Sinclair QL User Manual page 12

KEYBOARD
Unlike previous Sinclair computers there is no single keyword entry on the QL. However
various keys and groups of keys have special meanings.
Enter
The ENTER key is used to indicate to the computer that you want it to do something.
Perhaps you have typed in a command and want the computer to execute it or you may
want to tell the computer that you have finished typing in data.
Shift
The keyboard has two SHIFT keys which perform the same function. Pressing SHIFT and
an alphabetic key together will generate capital letters (upper case characters). On non
alphabetic keys SHIFT will cause the upper engraved character to be generated.
For example:
SHIFT & 5 will give %
Caps Lock
Pressing the CAPS LOCK key once will force alphabetic keys to generate capital letters
regardless of whether the SHIFT key is pressed. This will remain in effect until CAPS
LOCK is pressed again.
Delete
Hold down the CTRL key and then press the  key. The character to the left of the
cursor will disappear and the cursor will move to the left. Hold down CTRL and press the
 key. The cursor will not move, the character it was on will disappear and text to the
right will move to fill the gap.
THE SCREEN
The QL screen may be divided into different areas or windows at will. Once you have
switched on (or reset) and pressed F1 or F2, the screen will look like this:
The long thin window at the bottom is used to display commands typed into the computer
and initially will display the flashing cursor. When the cursor is visible the QL is ready to