Firmware Revisions - Agilent Technologies 6622A Service Manual

week, and the "A" designates the U.S.A. The second part of
the serial number is a different sequential number assigned
to each instrument.
If the serial number prefix on your power supply differs
from that shown on the title page of this manual, a yellow
Manual Change sheet, supplied with the manual, defines
the differences between your supply and the supply
described in this manual. The yellow change sheet may also
contain information for correcting errors in the manual.

1-4 FIRMWARE REVISIONS

The Read Only Memory (ROM) chip inside of your supply
is identified with a label that specifies the revision of the
supply's firmware, see paragraph 4-24.
1-2