Dahua LDV55-SAI400K User manual

Digital Signage
User's Manual
V1.0.0

II
Foreword
General
This manual introduces the functions and operations of the digital signage (hereinafter referred to as
the "Signage").
Safety Instructions
The following signal words might appear in the manual.
Signal Words Meaning
DANGER
Indicates a high potential hazard which, if not avoided, will result in
death or serious injury.
WARNING
Indicates a medium or low potential hazard which, if not avoided, could
result in slight or moderate injury.
CAUTION
Indicates a potential risk which, if not avoided, could result in property
damage, data loss, reductions in performance, or unpredictable results.
TIPS Provides methods to help you solve a problem or save time.
NOTE Provides additional information as a supplement to the text.
Revision History
Version Revision Content Release Date
V1.0.0 First release. October 2021
Privacy Protection Notice
As the device user or data controller, you might collect the personal data of others such as their face,
fingerprints, and license plate number. You need to be in compliance with your local privacy
protection laws and regulations to protect the legitimate rights and interests of other people by
implementing measures which include but are not limited: Providing clear and visible identification
to inform people of the existence of the surveillance area and provide required contact information.
About the Manual
The manual is for reference only. Slight differences might be found between the manual and the
product.
We are not liable for losses incurred due to operating the product in ways that are not in
compliance with the manual.

III
The manual will be updated according to the latest laws and regulations of related jurisdictions.
For detailed information, see the paper user’s manual, use our CD-ROM, scan the QR code or
visit our official website. The manual is for reference only. Slight differences might be found
between the electronic version and the paper version.
All designs and software are subject to change without prior written notice. Product updates
might result in some differences appearing between the actual product and the manual. Please
contact customer service for the latest program and supplementary documentation.
There might be errors in the print or deviations in the description of the functions, operations
and technical data. If there is any doubt or dispute, we reserve the right of final explanation.
Upgrade the reader software or try other mainstream reader software if the manual (in PDF
format) cannot be opened.
All trademarks, registered trademarks and company names in the manual are properties of their
respective owners.
Please visit our website, contact the supplier or customer service if any problems occur while
using the device.
If there is any uncertainty or controversy, we reserve the right of final explanation.

IV
Important Safeguards and Warnings
This chapter introduces the contents covering proper handling of the Signage, hazard prevention,
and prevention of property damage. Read the content carefully before using the Signage, comply
with the manual when using it, and keep the manual well for future reference.
Operating Requirements
The Signage is a class-A product. It might interfere with radio signals in your surroundings. You
might need to take measures to deal with interference.
Do not place or install the Signage in a place exposed to sunlight or near the heat source.
Keep the Signage away from dampness, dust or soot.
Keep the Signage installed horizontally or on a stable place to prevent it from falling.
Do not drop or splash liquid onto the Signage, and make sure that there is no object filled with
liquid on the Signage to prevent liquid from flowing into it.
Install the Signage in a well-ventilated place, and do not block the ventilation of the Signage.
Operate the Signage within the rated range of power input and output.
Do not dissemble the Signage.
Use the Signage within its working humidity and temperature (0 °C to 40 °C or 32 °F to 104 °F,
10%-85% RH).
Only applicable for use in altitudes below 5,000 m (16404.20 ft).
Electrical Safety
Power supply: 100–240 VAC, 50/60 Hz, 2 A.
Improper battery use might result in fire, explosion, or inflammation.
When replacing battery, make sure that the same model is used.
Use the recommended power cables in the region and use them under the rated specification.
Use the power adapter provided with the Signage; otherwise, it might result in people injury
and device damage.
The power supply must conform to the requirements of ES1 in IEC 62368-1 standard and be no
higher than PS2. Note that the power supply requirements are subject to the device label.
Connect the Signage (type-I structure) to the power socket with protective earthing.
The appliance coupler is a disconnection device. Keep a convenient angle when using it.

V
Table of Contents
Foreword........................................................................................................................................................... II
Important Safeguards and Warnings............................................................................................................. IV
1 Overview........................................................................................................................................................ 1
2 Structure ........................................................................................................................................................ 2
43-inch ........................................................................................................................................................................................... 22.1
55-inch ........................................................................................................................................................................................... 32.2
65-inch ........................................................................................................................................................................................... 42.3
3 Installation..................................................................................................................................................... 5
4 Basic Operations............................................................................................................................................ 7
Starting and Shutting Down.................................................................................................................................................. 74.1
Initializing the Signage ............................................................................................................................................................ 74.2
Login .............................................................................................................................................................................................104.3
Resetting Password .................................................................................................................................................................114.4
Changing Password and Security Questions.................................................................................................................124.5
4.5.1 Changing Password ...................................................................................................................................................12
4.5.2 Changing Security Questions.................................................................................................................................12
Quick Toolbar.............................................................................................................................................................................134.6
Releasing Project......................................................................................................................................................................144.7
4.7.1 Network Release..........................................................................................................................................................14
4.7.2 Local Release ................................................................................................................................................................17
App Manager.............................................................................................................................................................................274.8
4.8.1 Installing App ...............................................................................................................................................................28
4.8.2 File Manager .................................................................................................................................................................29
5 System Settings ........................................................................................................................................... 30
Setting Date & Time.................................................................................................................................................................305.1
Selecting Input Source...........................................................................................................................................................305.2
Configuring Visual & Audio Parameters...........................................................................................................................315.3
System Language.....................................................................................................................................................................325.4
6 Maintenance and Update............................................................................................................................ 33
Maintenance Requirements.................................................................................................................................................336.1
Restoring Factory Defaults ...................................................................................................................................................336.2
Upgrading System ...................................................................................................................................................................336.3
Configuring Auto Maintenance Time ...............................................................................................................................346.4
Turning Screen On/Off at Fixed Time................................................................................................................................346.5
Turning the Signage On/Off at Fixed Time .....................................................................................................................356.6
Restarting Device.....................................................................................................................................................................356.7
Viewing Device Information.................................................................................................................................................356.8
Remote Control .......................................................................................................................... 37Appendix 1
Cybersecurity Recommendations............................................................................................. 39Appendix 2

1
1Overview
The Signage is an innovative, intelligent cloud information terminal that features multimedia content
release, advertisement and network access, and has LCD display and audio power amplifier. The
Signage is applicable for use in government buildings, office parks, shopping malls, and more.

2
2Structure
43-inch2.1
AppearanceFigure 2-1
Table 2-1 Appearance description
No. Name Description
1 USB 2.0 Connects to a mouse or USB storage device.
2 Power switch ON: Turn on power.
OFF: Turn off power.
3 Power input Inputs 100–240 VAC power.
4 Network port Connects the Signage to the network through the Ethernet cable.

3
55-inch2.2
AppearanceFigure 2-2
Table 2-2 Appearance description
No. Name Description
1 USB 2.0 Connects to a mouse or USB storage device.
2 Power switch ON: Turn on power.
OFF: Turn off power.
3 Power input Inputs 100–240 VAC power.
4 Network port Connects the Signage to the network through the Ethernet cable.

4
65-inch2.3
AppearanceFigure 2-3
Table 2-3 Appearance description
No. Name Description
1 USB 2.0 Connects to a mouse or USB storage device.
2 Power switch ON: Turn on power.
OFF: Turn off power.
3 Power input Inputs 100–240 VAC power.
4 Network port Connects the Signage to the network through the Ethernet cable.

5
3Installation
Prerequisites
Prepare a work table with a clean and flat surface. We recommend you stack some foam or other soft
materials on the table to prevent screen from getting scratched.
Procedure
Put the Signage on the table and then attach the base to both sides of the screen using aStep 1
hexagon wrench and screws.
Fix baseFigure 3-1
Take out the casters and then tighten them into the holes with your hands.Step 2
Install castersFigure 3-2
Take the Signage down from the table and then erect it for use.Step 3