Agilent Technologies 1100 Series Reference Manual page 288

7 Control Module Screens for Agilent 1100 DAD and MWD
Changing the serial number
In case the serial number of the module has to be added, use the m-key to open
the menu Enter Serial#. Choose System from the pull-down menu. Use the F3
key (Records) to select the DAD or MWD. Use the F4 key (Maint log) to view
and edit the maintenance logbook.
288 1100 Series DAD and MWD Reference Manual