Loft D2 Series User manual

D2-SeriesInteractive Display
User Manual

2
Table of Contents
Safety Warning..............................................................................................................................................................................................3
FCC Statement.............................................................................................................................................................................................5
FCC Warning..................................................................................................................................................................................................5
Control Panel .................................................................................................................................................................................................6
Connection and Setting.......................................................................................................................................................................11
Menu Operation ........................................................................................................................................................................................ 14
Simple Troubleshooting.................................................................................................................................................................... 20
Maintenance................................................................................................................................................................................................22

3
Safety Warning
Please read this manual thoroughly before operating and keep it for future reference.
Images shown in this manual are indicative only. There may be differences between
the pictures and the actual product.
Placement
•Do not put heavy objects on top of the unit.
•Do not put the unit near appliances that generate magnetic fields.
•Do not expose the unit to direct sunlight and other sources of heat.
•Do not place the unit on an unstable cart, stand, tripod, bracket, table, or shelf.
•Do not put any liquid near or on the unit and do not spill any liquid inside the unit.
Power Supply
•Please keep power cable from physical or mechanical damage.
•Please check and ensure AC source is connected with the ground.
•The power cable comes with the device and is exclusively for this device only.
•Please unplug the power supply when there is thunder and lightning.
•Check that the unit’s operating voltage is identical with your local power supply.
•Please use the original power cable from the accessory bag, don't modify or lengthen it.
•Please unplug power supply, when there is nobody home or the unit will be in idle for a
long time.
LED Screen
•Unplug the power cable before cleaning.
•Clean the screen with a soft, dustless and dry cloth.
•For deep clean, please contact an authorized service center.
•Never use water or spray type detergent to clean the unit.
•Never use any other hard or sharp object to replace the touch pen.
•Do not display on high brightness for a long time to preserve the lifetime of the panel and
the performance of the display.

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Temperature
•Normal operating temperature is 0 ~ 40℃.
•Do not place the unit near or over a radiator or a heater.
•If your unit is suddenly moved from a cold to a warm place, please unplug the power cable
and do not turn it on at least 2 hours. Make sure the moisture inside the unit is evaporated.
Humidity
•Do not expose the unit in rain, or place in high humidity area.
•Please make sure indoor environment is dry and cool. Normal operating humidity is
10%~90%RH.
Ventilation
•Please put the unit in a well-ventilated place to ensure that heat is released easily.
•Ensure that the unit has enough space for ventilation. Space requirement: left, right and
back >10cm, top> 20cm.
Earphone
•Before using earphones please turn down the volume in advance.
•Using the earphones to listen to loud sounds for a long time might affect hearing.
Standby
•Display will enter standby mode but not turn off the unit.
Battery
•Please make sure the battery gets proper disposal or is recycled after using.
•Please keep the battery away from kids and don't throw the battery into fire.
Notes for Cleaning
•Please do not spray anything into the vents located on the back of the display during
cleaning.

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Power Switch Status Signs
•“I” means power on, “O” means power off.
Notes for Maintenance
•This machine can only be maintained by a certified engineer.
FCC Statement
This equipment has been tested and found to comply with the limits for a Class B digital device,
pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference in a residential installation. This equipment generates,
uses and can radiate radio frequency energy. If not installed and used in accordance with the
instructions, this product may cause harmful interference to radio communications. However,
there is no guarantee that interference will not occur in a particular installation. If this
equipment causes harmful interference to radio or television reception (which can be
determined by turning the equipment off and on) the user is encouraged to try to correct the
interference by one or more of the following measures:
•Reorient or relocate the receiving antenna.
•Increase the separation between the equipment and receiver.
•Connect the equipment into an outlet on a circuit different from that to which the
receiver is connected.
•Consult the dealer or an experienced radio/TV technician for help.
FCC Warning
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two
conditions: (1) this device may not cause harmful interference, and (2) this device must accept
any interference received, including interference that may cause undesired operation.

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Control Panel
1. Prepare to Install
Number Items Function
1 Magnetic zone Area for placing the magnetic pen
2 Ta p t o enter energy-saving, press at least 2 seconds
to enter standby mode
3 Remote control signal
receiver
Receivesthe remote signal
4 USB USB interface for Android system
5 Bottom loudspeaker Amplify audio
2. Terminal Interface

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Numbe
r
Items
Function Description
1
VGA
External computer image input
2
AUDIO IN
External computer audio input
3
SPDIF
Carry multichannel sound via optical signals
4
RS232
Serial interface, used for mutual transfer of data between devices
5
AUDIO OUT
Audio output to the external speaker
6
LAN
Connect RJ45 terminals
7
2.0
USB 2.0,connect USB devices such as mobile hard disk, U disk, USB
keyboard and mouse, USB drives, etc
8
HDMI OUT
Connect to the devices with HDMI input function
9
3.0
USB 3.0, connect USB devices such as mobile hard disk, U disk, USB
keyboard and mouse, USB drives, etc.
10
TOUCH
Touch signal output to the external computer
11
HDMI IN
High-definition multimedia interface signal input, connect to devices with
HDMI output interface (personal computer with HDMI output, set-top box,
or another video device)
12
AC IN
AC power input, connect AC power supply
13
AC SWITCH
To open or shut down AC power supply. “I” means power on, “O”
means power off

8
3.Remote Control
a) Remote Control Button Instruction

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b) Detailed Function Description
Number
Items
Function
1
Po w e r o n /o f f
2
Enter or exit mute mode
3
Start
PC's Windows key
4
Space
PC's Space key
5
Alt+Tab
PC's Alt+Tab key
6
Alt+F4
PC's Alt+F4 key
7
Numeric Keys
Numeric input keys
8
Display
Display channel information
9
/
10
Input
Pop up TouchMenu-General Setting
11
Home
Return to android system main screen key
12
Menu
Pop up TouchMenu-Audio
13 Red Enable or disable Front keyboard and Touch
14
Green
Enable or disable Front keyboard
15
Yellow
Enable or disable Touch
16
Blue
Pop out or close the screen freezing tools
17
Turn off or turn on the screen backlight
18
PC's Backspace key
19
Press to scroll up
20
Press to scroll left
21
Press to scroll right
22
Press to scroll down
23
Enter
Confirmation key, press it to confirm selection state
24
Quickly start writing software
25
Back
Return to the last operating interface
26
PgUp
Page Up
27
PgDn
Page Down
28
CH.+/CH.-
/
29
VOL+/VOL-
Increase/reduce the volume
30
F1-F12
PC's F1 - F12 function keys
NOTE: All computer - related function keys are notavailable without aPC Module.

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c) Remote Control Instruction – Install Batteries
1) Open back cover of the battery component on the back of remote control.
2) Install AAA type battery according to the corresponding electrode, and make sure the
battery positive and negative poles are correct ("+"to"+", "-" to "-"), please do not mix
using old and new batteries.
3) After the battery is installed, close the back cover of the battery components, and make
sure the following clip is buckled to the bottom.
Range of remote control
Remote control can work normally within the range of 8 meters distance, 30 degrees left and
right from the remote-control receiver; in order to protect environment, please dispose waste
battery into recycling box.
NOTE: If the battery is replaced by an incorrect type, it may lead to explosion.

11
Connection andSetting
NOTE: For the safety of you and themachine, please do not connect any power plug
before connection.
1) External Computer and TouchConnection
a) Use the VGA cable toconnect tothe VGA output port ofexternal computer, and use
the headphone audio cable toconnect tothe external computer audio output interface
(or use HDMI cable to connect to HDMI output port of external computer).
b) Use the USB cable to connect to the external computer USB port.
c) After cable connection, plug inthe power cord and switch the power on.
d) Start external computer.
e) Press key, and the equipment is power on.
f) Press theINPUT key to switch to VGA/HDMI channel.
NOTE: External computer input, ideal resolution is3840*2160.
Recommended computer configuration:
•1GB Available Hard Drive
•2.0GHz Processor, 1GB Memory
•More than 256 color display cards
•VGA OUT / HDMI OUT, Audio-OUT, USB Interface
•Support Resolution 800*600,1024*768,1920*1080,3840*2160

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2)Audio and Video Equipment
a) Use HDMI cable toconnect audio and video equipment with the HDMI
output.
b) After cable connection, plug inthe power cord and switch the power on.
c) Press to turn equipment on.
d) Press INPUT key toswitch to HDMI port.
3) Audio and Video Equipment
a) Use HDMI cable toconnect audio and video equipment with HDMI input.
b) After cable connection, plug inthe power cord and switch the power on.
c) Press to turn equipment on.
4) RS232 Connection
After using serial port cable to connect the central control equipment and the machine, certain
functions of the machine can be controlled via central control equipment. This includes
machine ON/OFF and adjustment of sound volume, etc.

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5. LAN Connection
6. USB Connection

14
Menu Operation
Touch Menu Operation
Call up Method: Take middle point position on the bottom of display screen as a starting point,
and use the touch pen to drag towards screens center position to call up touch menu, as
shown below.
Note: "Touch A Method" mentioned in this manual to call up touch menu method is shown
above.

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Starting Menu
General Setting
•Press INPUT button on remote control or via touch A method to call up General
Setting menu.
•Press button on remote control to select the channel you need.
•Press theEnter button onremote control or directly click with touch pen to confirm
selected input channel.
•Press the return key on the remote control or click the blank area outside of the menu with
touch pen toexit the menu.
•Note: PC channel will only display when a PC Module is connected.

16
Detail Setting Menu
Press Menu on the remote control or click the icon on the General Setting menu with
the touch pen tocall up the detail setting menu. The Detail Setting menu includes Audio,
Screen, Display and Adjust.
Audio
•Press the button on the remote control to select Audio Setting menu.
•Press button on the remote control or directly click with the touch pen to
select the option.
•Press Enter on remote control to enter adjustment mode, and press the button or
directly click with touch pen to adjust each option. Press Enter/Back to exit adjustment.
•Press Mute on the remote control or directly click with the touch pen to open or close
mute state.
•Press Back on remote control or click blank area outside of the menu with the touch pen to
exit the menu.

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Screen
•Press the button on the remote control to select Screen Setting menu.
•Press on the remote control or directly click with the touch pen to select the
option.
•Press Enter on the remote control or directly click with the touch pen to enter the selected
mode.
•Press Back on the remote control or click the blank area outside of the menu with the
touch pen to exit the menu.

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Display
•Press the button on the remote control to select Display Setting menu.
•Pressbutton on the remote control or directly click with the touch pen to
select the option.
•Press Enter on the remote control to enter adjustment mode, and press the button or
directly click with touch pen to adjust each option. Press Enter/Back to exit adjustment.
•Press Back on the remote control or click the blank area outside of the menu with the
touch pen to exit the menu.

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Adjust
•Press the button on the remote control to select Adjust Setting menu.
•Press button on the remote control or directly click with the touch pen to
select the option.
•Press Enter on the remote control to enter adjustment mode, and press button or
directly click with touch pen to adjust each option. Press Enter/Back to exit adjustment.
You can also click the “Auto” icon to adjust automatically.
•Press Back on the remote control or click the blank area outside of the menu with the
touch pen to exit the menu.

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Simple Troubleshooting
Machine Fails to Work Normally
Remote control failure
•Check whether there are other objects between remote
control and equipment control receiving window, thus
leading to failure of remote control.
•Check whether the battery electrode in the remote
control is correct.
•Check whether remote control needs to replace battery.
Machine automatically shut down
•
Check if machine is set to sleep.
•Check whether there is a sudden power outage.
•The system will automatically shut down if the interactive
display’s external channel loses signal for 5 minutes.
Please check the input and connection of the signal.
PC Mode
Signal out of range
•
Check whether display is set correctly.
•Check whether resolution is the best resolution.
•Adjust line and field synchronization in the menu.
Background has vertical lines or
streaks
•
Select automatic correction in menu.
•Adjust clock and phase position in menu.
Image lack of color, color is incorrect
•Check whether VGA is connected properly or has a quality
problem.
•Adjust chromatic and brightness or contrast in menu.
Display format that is not supported
•
Select automatic correction in menu.
•Adjust clock and phase position in menu.