User's Manual

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down. These buttons are called scroll buttons. The upper button called
up scroll button and the lower button called down scroll button. The
scroll buttons can be used to scroll through the menus or other
information that is displayed on the Braille display. If you are on text
that has more than 18 Braille cells, the scroll buttons will scroll the Braille
display.
1.2.1.3 Function key
Above the cursor routing keys, are four rectangular shaped buttons.
The space is located between these four rectangular shaped buttons.
Two of the rectangular shaped buttons are located on the left side of the
space and the other two are located on the right of the space. These
four rectangular shaped buttons are function keys. Moving from left to
right, the key that is the farthest to the left is called the F1 key, and the
key to the right of the F1 key is called the F2 key. Then, you will feel
the spacebar. The key that is to the right of the spacebar is called the
F3 key, and the key that is to the right of the F3 key is the F4 key.
1.2.1.4 Keyboard of Perkins-style
Above the function keys, you will find the Braille keys that are Perkins-
style, including the space. If you have ever used a regular computer
keyboard, this setup is very similar to the keys on the home row on a
regular computer keyboard. When you are typing, you should place
your fingers on these 9 Perkins-style keys in the following manner:
Place your index finger, middle finger, ring finger, and pinky finger of
your left hand on the left four buttons. Then, place your index finger,
middle finger, ring finger, and pinky finger of your right hand on the right
four buttons. Finally, place both of your thumbs on the space, also
called the Space.
The button where you placed your left index finger corresponds with dot
one in Braille. The button that your left middle finger is on corresponds
to dot two, and the button that your left ring finger is on corresponds to