Agilent Technologies 8590 Series Service Manual page 132

Making Adjustments
20. Checking the External ALC for Option 010 or 011
Procedure
1. Switch the analyzer on and let it warm up 30 minutes.
2. Connect the analyzer CAL OUT to the RF INPUT.
Use only 75 Ω cables, connectors, or adapters on instruments equipped
CAUTION
with 75 Ω inputs or damage to the input connectors will occur.
3. Press
4. Press
5. Connect a BNC cable from the RF INPUT to the RF OUTPUT.
6. Press
7. Perform the tracking generator self-cal routine by pressing the
8. Press
9. Zero and calibrate the power meter and power sensor as described in
Use only 75 Ω cables, connectors, or adapters on instruments equipped
CAUTION
with 75 Ω inputs or damage to the input connectors will occur.
132
, then perform the CAL FREQ and CAL AMPTD
PRESET
adjustment routines. Refer to "CAL FREQ Adjustment Routine" and
"CAL AMPTD Adjustment Routine" procedures.
It is normal for FREQ UNCAL to appear on the display. This will
disappear after the CAL routines are finished.
Note that if the display shows CAL SIGNAL NOT FOUND, the routines
default settings are not sufficient to find the signal. Press
before performing the CAL routines. This causes the routines to
Hz
bypass the CAL signal check.
on the analyzer.
CAL STORE
, then wait for preset routine to finish.
PRESET
following analyzer keys.
,
CAL, More 1 of 4 More 2 of 4
Wait for the completion of the routine (less than 1 minute).
.
CAL STORE
the power meter operation manual.
,
CAL TRK GEN
, −37,
FREQ
Chapter 2