JVC VN-E4 manual  Features

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Features

Distribution of 4-channel images to the network

VN-E4compresses 4-channel video input images in the JPEG format. For VN-E4U,each channel may be distributed at a maximum rate of 30 fps. The maximum rate for 4 channels is 120 fps in total. For VN-E4E,each channel may be distributed at a maximum rate of 25 fps. The maximum rate for 4 channels is 100 fps in total. Either VGA or QVGA may be selected as the frame size. It is also possible to simultaneously distribute a video input in both types of frame sizes.

Clients may be able to acquire these JPEG via TCP. Up to 10 JPEG or audio streams may be sent via TCP. For example, when acquiring 4 JPEG and 1 audio stream via TCP using the built-in viewer, a maximum of 2 built-in viewers may be connected to each VN-E4.

Multicast transmission of JPEG is also possible with VN-E4.Multicast transmission of up to 10 streams is possible.

Audio distribution to the network

VN-E4compresses 1-channel audio input in the µ-law format. Clients may acquire µ-law via TCP. Multicast transmission of µ-law is also possible with VN-E4.

VN-E4 comes with a built-in echo canceller. Use this during bi-directional audio transmission.

Reception and output of audio signals from the network

VN-E4enables output of µ-law received from the network as audio signals.

Built-in Viewer

VN-E4comes with a built-in ActiveX viewer. Monitoring of VN-E4images and audio using the PC is possible by installing this built-in viewer on the PC.

Motion detect and alarm input

VN-E4is equipped with motion detect function that can detect motion in each video input. It also comes with a

4-channel alarm input. It is possible to invoke actions such as notification to clients, alarm output, sending of mails and JPEG file transfer during detection of motion or alarm input. Actions may also be invoked using a combination of 2 conditions.

Controlling external devices connected to the serial port

VN-E4comes with 2 serial ports. It is possible to control external devices connected to the serial ports from the clients.

Controlling external devices

The built-in viewer of VN-E4may be used to control JVC cameras and cameras that support the Pelco-D protocol.

Restrictions on Clients

VN-E4can permit or deny access from clients based on registered IP addresses.

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Contents This manual describes the detailed usage of VN-E4 VN-E4Important Safeguards Information for Users on Disposal of Old Equipment For Your Safety Please Read the Following Text CarefullyFor Continental EUROPE, ETC For U.K. only  Copyrights in this manual  How to view this manual Features Alarm Input Copyrights in this manual FeaturesNetwork Input Cautionary Notes  Name and Function of Parts RCONTROL/SERVICE switch PRS-232C/RS-485COM1, 2 Protocol Selection SwitchSalarm Output terminal Talarm Input terminal 1-1 Remote monitoring using the built-in viewer System Setup ExamplesNetwork Video Input 1~4  1-2 Systems that combine other manufacturer’s devicesServer  2-1 Network Bandwidth Requirements for network using VN-E4Input CH Frame Size Picture Quality Control Method VGA File Size Qvga File Size 2-3 Network Jitter  2-2 Network Delay 2-4 Packet Loss  2-5 Use of Multicast 3-1 VN-E4with Factory Default Settings IP Address Setting 3-3 When IP address of VN-E4is unknown  3-2 VN-E4for which IP address is known 4-2 Network Connection / Installation 4-1 AC Adaptor  4-5 Alarm Output  4-4 Alarm Input 4-3 COM1,2 Serial Port Terminals Receiving End 4-7 Attaching Rack Mount Brackets  4-6 AV Devices 4-8 Connection with PC Case of 1 unit. VN-BK10rack mount bracketSetting Up of PC for Setting Setting Using Internet ExplorerEnter user name and password User Name Default Password Description 5-1 Jpeg View Page Top SettingsAdmin Operator User Viewer... Button Reload Button 5-2 Input Encode Number  5-3 EncodingQuality Frame RateAction  5-4 Alarm1st Trigger Max. IntervalFTP  5-5 Alarm EnvironmentMail Chattering Guard Time Motion Detect SettingOutput Duration Manual OutputCH1-CH4Button Operator PasswordDisplay Screen Detection 5-6 Serial  5-7 Basic MTU  5-8 Details 5-9 Streaming Audio Sender  5-10 Access RestrictionsClient Address NTP  5-11 TimeCurrent Password  5-12 PasswordNew Password UsernameSettings  5-13 MaintenanceAll Settings UpdateFactory Settings Factory Settings of InputFactory Settings of Encoding Factory Settings of AlarmFactory Settings of Serial Factory Settings of Alarm EnvironmentFactory Settings of Motion Detection Factory Settings of Details Factory Settings of Basic1420 Negotiation Auto PPPoE Off Username Blank Password Factory Settings of StreamingAccess Restriction Deny IP Address Blank Factory Settings of Access RestrictionsFactory Settings of Time Factory Settings of PasswordAppearance  5-14 MiscellaneousFor changing the web page appearance Manual API GuideSystem Log  5-15 OperationDestination  5-16 Settings Settings This page can be used upon access via AadminB or AoperatorB  6-1 Screen Configuration of Built-in Viewer Using the VN-E4Built-in ViewerPause Button All ButtonOperation  6-2 Built-in Viewer Settings Auto Alarm Clear Alarm Event SelectionCancel Button ACH1 RequestBAuto PAN  6-3 GUI for External Device ControlFocus ZoomSave W ModeClear MenuDigital Zoom SETSpeed Auto FocusTroubleshooting Others SpecificationsInput/Output Compression FormatVN-E4 4ch Network Encoder

VN-E4 specifications

The JVC VN-E4 is a high-performance video camera that has garnered attention for its innovative features and cutting-edge technology. Designed for both amateur enthusiasts and professional videographers, this model showcases JVC's commitment to delivering superior image quality and user-friendly functionality.

One of the standout features of the VN-E4 is its advanced imaging sensor. It utilizes a high-resolution CMOS sensor that captures stunning 4K video footage, providing exceptional clarity and detail. With a wide dynamic range, the camera excels in various lighting conditions, ensuring vibrant colors and deep contrasts. This makes it suitable for diverse shooting environments, from bright outdoor scenes to dimly lit interiors.

The VN-E4 also supports a range of frame rates, including high-speed recording options that enable slow-motion playback. This is particularly valuable for filmmakers looking to add dramatic effects to their projects. With its excellent low-light performance, the VN-E4 allows users to shoot in challenging conditions without sacrificing image quality, making it an ideal choice for events, documentaries, and creative projects.

Equipped with JVC's proprietary image processing technology, the VN-E4 offers enhanced noise reduction and image stabilization. This results in smoother footage, even during handheld shooting or when capturing fast-moving subjects. The optical image stabilization technology is especially useful for reducing the shakiness common in handheld videography.

In terms of connectivity, the VN-E4 is designed with versatility in mind. It includes multiple input/output options, including HDMI and USB ports, allowing for easy integration with external devices. This feature is essential for live streaming and professional broadcasting applications, enabling users to connect to external monitors or recorders seamlessly.

User-friendly controls are another hallmark of the JVC VN-E4. The camera features an intuitive menu system and customizable buttons, allowing for quick access to frequently used settings. The ergonomic design ensures that it is comfortable to hold for extended shooting sessions, making it a practical choice for long projects.

Battery life is another important characteristic of the VN-E4. With energy-efficient technology, the camera can operate for extended periods without frequent recharging, providing peace of mind for videographers on long shoots.

In summary, the JVC VN-E4 stands out for its impressive combination of high-resolution imaging, advanced stabilization, extensive connectivity, and user-friendly design. Whether for creative filmmaking or professional use, this camera provides the tools necessary to capture stunning video with ease and versatility, making it a valuable addition to any videographer's toolkit.
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