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IBM PCjr Hardware Maintenance And Service

IBM PCjr
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1.
Set
the
system
unit's
Power
switch
to
Off.
2.
Remove
the
power
board
and
set
it
aside.
Make
a
note
that
this
is
power
board
#1.
3.
Attach
a
new
power
board.
Make
a
note
that
this
is
power
board
#2.
4.
Perform
advanced
POST.
DID
THE
IBM
LOGO
SHOWN
DURING
ADVANCED
POST
LOOK
CORRECT
AND
STABLE?
YES
The
problem
has
been
corrected.
Repeat
advanced
POST
and
the
advanced
tests
to
ensure
that
the
IBM
PCjr
is
operating
correctly.
NO
Reattach
the
original
power
board
(Power
board
#1).
Continue
to
the
next
page.
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IBM PCjr Specifications

General IconGeneral
BrandIBM
ModelPCjr
CategoryDesktop
LanguageEnglish

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