Sharp AM-300 Online Manual page 17

SPEED key
19
Press this key to dial a fax number using an abbreviated 2-digit Speed Dial
number (page 72).
Number keys
20
Use these keys to enter the number of copies, dial fax numbers, and enter
numbers and letters when storing auto-dial numbers.
Start key
21
Press this key when you are ready to begin copying, faxing, or scanning. The
key can also be pressed in the date and time display of fax mode to show the
percentage of memory currently used.
10