Test Pod 2 In 250 Mb/S Mode - Agilent Technologies 16800 Series Service Manual

Test Pod 2 in 250 Mb/s Mode

16800 Series Portable Logic Analyzers Service Guide
1 Disconnect the E5383A Flying Lead Probe Set from Pod 1
and connect it to Pod 2 of the logic analyzer. Do not
remove the flying leads that are connected to CLK and
the data channels.
On the 8133A pulse generator, in the PULSE setup for
2
CHANNEL 2, press the COMP button to return the
outputs to normal.
3 Note that the signal on the oscilloscope has moved.
Change the oscilloscope's horizontal position to 725 ps (or
as required) to center the measured pulse on the
oscilloscope display.
Verify the DC offset and adjust it if necessary. See
4
page 41.
5 Deskew the oscilloscope if necessary. See
6 Readjust the pulse width from the pulse generator as
measured on the oscilloscope. See
From the Agilent Logic Analyzer application's main
7
menu, select Setup→Bus/Signal... or Setup→My Logic
Analyzer-1→Bus/Signal...
Scroll to the right and unassign all Pod 1 bits.
8
Ensure that the Pod 2 threshold is set to 1 volt (see
9
page 46).
10 Assign bits 2, 6, 10, and 14 of Pod 2.
Select the Sampling tab (at the top of the dialog). In the
11
State Options area, set clock Clk1 to Don't Care.
Set Clk2 to Both Edges.
12
Testing Performance
page 42.
page 43.
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