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Datavideo KMU-300, Instruction Manual

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68 

3. 

Frequently-Asked Questions 

This section describes problems that you may encounter while using the KMU-300. If you have 
any questions, please refer to related sections and follow all suggested solutions. If problem 
still exists, please contact your distributor or the service center. 

No.

 

Problems

 

Solutions

 

1.

 

 

 

 

 

 

 

Summary of Contents for KMU-300

Page 1: ...1 KMU 300 4K MULTI CHANNEL STREAMING SWITCHER...

Page 2: ...NETWORK 21 CHAPTER 4 KMU 300 OPERATIONS 22 4 1 CHANNEL BUTTONS 22 4 2 TOUCH SCREEN 23 Preview 23 Program 24 CHAPTER 5 VIDEO STREAMING AND RECORDING 25 5 1 STREAMING NETWORK CONNECTION AND DEVICE SEAR...

Page 3: ...DV Cloud 59 5 4 STREAM AND RECORD BUTTONS 61 Record Button 61 Stream Button 61 Bitrate Button 62 Vertical Button 62 5 5 RESTORING FACTORY DEFAULTS 62 5 6 FIRMWARE UPDATE 63 CHAPTER 6 APPENDICES 64 1...

Page 4: ...plete This manual may contain typing errors omissions or incorrect information Datavideo Technologies always recommend that you double check the information in this document for accuracy before making...

Page 5: ...oper ventilation is provided 7 This product should only be operated from the type of power source indicated on the marking label of the AC adapter If you are not sure of the type of power available co...

Page 6: ...The product warranty period begins on the purchase date If the purchase date is unknown the product warranty period begins on the thirtieth day after shipment from a Datavideo office All non Datavide...

Page 7: ...quipment by handing it over to a designated collection point for the recycling of waste electrical and electronic equipment The separate collection and recycling of your waste equipment at the time of...

Page 8: ...neously The high definition output signal can be streamed to many mainstream live streaming platforms and can be stored in SD card The KMU 300 achieves camera control audio mixing backup recording wit...

Page 9: ...rts on the rear panel Power 1 DC IN DC in socket connects the supplied 12V PSU Pin 1 GND Pin 2 NC Pin 3 NC Pin 4 VCC 2 Power Switch Turns ON OFF the device 3 Grounding Terminal When connecting this un...

Page 10: ...menu PGM 1 2 3 Output The PGM 1 PGM 2 or PGM 3 port outputs one of Channel 1 2 3 4 videos full screen of the image captured by the camera and PC IN view You can also select your PGM Output Channel usi...

Page 11: ...nnel CH 1 and only MIC 2 is connected to the right channel CH 2 MIC 2 signal will not be replicated onto the left channel CH 1 which will thus be grounded NC NC When no MIC is connected to the two cha...

Page 12: ...ase insert the USB Flash drive into the FW Upgrade interface and then turn on the power of your KMU 300 the firmware update procedure will be started automatically See Appendix 1 Firmware Upgrade for...

Page 13: ...like to display on the PGM Output Buttons 1 4 correspond to Channels 1 4 Press the Full Screen button to downscale the full screen image which is shot by the 4K PTZ camera connected to the 4K HDMI Inp...

Page 14: ...lit in red the joystick can control the connected PTZ camera only You need to switch to INT which means that the INT EXT button is lit in white to control the four selected frames of the KMU 300 3 Scr...

Page 15: ...e four selected frames to the up down left and right sides Output Settings 5 L S Buttons The L button allows you to select the large selected frame and the S button allows you to select the small sele...

Page 16: ...single PGM selected frame mode press the Vertical key to switch the single PGM screen to vertical display When switching to Vertical display mode the Vertical button will be lit in red you can resume...

Page 17: ...ontrol 9 Headphone Jack Headphone jack accepts mini jack plug of any stereo headphone type for audio monitoring The headphone volume is controlled by the Headphone volume adjustment knob 10 CH1 Balanc...

Page 18: ...ted seriously You can adjust the output volume to its suitable level by using the Master audio volume control knob Audio Volume dBV 20 10 8 4 0 4 8 10 LED Color G G G G G Y Y R Range dBV 20 12 11 9 5...

Page 19: ...300 camera parameters and KMU 300 Network parameters 3 1 Overview This section covers the menu options in the order that they appear on the touch screen These settings may also appear in more detail...

Page 20: ...s Suboptions Camera Search PTC xxx Camera Model PTC xxx Camera Mode KMU 300 Mode Camera Control White Balance Auto One Push Manual Focus Auto Manual Far Near Aperture Auto Manual Bright Dark Shutter A...

Page 21: ...p59 94 2160p60 Mirror Mode Off Horizontal Vertical H V Camera OSD Enter Back Up Down 3 3 KMU 300 Network Main Menu Options Suboptions Using Fixed IP On Off IP address 192 168 100 5 Mask 255 255 255 0...

Page 22: ...w channels share the same channel To switch the program channel to other channels simply press the corresponding channel button Note only one channel can be activated as the program channel To select...

Page 23: ...mage Three finger tap Tap anywhere with three fingers to enable disable PGM channel only mode on the touch screen Note When switching to PGM Only Mode there are three channel buttons can be selected i...

Page 24: ...image point and at the same time to allow the KMU 300 to change the channel frame size to a small or large frame The steps are outlined as follows 1 Press the channel button to select the Program Chan...

Page 25: ...k with or without a DHCP server and describes how to acquire the NVS 31 MARK IV s IP address Connecting to a DHCP Network DHCP Mode Follow the following procedure to scan your DHCP network for connect...

Page 26: ...dresses As such it is recommended that you manually assign a fixed IP address to the device or use the default IP address 192 168 1 200 Default Fixed IP Default Fixed IP is primarily used in point to...

Page 27: ...the same time then turn ON the power of the device Wait for about five seconds and release the button push as soon as you see the RECORD and STREAM button LEDs light up The IP address should be the de...

Page 28: ...do not need a DHCP server to gain access to the NVS device Connect your PC to the NVS device directly using an Ethernet cable not necessarily a crossover cable Next change the network settings of you...

Page 29: ...button LEDs light up Make sure no other devices are connected to the LAN wired or wireless because this may result in IP conflicts Login the NVS 31 MARK IV via a web browser Default user name is admin...

Page 30: ...Public DNS provided by Google Click the Apply button to save the network settings Reconnect the PC and the NVS 31 MARK IV to the network Restore the PC s original network settings Shut down the KMU 3...

Page 31: ...OK to login Once logged in the first page that appears will be the Source page Source You will see the Source page immediately after logging into the NVS 31 MARK IV web UI On the Source page you will...

Page 32: ...rd settings The NVS 31 MARK IV offers the following operation modes Stream Record which will be discussed in detail in this section Stream Mode The NVS 31 MARK IV has two stream engines allowing you t...

Page 33: ...s of various parameters If the stream encoder is not needed disable this option Stream Type The NVS 31 MARK IV offers the user four stream types which are RTSP RTMP TS HLS SRT KUAISHOU and DVCloud Par...

Page 34: ...e network environment The major difference of the RTMP and SRT is that the RTMP video stream does not have timestamp in its header which means that this message is not existed in single data package S...

Page 35: ...resolution and your bitrate accordingly A good rule of thumb is for the bitrate of your stream to use no more than 50 of your available upload bandwidth capacity on a dedicated line For example if th...

Page 36: ...o specifies the amount of information stored in the video The higher the bitrate is the clearer the video is However when choosing your encoder settings for streaming you should first check your avail...

Page 37: ...red High Main Baseline Entropy There are two coding options available for generating H 264 content CAVLC Context Adaptive Variable Length Coding CABAC Context based Adaptive Binary Arithmetic Coding C...

Page 38: ...s to 384Kbps 384K 256K 128K 64K 32K Record Mode The NVS 31 MARK IV s record engine allows you to record your program on the SD card See Appendix 2 for a list of recommended SD cards The record paramet...

Page 39: ...0x480 320x240 Frame Rate Select a frame rate from the drop down menu for video recording Note The NVS 31 MARK IV will detect the frame rate automatically if the detected frame rate is 60 or 30 only 60...

Page 40: ...are listed as follows 16M 12M 8M 6M 4M 2M 1M 512K 256K Recommended video bitrates 720P or lower 8 10 mbps 1080P or higher 15 mbps or higher Encoder Mode The Encoder Mode sets the video bitrate mode fo...

Page 41: ...CAVLC which requires less computing power GOP GOP pattern with longer GOP length encodes video very efficiently Shorter GOP lengths usually work better with video that has quick movements but they do...

Page 42: ...sed in this section News News allows you to place the scrolling text over the video First pre enter the scrolling text content into a text file then upload the text file to NVS 31 MARK IV Lastly custo...

Page 43: ...ine turns red as the mouse cursor is hovered over that particular line of text is too long and certain parts have been cropped on the screen Graphic You can also add a picture to the video You will be...

Page 44: ...elect Left to Right or Right to Left Select Cut in if you want the logo to appear with no effect Lastly set the coordinates of the logo The position of the logo on the screen will be shown in the loca...

Page 45: ...animation on the screen will be shown in the location box To enable the animation simply click the Animation ON button which can be found at the bottom of the page Monitor The Monitor option allows y...

Page 46: ...System The system page allows the user to configure several network and system related settings The network settings are DHCP enable disable static IP address subnet mask default gateway primary and...

Page 47: ...47...

Page 48: ...AM buttons simultaneously Approximately after 5 seconds release the RECORD and STREAM buttons as soon as the button LEDs are turned ON The default IP address should be 192 168 1 200 Subnet Mask Static...

Page 49: ...ed to enter the NTP server address here Manual If you ve selected Manual the Date and Time fields will appear showing the device s system date and time values A calendar will appear after the Date fie...

Page 50: ...ion and format the SD card to one of the format types listed as follows FAT 32 NTFS EXFAT Click Format to start formatting Device Name Setting Enter a name for this device and click Apply to save the...

Page 51: ...ing the most up to date information Vertical On this page you will be able to change your stream video orientation Crop Designed for KMU 300 product series allowing 16 9 video output and image crop on...

Page 52: ...o playback video stream If your PC or laptop does not have VLC media player installed please visit VideoLAN s official homepage https www videolan org and download the installation file then install t...

Page 53: ...below enter the stream URL then click Play to start streaming Follow the steps below to obtain the TS URL 1 On the web UI click Operation Mode Stream to open the stream settings page 2 Select TS from...

Page 54: ...ream button to start the stream 5 Enter the TS play URL into the client device to which the video stream is delivered over TS protocol 6 On the computer open VLC then click Open Network Stream shown i...

Page 55: ...Select HLS from Stream Type drop down menu 3 Click the Start Stream button to start the stream 4 Based on your settings the device will automatically generate a m3u8 stream URL http 192 168 1 82 hls 2...

Page 56: ...he stream URL then click Play to start streaming 8 You can also play m3u8 stream URL using the devices listed as follows iPhone iPad and MacBook Use Safari to open the m3u8 stream URL Windows 10 Use M...

Page 57: ...o set up an RTMP stream to Youtube The step by step account setup is outlined as follows 1 First obtain the Server URL and Stream name key from Youtube 2 Open the Youtube Live Dashboard https www yout...

Page 58: ...n SRT stream on NVS 31 MARK IV of the KMU 300 you can configure it as an SRT source encoder caller mode or an SRT destination decoder listener mode To establish an SRT link between the source and dest...

Page 59: ...e amount of latency to apply to the stream The default value is 1000 ms b If Listener is selected simply enter a port number that you intend to use on this device for the SRT stream 4 Click the Start...

Page 60: ...SRT stream Channel Name Enter an arbitrary name of the video channel streamed to DV Cloud Model Name Please enter your desired source name for showing on the DV Cloud Reference Latency This column wil...

Page 61: ...le the RECORD button is solid white Press and hold the RECORD button for approximately 2 seconds When the record function is activating the RECORD button turns from solid white then blinking red and f...

Page 62: ...ECORD button and the STREAM button while pressing the BITRATE button to switch stream bitrate mode H M or L Note The system will return to original settings if the BITRATE button push is not sensed Th...

Page 63: ...n solid white it indicates that the NVS 31 MARK IV s factory defaults have been successfully restored 5 6 Firmware Update Datavideo usually releases new firmware containing new features or reported bu...

Page 64: ...d persist through the firmware upgrade process which should not be interrupted once started as this could result in a non responsive unit Firmware Upgrade Requirements The latest KMU 300 firmware upda...

Page 65: ...confirm that the latest firmware file is downloaded from Datavideo official website s product page Please unzip the downloaded firmware and then please save the six firmware files including DBSPCSC b...

Page 66: ...u will find a list of SD cards recommended by Datavideo Recommended SD Cards No Brand Model Pictures 1 Kingston SDHC I C10 16GB 2 SANDISK Extreme SDXC I C10 U3 V30 64GB 3 SONY SDXC I C10 U1 64GB 4 SAN...

Page 67: ...67 7 SANDISK Extreme SDHC C10 16GB 8 ADATA Premier Pro microSDXC I UHS I U3 Class 10 with SD adapter 64GB 16GB 9 SANDISK ULTRA SDHC SDXC UHS I 128GB 10 Transcend 300S UHS I SDHC 64GB 32GB...

Page 68: ...s problems that you may encounter while using the KMU 300 If you have any questions please refer to related sections and follow all suggested solutions If problem still exists please contact your dist...

Page 69: ...69 4 Dimensions Unit mm...

Page 70: ...itrate Record Only Up to 16Mbps 1080p50 60 Stream Only Up to 10Mbps 1080p50 60 dual stream Record Stream 36Mbps 1080p50 60 Streaming Video Rate Mode CBR Streaming Audio Mode Stereo Mono Streaming Audi...

Page 71: ...71 Weight 4 3 kg Power Supply DC 12V 52W Storage Temp Range 10 C 60 C 14 F 140 F Operating Temp Range 0 40 C...

Page 72: ...72 Service and Support www datavideo com product KMU 300 Dec 22 2023 Version E2...

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