Orion TI-84 Plus Talking Graphing Calculator User Guide
Version 1.0
Orbit Research
Proprietary Information
8
2.4 Operating Procedure
Follow the steps below to turn the calculator on and off:
Step
Action
1
Turn the device on by pressing the
On
key located at the lower left-
hand corner of the calculator positioned in column 1, row 1
2
Turn the device off by first pressing the
2nd
key located in column 1,
row 9, and then pressing the
On
key
Note:
When the calculator is on but has not been in use for 5 minutes, it
automatically powers itself off safely without any loss of data. When the
calculator is restarted, it will return to the location and procedure of when the unit
was powered off. If you were using the Help mode at the time automatic power of
occurred, the calculator returns to the location and procedure prior to the
initiation of Help mode.
2.5 Help Mode
The Orion TI-84 Plus Help mode function assists you with locating keys and
confirming their functionality. Help mode can be used at any time, even in the
middle of a calculation. When the unit is in Help mode, the calculator retains its
previous status (i.e., if you were in the middle of an operation, the calculator is
not interrupted and the display remains unchanged). To enter the Help mode,
quickly tap the
2nd
key (column 1, row 9) three times.
To assist you with locating a particular key when in Help mode, each key and its
primary function is announced when pressed. When used in combination with
various modifying keys, such as
2nd
and
Alpha
, the Orion announces the
secondary functions as set by the modifying key.
To exit the Help mode, press the
On
key, then press and hold the
2nd
key, or
quickly tap the
2nd
key three times. The calculator returns to the speech and
operational mode you were using prior to entering Help mode and restores all the
previously set preferences. You can resume operation from the exact point you
left off from.
3
Accessibility Features
The Orion TI-84 Plus Talking Graphing Calculator is a modified TI-84 Plus. The
Orion modifications are found at the top of the unit. There are six keys on the left
side of the Orion, laid out in three rows of two columns. On the right side of the
Orion, there are five keys in the form of a directional pad. The Orion keys are
used to review text and graphs and to set accessibility preferences, such as
volume, rate, voice selection, and playback tone duration, as well as many other
useful settings.
