Dynascan DS752LR4 User manual

User Manual
DS752LR4
Version 2.06
The use of diagrams and illustrations in the manual are for reference only. The actual product may be different.
Product design and specifications are subject to change without notice

DS 52LR4 User Manual 1
Contents
Material Contents Declaration ........................................................................................................... 2
Recycling and Energy Information..................................................................................................... 2
Declaration of Conformity.................................................................................................................. 3
Safety Precautions............................................................................................................................ 4
Important Safety Information ............................................................................................................. 5
Getting Started.................................................................................................................................. 6
Contents ....................................................................................................................................... 6
Installing and Replacing Remote Control Batteries ........................................................................ 6
Installation ........................................................................................................................................
Mounting.......................................................................................................................................
Wall Mounting ..............................................................................................................................10
Connecting to a Power Source .....................................................................................................10
Connecting an External Video Source ..........................................................................................11
Input / Output Terminals...............................................................................................................12
Operating Instructions ......................................................................................................................13
Powering On/Off the Display ........................................................................................................13
Using the Remote Control ............................................................................................................14
Using the Rear Panel Controls .....................................................................................................16
Navigating the On Screen Display (OSD) Menu ...............................................................................1
Specifications...................................................................................................................................21
Input Mode.......................................................................................................................................22
Pin Assignments ..............................................................................................................................23
RS-232 Output.............................................................................................................................23
RS-232 Input................................................................................................................................23
Troubleshooting ...............................................................................................................................24
About DSM365 ................................................................................................................................25

DS 52LR4 User Manual 2
Material Contents Declaration
Hazardous Substances
Lead Mercury Cadmium
Hexavalent
Chromium
Polybrominated
Biphenyls
Polybromodiphenyl
Ethers
Part ame
Pb Hg Cd Cr6+ PBB PBDE
PCBA O O O O O O
CHASSIS O O O O O O
ACCESSORY
O O O O O O
PACKAGE O O O O O O
“O” indicates that the level of the specified chemical substance is less than the threshold level
specified in the standards of SJ/T-11363-2006 and EU 2005/618/EC.
“” indicates that the level of the specified chem
ical substance exceeds the threshold level specified
in the standards of SJ/T-11363-2006 and EU 2005/618/EC.
Recycling and Energy Information
DynaScan is firmly committed to its environmental protection efforts and we believe that reducing our
products’ impact on the environment is of the utmost importance. We are dedicated to meet the
latest environmental protection regulations.
Energy usage
Mode Energy Consumption
Normal Max. 820 W
Standby < 1 W
Disposal
Do not dispose of electrical appliances as unsorted municipal waste, use separate collection facilities.
Contact your local government for information regarding the collection systems available. If electrical
appliances are disposed of in landfills or dumps, hazardous substances can leak into the groundwater
and get into the food chain, damaging your health and well-being. When replacing old appliances
with new one, the retailer is legally obligated to take back your old appliances for disposal at least for
free of charge.

DS 52LR4 User Manual 3
Declaration of Conformity
FCC
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.
FEDERAL COMMU ICATIO S COMMISSIO I TERFERE CE STATEME T
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 and, if not installed and used in accordance with the instructions, may
cause harmful interference to radio communications. However, there is no guarantee that
interference will not occur in a particular installation. If this equipment does cause 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.
CAUTIO :
Any changes or modifications not expressly approved by the grantee of this device could void the
user's authority to operate the equipment.
RF exposure warning
This equipment must be installed and operated in accordance with provided instructions and the
antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm
from all persons and must not be co-located or operating in conjunction with any other antenna or
transmitter. End-users and installers must be provide with antenna installation instructions and
transmitter operating conditions for satisfying RF exposure compliance.
Manufacturer ame DynaScan Technology Corp.
Manufacturer Address 7F, 66 Huaya 1st Road, Guishan, Taoyuan 33383,Taiwan
This device complies with Directive 2014/53/EU issued by the Commission of the European
Community.
( Device certification standard: EN 300 328 / EN 301 489-1/-1 / EN 55032 / EN 55024 / EN 60950-22
/ EN 62311 )
- Frequency bands and Powers
a. WIFI 2.4G-2412~2462MHz.
b. Maximum radio-frequency power transmitted in the 2.4GHz is 50mW.

DS 52LR4 User Manual 4
Safety Precautions
CAUTIO
Do not install near flammable material or any heat sources.
Do not defeat the safety purpose of the grounding-type plug.
Do not disassemble the display to avoid electrical shock or burn.
Normal operating condition considers installation at an altitude below 2000m;
some abnormalities may be experienced when installed at an altitude above
2000m.
WAR I G
Please power off the LCD and the video source before plugging in the DP or
HDMI cable.
Please installed the display in well-ventilated place, do not install in a confined
space.
Suitable for mounting on concrete or other non-combustible surface only.
If it gives off smoke, strange smell, or unusual noise, or when it gets too hot to
touch, immediately unplug the display and contact the dealer.
Clean only with soft, dry cloth but not use chemical liquids, and unplug while
cleaning.
Do not use extreme force or any sharp or pointed objects to touch the display.
Do not drop or allow any object to fall to the display.
Do not operate the display with wet hands to avoid electric shock.
Do not discard this product with general household waste. Please be sure to
comply with the local waste regulations.
This device uses, generates and radiated radio frequency energy. The radio
frequency energy produced by this device is well below the maximum exposure
allows by Federal Communications Commission (FCC).
When a stationary or fixed image is displayed on the screen for a long time, the
image may be permanently imprinted on the screen. This phenomenon is
known as image burn-in and is not covered by the manufacturer's warranty.
In order to avoid burn-in, avoid prolonged display of static or fixed images on the
screen.
Power supply cord must not be attached to the building surface, nor run through
walls, ceilings, floors and similar openings in the building structure.

DS 52LR4 User Manual 5
Important Safety Information
• Disassembling the LCD is strictly prohibited. Opening the cover may expose the user to electric
shock or other hazards. Please contact DynaScan certified service professionals for all
maintenance requirements.
• Do not allow any liquid to enter the LCD. Also avoid placing the LCD close to water sources.
• Do not place heavy objects on the power cord. A damaged power cord might cause electric
shock or fire.
• Do not bend, twist, or damage the power cord.
• The power cord must comply with the local safety regulations.
• Do not damage or modify the prongs/pins and the ground contact on the power cord plug.
• Do not place the LCD on an unleveled surface or an unstable vehicle. The LCD could fall over
and cause substantial damage.
• Do not cover the vents and/or the heat sink.
• Do not install the LCD beside radiators or other heat sources. The installation site should have
sufficient ventilation so the heat generated by the LCD can be dissipated.
• Do not use the Signage in a hot, humid, dusty, or fumy environment.
• Handle the LCD with care. Save the packaging materials for transport later.
• Clean the LCD backside at least once a month for dust and other particles.
Unplug the LCD immediately and contact a DynaScan certified service professional as soon as
possible when any of the following situations occurs:
• Damaged power cord or power plug.
• If liquid or foreign object has entered the LCD.
• If the LCD has been exposed to rain or water.
• If the LCD has been dropped or the casing has become damaged.
• If any structural damage such as cracks or unnatural vibration is found.
• If the LCD cannot be operated following the steps outlined in this manual.
• If the LCD emits smoke or other odors, or generates strange noises.
Operating Suggestions
• Avoid displaying a stationary image for a long period of time in order to prevent image sticking.
Cleaning the Panel
• Use a soft, lint-free cloth to gently wipe the dust off from the screen panel.
• Do not use any hard material to wipe the panel.
• Do not poke the panel with your hand or any sharp object (such as a pen or a nail) or exert
excessive pressure on the panel to prevent any damage.
• Do not use any cleaning solutions on the panel as it might cause discoloration.
Cleaning the Casing
• Unplug the power cord.
• Gently wipe the casing with a soft cloth.
Attention
• Do not use any of the following solutions to clean the casing as they may damage the paint and
cause it to crack or peel: benzene solution, alkaline solution, alcohol-based cleaning solution,
glass cleaner, wax, polisher, or detergent.

DS 52LR4 User Manual 6
Getting Started
Contents
Confirm that the accessories below are shipped along with the display. If any item is missing, please
contact your dealer. The color and shape of the accessories may vary with the products.
• DS 52LR4 Professional LCD.
• Remote Control x 1 pc.
• Batteries (1.5V / AAA) x2 pcs.
• Power cable x1 pc.
• Quick Start Guide x1 pc.
Attention: Please use the following table to check whether the included power cord is suitable for your
region. If the power cord does not match your region, please contact your local supplier. Please
use matching AC socket in order to meet your local safety regulations.
Plug Type orth America European
Continental Japan Taiwan
Plug
Shape
Region U.S.A. / Canada
EU
(Except U.K.) Japan Taiwan
Voltage 120V 230V 100V 110V
EMA
TYPE NEMA 5-15 CEE / NEMA 1-15 NEMA 5-15
IEC Display
Plug
IEC Plug
TYPE IEC320 C13
Installing and Replacing Remote Control Batteries
1. Open the battery compartment cover.
2. Insert 2 new AAA batteries.
3. Close the battery compartment cover.
Warning:
• Incorrect usage of batteries may cause leakage or explosion.
• Pay attention to the polarity when installing the batteries.
• Do not mix different types of batteries or new and used batteries. Doing so may shorten the
battery life or cause leakage.
• Remove or replace the batteries when they are empty in order to prevent acid leaking in the
battery compartment.
• Do not touch the leaked substance from the batteries in case of a battery leakage. Doing so
may hurt human skin.
ote: If the remote control is not going to be used for a long time, we recommend removing the
batteries from the remote control.

DS 52LR4 User Manual
Installation
The LCD must be properly installed using a wall mount. Incorrect installation may cause injury or
damage the equipment. Product warranty does not cover the damage caused by improper
installation and DynaScan shall not be held responsible in such incident. efer to the mount
manufacturer’s instructions for proper installation.
Mounting
• We recommend for at least four people to handle and mount the display.
• Mounting the Professional LCD on the wall is the responsibility of the user. Not all walls provide
enough strength to support the LCD. The LCD may drop and cause serious injury if it is
mounted on a slanted wall. Product warranty does not cover improper installation, modification,
or damage caused by natural disasters. DynaScan recommends having certified professionals
to evaluate the installation site and perform the mounting operation.
• Do not to cover the vent and/or the heat sink in order to ensure proper heat dissipation.
• Refer to the installation guide provided by the manufacturer for proper mounting.
When mounting on a wall
• A wall mount is not included in the accessory. Please purchase a VESA Standard wall mount to
secure the LCD. DynaScan is not responsible for the damage caused by using non-standard
wall mounts.
• Verify that the mounting location can support the weight of the LCD before installation.
• The installation angle must be within 15 degrees of the vertical axis.
• Do not install the wall mount while the power is turned on as it may cause serious injury due to
electrical shock.
Model umber VESA (mm) Screw
Specification
Screw Length umber
DS 52LR4 (A * B) 400 * 800 M6
Greater than 10mm
Smaller than 12mm
(not including wall
mount thickness)
4

DS 52LR4 User Manual 8
Orientation
• When used in the portrait orientation, the LCD should be rotated clockwise when looking at the
front of the display such that the left edge becomes the top edge.
<Front>
Portrait mode: Rotate the set clockwise 90° (mandatory)
• The orientation sticker can be found on the rear of display, which is for distinguishing the direction
of installation.
A
B
Unit: mm

DS 52LR4 User Manual 9
Installation Location
• The wall and mount must have enough strength to support the LCD and its accessories.
• Do not install in a location with strong vibrations or dusty.
• Do not install near the building’s main electric panel.
• Ensure the LCD is secured in such a manner that it cannot be easily removed by the general
public.
• Leave clearance around the outer edge of the LCD (or video wall matrix) from other objects to
ensure proper ventilation.
• For installations with screens inset into the wall, refer to section: Enclosures for cooling and
ventilation considerations.
Single display
Maintenance
• Inspect the fasteners regularly for signs of loosening or deformation. Please perform
appropriate corrective measures when a problem is identified. Neglecting the problem may
worsen the situation.
• Increase the inspection frequency on areas where previous maintenance had occurred to ensure
the problems do not occur again.

DS 52LR4 User Manual 10
Wall Mounting
• A wall mount is not included. Please purchase a VESA Standard wall mount to secure the LCD.
DynaScan is not responsible for damages caused by using non-standard wall mounts.
• Verify that the mounting location can support the weight of the LCD before installation.
• The installation angle must be within 15 degrees of the vertical axis.
• Do not install the wall mount while the power is turned on as it may cause serious injury from
electrical shock.
Connecting to a Power Source
Using the power cable provided, plug it in the power inlet on the back of the display shown in the
diagram below. Connect the power cable to a 100-240 volt, 50 / 60Hz AC power outlet.
Insert the plug completely into the socket. A loose power connection may cause damage
to the display and/or lead to a fire hazard.
15∘

DS 52LR4 User Manual 11
Connecting an External Video Source
Turn OFF the power of both LCD and external video device. Using the DP cable (or HDMI cable)
provided, insert one end into the DP-IN (or HDMI 1-IN, HDMI 2-IN) on the back of the display shown
the in the diagram below. Connect the other end of the DP cable (HDMI cable) to the DP output (or
HDMI output) of the video source. Refer to your video device’s manual for additional information.

DS 52LR4 User Manual 12
Input / Output Terminals
A. AC (OUT): AC outlet 100 - 240V up to 100 Watt.
B. AC (I ): Connect the supplied power cord to the wall outlet.
C. Power Switch: Press to switch the main power on/off.
D. USB port: Support for USB flash drive storage, mouse and keyboard.
E. SD card: Support for up to 32GB, FAT32/NTFS format is supported.
F. RJ-45 (I ): RJ45 network input connection.
G. HDMI 1 (I ): Connect the HDMI output of a PC or an AV device via a HDMI cable.
H. HDMI 2 (I ): Connect the HDMI output of a PC or an AV device via a HDMI cable.
I. DP (I ): Connect the DP output of a PC or an AV device via a DP cable.
J. Audio (OUT): Connect the audio signal output from Audio IN jack to an external AV device.
K. USB (I ): For service only, upgrade the firmware version.
L. Thermal: Extension Connector for optional Extension thermal kit (ETK202).
M. Extension Connector: Extension Connector for optional IR Extension sensor kit (ESK302).
. RS-232 (I ): RS232C network input connection for remote control from PC.
O. RS-232 (OUT): RS232C control function for the daisy chain application.
A
B
C
D
F
E
I
J L
K M
N
G
H
O

DS 52LR4 User Manual 13
Operating Instructions
Powering On/Off the Display
To turn on/off the display, press the power switch on the back of the display as shown in the diagram
below.
OTE
:
T
he
remote control o
nly works
when the power switch is ON.
OFF
O

DS 52LR4 User Manual 14
Using the Remote Control
• When using the remote control, aim the remote at the IR receiver on the display. The IR receiver
on the DS 52LR4 model is at the front of the display with a receiving angle of 30° from the left
and right. The IR receiver configurations of the model are shown in the figure below.
• The operating range of the remote control is 2.5 meters (8 feet).
• Ambient light may affect the performance of the remote control. Avoid fluorescent or neon lights
in the vicinity.

DS 52LR4 User Manual 15
*Color and shape may vary by model.
ITEM DESCRIPTIO
 POWER Power On / Off
 MENU OSD On / Off
 UP Move the cursor up or change the setting of selected item.
 LEFT Exit the current selection.
 RIGHT Select the highlighted item.
 DOWN Move the cursor down or change the setting of selected item.
 OK Enter (for DSM365 only)
 BACK Return to the last page. (for DSM365 only)









DS 52LR4 User Manual 16
Using the built-in keypad
ITEM DESCRIPTIO
MENU OSD On / Off, Power On / Off.
UP Move the cursor up or change the setting of selected item.
DOWN Move the cursor down or change the setting of selected item.
LEFT Exit the current selection.
RIGHT Select the highlighted item.

DS 52LR4 User Manual 1
avigating the On Screen Display (OSD) Menu
Press the MENU button on the built-in keypad or remote control to show the OSD. Use the
navigation arrows to select and adjust the menu items.
*The change of each setting can only enable when you press “LEFT” (refer to p.15) to back to the last
menu layer.
1. Input Source
ITEM 1 ITEM 2 DEFAULT DESCRIPTIO
Main HDMI 1 Set the Main input to display.
Failover 1 DP Set the Failover 1 input to display.
Failover 2 HDMI 2 Set the Failover 2 input to display.
Input Source
Failover 3 DSM365 Set the Failover 3 input to display.
2. Picture
ITEM 1 ITEM 2 DEFAULT DESCRIPTIO
Color
Temperature D65 Select the color temperature. (User2, User1, D93, D65 and D55).
Red
Adjust the red light level. Range 0 – 100.
ote: The feature is only supported on
User2 mode.
Green
Adjust the green light level. Range 0 – 100.
ote: The feature is only supported on
User2 mode.
Blue
Adjust the blue light level. Range 0 – 100.
ote: The feature is only supported on
User2 mode.
Contrast 50 Adjust the contrast level. Range 0 – 100.
Gamma Native Adjusts the Gamma value. (Native, 2.2, 2.4
and sGamma)
Picture
Black Level RGB Full Selects the black level to adjust the screen
gray scale. "Limited" for video source uses

DS 52LR4 User Manual 18
16 to 235 levels for R/G/B, such as HDMI.
"RGB Full" for video source uses all levels
from 0 to 255 levels.
3. Time
ITEM 1 ITEM 2 DEFAULT DESCRIPTIO
Current Date YYYY:MM:DD Set the date.
Current Time HH:MM:SS
Set the clock.
ote: The internal clock will continue to
function when the power is turned off.
Day of Week Set the day of week. (Monday to Sunday)
Daylight Saving Off Turn on / off DST setting.
Power Control
Timer Off Automatic power on / off schedule function.
Power On Time 08:00 Set turn-on time.
Time
Power Off Time 18:00 Set turn-off time.
4. Backlight
ITEM 1 ITEM 2 DEFAULT DESCRIPTIO
Backlight Auto Brightness
: If the AUTO BRIGHTNESS is off, the
screen brightness will remain at HIGH
LEVEL brightness value. If the
AUTO BRIGHTNESS is on (Auto), the
brightness of display will be adjusted
according to the ambient light.
When ambient light is bright, the
screen will adjust to the HIGH LEVEL
brightness value set; when ambient
light is dark, the screen will adjust to
the LOW LEVEL brightness value set.
When the Timer mode is set, the
Enable/ Disable auto brightness adjustment
Off
ote

DS 52LR4 User Manual 19
display will automatically switch the
brightness according to the time set.
High Level 100 Adjusts the highest brightness level.
Range 0 – 100.
Low Level 20 Adjusts the lowest brightness level.
Range 0 – 100.
High Level Time 08:00 Set high level time.
Low Level Time 18:00 Set low level time.
Local Dimming Medium
Adjusts the contrast. High is the highest
contrast. Off is the lowest contrast.
(Off, Low, Medium and High)
5. Advance
ITEM 1 ITEM 2 DEFAULT DESCRIPTIO
Display Mode Landscape
Change the Menu orientation. The Menu
can be displayed in either LANDSCAPE or
PORTRAIT mode.
Screen
Protection Off
Turn on / off image burn-in protection.
Set image burn-in protection interval.
Range 0 – 100 minutes.
IR Control On
Enable/disable the remote control for Menu.
ote: When disabled, the remote control
function can be enabled again from
the control panel on the display or
through the DynaScan “Display
Manager” application.
Volume 100 Set volume.
Range 100 – 0.
Reset to Default
Setting Off
Restore all settings to default.
ote: It does not modify CURRENT TIME,
POWER ON TIME and POWER OFF
TIME.
AC Back Status Power On
Choose to use the AC back status function.
Power On: Display booting up when the
power back after an outage.
Standby: Display keeps soft-off status when
the power back after an outage.
Memory: Display will back to the last state
when the power back after an
outage.
Advance
USBUpdate
Select to upgrade the firmware version; the
corresponding I/O position for USB port,
please refer to p.12 - K.