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Automated Verification
In Case of Difficulty
10
You have completed the system verification procedure when the Agilent 8702D
displays,
Ver Def 4 DONE
.
In Case of Difficulty
1
Inspect all connections. Do
not
disconnect the cables from the Agilent 8702D
test ports. Doing so will invalidate the calibration that you have done earlier.
2
Press
PRESET
,
SAVE/RECALL
,
SELECT DISK
,
INTERNAL MEMORY
,
RETURN
.
3
Using the front panel knob, highlight the title of the full 2-port calibration that
you have done earlier, then press
RECALL STATE
.
4
Repeat “Step 3. Device Verification” on page 2-6.
5
If the Agilent 8702D still fails the test, check the measurement calibration as
follows:
a
Press
PRESET
.
b
Recall the calibration by pressing
SAVE/RECALL
,
SELECT DISK
,
INTERNAL MEMO-
RY
,
RETURN
.
c
Use the front panel knob to highlight the calibration you want to recall and
press
RECALL STATE
.
d
Connect the short to reference test port 1.
e
Press
MEAS
,
Refl: E S11 FWD,
MENU
,
TRIGGER MENU
,
CONTINUOUS
.
f
Press
SCALE REF
,
SCALE/DIV
,
.
05
,
x1
.
g
Check that the trace response is 0.00 ±0.05 dB.
h
Disconnect the short and connect it reference test port 2.
i
Press
MEAS
,
Refl: E S22 REV
.
j
Check that the trace response is 0.00 ± 0.05 dB.
k
If any of the trace responses are out of the specified limits, repeat the “Mea-
surement Calibration” and “Device Verification” procedures.