Reloading The Correction Constants - Agilent Technologies 8590 Series Service Manual

Reloading the Correction Constants

This procedure assumes that you have valid correction constant data
from a previous backup. Without backup data, new correction constants
must be generated by performing the adjustments in
Reload the timebase-correction constant
Skip this step for instruments equipped with a precision frequency
reference.
Reload the timebase correction constant by pressing the following
analyzer keys.
PRESET
, −2001,
FREQUENCY
, ,
CAL More 1 of 4 More 2 of 4
,
Service Cal CAL TIMEBASE
Type the value from the Table (corr backup) using the DATA Keys,
then press
ENTER
Reload the flatness-correction constants
1. Reload the flatness-correction constants by pressing the following
analyzer keys.
Press
FREQUENCY
Enter −2001,
Hz
Press
CAL, More 1 of 4, More 2 of 4
Press
Service Cal
Flatness Data
I For Option 026: Press
NT FLAT
EDIT FLATNESS
2. Enter each correction constant listed in the Correction Constant
Backup-Data Record, then terminate the entry with the
−dBm
key, as appropriate. Each entry is displayed briefly before the
data-entry routine steps to the next correction data point.
⇑ ⇓
Use the and keys to edit previously entered correction data.
3. When all flatness-correction constants are entered, press
, ,
FLATNESS More EXIT
Chapter 3
Backing Up and Reloading Correction Constants
Hz
.
INIT FLT 26.5 GHz
.
Reloading the Correction Constants
Chapter 2.
+dBm
STORE
or
207