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IBM PCjr Hardware Maintenance And Service

IBM PCjr
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4.
The
voltages
at
the
diskette-dnve
fan
connector
on
the
power
board
should be within
the
ranges
hsted
below.
Pin
2
to
Pin
1
Pin
2
to
Pin
3
Low
vdc
High
Vdc
WERE
YOU
ABLE
TO
READ
THE
CORRECT
VOLTAGES?
NO
The
power
board
is
bad.
Replace
it.
Repeat
advanced
POST
and
the
advanced
tests
to
ensure
that
the
IBM
PCy> is
operating
correctly.
The
diskette-drive
fan
is
bad.
Replace
it.
Repeat
advanced
POST
and
the
advanced
tests
to
ensure
that
the
IBM
PCyr
is
operating
correctly.
Start
3-000-7

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IBM PCjr Specifications

General IconGeneral
BrandIBM
ModelPCjr
CategoryDesktop
LanguageEnglish

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