Agilent Technologies N5241A, Service Manual

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8-16 Service Guide N5242-90001
General Purpose Maintenance Procedures PNA Series Microwave Network Analyzers
Option Enable Utility N5241A/42A
Installing or Changing a Serial Number
It is necessary to reinstall the instrument serial number if the test set motherboard is
replaced.
IMPORTANT
Use extreme care when entering the serial number, as only one attempt is
allowed.
1. To change a serial number, select
Change Serial
from the
Option Enable
menu bar (see
Figure 8-6 on page 8-13 ). The current serial number is displayed. If no serial number
has previously been entered, the word “NONE” will be displayed.
2. VERY CAREFULLY, type the new serial number into the space provided and then click
Change
.
3. If an error is made in entering the serial number, obtain a clear code from Agilent, enter
the clear code in the space provided and click
CLEAR
. The correct serial number can
then be entered.
NOTE To change an incorrect serial number, a clear-code password is required.
Contact Agilent to obtain the clear-code. Refer to
“Contacting Agilent” on
page 2-15 .