Commodore 128D - Page 30

probably will get a message like SYNTAX
ERROR on the screen. This is called an "Error ~~(
Message." Appendix A lists the error messages *—'
and tells how to correct the errors.
NOTE: In the examples given in this book, the <—}
following symbol indicates that you must press
the RETURN key: —
Shift There are two SHI FT keys on the bottom row of
the keyboard. One key is on the left and the
other is on the right, just as on a standard type- If
writer keyboard.
The SHIFT key can be used in three ways: 'Jf
1. With the upper/lower-case character set,
the SHIFT key is used like the shift key on a
regular typewriter. When the SHIFT key is
held down, it lets you print capital letters or
the top characters on double-character
keys.
2. When the keyboard is set for the upper
case/graphic character set, you can use the
SHIFT key to print the graphic symbols or
characters that appear on the front face of
certain keys. See the paragraphs entitled
"Displaying Graphic Characters" at the end
of this section for more details.
3. The SHIFT key can be used with some of
the other command keys to perform special
functions.
NOTE: Commands to the computer should
always be typed with the shift key UR
Shift Lock When you press this key down, it locks into
place. Then, whatever you type will either be a
capital letter, or the top character of a double-
character key. To release the lock, press down
on the SHIFT LOCK key again.
22 USING C128 MODE-Getting Started in BASIC ^—'
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