Fluke ScopeMeter 190 II Series Service Manual

Fluke 190-062, -102, -104, -202, -204, -502, -504
Service Manual
4-28
2. Select the Test Tool setup:
a) Recall the setup (see Standard Test Tool Setup). Press
SAVE
,
F2
(RECALL) and select SETUP, press
ENTER
, select the setup name, and
press
ENTER
to recall the setup.
b) Press
SCOPE
, then press
F2
(READING…) and select
READINGS 3 on C | V ac.
c) Press
MANUAL
AUTO
to select autoranging (AUTO in upper right LCD edge).
d) Use
mV
RANGE
and
V
RANGE
to change the sensitivity range to select manual
sensitivity ranging and lock the Input C sensitivity range on 500 mV/div.
e) Use
MOVE
to move the Input C trace zero to the center grid line.
f) Press
TRIGGER
and use
F1
to select Input C as trigger source.
3. Set the 5502A to source a sine wave and to the first test point in Table 4-14.
4. Observe the Input C reading and check that it is within the range shown
under the appropriate column of Table 4-14.
5. Continue through the test points.
6. When you are finished, set the 5502A to Standby.
Table 4-14. HF AC Voltage Verification Points
UUT
Model
5500A SC... MODE levsine
UUT
Reading A
Voltage Frequency
all 2.545 Vpp 1 MHz 835 mV to 965 mV
all 2.545 Vpp 25 MHz 790 mV to 1.010 V
190-104 2.545 Vpp 100 MHz >630 mV
190-204 2.545 Vpp 200 MHz >630 mV
190-504 2.545 Vpp 500 MHz >630 mV
Input D Trigger Sensitivity Test
Note
The test steps for channel D are only for the models 190-104,
190-204, and 190-504.
Proceed as follows to test the Input D trigger sensitivity:
1. Connect the Test Tool to the 5502A as shown in Figure 4-10.
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Fluke ScopeMeter 190 II Series Specifications

General

Brand	Fluke
Model	ScopeMeter 190 II Series
Category	Test Equipment
Language	English