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12,
13,
Adjust the power supply output for + 9.6 V.
Press RUN.
Data displayed on Timing Waveforms display is all low for the
pod and channels under test as in the previous figure 3-40.
14. Return to the Timing Format Specification
and change the User Defined pod
threshold to -9.9 V.
15 .
16.
Adjust the power supply output for -9.6 V.
Press RUN.
Data displayed on Timing Waveforms display is all high for the
pod and channels under test as in the previous figure 3-39.
4T I 1. Adjust the power su~plv output for -10.2 V.
18.
19.
20 .
21.
22.
J
I
AI
d
*
Press RUN.
Data displayed on Timing Waveforms display is all low for the
pod and channels
test as in the previous figure 340.
Remove the probe tip assembly from the logic analyzer prob
attach it to the next logic analyzer probe cable to be tested.
dislodge grabbers from the test connector.
le cab1 .e and
Take care n
lot to
Repeat steps 2 through 18 until all pods have been tested (pods 1 through 5).
Disconnect the lower eight bits (bits 0 through 7) from test connector and
attach the upper eight bits (bits 8 through 15) to the test connector.
Repeat steps 2 through 19 until the upper bits of all pods have been tested
(pods 1 through 5).
Performance
Tests
HP
16528/1653B
3-34
Service Manual
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