© copyright qvis ®. All documentation rights reserved. I main user’s manual v1.0 04.2016.
© copyright qvis ®. All documentation rights reserved. Ii welcome thank you for purchasing the our high definition quadbrid nvr (tvi/ahd/960h/ip). This user’s manual is designed to be a reference tool for the operation of your system. Do not worry; you do not have to read this entire manual to be up...
© copyright qvis ®. All documentation rights reserved. Iii before you begin important safeguards and warnings warning – do not open nvr’s casing whilst power is provided to it. By doing so you will be exposed to live electricity, which could cause injury or death. You may also inadvertently cause ir...
© copyright qvis ®. All documentation rights reserved. Iv 6. Accessories be sure to use all the accessories available that come with the hda nvr. Before installation, please open the package and check all the components are included. If you are missing any components please contact your direct suppl...
© copyright qvis ®. All documentation rights reserved. V table of contents 1 features and quick setup ........................................................................ 1 1.1 product overview 1 1.2 features 1 1.3 installation 2 1.3.1 unpacking inspection ..........................................
© copyright qvis ®. All documentation rights reserved. Vi 2.5.7 image color ............................................................................................................................. 37 2.5.8 output adjust ..............................................................................
© copyright qvis ®. All documentation rights reserved. Vii 2.11.5 log ....................................................................................................................................... 91 3 web and client .............................................................................
© copyright qvis ®. All documentation rights reserved. 1 1 features and quick setup 1.1 product overview this product is designed specifically for the use in the field of high definition video surveillance and adopts h.264 video compression, hard disk recording, tcp/ip transmission and a linux based...
© copyright qvis ®. All documentation rights reserved. 2 network functions supports: tcp / ip udp rtp / rtsp dhcp pppoe ddns ntp also supports real-time network monitoring, video playback, control, and management functions. The built-in web server will allow you to directly access the nvr through a ...
© copyright qvis ®. All documentation rights reserved. 3 1.4 quick connection setup note: before installing anything we strongly recommend that you connect your cameras to your nvr and test your system first. Note: we check everything to make sure it is working when it leaves us but occasionally thi...
© copyright qvis ®. All documentation rights reserved. 4 1.4.1 quick setup diagram before installing anything we strongly recommend that you connect your cameras to your nvr and test your system first. We check everything to make sure it is working when it leaves us but occasionally things fail and ...
© copyright qvis ®. All documentation rights reserved. 5 1.5 quadbrid nvr: how to setup camera configurations with this quadbrid nvr you are able to connect and use four different formats of cctv camera. You can mix and match 960h, ahd, and tvi analogue cameras, as well as ip cameras. Nvr nvr power ...
© copyright qvis ®. All documentation rights reserved. 6 please see the following diagrams showing what camera connection configurations examples you are able to setup on the nvr. The grids below represent the live footage view monitor that would be shown on the connected video monitor hardware. Ple...
© copyright qvis ®. All documentation rights reserved. 7 8 channel nvr:.
© copyright qvis ®. All documentation rights reserved. 8 16 channel nvr.
© copyright qvis ®. All documentation rights reserved. 9 1.6 smart phone setup for live view & remote playback for the convenience of monitoring your hda cctv security system on the move via your smart phone we have provided a quick and simple remote connection setup service. Please follow the steps...
© copyright qvis ®. All documentation rights reserved. 10 nvr nvr.
© copyright qvis ®. All documentation rights reserved. 11 ..
© copyright qvis ®. All documentation rights reserved. 12 1.7 front panel please note: front panel configuration and designs may differ due to continued development of our products to achieve a greater user experience. Use the diagrams and charts below as general references to how to operate the fun...
© copyright qvis ®. All documentation rights reserved. 13 1.9 alarm inputs/output (only available on specific models) the alarm input/output ports are labelled on the rear panel as ‘alarm i/o’. If you have an alarm sensor you wish to connect to the nvr to increase the effectiveness of the cctv syste...
© copyright qvis ®. All documentation rights reserved. 14 1.10 the mouse the mouse is used to operate all aspects nvr. Connect mouse to nvr via one of the available usb ports on the rear of the unit. Right mouse click is used to: open up a new menu in the real-time monitoring screen. Exit the curren...
© copyright qvis ®. All documentation rights reserved. 15 o camera and nvr power supply should be connected to a common and reliable ground source, in order to ensure the normal operation of the camera. Ensure stable and reliable transmission line: o use high-quality, shielded coaxial for good video...
© copyright qvis ®. All documentation rights reserved. 16 2 operations guide 2.1 turn on plug in the power supply and turn on the power from the mains supply. The power supply indicator light will illuminate; indicating that there is power being provided to the video recorder. After the startup boot...
© copyright qvis ®. All documentation rights reserved. 17 2.3 system login when the nvr boots up, the user must first login before being able to operate the system normally and change settings. The login function is formostly a security measure to prevent unorthorised user access to main functions o...
© copyright qvis ®. All documentation rights reserved. 18 1 2 3 4 5 6 7 8 9 1 single screen on selected channel 4 cycle channel left 7 disconnect all video 2 display all channels 5 cycle channel right 8 all channel video 3 enter full screen (click right mouse button and choose ‘leave’ fullscreen’, t...
© copyright qvis ®. All documentation rights reserved. 19 if the model nvr you are using has alarm outputs (see chapter 1.9 alarm inputs/output for more information) the following option will provided upon the desktop shortcut menu: please see chapter ‘2.5.5 alarm output’ for more information. Note:...
© copyright qvis ®. All documentation rights reserved. 20 figure 2.4.2 boot wizard interface network test when you select ‘next’ after you have completed the ‘time – language configuration’ set up, the net part to the boot wizard will automatically check to see if the nvr has successfully been conne...
© copyright qvis ®. All documentation rights reserved. 21 figure 2.5 qr code interface click ‘next’ to bring up mode selection options. Mode selection: if you wish to setup a connection between the nvr and ip cameras via computer network, you will need to make sure the nvr is connected to a router o...
© copyright qvis ®. All documentation rights reserved. 22 auto-connected model: select this option for the nvr to automatically find all ip cameras connected to same network and then add all of them to the digital channel list. The nvr device will also automatically modify the lan ip address of the ...
© copyright qvis ®. All documentation rights reserved. 23 configuration wizard key: number option name description 1 search protocol selection drop down list providing three different ip camera search parameters: netip, onvif, all 2 search search for ip camera(s) 3 add add the ip camera(s) found dur...
© copyright qvis ®. All documentation rights reserved. 24 10 up and down keys click the device within the list, click up and down keys to move the device up and down. 11 configuration status configuration status of each channel, including: not configured, connected, not online 12 front-end informati...
© copyright qvis ®. All documentation rights reserved. 25 figure 2.8 playback user interface view 1 playback user interface key: 1 – playback control 2 – time display and footage timeline 3 – sychronise playback and timeline video type display options 4 – timeline time length search view options 5 –...
© copyright qvis ®. All documentation rights reserved. 26 figure 2.9 playback user interface view 1 9 – search by time 10 – recorded file start & end, and file size info 11 – listed files 12 – search by time when you click on the right mouse button within the playback interface you will be provided ...
© copyright qvis ®. All documentation rights reserved. 27 [listed files]: look up the listed files that are in accordance with the search criteria. [file attributes]: look up the found file information. [playback control]: see details in the chart below: button function button function / play/pause ...
© copyright qvis ®. All documentation rights reserved. 28 2.5.4 record controls please check current channel status: ○ this indicates it has not been set to the recording status, ● means it has been set to the recording status. You can use the desktop shortcut menu , select ‘record mode’ to enter th...
© copyright qvis ®. All documentation rights reserved. 29 figure 2.11 alarm output [schedule]: when the ○ button is highlighted the alarm output function is only active within the specified/configured time frames during the week. [manual]: when the button is highlighted the alarm output feature will...
© copyright qvis ®. All documentation rights reserved. 30 figure 2.12 ptz settings [speed]: set the ptz rotation range. Range: 1 ~ 8, default: 5. [zoom]: click the / buttons to increase/decrease the zoom function of the camera by multiple increments. [preset]: click the / buttons to call up each of ...
© copyright qvis ®. All documentation rights reserved. 31 preset option: to set a location for the preset, the procedure is as follows : step 1: increase the preset point: enter a number in ,then click the button, you can then add a preset point. Step 2: deleting preset: enter a number in ,then clic...
© copyright qvis ®. All documentation rights reserved. 32 figure 2.14 ptz config tour: cruise lines are connected by multiple preset points, setting procedure is as follows: cruise between points (pattern): you can set a cruise preset by setting the ptz camera at a start point and then moving it to ...
© copyright qvis ®. All documentation rights reserved. 33 the calls of cruise between points: in figure 2.12 please input the cruise number in the blank ‘preset’ field, then go back to the ptz config interface (figure 2.14) and start cruise between two points, ptz begins to work along the cruise lin...
© copyright qvis ®. All documentation rights reserved. 34 figure 2.15 scan setup 3. Boundary scan you can set the ptz to scan around a boundary line continuously. Boundary scan setup to set the ptz to perfom a repeated boundary curve tour see steps below: step1:in figure 2.12, click the ‘advanced’ b...
© copyright qvis ®. All documentation rights reserved. 35 figure 2.16 boundary scan setup horizontal rotating: click either of the left or right directional arrows to begin horizontal rotation. The ptz begins to rotate horizontally (relative to the original position of the camera). Click the stop bu...
© copyright qvis ®. All documentation rights reserved. 36 figure 2.17 auxiliary function control [intuitive auxiliary ope(ration) ]: choose the auxiliary equipment from the drop down menu then select either open or close button to set the switch control; [auxiliary number ope(ration) ]: the number o...
© copyright qvis ®. All documentation rights reserved. 37 4. Coaxial control when you have ptz ahd cameras connected to the nvr, you will be able to control their movement over the coaxial connection. Please make sure the camera you you wish to control its directional movement, has the correct coaxi...
© copyright qvis ®. All documentation rights reserved. 38 figure 2.19 image color 2.5.8 output adjust adjust the output to the monitor connected to the device using the parameters shown in figure 2.20. You can use the desktop shortcut menu or enter [main menu]: > [management tools]: > [output adjust...
© copyright qvis ®. All documentation rights reserved. 39 2.5.9 logout the logout menu will provide you with three options, logout of the user account, shut down or reboot (restart) the system. You can use the desktop shortcut menu or enter [main menu] to find this ‘logout’. Figure 2.21 logout/shutd...
© copyright qvis ®. All documentation rights reserved. 40 2.6 main menu when you login, to view the system main menu, as shown below, you need to bring up the desktop shortcut menu and select ‘main menu’. 2.6.1 main menu navigation main menu sub menu function operation playback playback recorded vid...
© copyright qvis ®. All documentation rights reserved. 41 2.7 recording function video-related operations, including: video setup, video playback, video backup. 2.7.1 video settings navigation (from shortcut menu): main menu -> set -> storage -> record conf. Set the video parameters for the monitore...
© copyright qvis ®. All documentation rights reserved. 42 [length]: to set the length of time for each video file. The default setting is 60 minutes; [recording mode]: to set the recording mode of the video, there are three states to select: configuration, manual on and off; configuration: record vi...
© copyright qvis ®. All documentation rights reserved. 43 figure 3.2 detect memory [detect]: detect storage devices connected to the device. Compatible devices include usb flash drive or portable hdd; [backup]: when you click backup, a backup dialog box pops up, you can then select the backup video ...
© copyright qvis ®. All documentation rights reserved. 44 figure 3.3 record backup [remove]: clear the displayed file information; [add]: display file information to meet the set file attributes; [backup format]: the format of the configuration backup file. Depending on the user’s needs you can eith...
© copyright qvis ®. All documentation rights reserved. 45 2.8.1 motion detection navigation (from shortcut menu): main menu -> set -> alarm -> motion detect by analyzing the video image, when the system detects a mobile object within the camera’s field of view the motion detection alarm and the link...
© copyright qvis ®. All documentation rights reserved. 46 figure 3.5 area setup [period]: you can also set when, during a weekly time period, the motion detection alarm function will be active. You can select up to 4 periods a day, monday – sunday. If you set a specific time frame during a particula...
© copyright qvis ®. All documentation rights reserved. 47 motion detection menu (continued): [output]: (option is only available on devices with alarm outputs) output an alarm to an external alarm device. [md interval]: set an interval between two alarms. A short time interval can be set between 0 a...
© copyright qvis ®. All documentation rights reserved. 48 [write log]: system will write a log to the system log list (see chapter 3.6.3). [mobile reported]: send a text message to a specified mobile phone number. 2.8.2 video blind navigation (from shortcut menu): main menu -> set -> alarm -> video ...
© copyright qvis ®. All documentation rights reserved. 49 2.8.3 video loss navigation (from shortcut menu): main menu -> set -> alarm -> video loss when the device does not receive a channel video signal, the system will trigger an alarm. You can set how the system will alarm and send notifications ...
© copyright qvis ®. All documentation rights reserved. 50 figure 3.10 alarm input 2.8.5 alarm output same to the chapter 2.5.5 ‘alarm output’ 2.8.6 exception handling (abnormality) navigation (from shortcut menu): main menu -> set -> alarm -> abnormality depending on the setup of you cctv system, wh...
© copyright qvis ®. All documentation rights reserved. 51 figure 3.11 exception handling [event type]: select the the event type from the drop down list. [enable]: when this box is ticked it means that the exception handling feature in enabled. [show message]: system will make an alarm message promp...
© copyright qvis ®. All documentation rights reserved. 52 2.9 system settings this menu section allows the user access to customise ordinary settings, encoding settings, network settings, network services, output mode, ptz settings and serial port settings. You can access the system settings via [sh...
© copyright qvis ®. All documentation rights reserved. 53 [date format]: select what format you want the date to be shown in: year month day/ month day year/ day month year. [time format]: select the either 12 or 24 hour time format. [language]: set the system language from 20 different types. [dayl...
© copyright qvis ®. All documentation rights reserved. 54 figure 3.14daylight saving time (days) setting. 2.9.2 encoding settings navigation (from shortcut menu): main menu -> set -> encode config. -> encode set the video / audio encoding parameters including video files, remote monitoring and other...
© copyright qvis ®. All documentation rights reserved. 55 [channel]: to select the channel number so that you can view the corresponding channel information; [compression]: select encoding standard [resolution]: select what resolution you want to set for the channel, depending on the maximum capabil...
© copyright qvis ®. All documentation rights reserved. 56 figure 3.16 network settings [net card]: type of netcard installed to the nvr. [dhcp enable]: when this box is ticked then the camera will be assigned an ip address automatically. [ip address]: the ip address of the camera is used to login to...
© copyright qvis ®. All documentation rights reserved. 57 adaptive: when network bandwidth is low, the preview screen automatically jump to sub-stream, to ensure a smooth preview. Quality priority: when the network bandwidth is large enough, the preview screen is always displayed in the main stream,...
© copyright qvis ®. All documentation rights reserved. 58 pppoe settings: figure 3.18 pppoe [enable]: when the box is ticked the pppoe is enabled. To allow access to the isp (internet service provider) provide the pppoe username and password then restart the system after saving. After restarting, th...
© copyright qvis ®. All documentation rights reserved. 59 you need to install the ntp service on a pc before setting up the details in this menu. [enable]: when the box is ticked the ntp is enabled. [server ip]: enter installed ntp server pc ’s ip; [port]: the default ntp port 123, the port settings...
© copyright qvis ®. All documentation rights reserved. 60 [ssl]: consistent with the mailbox configuration, you can log in to view the mailbox into the mailbox settings. [user name]: only fill in email address before the @. [password]: password for the user name of the application. [from]: set the m...
© copyright qvis ®. All documentation rights reserved. 61 ddns: ddns stands for dynamic domain name server. A ddns provides a static ip address for your nvr so that you can remotely access it using the registered domain name. You need to register with a ddns service before completing this setup menu...
© copyright qvis ®. All documentation rights reserved. 62 [ftp settings]: when the alarm is triggered and a signal needs to be sent an ftp server is used. Figure 3.23 ftp settings [enable]: when ticked, you have enabled the ftp function; [host ip]: ip address of the ftp server; [port]: ftp port numb...
© copyright qvis ®. All documentation rights reserved. 63 arsp: by setting this feature up, you can register a ddns sever and add the device to the ddns server to allow you to perform remote device management. Figure 3.24 arsp [type]: select the dns option; [enable]: when ticked, you have enabled th...
© copyright qvis ®. All documentation rights reserved. 64 alarm server: to allow an alarm signal to be sent to a remote device you need to setup an alarm server. Figure 3.25 alarm center [protocol type]: general; [enable]: when ticked, you have enabled the alarmserver function; [server name]: ip add...
© copyright qvis ®. All documentation rights reserved. 65 wireless config: setup a connection to the internet access via a wireless router. Figure 3.26.1 wireless config [enable]: when ticked, you have enabled this function; [type]: dial type, default is automatic (auto); [ap]: wifi access point [di...
© copyright qvis ®. All documentation rights reserved. 66 mobile monitor: this option will enable a port to be opened for the network connection between the nvr and the mobile surveillance and monitoring app. Not relevant on certain nvr models. Figure 3.26.2 upnp: upnp protocol will allow the device...
© copyright qvis ®. All documentation rights reserved. 67 wifi: connect to the wireless router using a wifi card attached to the nvr ’s main board. This is dependant on whether your device has the module fitted. Figure 3.28 wifi settings [search]: click the ‘search’ button to search out available wi...
© copyright qvis ®. All documentation rights reserved. 68 rtsp: monitoring via cross-browser (safari, firefox, google chrome), and vlc software. This function only allows for live view monitoring and not device configuration and playback. Figure 3.29 rtsp [enable]: when ticked, this will enable the ...
© copyright qvis ®. All documentation rights reserved. 69 figure 3.30 gui display [channel title]: click the channel title button and enter the channel name input menu. Modify the channel name. [time display]: when box is ticked it will display the system ’s time in the surveillance window. [channel...
© copyright qvis ®. All documentation rights reserved. 70 2.9.6 rs232 navigation (from shortcut menu): main menu -> set -> system -> rs485 * some products do not support this feature figure 3.31b port settings [serial port function]: common serial port is used to debug and update program or set up s...
© copyright qvis ®. All documentation rights reserved. 71 2.9.7 tour navigation (from shortcut menu): main menu -> set -> system -> tour set the patrol display. When you have ticked the ‘enable tour’ box the tour mode is enabled. You can choose the single-view, four-view, six-view, single mode tour ...
© copyright qvis ®. All documentation rights reserved. 72 2.9.8 digital (channel management) navigation (from shortcut menu): main menu -> set -> system -> digital within this menu section you will be able to manage the connected video channels. It also includes the digital (ip) channel management, ...
© copyright qvis ®. All documentation rights reserved. 73 digital channels figure 3.34 digital channels [channel]: select channel title [enable]: ope n digital channel, then tick ‘enable’ to be able to configure the settings on this channel. [time sync]: the time synchronisation options will allow y...
© copyright qvis ®. All documentation rights reserved. 74 figure 3.35 remote access configurations [configure name]: device is with default configuration channel, user can revise it if necessary [device type]: 3 types to choose: ipc, nvr, hvr. The user can choose which option depending on connection...
© copyright qvis ®. All documentation rights reserved. 75 note: 1. In figure 3.45, the protocol search drop-down box found on the left side, contains three options, netip, onvif, the whole. The user can select a protocol type according to specification of the ip camera. 2. Click ‘search’ and the dev...
© copyright qvis ®. All documentation rights reserved. 76 figure 3.37 network settings channel status by selecting the ‘channel status’ option you be able to see the statuses of all the digital channel found on the network.These statuses will include the name of the channel ‘channel’, the maximum ch...
© copyright qvis ®. All documentation rights reserved. 77 when a channel is added but the device is not turned on it will be displayed on the list as shown below: figure 3.39 channel status when all channels are properly connected, the display should show: figure 3.40 network settings.
© copyright qvis ®. All documentation rights reserved. 78 note: when the current resolution is over the max resolution that the channel supports , then a red “x” will be shown on the preview image, e.G: under full digital channel mode, max resolution of channel 3 is d1, if it was connected to a devi...
© copyright qvis ®. All documentation rights reserved. 79 2.10 manage tools within this section of the user interface you can configure; hard disk management, user management, automatic maintenance, restore to default system settings, import and export, restart, system upgrades and other functional ...
© copyright qvis ®. All documentation rights reserved. 80 2.10.2 account navigation (from shortcut menu): main menu -> set -> system -> account manage the user accounts and permissions. Note: 1. The maximum number of characters you can use for the user’s name is 8. A blank space ahead or behind the ...
© copyright qvis ®. All documentation rights reserved. 81 [modify user]: modify the one of the user accounts shown on the list to the left. You are able to edit the user’s details including; reuse, notes, group, class, and permissions. [modify group]: modify the one of the user groups shown on the l...
© copyright qvis ®. All documentation rights reserved. 82 figure 3.46 add user [add group]: set the group name, new user group, notes and permissions. Figure 3.47 add group.
© copyright qvis ®. All documentation rights reserved. 83 [delete user]: delete the selected user, the user cannot delete the registry. [delete group]: delete the selected user group. Figure 3.48 delete group 2.10.3 online user navigation (from shortcut menu): main menu -> information -> online user...
© copyright qvis ®. All documentation rights reserved. 84 2.10.4 tv adjust refer to chapter 2.5.7 image color 2.10.5 auto maintain navigation (from shortcut menu): main menu -> set -> system -> automaintain the user can set the system to auto reboot and auto delete file at a given time and date. Fig...
© copyright qvis ®. All documentation rights reserved. 85 2.10.6 restore navigation (from shortcut menu): main menu -> set -> system -> restore when the system is made to reset to its default setup you can choose from the list what parts to the system you want to reset to defaults. Figure 3.51 resto...
© copyright qvis ®. All documentation rights reserved. 86 figure 3.52 upgrade (provided options may vary depending on device model) [upgrade position]: locate and provide firmware update file’s directory path on the usb storage device. [upgrade file]: choose the firmware upgrade file from the direct...
© copyright qvis ®. All documentation rights reserved. 87 figure 3.53 device info 2.10.9 import / export navigation (from shortcut menu): main menu -> set -> system -> import/export users can export the log info and the configuration the file from device to a connected flash stick. You can also impo...
© copyright qvis ®. All documentation rights reserved. 88 figure 3.54 import/ export 2.11 system info this menu section displays the hard disk information, including hdd info, code stream statistic, log info and version info. 2.11.1 hdd info navigation (from shortcut menu): main menu -> information ...
© copyright qvis ®. All documentation rights reserved. 89 figure 3.55 hdd info status symbol key: ○ : hard disk is normal. X : hard disk is not operating correctly/disconnected. - : no hard disk connected. If the user needs to change the damaged hard disk, you must shut down the nvr before uninstall...
© copyright qvis ®. All documentation rights reserved. 90 2.11.2 bps navigation (from shortcut menu): main menu -> information -> info -> bps this menu section displays the code stream(kb/s)and hard disk capability (mb/h: megabytes per hour)in real time. It displays the data as a wave sketch map. Fi...
© copyright qvis ®. All documentation rights reserved. 91 figure 3.57 version 2.11.4 online user navigation (from shortcut menu): main menu -> information -> online user this information screen section will log all remote connections to the nvr by a user over the connected network. The log will disp...
© copyright qvis ®. All documentation rights reserved. 92 figure 3.58 log.
© copyright qvis ®. All documentation rights reserved. 93 3 web and client 3.1 web operation 1. When connecting to a network, use the browser on your pc to login to the nvr to use the remote control functions. To do these please follow the steps below: 2. Install the activex, file name is “ie plug_v...
© copyright qvis ®. All documentation rights reserved. 94 web interface 3.2 basic remote control operation the control interfaces shown in the ‘web interface’ image above have a number of functions that are described below: screen split: to choose the mode of preview playback: enter playback area, c...
© copyright qvis ®. All documentation rights reserved. 95 close video: at the video window, choose the video that you want to turn off, right click it and choose shut the window, also can choose shut all the windows to close all the video. 3.3 remote config device on the preview window, single click...
© copyright qvis ®. All documentation rights reserved. 96 4 troubleshooting if the problems are not listed, please contact your local cctv service professional. 1. The nvr cannot boot up normally. Possible reasons: a. The power supply is not correct. B. Bad power supply connection. C. Switch power s...
© copyright qvis ®. All documentation rights reserved. 97 4. There are no video outputs in single channel, multiple channels and all channels. Possible reasons: a. The program is not matched. Please update the program. B. The image brightness is all set to 0. Please restore the default setup. C. The...
© copyright qvis ®. All documentation rights reserved. 98 7. The local video is not clear. Possible reasons: a. The image quality is too bad. B. The reading program is wrong. Reboot up the nvr. C. The data line of the hard disk is damaged. D. The hard disk is damaged. E. The hardware of the nvr is d...
© copyright qvis ®. All documentation rights reserved. 99 11. The nvr cannot control the ptz. Possible reasons: a. There is something wrong with the frontal ptz. B. The setting, connection or the installation of the ptz decoder is not correct. C. The connections are not correct. D. The ptz setting o...
© copyright qvis ®. All documentation rights reserved. 100 14. The image is not clear or there is no image in network preview state or video file playback state. Possible reasons: a. Network is not stable. B. The user machine is resource limited. C. Choose the play-in-team mode in the network setup ...
© copyright qvis ®. All documentation rights reserved. 101 17. The keyboard cannot control the nvr. Possible reasons: a. The serial port of the nvr is not set correctly. B. The address is not correct. C. When multiple transformers are connected, the power supply is not large enough. Please give each...
© copyright qvis ®. All documentation rights reserved. 102 possible reasons: a. Front vidicon quality is bad. The lens is too dirty. The vidicon is in a poor backlighting installation location. B. The hard disk capability is not enough. C. The hard disk is damaged. 22. The downloading files cannot p...
© copyright qvis ®. All documentation rights reserved. 103 24. Click “search” why not search out any of the device. Possible reasons: a. There is no other device existing within the local area network b. The subnet mask setting is incorrectly in the network settings. 25. The snapshot at alarm functi...
© copyright qvis ®. All documentation rights reserved. 104 explorer mobile app to be able to remotely access your nvr from your mobile smart device please download one of our qvis explorer apps from either the google play or itune stores. Scan the qr codes below with you mobile smart device to be di...
© copyright qvis ®. All documentation rights reserved. 105 for more information about our nvrs and available cameras & accessories, please visit our website: www.Adata.Co.Uk alternatively scan this qr code with your smart phone to be directed instantly to our website. Download our mobile apps to rem...