Jabbla Tellus 6, Руководство по эксплуатации

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Tellus 6 / Tellus i6
The device can also be operated using switches and a specific scanning algorithm. The switches can be connected
directly (19) (20).
TIP
For more information on activating and setting up the scanning control in Mind Express, see the Mind Express Help
function, via Menu > Help .
NOTE
To exit scan mode, press and hold the ESCAPE button for 1.5 seconds. Or you can use the
ESC
key on a connected
keyboard.
1.4 Keyboard control
The device has several USB ports for connecting a USB-compatible keyboard. The device also features an on-screen
keyboard. You can also connect a Bluetooth-compatible keyboard.
1.5 Eye tracking (Tellus i6 only)
The Tellus i6 can be operated using eye tracking.
You can activate eye tracking in Mind Express via
Menu > Access method > Eye tracking :
You can set the following eye control settings in Mind Express:
•
Adjusting the eye position relative to the eye-tracking camera on page 22
•
Calibrating the camera for eye tracking on page 22
•
Settings for selecting by dwelling with eye tracking on page 25
• Setting the selection indicator options on eye-tracking selection on page 23
You can also let the user start, calibrate, close, ... eye control via actions in Mind Express.
1.5.1 Calibrating the camera for eye tracking
1. Set up the correct eye position. See Adjusting the eye position relative to the eye-tracking camera on page 22.
2.
Choose Menu > Settings .
3. Choose Access .
4. Choose Eye tracking .
5. In the Camera options group, in Calibrate , choose .
The calibration point that was selected and set up in
Calibration settings
, is moving over the screen.
6. The user follows the movements of the calibration point until it stops moving and remains at specific positions (5, 9 or
16) for a short time. At these positions it is important that the user focuses on the calibration point.
The results of the calibration are displayed.
7. Follow the on-screen instructions to improve and complete the calibration as necessary.
8. Choose OK .
1.5.2 Adjusting the eye position relative to the eye-tracking camera
The eye monitor makes it possible to check whether the user is correctly positioned in front of the camera. The ideal
position is obtained when the eyes are in the center of the eye monitor.
E Control
22
1 Control options