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Table
6-7.
UP-IB
lnterface
Electronics
System
Troubleshooting
(Cont'd)
CHECKOUT
PROCEDURE
Required
Test
Equipment
INSTRUMENT TYPE
REQUIRED CHARACTERISTICS
Digital Voltmeter
Range : -15V to +15V
+
.01V dc
Logic Probe
TTL Level
Oscilloscope
Ability to display signals
between dc and 20MHz.
Individual Circuit Card
Operating & Service Manuals
Load
the
example
program
for
the
typical
HP-IB
lnterface
from
Section
IV
(Programming)
into
the
system
controller.
If
the
problem
disappears,
check
user's
software.
If
problem
remains,
continue.
MUUI-AXIS
1 .
If
same
problem
exists
on
all
axes,
check
the
following
possible
error
sources:
a)
Check
temperature
in
coupler
environment:
b)
Check
voltage
on
each
circuit
card
in
the
coupler:
COUPLER TEMPERATURE
SYMPTOMS
ACTION
O0
to 55OC
None-electronics
None
should operate as
described.
Out of range
Counters may jump
Ventilate
count erratically.
enclosure
LOCATION
VOLTAGE
+5V Front-edge
At least +5V -t .01V
Test point
on each card
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Table of Contents
Troubleshooting
