Apple ME323LL/A Manual De Usuario

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Appendix A    
Accessibility 
144
Select an item or enter a group. Watch (or listen) as items are highlighted. When the item you 
want to control (or the group containing the item) is highlighted, trigger your Select Item switch. 
Work your way down in the hierarchy of items until you select the individual item you want 
to control.
Back out of a group. Trigger your switch when the the dashed highlight around the group or 
item appears.
Tap the selected item. Choose Tap from the menu that appears when you select the item. Or, if 
you have Auto Tap enabled, just do nothing for three-quarters of a second.
Perform another action. Select any item, then select the action from the menu that appears. If 
you have Auto Tap turned on, act on your switch within three quarters of a second of selecting 
an item in order to display a menu of available gestures.
Point scanning
Point scanning lets you select an item on the screen by pinpointing it with scanning crosshairs.
Turn on point scanning. Use item scanning to select Settings from the menu, then select Item 
Mode to toggle it to Point Mode. The vertical crosshair appears when you close the menu.
Return to item scanning. Select Settings from the control menu, then select Point Mode to 
toggle it to Item Mode.
Settings and adjustments
Adjust basic settings. Go to Settings > General > Accessibility > Switch Control, where you can:
 
Add switches
 
Turn off auto scanning (if you’ve added a “Move to Next Item” switch)
 
Adjust the scanning interval
 
Set scanning to pause on the first item in a group
 
Choose how many times to cycle through the screen before hiding Switch Control
 
Turn Auto Tap on or off and set the interval for performing a second switch action to show  
the control menu
 
Set whether a movement action is repeated when you hold down a switch, and how long to 
wait before repeating
 
Set whether and how long you need to hold a switch down before it is accepted as a  
switch action
 
Have Switch Control ignore accidental repeated switch triggers
 
Adjust point scanning speed
 
Turn on sound effects or speech
 
Select the items you want to see in the menu
 
Make the selection cursor larger or a different color
 
Set whether items should be grouped while item scanning
 
Save custom gestures that you can choose from the Action portion of the control menu.
Fine-tune Switch Control. Choose Settings from the control menu to:
 
Adjust scanning speed
 
Change the location of the control menu
 
Switch between item scan mode and point scan mode
 
Choose whether point scan mode displays crosshairs or a grid