If 
you are using a television 
or 
color display with your 
mM 
Portable Personal Computer, 
and 
its screen is 
similar 
to 
the 
one 
below, screen alignment is required. 
The 
procedures are explained in Section 2, "Problem 
Determination Procedures." 
For 
now, continue with 
"Summary" . 
e 
IBM 
Personal 
Computer 
Basic 
rsion 
CX.XX 
Copyright 
IBM 
Corp. 
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free 
1ST 
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'JTRON 
8TROH 
9KEY 
OSCREEN 
Introduction 
1-27