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When you first position the system unit switch to
On, the power-on self test (POST) occurs. The
time the POST takes (13 to 90 seconds) is
determined by the amount of memory installed
in your system unit.
2
Set the Power switch on the expansion unit (if
attached) to On. Turn on all other attached
devices.
3
Set the Power switch on the system unit to On.
Normally, you should observe three responses:
A
The cursor will appear on the screen in
approximately 4 seconds.
B
One short beep will be heard after memory
is tested.
C
The IBM Personal Computer BASIC
message will appear on the screen.
A
B
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The
IBM
Personal Computer
,1/
3-6 Getting Ready
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