This manual provides instructions for the Sharp YO-500 and YO-530 Electronic Organizer, noting that the primary difference between the two models is memory capacity. It covers initialization, basic entry procedures, and the use of various functions including clocks, calendars, schedules, anniversaries, telephone directories, memos, To Do lists, expenses, calculators, and data transfer.
The only difference between the two models is memory capacity.
Pressing the Backlight button once illuminates the display for around fifteen seconds.