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JVC VN-A1U - Network Encoder Instructions Manual

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Thank you for purchasing the JVC VN-A1U.
To gain maximum benefit from this product, read this
instruction manual carefully before use and retain it for future
The serial number is very important for maintaining quality of
your product. At the time of purchase, check to see that the
serial number is correctly printed on the bottom of the unit
and that the serial numbers on the unit and warranty match.


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   Summary of Contents for JVC VN-A1U - Network Encoder

  • Page 1 NETWORK ENCODER VN-A1U INSTRUCTIONS Thank you for purchasing the JVC VN-A1U. To gain maximum benefit from this product, read this instruction manual carefully before use and retain it for future reference. The serial number is very important for maintaining quality of your product.
  • Page 2: Warnings, Cautions And Others

    IMPORTANT SAFEGUARDS 1. Read all of these instructions. 2. Save these instructions for later use. 3. All warnings on the product and in the operating instructions should be adhered to. 4. Unplug this appliance system from the wall outlet before cleaning. Do not use liquid cleaners or aerosol cleaners.
  • Page 3 11. For added protection for this product during a lightning storm, or when it is left unattended and unused for long periods of time, unplug it form the wall outlet and disconnect the antenna or cable system. This will prevent damage to the product due to lightning and power-line surges.
  • Page 4: Safety Precautions

    This device complies with part 15 of the FCC Cet appareil numérique de la Rules. Changes or modifications not approved by Class A est conforme à la JVC could void the user’s authority to operate the norme NMB-003 du Canada. equipment.
  • Page 5 WARNING Keep away from moisture Fire or electrical shock can result from the presence of mois- ture. Spillage can occur from objects containing water (flower vases, flower pots, cups, cosmetics, pharmaceuticals, etc.) and should not be placed on top of this device. Do not touch Do not touch lines (antenna wires, phone lines, etc.) con- nected to this device or power plugs during a thunder storm...
  • Page 6 PRECAUTIONS FOR SAFE AND PROPER USE To ensure safety Always observe the following to ensure correct and safe usage of this device. Read Safety Precautions thoroughly before using this device. The safety precautions contain important information and should always be observed. After reading, store in a readily available location for future reference.
  • Page 7 Cautions Do not install this device in locations such as the following. To avoid the possibility of fire or electrical shock, do not install this device in locations such as the following. • Where there is excessive humidity or dust. Do not install where there is excessive humidity or dust.
  • Page 8 Cautions • This instruction manual may not be reproduced in part or in its entirety. • Use caution to avoid infringing the copyrights of others during use. • Please note that this company does not assume any responsibility in the case of any possible errors that may be found in this instruction manual.
  • Page 9: Table Of Contents

    CONTENTS Warnings, Cautions and Others ................2 About Upgrades ....................10 Package Contents ....................10 Operating Environment ..................11 To ensure correct usage ................. 12 VN-A1U Setup ...................... 13 Before starting setup ..................13 Names of VN-A1U parts ................. 14 Setup ......................
  • Page 10: About Upgrades

    About Upgrades New versions of the software (VN-A1U) can be acquired via Internet. Download the software from the following. Home page: Package Contents This product includes all of the following items. If any item should be missing, please contact your local dealer.
  • Page 11: Operating Environment

    Operating Environment The environment described below is necessary for operation of the VN-A1U. A PC running Microsoft Windows 98, Me, XP Home, NT (Service Pack5 or higher), 2000 Professional (Service Pack1 or higher) or XP Professional. ● CPU Pentium II 300 MHz or higher (Pentium III 500 MHz or higher is recommended) ●...
  • Page 12: To Ensure Correct Usage

    ● The date and time setups are backed up by a lithium battery, which is built into the unit. When the backup becomes unavailable, the lithium battery should be replaced. Please contact the person in charge of professional camera at your nearest JVC-authorized service agent.
  • Page 13: Vn-a1u Setup

    VN-A1U Setup Before starting setup It is necessary to set an IP address for each VN-A1U unit. Use the following procedure for the setup of each unit. (If the power is not turned on, the installation of multiple VN-A1U can be performed at one time.) 1.
  • Page 14: Names Of Vn-a1u Parts

    Names of VN-A1U parts CLASS 2 ONLY FOR USA VN-A1U NETWORK ENCODER ISOLATED POWER ONLY FOR EUROPE STATUS NETWORK REMOTE Front Rear Status indicator Blinks in green during normal operation. Network indicator No connection status : Lighting in red 10 Mbit/s linked status : Lighting in orange 10 Mbit/s communicating status : Blinking in orange...
  • Page 15 RX– please contact the person TX– in charge of professional cameras at your nearest JVC-authorized service agent. COM2 port RS-232C or RS-422/485 remote control terminals. Two remote control modes can be selected using separate software. • Remote mode: Enables the remote control of the externally connected camera with RS-232C.
  • Page 16: Setup

    Setup 1. Connecting to the network • Turn on the power of only one VN-A1U unit. When network connection is completed and the power is turned on, the VN-A1U unit will be connected to the network at the following IP address. Factory default IP address: 192.
  • Page 17 2. Alarm IN/OUT connection Connect external devices to the ALARM INPUT/OUTPUT as shown below. COM OUT ALARM ALARM External External External device device device OUT 1 OUT 2 ● Cable connection and disconnection Press the sensor insert button when connecting and disconnecting cables.
  • Page 18 ● Summary of alarm input/output functions VN-A1U 0.6 mA 3.3 V Sensor device Interlocked alarm triggered by alarm input MAX.300 mA MAX.12 V Alarm device Interface condition of ALARM INPUT terminals Non-voltage relay “a” contact input or non-contact semiconductor “a” contact input or NPN open-collector input.
  • Page 19 ● Alarm input interface circuits VN-A1U DC 3.3 V PULL UP 0.6 mA 3.3 V Sensor device interface Alarm input circuit (Example 1) equivalent circuit Relay, switch, etc. Recommended connection cable Length : 50 meters (194 feet) or less Recommended cable type : UL1007, UL1015 or equivalent cable, which is equivalent to a wire...
  • Page 20 ● Examples of alarm output interface VN-A1U DC 12 V MAX.12 V MAX.300 mA Alarm output Alarm device interface circuit (Example 1) equivalent circuit DC 12 V Recommended connection cable Length : 50 meters (194 feet) or less Recommended cable type : UL1007, UL1015 or Buzzer, lamp, equivalent, which is...
  • Page 21 3. Installation of the Compact Flash Card The images before and after a detection of motion can be saved in the Compact Flash card (max. 512 MB capacity). 3-1 Removing the front cover Remove the two screws and remove the front cover. Front cover VN-A1U NETWORK ENCODER STATUS...
  • Page 22 4. Setting the VN-A1U IP address 4-1 Changing the IP address of the PC Display the network settings panel by selecting Settings from the Start button, then selecting Control Panel and Network, in that order. Select the TCP/IP item, then click on Properties.
  • Page 23 5. Installing the software 5-1 Installing the controller software Load the V.Networks Controller CD-ROM into the CD-ROM drive. The setup program is in the \JVC folder on the CD-ROM. Execute \JVC\Setup.exe and follow the displayed instructions to setup the software.
  • Page 24 6. Setup of the V.Networks Setup Tool When installation is completed, select Start - Program - V.NETWORKS to invoke the VN-A1U Setup Tool. Enter the IP address of the VN-A1U to be set up. The factory-set IP address is: Click to set up the motion For setting of the password detection operation.
  • Page 25 6-1 Motion Detection Setting The VN-A1U incorporates a motion detection function and its parameters can be setup by the user. The motion detection is based on the error between the reference image and current image. Click the MotionDetection button in the V.NETWORKS Setup Tool window to display the MotionDetection window as shown below.
  • Page 26 When the Detail button is clicked the MotionDetection Setting window is displayed as shown below. Set the motion detection parameters in this window. Each parameter is set to the luminance value per area (8 x 8 = 64-pixel array) as a target value. Set the intervals for updating the reference image.
  • Page 27 When the Reference image button is clicked, a reference image is displayed to compare with the motion detection result. (Refer to the diagram below.) Reference image (still image) When the button is pressed, the most recent reference image is displayed. When the box is checked, the most recent reference images are displayed automatically at specified intervals.
  • Page 28 6-2 Recording Setting When a Compact Flash card is installed, the VN-A1U can record images according to various trigger conditions. Click the Recording button in the V.NETWORKS Setup Tool window to display the Recording window as shown below. Set the condition for triggering recording.
  • Page 29 Set the frame rate for triggered recording. Advance Check this box to record still images at a certain interval. By setting the recording triggering described above, it is possible to record time-lapse images in normal circumstances, and to record images at the specified intervals and frame rate in the case of a trigger event.
  • Page 30 6-3 CF Information The information on the Compact Flash card installed in the VN-A1U can be displayed. Click the CF Info button in the V.NETWORKS Setup Tool window to display the CF Info window as shown below. Display of information such as the manufacturer name, etc.
  • Page 31 6-4 Current Time Setting Set the internal clock of the VN-A1U. The clock can be set either based on the PC’s clock or manually. The date and time data recorded in the CompactFlash card is the data based on this clock. Click the PC Time button in the V.NETWORKS Setup Tool window to display the following window.
  • Page 32 6-5 Alarm Setting ALARM DISTRIBUTION FUNCTION When there is an input to an ALARM INPUT terminal or a motion is detected, the VN-A1U functions for transmitting the information to the clients (V.Networks controllers) through the network. This function can be set up using the V.NETWORKS Setup Tool.
  • Page 33 In Alarm 1, Alarm 2 and Motion Detection, select OFF or ON for the input to each terminal. When ON is selected, also check the Alarm Output if the alarm signal should be output. In Relay Alarm setup to set an alarm or motion detection input received after an Alarm 1, Alarm 2 or motion detection input has been received, to be identified...
  • Page 34 Out port setting includes the following settings: OFF/ON: Determine whether or not an alarm is to be output. Output value: Determine whether the High or Low signal will be output when an alarm occurs. Enter the time for continuous signal output of selected output value (High or Low) in the text box below.
  • Page 35 The list of alarm broadcast client (IP address and port number) currently registered in the VN-A1U can be displayed by pressing List. The PCs that satisfy the following conditions are displayed. • The V.Networks controller has been started and is connected to the VN-A1U subject to setup.
  • Page 36: Password Function

    6-6 Setting the Password Password function An access protection using a password is provided to regulate connecting PCs (users). Password setting and cancellation is performed by the V.NETWORKS setup tool. Passwords for User, Operator and Administrator can be set for each of the privilege levels. Privilege Level Contents of Access Rights User...
  • Page 37 6-7 Making the set IP address valid When the IP address is changed, the pan and tilt mechanism will work and the IP address becomes valid after the VN-A1U is reset. 6-8 Special Notes on the V.NETWORKS Setup Tool CAUTION The V.NETWORKS Setup Tool is software that is only required when the setup is performed.
  • Page 38 7. Registering connection points Start the V.Networks controller (VN-A1U connection software: vn-a1u.exe), open the File menu, select New and register the connection point. Enter the IP address and name of the VN-A1U connection point. ( is used as an example in the diagram.) The folder "VN-A1U Name"...
  • Page 39: Ftp Client Function

    8. FTP Client Function This function uploads images (still images) in the VN-A1U periodically to an existing FTP server. This makes possible an image distribution service from a server and a significant increase in the number of clients to whom images are distributed. FTP Setting window (VN-A1U) [FTP]...
  • Page 40 [Error recovery] ● [On connect Error] Select the operation to be performed in the case of an error related to the TCP connection or FTP authentication. • [Retry forever] : The connection will be retried until the VN-A1U is turned OFF. •...
  • Page 41: Controller Software Operation

    Controller Software Operation Starting connection and changing connection points Refer to Software Installation on page 23 for the installation procedure. When the V.Networks controller (vn-a1u.exe) is executed, a logo will be displayed and then the following screen will appear. Connection points can be selected from this pulldown menu.
  • Page 42: Controller 1

    Controller 1 After a connection point is selected, you will find the names of currently connected VN-A1U. The name of the VN-A1U currently connected to and the controller operation mode are indicated. During viewing Invalid when connecting Invalid when connecting the images, Live View is to the VN-A1U.
  • Page 43: Controller 2

    Controller 2 The V.Networks controller has the Snapshot function. This function allows you to capture still images or save them onto the hard disk. The size of V.Networks controller can be For details, refer to "Snapshot smaller by pressing this button. It is function"...
  • Page 44: Controller 3

    Controller 3 If the cursor is briefly positioned over the VN-A1U name, a balloon display of VN-A1U names will be displayed. The V.Networks Controller has a function for recording and playing back the image of the connected VN- A1U image for a certain period of time.
  • Page 45: Deleting Connection Points

    Deleting connection points Select File from the menu and then select Delete. Select a connection point to be deleted and then click OK. Make sure the desired point is being deleted, and then click OK. CAUTION The connection point cannot be recovered once it is deleted.
  • Page 46: Image Quality Adjustment

    Image quality adjustment Select Settings from the menu and then select Quality. Image setup The compression rate is inversely Color saturation adjustment proportional to the image quality. As the value gets higher, saturation As the value gets smaller, the image gets stronger.
  • Page 47: Setting The Frame Rate

    Setting the frame rate Select Settings from the menu and then select Framerate. This is to set the upper limit of transmission frame rate from VN-A1U. CAUTION The actual frame rate depends on the operational environment (PC specifications, image compression, network infrastructure, etc.) and may be different from the transmission frame rate.
  • Page 48: Changing Resolution And Inverting The Image

    Changing resolution and inverting the image Select View from the menu. The resolution can be selected from 160 x 120, 320 x 240 or 640 x 480. Depending on the installation, select Nor mal or Upside Down. ON-SCREEN RESOLUTION CHANGE The resolution can also be changed on the screen with the following procedure.
  • Page 49: Alarm Setting

    Alarm setting This operation sets the operations that the VN-A1U executes upon receipt of the four kinds of alarm signals. Select Setting from the menu, then select Alarm. Select Non-Stop or Stop in 1 minute after the recording starts, Stop in 1 minute is used for saving space on the hard disk.
  • Page 50 Relay alarm When relay alarm setting is performed using the V.NETWORKS Setup Tool, this window becomes active. The program to be executed and the wave file to be played back when a relay alarm is generated can be set in advance. (For these items, please see the previous page.) CAUTION...
  • Page 51: Time Stamp Setting

    Time stamp setting The timestamp function displays the date and time held by the VN-A1U. Select Setting from the menu and then select Time Stamp. Sets whether the time stamp should be displayed or not. When Visible is checked, the date a n d t i m e a r e d i s p l a y e d superimposed on the camera image.
  • Page 52 Any of the following 7 display styles can be selected. YYYY/MM/DD (year/month/date hour: minute: second. millisecond) YYYY/MM/DD HH:MM:SS (year/month/date hour: minute: second) DD/MM/YYYY HH:MM:SS (date/month/year hour: minute: second) MM/DD/YYYY HH:MM:SS (month/date/year hour: minute: second) MM/DD HH:MM:SS (month/date hour: minute: second) HH:MM:SS (hour: minute: second) HH:MM...
  • Page 53: Changing Property

    Changing property TThe information related to connections and setting when the connection was first defined can be changed. (However, it is only the VN-A1U information in the offline mode that can be changed.) Select Setting - Property. Select the camera for which the properties should be changed from the V.Networks Name designations pull-down...
  • Page 54: Recording Function

    Recording function This function is to continuously record the images of connected VN-A1U onto automatically created folder with “VN-A1U Name.” Press the "REC" button. * The recorded file is saved in the folder specified when the initial setup was performed. Blinks red during recording.
  • Page 55: Playback Function

    Playback function Click the PLAY button. Select the file that you want t o p l ay b a c k f r o m t h e storage destination of the recorded file. The filename becomes the start-to-stop times of the recording.
  • Page 56: Local Recording Playback

    Local recording playback The V.Networks controller is capable of playing back the moving images that are recorded locally by a registered VN-A1U. Click the PLAY button. Click Refer to Local REC and select the VN-A1U to be played. Select the file to be played. The files are named according to the recording start time and stop time.
  • Page 57: Playback Picture Screen

    Playback picture screen Closes the playback picture screen. During playback, the slide bar m o v e s t o w a r d t h e r i g h t i n accordance with the playback time. By dragging the slide bar with the mouse, the file can be played back as desired.
  • Page 58 Snapshot display is possible. Up to 16 images can be shown as snapshot display. When 16 snapshots are displayed, a beep sound is heard if you click the Snap Shot button at this time. If you select File - Save from each of the snapshot display menus, the Save dialog box is displayed.
  • Page 59 (like a VN-C3U controller) can not be played back with this V. Networks Controller. Please use the "File Converter" and convert into the new format (*.rec) prior to playing back. You can download the "File Converter" form the V. Networks Web site at
  • Page 60: Motion Detection Standby

    Motion detection standby Open the File menu and select MotionDetect Standby. Select the VN-A1U with which motion detection is to be enabled. Click OK. Click OK to initiate the motion detection standby. When the V.Networks controller is active and it receives a motion detection notification from a VN- A1U unit, the controller connects automatically to the VN-A1U.
  • Page 61: Troubleshooting

    Troubleshooting An IP address changed The Search button of the V.NETWORKS Setup with the V.NETWORKS Tool can be used to acquire the IP addresses Setup Tool has been of V.NETWORKS cameras connected to the forgotten. network. If the desired information cannot be found by viewing the vsetup file, this must be handled as a repair.
  • Page 62 The colors are not • Check the color adjustments of the display satisfactory. or video card. The colors displayed by different PC display monitors and video cards will differ to some degree. Improvement is sometime possible by adjusting the color settings of the display monitor.
  • Page 63: Specifications

    Specifications Video input Composite video x 1 (75 ohm, 1 Vp-p), NTSC/PAL automatic detection Video output Composite video x 1 (75 ohm, 1 Vp-p) LAN standard IEEE802.3, IEEE802.3u standards Communication protocol UDP/IP, TCP/IP, ICMP, ARP, FTP Client Image compression JPEG Output image format 640 x 480, 320 x 240, 160 x 120 pixels Alarm input...
  • Page 64 Dimensions (Unit: mm)
  • Page 65 VICTOR COMPANY OF JAPAN, LIMITED is a registered Trademark owned by VICTOR COMPANY OF JAPAN, LTD. is a registered Trademark in Japan, the U.S.A., the U.K. and many other countries. Printed in Japan COPYRIGHT ©2002 VICTOR COMPANY OF JAPAN, LTD. LHT0007-001A...

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