CPU Assembly
Normal Mode
Alter Mode
Figure 1-3.
Rocker
Slide
Load the New Firmware
1.
2.
3.
Place the firmware disk into the disk drive.
Turn the instrument on. The firmware will be loaded automatically during power-on. The
front panel
should step through a sequence for approximately one minute as firmware
is loaded. The display will be blank during this time.
At the end of a successful loading, the
for Channel 1 and
1 will remain on
and the display will turn on indicating the version of firmware that was loaded.
The display may indicate No IF or No Phase Lock. This is normal for this procedure.
Remove the firmware disk from the disk drive.
In Case of Difficulty
If the firmware did not load successfully, LED patterns on the front panel can help you isolate
the problem.
n
If the following LED pattern is present, an acceptable firmware filename was not found
on the disk. (The desired format for firmware filenames is
Check that the
firmware disk used was for the
HP
Installation Note 08720-90372
11
