B2
TEST EQUIPMENT REQUIRED
Test equipment required for testing and troubleshooting
are:
(1)
Oscilloscope, dual trace, with at least
100
MHz
bandwidth
and
a horizontal
module with a Delayed Sweep mode.
Minimum sweep rate:
"550
ns/division.
Vertical and horizontal sensitivity:
±3
percent accuracy.
(2)
Three calibrated
X10
test probes with ground clips.
(3)
One
X1
test probe with ground clip.
(4)
Digital Volt Meter, Fairchild
7050
(±0.1
percent specified accuracy) or equivalent,
with test leads.
(5)
PERTEC
Hand-Held Disk Exerciser, Model TE-001.
(6)
PERTEC
Emergency Unload Status Monitor, Part No. 895490-01.
B3
TROUBLESHOOTING PROCEDURE CHART
Table 8-2, Troubleshooting Procedure Chart,
lists
common problems, probable causes,
and recommended repairs.
B-2
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