Specifications

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5-4. THE SOUND MENU
The sound menu lets you switch the key input tone and the various alarms of the SF Unit on
and off.
The on/off status of each SOUND menu items is indicated by a dot, and the dot that is flashing
on the menu is the one that is currently selected.
Use and to change the currently selected (flashing) item. Use and to switch the
currently selected item on and off.
5-2. TO ADJUST THE DISPLAY CONTRAST
1 Enter the Telephone Directory Mode.
• You could enter any mode except the Calculator mode here.
2 Press and confirm that the "S" indicator is on the display.
3 Press .
4 Use the and keys to adjust the contrast.
5 After you are finished, press to clear the contrast adjustment display.
5-3. TO CHECK THE MEMORY STATUS
Hold down and then hold down to display a screen that shows the current
memory status. To clear the memory status display, release . (SF-4900RS)
Dot indicates on/off status
Flashing dot indicates currently selected item
∇
∇
Remaining memory
capacity
Total number of characters stored in memory
∇
∇
∇
∇