IBM Personal Computer XT Manual To Operations page 29

B One short beep is heard at the end of the
POST.
C The IBM Personal Computer BASIC
message and a blinking cursor appear unless
a program from a diskette, or an operating
system from the fixed disk drive, is loaded.
Then the first presentation of the program
or operating system appears.
The IBM Personal Computer Basic
Version CX.XX Copyright IBM Corp. XXXX
XXXXX Bytes free
Ok
lUST 2RUN 3l0AD" 4SAVE 5CONT 6lPTl '7TRON 8TROFF 9KEV OSCREEN
If
the responses are not correct, go to "Problem
Determination Procedures."
Installation 1-17