4-61
Performance Tests
16. Test Port Receiver Phase Compression
Test Port 1 Phase Compression
13
Press
MEAS
,
Trans: E/E S12 REV
,
FORMAT
,
PHASE
.
14
Press
MENU
,
CW FREQ
,
50
,
M/
µ
.
15
Press
MENU
,
TRIGGER MENU
,
SINGLE
.
16
At the end of the sweep, press
SCALE REF
,
AUTO SCALE
.
17
Press
MARKER
,
∆
MODE MENU
,
∆
REF= 1
,
MARKER FCTN
,
MARKER MODE MENU
,
MKR
SEARCH
,
SEARCH: MAX
.
18
Press
MARKER
,
MARKER 2
,
MARKER FCTN
,
MARKER MODE MENU
,
MKR SEARCH
,
SEARCH: MIN
.
19
Write the absolute value of the marker 2 reading in the “Measured Value”
column of the “Performance Test Record.”
20
through
for the other CW frequencies listed for Port 1
in the “Performance Test Record.”
In Case of
Difficulty
W A R N I N G
These servicing instructions are for use by qualified personnel only.
To avoid electrical shock, do not perform any servicing unless you are
qualified to do so.
W A R N I N G
The opening of covers or removal of parts is likely to expose
dangerous voltages. Disconnect the instrument from all voltage
sources while it is being opened.
W A R N I N G
The power cord is connected to internal capacitors that may remain
live for five seconds after disconnecting the plug from its power
supply.
1
If the analyzer fails the “Test Port 2 Phase Compression” test:
a
Repeat this test.
b
Replace the A6 B sampler assembly if analyzer still fails the test.
2
If the analyzer fails the “Test Port 1 Phase Compression” test:
a
Repeat this test.
b
Replace the A5 A sampler assembly if analyzer still fails the test.
Summary of Contents for 8702D
Page 1: ...Agilent 8702D Lightwave Component Analyzer Installation Guide ...
Page 10: ......
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Page 89: ...4 33 Performance Tests 8 Test Port Crosstalk Figure 4 19 Agilent 8702D Bottom View ...
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