range:
Normal .
D
•
Press
•
Select
Polarity: Normal | Bandwidth: 20 kHz (HF Reject) | Offset Range:
Normal .
•
Press CLEAR to clear the softkey menu, and to see the full 8 divisions screen.
s TIME ns
2. Using change the time base to select manual time base ranging, and lock
the time base on 10 ms/div.
A
3. Press : using
the left margin) approximately to the center grid line.
mV
RANGE
4. Using and
RANGE
range to the first test point in Table 4-2.
The sensitivity ranges are indicated in the left and right lower display edge.
5. Set the 5500A to source the appropriate dc voltage.
6. Observe reading
A
appropriate column.
Due to calibrator noise, occasionally OL (overload) can be shown.
7. Continue through the test points.
CONNECT TO CHANNEL A, B, C, D IN PARALLEL
NO 50 OHM TERMINATION
NORMAL SCOPE
PM9081
FLUKE 5500A CALIBRATOR
SCREEN+SETUP 1
F4
, then press
INPUT A OPTIONS ...
F4
, then press
INPUT B OPTIONS ...
F4
, then press
INPUT C OPTIONS ...
F4
, then press
INPUT D OPTIONS ...
MOVE
and move the Input A ground level (zero icon
MOVE
select manual vertical ranging and set the Input A sensitivity
V
and check to see if it is within the range shown under the
4.6 Scope Input A, B, C, D Tests
, press ENTER to recall the setup .
Performance Verification
SAVE
F2
,
in
4
4-9