Advanced Instruments 3250 - Page 53

The Advanced
®
Model 3250/4250 Service Manual
53
4. Press the following keys consecutively:
2, 4, CLEAR. The displayed serial num-
ber will disappear.
5. Enter each digit of the serial number as it
appears on the label on the back of the
instrument (Note: the letter suffix at the
end of the serial number will not be
entered). When the number is correct,
press ENTER.
The serial number will be recorded in
memory and should appear the next time
you power up your instrument.