HIMS International Corporation H432B 用户手册

pressing this key. 
(Ex: “RB Attribute: Write” in the 
“Information dialog box” of the 
file manager) 

Radio button 
select

SRB 

It means that the radio button is 
selected in the web browser 

Radio button 
unselect

URB 

It means that the radio button is 
not selected in the web browser. 

Check box check  SCHB 

It means that the check box is 
selected. 

Check box 
uncheck

UCHB 

It means that the check box is 
not selected.   

Links, anchors, and radio button are controls that are only used in the 
web browser. The symbols enable you to understand what type of box or 
menu you are working with. For example, if “MN,” “MI,” or “LI” are 
displayed in front of a list, you can move from one item to the next item 
or previous item by pressing the up or down scroll button. If “ECB,” “EB,” 
“CB,” or “MEB” are displayed on the display, you will have to find the 
cursor and input the desired letters at the cursor position. If “BT” is 
displayed, you can press “Enter” to “push the button.” 

There are four function keys on the Braille Sense U2. When using the 
Braille Sense U2, you can open the menus, cancel tasks, and move to 
other items by using these function keys. No matter where you are in the 
Braille Sense U2, the “F1” key will open the Braille Sense U2 “program” 
menu. You can also use “F1” and the shortcut key for each program in 
the “program” menu to open each program anywhere in the Braille 
Sense U2. For example, if you are in the word processor, and want to 
open the web browser, you could press “F1-b (dots 1-2)” to open the 
web browser. In each program, “Space-m (dots 1-3-4)” and the “F2” key 
will open the specific menu for each program. The “F3” key has the 
same function as “tab (“Space-4-5”). If you press “Space-F3,” this will 
have the same function as pressing “shift-tab (“Space-1-2”).” The “F4”