
FF FD 22 FF FC 22
FF FD 1F FF FC 1F
FF FB 05 FF FE 05
FF FD 21 FF FC 21
FF FB 01 FF FE 01
FF FD 06 FF FC 06
FF FD 00 FF FC 00
FF FB 00 FF FE 00
FF FD 25 FF FC 25
3.1.3 Authentication (Optional)
If authentication details have been setup, the following request/response sequence will
occur. If no authentication details are configured, this step is skipped.
Authentication will be setup in the system menu in the screen, but is blank by default. The
double quotes in the table should be omitted. They are there to show any white space
required.
Request from Screen Respond With
"login: " <username>\r
"Password:" <password>\r
<username> and <password> are substituted with the username and password.
3.1.4 Welcome (Required)
Once the session is ready, and any authentication is successful, a welcome message is sent
by the screen to inform the client that it can start sending commands.
The welcome message is: Welcome to the CommBox Control Protocol\r
4.3.2 Detailed Function Description
Built-in computer Windows key
Built-in computer Space key
Built-in computer space bar Alt + Tab
Built-in computer program window close button
Display input information
Input signal source selection key, choose different sources
as required
Android operative system main screen key
Settings menu button; press this button to open the menu in
a pop up window
Lock and unlock the touch function, the screen menu
(except the input function of the remote) and the front key
Lock and unlock the front key
Direction key; press this key for selecting upwards
Direction key, press this key for selecting to the left
Direction key, press this key for selecting to the right
Direction key, press this key for selecting downwards
Confirmation key; press this key to confirm selection state
Quickly start the writing software
Built-in computer page (previous page)
Built-in computer page (next page)
Increase \ decrease volume level
Built-in computer F1 - F12 function keys
NOTE: All computer-related function keys are not available without a built in
computer.
2) Detailed Function Description
Number Items Function description
1 Power on/off
2 Mute switch
3 Start Built-in computer Windows key
4 Space Built-in computer Space key
5 Alt + Tab Built-in computer space bar Alt + Tab
6 Alt + F4 Built-in computer program window close button
7Numeric
keys Numeric input keys
8 Display Display channel information
9 Non-function
10 Input Input signal source selection key, choose different sources
according to need
11 Home Android system main screen button
12 Menu Setting menu button, press this button to pop up
13 Red Lock and unlock the touch function, the screen menu (except
the input function of the remote) and the front button
14 Green Lock and unlock front key
15 Yellow Call up the clock
16 Blue Freeze and zoom
17 One key for blank screen
18 Backspace key
19 Direction key, press this button for upwards selection
20 Direction key, press this button for left selection
21 Direction key, press this button for right selection
22 Direction key, press this button for downwards selection
23 Enter Confirmation key, press this key to confirm selection state
24 Quickly start writing software
25 Back Return key
26 PgUp Built-in computer page (previous page)
27 PgDn Built-in computer page (next page)
28 CH.+ \ CH-. Non-function
29 VOL+ \ VOL- Volume switch key
30 F1-F12 Built-in computer F1 - F12 function keys
NOTE: All computer - related function keys are not available without a built-in computer.
2) Detailed Function Description
Number Items Function description
1 Power on/off
2 Mute switch
3 Start Built-in computer Windows key
4 Space Built-in computer Space key
5 Alt + Tab Built-in computer space bar Alt + Tab
6 Alt + F4 Built-in computer program window close button
7Numeric
keys Numeric input keys
8 Display Display channel information
9 Non-function
10 Input Input signal source selection key, choose different sources
according to need
11 Home Android system main screen button
12 Menu Setting menu button, press this button to pop up
13 Red Lock and unlock the touch function, the screen menu (except
the input function of the remote) and the front button
14 Green Lock and unlock front key
15 Yellow Call up the clock
16 Blue Freeze and zoom
17 One key for blank screen
18 Backspace key
19 Direction key, press this button for upwards selection
20 Direction key, press this button for left selection
21 Direction key, press this button for right selection
22 Direction key, press this button for downwards selection
23 Enter Confirmation key, press this key to confirm selection state
24 Quickly start writing software
25 Back Return key
26 PgUp Built-in computer page (previous page)
27 PgDn Built-in computer page (next page)
28 CH.+ \ CH-. Non-function
29 VOL+ \ VOL- Volume switch key
30 F1-F12 Built-in computer F1 - F12 function keys
NOTE: All computer - related function keys are not available without a built-in computer.
2) Detailed Function Description
Number Items Function description
1 Power on/off
2 Mute switch
3 Start Built-in computer Windows key
4 Space Built-in computer Space key
5 Alt + Tab Built-in computer space bar Alt + Tab
6 Alt + F4 Built-in computer program window close button
7Numeric
keys Numeric input keys
8 Display Display channel information
9 Non-function
10 Input Input signal source selection key, choose different sources
according to need
11 Home Android system main screen button
12 Menu Setting menu button, press this button to pop up
13 Red Lock and unlock the touch function, the screen menu (except
the input function of the remote) and the front button
14 Green Lock and unlock front key
15 Yellow Call up the clock
16 Blue Freeze and zoom
17 One key for blank screen
18 Backspace key
19 Direction key, press this button for upwards selection
20 Direction key, press this button for left selection
21 Direction key, press this button for right selection
22 Direction key, press this button for downwards selection
23 Enter Confirmation key, press this key to confirm selection state
24 Quickly start writing software
25 Back Return key
26 PgUp Built-in computer page (previous page)
27 PgDn Built-in computer page (next page)
28 CH.+ \ CH-. Non-function
29 VOL+ \ VOL- Volume switch key
30 F1-F12 Built-in computer F1 - F12 function keys
NOTE: All computer - related function keys are not available without a built-in computer.