Zhejiang Dahua Vision Technology VCS-TS51A0 VIDEO CONFERENCING ENDPOINT User Manual

Zhejiang Dahua Vision Technology Co., Ltd VIDEO CONFERENCING ENDPOINT Users Manual

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VCS TS51A0 User Manual

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Dahua Video Conference Terminal User’s Manual Dahua Video Conference Terminal User’s Manual Version 1.0.0 Dahua Technology Co., LTD

Dahua Video Conference Terminal User’s Manual i Welcome Thank you for purchasing our video conference terminal! This quick start guide is designed to be a reference tool for your system. Please read the following safeguard and warnings carefully before you use this series product! Please keep this user’s manual well for future reference! Important Safeguards and Warnings 1．Attention  Please modify the user’s default password after the device operates in case of being stolen.  Please do not keep or install the device in a place with direct sunlight or near heat-producing equipment.  Please do not install the device in a place which is wet, dusty or with soot.  Please ensure horizontal installation for the device or it is installed in a stable place, and pay attention not to make the product fall.  Please do not allow liquid dripping or splashing onto the device and make sure no object filled with liquid is placed on the device, which is to avoid the liquid flowing into the device.  Please install the device in a place with sound ventilation, and do not block the ventilation opening of the device.  Please use the device only within the rated input output range.  Please do not dismantle the device unprofessionally. 2．Warning  All installation and operation here should use your locally recommended wire module (power cable), and make sure it is applied within the fixed standard.  The power shall conform to the requirement in the SELV (Safety Extra Low Voltage) and the rated voltage power supply of Limited power source according to the IEC60950-1. The exact power supply requirement is subject to the device label.  Please make disconnecting device conveniently operable if using power plug or appliance coupler as disconnecting device. 3. Statement  Please refer to the actual product for more details; the manual is just for reference.  The manual will be regularly upgraded according to the product update; the upgraded content will be added in the manual without prior announcement.  The company is not liable for any loss caused by the operation which is not followed by the manual.  There may be deviation between the actual value of some data and the value provided in the manual due to the reasons such as the real environment is not stable and so on. Please refer to the company’s final explanation if there is any doubt or dispute.  Other trademarks or company names may be mentioned in this manual, which belong to their respective owners.

Dahua Video Conference Terminal User’s Manual ii Table of Contents 1 Product Overview ....................................................................................................................... 1 1.1 Brief Introduction .......................................................................................................... 1 1.2 Features ......................................................................................................................... 1 1.3 Structure Figure ............................................................................................................ 1 1.3.1 Structure Figure of Video Conference Terminal ............................................... 1 1.3.2 Remote Control ...................................................................................................... 2 2 Product Networking .................................................................................................................... 6 3 Product Installation ..................................................................................................................... 7 3.1 Packing List ................................................................................................................... 7 3.2 Video Conference Terminal Installation .................................................................... 7 3.2.1 Hang Mount ............................................................................................................ 7 3.2.2 Wall Mount .............................................................................................................. 8 3.2.3 Pendant ................................................................................................................... 9 4 Login ........................................................................................................................................... 11 4.1 Explanation before Login .......................................................................................... 11 4.2 Common Button Description of Remote Control ................................................... 11 4.3 Interface Introduction ................................................................................................. 11 5 System Operation ..................................................................................................................... 12 5.1 General ........................................................................................................................ 12 5.2 Network ........................................................................................................................ 12 5.3 Audio ............................................................................................................................ 13

Dahua Video Conference Terminal User’s Manual iii 5.4 Video ............................................................................................................................ 14 5.4.1 Image Parameter ................................................................................................. 14 5.4.2 Encode .................................................................................................................. 16 5.5 Meeting ........................................................................................................................ 17 6 System Operation ..................................................................................................................... 19 6.1 Local Preview .............................................................................................................. 19 6.1.1 Adjust Local Preview Image .............................................................................. 19 6.1.2 Camera Preset Memory ..................................................................................... 19 6.2 Contacts ....................................................................................................................... 20 6.2.1 Create New Contact ............................................................................................ 20 6.2.2 Delete Contact ..................................................................................................... 21 6.2.3 Create New Group .............................................................................................. 22 6.2.4 Delete Group ........................................................................................................ 23 6.3 Join Meeting ................................................................................................................ 24 6.3.1 Create Meeting .................................................................................................... 24 6.3.2 Join Meeting ......................................................................................................... 27 6.4 Control Meeting .......................................................................................................... 28 6.4.1 Host Meeting Place ............................................................................................. 29 6.4.2 Non-host Meeting Place ..................................................................................... 41 6.5 Agenda ......................................................................................................................... 44 6.6 History .......................................................................................................................... 44 7 Appendix Ⅰ Technical Parameters .......................................................................................... 46

Dahua Video Conference Terminal User’s Manual 1 1 Product Overview 1.1 Brief Introduction TS51A0 is a type of integrated video conference terminal with small size which is presented by Dahua; it integrates HD digital camera and stereo microphone. The operation is so convenient that it only needs to connect to power and network to realize video communication; the device can be operated and controlled via remote control, keyboard, mouse and etc, which is quite suitable for the video conference in the enterprise, government and crossed region; besides, it is fit for home users as well. 1.2 Features Apart from being portable and convenient installation of TS51A0, the device also owns the following features:  Support mouse and keyboard operation, quick configuration.  Built-in Wi-Fi module, support wireless network connection.  Support data sharing.  Support built-in MCU. 1.3 Structure Figure 1.3.1 Structure Figure of Video Conference Terminal Please refer to Figure 1-1 and 1-2 for the structure figure of video conference terminal. Figure 1-1

Dahua Video Conference Terminal User’s Manual 2 Figure 1-2 1.3.2 Remote Control 1.3.2.1 Structure Figure of Remote Control Please refer to Figure 1-3 and Sheet 1-1 for the structure and button description of the remote control.

Dahua Video Conference Terminal User’s Manual 3 Figure 1-3 SN Name Description 1 Used to turn on/off the device. Indicator light Option button for remote camera.

Dahua Video Conference Terminal User’s Manual 4 SN Name Description Volume button for voice output Mic mute Zoom in or out, which can be checked via local preview interface. Remote/local camera switch. One button to send demo after the device is correctly connected to laptop. Switch button for local screen layout. 2 UDLR direction button. OK button Menu button. Home button. Return button. 3 Call or have a meeting. Hang up meeting. 4 Number button Press number button continuously and it can switch to English, character. 5 Backspace/Delete 6 Setting button. TV power button. HDMI signal source switch button. TV volume button Sheet 1-1 1.3.2.2 Button Matching

Dahua Video Conference Terminal User’s Manual 5 The TV power button , signal source switch button and TV volume adjust button can work normally after they are matched. Take TV power button matching for example, the operation steps are as follows: Step 1 Press button till the red indicator light is on and then release the button. Step 2 Press button, the red indicator light flashes. Step 3 Match the device remote control with TV remote control; please keep the distance between 1 and 3cm.  If matching succeeds, then the red indicator light will flash three times and will be always on.  If matching fails, then the red indicator light will flash slowly once and will be normally on. Step 4 Press button, the red light is off. Save matching code value and exit matching mode. Note: If press button and there is no signal input after 10 seconds, then the red indicator light will be off and it will exit matching mode automatically.

Dahua Video Conference Terminal User’s Manual 6 2 Product Networking The networking of video conference terminal is shown in Figure 2-1. Figure 2-1

Dahua Video Conference Terminal User’s Manual 7 3 Product Installation 3.1 Packing List Please check the stuff according to sheet 3-1 before installation. SN Name Figure Quantity Description 1 Terminal TS51A0 1 - 2 L-shaped bracket 1 Used for wall mount and pendant of the device. 3 Remote control 1 - 4 Battery 4 Used to provide power for remote control. 5 Power adapter 1 Used to connect to power. 6 Power connection cable 1 Plug of power cable, used to connect to power cable and switch on. 7 Network cable 1 Used to connect to network. 8 HDMI cable 2 Used to connect to monitor. 9 Screw 1 Used to fix the pendant and device bracket. 10 Quick start guide 1 Used to guide users for quick installation, how to connect and use video terminal device. Sheet 3-1 3.2 Video Conference Terminal Installation It supports three installation modes: hang mount, wall mount and pendant. 3.2.1 Hang Mount

Dahua Video Conference Terminal User’s Manual 8 Users can select hang mount if the thickness of monitor is ≤170mm, hang the video terminal device on the monitor. Please refer to Figure 3-1 for the exact installation steps. Figure 3-1 3.2.2 Wall Mount Users can select wall mount mode if the monitor thickness is more than 170mm or it needs to be installed on the wall. Please refer to Figure 3-2 for the exact installation steps.

Dahua Video Conference Terminal User’s Manual 9 Figure 3-2 3.2.3 Pendant Users can select pedant if the monitor fails to be installed via hang mount or wall mount. Please refer to Figure 3-3 for the exact installation steps.

Dahua Video Conference Terminal User’s Manual 10 Figure 3-3

Dahua Video Conference Terminal User’s Manual 11 4 Login 4.1 Explanation before Login  Please make sure the device cable is correctly connected and turn on the monitor.  Video terminal device supports three kinds of control operation which are remote control, keyboard and mouse, take the control operation of remote control as an example.  Press button to turn on/off the device.  After the device is powered on, please press to switch the HDMI output channel of monitor to implement meeting operation. Note: It can use button before it is matched successfully, otherwise, it becomes invalid. Please refer to 1.3.2.2 for remote control button matching. 4.2 Common Button Description of Remote Control The following button operation description is the common operation command of the device.  Press button to select parameter.  Press button to select confirm/OK.  Press “number button” to input parameter information. 4.3 Interface Introduction The interface is shown in Figure 4-1 after switching the HDMI output channel of the monitor. Figure 4-1

Dahua Video Conference Terminal User’s Manual 12 5 System Operation 5.1 General It is to set meeting config. Step 1 Select “Settings> General”. The system displays “Meeting Config” interface, which is shown in Figure 5-1. Figure 5-1 Step 2 Select “Auto Join” It will auto join meeting for the first time, but it won’t join meeting automatically or be invited if users exit actively during the meeting. Note: It will show the inquiry box before joining meeting every time if it is not checked. Step 3 Select “OK” and complete config. 5.2 Network Step 1 Select “Settings > Network”. The system displays “Network” interface, which is shown in Figure 5-2.

Dahua Video Conference Terminal User’s Manual 13 Figure 5-2 Step 2 Configure the interface parameter; please refer to sheet 5-1 for more details about the parameters description. Parameter Note Mode  Static It needs to set IP address/Subnet mask/default gateway manually.  DHCP It is to search IP address automatically, at this moment, IP/subnet mask/default gateway can’t be set. Sheet 5-1 Step 3 Select “OK”. Step 4 Complete network setting. 5.3 Audio Users can select relative output/input format according to the actual speaker and Mic port. Step 1 Select “Settings > Audio”. The system displays the “Audio” interface, which is shown in Figure 5-3.

Dahua Video Conference Terminal User’s Manual 14 Figure 5-3 Step 2 Configure interface parameter; please refer to Sheet 5-2 for more details about parameter description. Parameter Note Echo Cancellation It is to enable or disable echo cancellation, it is enable by default. Echo Delay It is to adjust level to eliminate echo. Note: The echo delay box will be hidden if it disables echo cancellation. Loop Back Enable the function to realize self-check of local audio input. Output TV output and speaker output. Input Line-in Mic, built-in Mic and demo stream. Sheet 5-2 Step 3 Select “OK”. Step 4 Complete audio setting. 5.4 Video It is to set preview image, encode and other relevant parameters. 5.4.1 Image Parameter The parameter can be adjusted according to your practical camera image. Step 1 Select “Settings > Video > Image”. The system displays the image parameter interface, which is shown in Figure 5-4.

Dahua Video Conference Terminal User’s Manual 15 Figure 5-4 Step 2 It is to set interface parameter, please refer to sheet 5-3 for more details about the parameter description. Parameter Note Brightness It is used to adjust image chroma and show image hue and saturation. The value range is 0～100, and it is 50 by default. Contrast It is used to adjust the image contrast. It is 50 by default. The bigger the value is, the bigger the image bright contrast becomes; on the contrary, it becomes smaller. Users can adjust the value when the image total brightness is appropriate but the image contrast is not enough. When the value is set to high, the dark part of the image becomes darker and the bright part is likely to be overexposed. The image becomes blurry when the value is set to low. The recommended value is 40～60, and the range is 0～100. Saturation The threshold is used to adjust the color darkness and lightness. It is 50 by default, the bigger the value is, the darker the color becomes, and on the contrary, it is opposite. The threshold won’t affect the total brightness of the image. When the value is set too high, image color is too strong and if the white balance is not correct, which may cause color cast to the gray part of the image. The image color is not bright enough when the value is set too low. The recommended value is 40～60, the range is 0～100. Sheet 5-3 Step 3 Select and to adjust parameter. Step 4 Select “OK” to complete image setting.

Dahua Video Conference Terminal User’s Manual 16 5.4.2 Encode Step 1 Select “Settings > Video > Encode”. The system displays “Encode” interface, which is shown in Figure 5-5 and 5-6. Figure 5-5 Figure 5-6 Step 2 It is to set interface parameter, please refer to sheet 5-4 for more details about encode parameter description.

Dahua Video Conference Terminal User’s Manual 18 Figure 5-7 Step 2 It is to set device ID, SIP server, SIP service port, user ID, user password and etc. Note: Make sure the parameter on this interface has to be in accordance with the practical config of the MCU server; otherwise, the system registration fails. Step 3 Select “OK” to complete meeting setting. Note: Please check if system registration is successfully connected after completing all the configurations. The meeting can’t be held normally if registration fails and displays .

Dahua Video Conference Terminal User’s Manual 19 6 System Operation 6.1 Local Preview 6.1.1 Adjust Local Preview Image It is used to adjust local camera image before the meeting. Step 1 Select “Local Preview Image”. Step 2 Press button to confirm. The system displays “Local Preview” image, which is shown in Figure 6-1. Figure 6-1 Step 3 Press button to adjust camera angle. Step 4 Press button to realize image zoom in/out setting. 6.1.2 Camera Preset Memory Step 1 Press button after completing local preview image adjustment and save camera preset. The system displays “Save Preset” interface, which is shown in Figure 6-2.

Dahua Video Conference Terminal User’s Manual 20 Figure 6-2 Step 2 Press “Number button” and input value with range 1～64. Note: Save the camera preset, you can press “Number button” to input corresponding preset value and quickly adjust camera lens. Step 3 Press button to return to main menu interface. 6.2 Contacts 6.2.1 Create New Contact Step 1 Select “Contacts > Contact person > New Contact”, it will display “New Contact” interface which is shown in Figure 6-3.

Dahua Video Conference Terminal User’s Manual 21 Figure 6-3 Step 2 It is to set interface parameter, please refer to sheet 6-1 for more details about parameter. Name Parameter description Name It is to add member name. ID It is to add member device ID. IP It is to add member IP address. Email It is to add member email. Phone It is to add member phone number. Group The group to which the member belongs. Note: It needs to establish group first, otherwise, it fails to select in the box. Please refer to 6.2.3 for more details about creating new group. Sheet 6-1 Step 3 Select “OK” to finish adding contact person. 6.2.2 Delete Contact Step 1 Select “Contacts > Contact Person > Delete”. The system displays “Delete” interface, which is shown in Figure 6-4.

Dahua Video Conference Terminal User’s Manual 22 Figure 6-4 Step 2 Check the members who need to be deleted. Note: Select “All” and it will check all the contacts. Step 3 Select “OK” to delete. 6.2.3 Create New Group Step 1 Select “Contacts > Group > New Group”. The system displays “New Group” interface, which is shown in Figure 6-5.

Dahua Video Conference Terminal User’s Manual 23 Figure 6-5 Step 2 It is to set group name. Step 3 Select “OK” to complete adding group. 6.2.4 Delete Group Step 1 Select “Contacts > Group > Delete” and the system displays “Delete” interface, which is shown in Figure 6-6. Figure 6-6

Dahua Video Conference Terminal User’s Manual 24 Step 2 Check the group which needs to be deleted. Step 3 Select “OK” to delete. 6.3 Join Meeting It consists of “Join Meeting” and “Create Meeting”, which is shown in Figure 6-7. Figure 6-7 6.3.1 Create Meeting You can create immediate meeting and reserve meeting.  Immediate meeting: It is to set meeting theme, duration, add members and etc, the meeting is enabled immediately.  Reserve meeting: You can customize meeting time, and creating meeting. Note:  The meeting duration shall be at least 30 minutes.  The earliest time to reserve meeting is one minute after the current time. Take “Create Immediate Meeting” as an example, the exact operation steps are shown as follows: Step 1 Select “Join > Create”, the system “Create” interface, which is shown in Figure 6-8.

Dahua Video Conference Terminal User’s Manual 25 Figure 6-8 Step 2 As for meeting type, select “Immediate”. Step 3 Set “Meeting Theme”, “Duration” and other information. Step 4 Select “Add Members”. The system will display “Add Meeting Place/Contact Person” interface, which is shown in Figure 6-9. Figure 6-9

Dahua Video Conference Terminal User’s Manual 26 Parameter Note Contacts It is to display the members added by contacts. Groups It is to display groups. Note: In the form of group, add all the members of the group to join meeting. Sheet 6-2 Step 5 Check the needed meeting member to add. Step 6 Select “OK” to complete adding meeting member. The system displays “Create Meeting” interface, which is shown in Figure 6-10. Figure 6-10 Step 7 Select “OK” to finish creating meeting. So far you have finished creating meeting, enter meeting interface, which is shown in Figure 6-11.

Dahua Video Conference Terminal User’s Manual 27 Figure 6-11 6.3.2 Join Meeting Attention: When a user wants to join the on-going meeting, he or she has to be the member of it. Some meeting is in process, and you failed to join in time, then you can join directly via entering “Meeting ID”. Step 1 Select “Join meeting> Join”, and see Figure 6-12. Figure 6-12

Dahua Video Conference Terminal User’s Manual 28 Step 2 Enter “Meeting ID”. Step 3 Select “OK” to join meeting. Enter the meeting interface, which is shown in Figure 6-13. Figure 6-13 6.4 Control Meeting The meeting control is divided into “Host Meeting Place” and “Non-host Meeting Place’.  Host meeting place: The host meeting place has the right to control the rights of all the meeting places, the meeting creator is the meeting host by default, which is shown in Figure 6-14.  Non-host meeting place: The person who joins the meeting is considered as non meeting place host default, which is shown in Figure 6-15.

Dahua Video Conference Terminal User’s Manual 29 Figure 6-14 Figure 6-15 Note: Press button to display meeting menu interface. 6.4.1 Host Meeting Place 6.4.1.1 Split It will auto display the meeting picture according to the number of meeting places, it can also set meeting picture layout according to the user requirement, which is to satisfy multi-view watching. Step 1

Dahua Video Conference Terminal User’s Manual 30 Select “Split > Select Meeting Place”, then the system displays the interface of “Select Meeting Place”, which is shown in Figure 6-16. Figure 6-16 Step 2 Check the meeting member whose meeting picture is needed to be displayed. Step 3 Select “Layout” and adjust the meeting picture layout of meeting member which has been checked. The system displays the interface of “Layout”, which is shown in Figure 6-17. Figure 6-17 Step 4

Dahua Video Conference Terminal User’s Manual 31 Select “Distribution” and adjust the meeting picture location of the meeting members. The system displays the interface of “Distribution”, which is shown in Figure 6-18. Figure 6-18 Step 5 Select “OK” to complete setting. 6.4.1.2 Demo On Full HD data sharing is realized between external computer and meeting place. Note: It can connect computer to video conference terminal via VGA cable. Step 1 Select “Demo On” Step 2 Press button to confirm. The system displays “Demo On” interface, which is shown in Figure 6-19.

Dahua Video Conference Terminal User’s Manual 32 Figure 6-19 Step 3 Press the of remote control to send/close demo (optional). 6.4.1.3 Control It can control some meeting member or all meeting members, which is shown in Figure 6-20. Figure 6-20

Dahua Video Conference Terminal User’s Manual 33 SN Parameter Note 1 It is to display member device ID. Enable/disable the member Mic. Enable/disable the member speaker. Hang up the member during meeting. 2 Call all meeting members again. Hang up all meeting members. Enable/disable Mic of all meeting members. Disable the Mic of all meeting members. Enable the speaker of all meeting members. Disable the speaker of all meeting members. Sheet 6-3 Step 4 Press button to select the control button you need. Step 5 Press button to confirm control operation. 6.4.1.4 Release Step 1 Select “Release” and the system displays the interface which is shown in Figure 6-21. Figure 6-21

Dahua Video Conference Terminal User’s Manual 34 Step 2 Press to confirm and exit host control right of the meeting place. 6.4.1.5 More The button includes several functions, such as add, remove, overtime, tour and etc, which is shown in Figure 6-22. Figure 6-22 6.4.1.5.1 Add Step 1 Select “More > Add” and the system will display the “Add” interface, which is shown in Figure 6-23 and Figure 6-24.

Dahua Video Conference Terminal User’s Manual 35 Figure 6-23 Figure 6-24 Step 2 It is to configure interface parameter, please refer to sheet 6-4 for more details about the parameter description. Parameter Note Contacts Select to add the members in the contacts. Temporary Enter member “IP address” and “ID No.” to add. Sheet 6-4 Step 3 Select “OK’ to finish adding.

Dahua Video Conference Terminal User’s Manual 36 6.4.1.5.2 Remove Step 1 Select “More > Remove” and the system will display the interface of “Remove”, which is shown in Figure 6-25. Figure 6-25 Step 2 Check the meeting place you need to remove. Step 3 Select “OK” to confirm. 6.4.1.5.3 Overtime Step 1 Select “More > Overtime” and the system will display the interface of “Overtime”, which is shown in Figure 6-26.

Dahua Video Conference Terminal User’s Manual 37 Figure 6-26 Step 2 Enter delay time. Note: The range of delay time is between 1 minute and 999 minutes. Step 3 Select “OK” to confirm. 6.4.1.5.4 Remote PTZ Step 1 Select “More > Remote PTZ” and the system will display the interface of “Remote PTZ Control”, which is shown in Figure 6-27 and Figure 6-28. Step 2 It can press to realize shortcut operation.

Dahua Video Conference Terminal User’s Manual 38 Figure 6-27 Step 3 Select the member you need to control. Step 4 You can press to realize shortcut operation. Step 5 Press button and confirm. The system will display the interface which is shown in Figure 6-28. Figure 6-28

Dahua Video Conference Terminal User’s Manual 39 Step 6 Press button to adjust the preview image of the member. Step 7 Adjustment completed, press button to confirm. 6.4.1.5.5 Tour The host tours to observe each meeting place. Step 1 Select “More > Tour”. Step 2 Press button to confirm. 6.4.1.5.6 Log It is to check relevant event information happened in each time point during the meeting. Step 1 Select “More > Log” Step 2 Press button to confirm. The system displays the interface of “Log”, which is shown in Figure 6-29.

Dahua Video Conference Terminal User’s Manual 40 Figure 6-29 6.4.1.6 Hang up Step 1 Select “Hang up” to exit or end meeting. The interface is shown in Figure 6-30. Step 2 You can press button to realize shortcut operation. Figure 6-30

Dahua Video Conference Terminal User’s Manual 41 Parameter Note Away Exit the meeting interface temporarily. Note: You can select in the “Meeting Agenda” to call and return to the meeting again. End The whole meeting is over; the meeting members have to exit the meeting. Sheet 6-5 Step 3 Select “Away” / “End”. Step 4 Press button to confirm. 6.4.2 Non-host Meeting Place 6.4.2.1 Demo On Full HD data sharing can be realized between external computer and meeting place. Note: It is to connect computer to video conference terminal via VGA cable. Step 1 Select “Demo On”. Step 2 Press button to confirm. The system displays the interface of ‘Demo On”, which is shown in Figure 6-31. Figure 6-31

Dahua Video Conference Terminal User’s Manual 42 Step 3 Press the button of the remote control to send /close demo (optional). 6.4.2.2 Apply The host meeting place has more control rights than the non-host meeting place. Meeting place without host: You can apply to be host directly if there is no host in the meeting place. Meeting place with host: If there is host in the meeting place, then it needs to be agreed by the current host when you apply for host. Step 1 Select “Apply”. Step 2 Press button to confirm. 6.4.2.3 Log It is to check the relevant event information at each time point during the meeting. Step 1 Select “More > Log”. Step 2 Press button to confirm. The system displays the interface of “Log”, which is shown in Figure 6-32.

Dahua Video Conference Terminal User’s Manual 43 Figure 6-32 6.4.2.4 Hang up Step 1 Select “Hang up” to exit meeting, which is shown in Figure 6-33. Step 2 Press to realize shortcut operation (optional). Figure 6-33

Dahua Video Conference Terminal User’s Manual 44 Step 3 Press button to confirm. 6.5 Agenda It is to display the ongoing meeting and all the reserved meetings. Step 1 Select “Agenda”. Step 2 Press button to confirm. The system displays the interface of “Agenda”, which is shown in Figure 6-34. Figure 6-34 6.6 History It is to check relevant information record of the history meetings. Step 1 Select “History”. The system displays the interface of “History”, which is shown in Figure 6-35.

Dahua Video Conference Terminal User’s Manual 45 Figure 6-35 Step 2 Select . Step 3 Press to confirm to call the meeting again.

Dahua Video Conference Terminal User’s Manual 46 7 Appendix Ⅰ Technical Parameters Parameter Note Device Dimension 245mm×166mm×156mm Package size 425mm×305mm×220mm（reference size, ±5mm） Device net weight 2.5kg Device gross weight 5kg Working voltage AC 100V～AC 240V DC 12V Working frequency 50Hz～60Hz Max power consumption 36W Temperature 0℃～+45℃ (working state) -40℃～+70℃ (non working state) RH 10%～80% (working state) 0%～95% (non working state) ambient noise ＜46dBA SPL Min illuminance 7Lux Recommended illuminance ＜300Lux Note:  This quick start guide is for reference only. Slight difference may be found in user interface.  All the designs and software here are subject to change without prior written notice.  If there is any uncertainty or controversy, please refer to the final explanation of us.  Please visit our website or contact your local service engineer for more information. Dahua Technology Co., Ltd Address：No.1199 Bin’an Road, Binjiang District, Hangzhou, PRC. Postcode: 310053 Tel: +86-571-87688883 Fax: +86-571-87688815 Email:overseas@dahuatech.com Website: www.dahuasecurity.com

Compliance Information FCC 15.105 For a Class B digital device or peripheral, the instructions furnished the user shall include the following or similar statement, placed in a prominent location in the text of the manual: NOTE: 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. FCC 15.19 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. FCC 15.21 Any changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. FCC 15.203 This equipment complies with FCC RF radiation exposure limits set forth for an uncontrolled environment. This device and its antenna must not be co-located or operating in conjunction with any other antenna or transmitter. RF exposure warning The antennas 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. Dahua Video Conference Terminal User’s Manual47