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INTRODUCTION
This manua)
helps you isolate ma) functions in an
puter to a customer-replaceable unit (CRU).
replacement procedures so you can exchange a failing CRU.
The manual
is
organized so that faults are described in the order that
they are detected during normal operation of the IBM 9001.
servations and diagnostic routines are used to isolate faulty CRUs.
trained servj cc personnel,
require a high-impedance
(VOM).
The VOM
is used to determine which CRU is at fault when the di
agnostic routines are only capable of narrowing the problem to two
lt also provides removal and
optional checks are provided
(at least 40,000 ohms/volt)
IBM
9001
Bcnchtop Com
Operator ob
some
of
which
volt ohm multimeter
CRUs.
Introduction
For
1 - 1
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