Protected Option Numbers Correction Constants (Test 50) - Agilent Technologies 8719ET Service Manual

8719ET/20ET/22ET
8719ES/20ES/22ES
RF Network Analyzers

Protected Option Numbers Correction Constants (Test 50)

This procedure stores the instrument's protected option(s) information in A7 CPU
assembly EEPROMs.
You can also use this procedure to remove the serial number. You will need a unique
keyword from Agilent Technologies. Refer to step 6 in
Constants (Test 49)," on page
CAUTION Perform this procedure only if the A7 CPU assembly has been replaced and
the "Serial Number Correction Constants (Test 49)"
performed.
Analyzer warmup time: None
1. Remove the instrument bottom cover and record the keyword label(s) that are located
on the exposed sheet metal next to the CPU assembly (A7). Note that the individual
keyword for each option is installed in the instrument.
NOTE If the instrument does not have a label, then contact the nearest Agilent
Technologies sales or service office. Be sure to include the full serial number
of the instrument.
2. Make sure the A7 Switch is in the alter position (ALT).
NOTE The serial number may also be entered using the optional external keyboard.
Plug the keyboard into the "DIN KYBD" connector on the rear panel and
press
Preset
3. To erase the HP/Agilent logo, press the following:
Preset PRESET: FACTORY
MORE
Display
CAUTION Do not confuse "I" with "1" (one) or "O" with "0" (zero).
4. Enter the keyword by rotating the front panel knob to position the arrow below each
character of the keyword, and then pressing
←
Press if you made a mistake.
5. Press when you have finished entering the keyword.
DONE
Service Guide
3-11.
.
Preset
TITLE ERASE TITLE
Adjustments and Correction Constants
Protected Option Numbers Correction Constants (Test 50)
"Serial Number Correction
procedure has been
SELECT LETTER
to enter each letter.
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