HP 16555A, Service Manual

Page: 86 / 141

2
Set up the Format menu.
a Touch Configuration, then select Format.
b Touch the field to the right of each Pod field, then select ECL. The screen does not
show all Pod fields at one time. To access more Pod fields, turn the knob.
c Touch the field showing the channel assignments for Pod 1 on one of the boards being
tested. In the pop-up menu, touch Clear until all "." appear. Using the knob, move the
cursor to the data channels to be tested (channel 11 and channel 3 of Pod 1). Touch
the asterisk field to put asterisks in the channel positions, activating the channels,
then touch Done. Follow this step for Pod 1 on the remaining boards.
d Touch the State Acquisition Mode field, then select 110MHz/1M (2M) State.
3
Set up the Trigger menu.
a Touch Format, then select Trigger. In the Trigger menu, touch Modify Trigger, then
touch Clear Trigger, then select All.
b
Touch the Count Off field. In the Count menu, touch Off. In the pop-up, select Time,
then touch Done to exit.
c Touch the Acquisition Control field. In the Acquisition Control menu, touch Trigger
Position then touch Start. Touch Memory Length, and at the numeric keypad, enter
"4096" and Touch Done. Touch Done to exit the menu.
d
Touch the field labeled "1" under the State Sequence Levels. Touch the field labeled
"anystate," then select "no state." Touch Done.
e Touch pattern recognizer "a." In the pop-up menu, type the pattern corresponding to
the number of cards in the module, then touch Done.
For two-card module type "A", for three-card module type "2A."
Testing Performance
To perform the multicard test
3–59