Auto Power Off; Adjusting The Display Contrast; Storage Capacity - Casio Digital Diary SF-4000 Operation Manual

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1-3 Auto Power OFF
An auto power OFF function automatically switches the power of the unit
OFF approximately six minutes after the last key operation. Power can be
switched back on either by pressing the (4§} key or by switching power OFF
and then ON again. The contents of the independent memories are not cleared
when the power is switched OFF, but mode settings (ON), (S), wo ) are cleared.
1-4 Adjusting the Display Contrast
Rotating the contrast dial upwards makes the characters on the display lighter,
while rotating it downwards makes the characters darker.
1-5 Storage Capacity
A total of 32K bytes (31,902 characters) of data can be stored in memory.
The values shown in the illustration below indicate approximations of the
memory capacity for each mode, when nothing is stored in other modes.
¢ Telephone
Directory
Approximately
1,500 people (18 characters
for
name+number of each person)
¢ Memo
— Approximately
1,500 entries (20 characters per entry)
¢ Schedule — Approximately 1,100 days (1 item per day, 20 characters per item)

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