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Leitch DVR-3901 Neo Installation And Operation Manual

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DVR-3901
Digital Video Recorder
Installation and Operation Manual
Edition E
175-000152-00

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  • Page 1 DVR-3901 Digital Video Recorder Installation and Operation Manual Edition E 175-000152-00...
  • Page 3 DVR-3901 Digital Video Recorder Installation and Operation Manual Edition E August 2005...

  • Page 4: Trademarks And Copyrights

    Signal Quality Manager, SpyderWeb, SuiteView, TitleMotion, UNIFRAME, Velocity, VelocityHD, VideoCarte, Videotek, and X75 are trademarks of Leitch Technology International Inc. which may be registered in the United States, Canada, and/or other countries. All other trademarks are the property of their respective owners.

  • Page 5: Table Of Contents

    Manual Information ................vii Purpose ................... vii Audience ..................vii Revision History ................viii Writing Conventions ............... ix Obtaining Leitch Documents ............x Unpacking the Module ................xi Safety Standards and Compliances ............xii Safety Terms and Symbols ............xii Chapter 1: Introduction Overview ....................1...
  • Page 6 Contents Video Compression ................8 Storage ..................... 8 Controls and Operations ..............8 Operation Modes ................9 NEO-VR Command Center Application .......... 10 Installing Adobe Acrobat Reader ........... 10 Chapter 2: Installation and Removal Overview ....................11 Checking the Packing List ..............12 Installing DVR-3901 Modules ..............
  • Page 7 Contents Alarm Synchronization ..............41 Identifying the Cause of an Alarm ..........41 Enabling or Disabling an Alarm Parameter ........42 Restoring Default Settings ..............42 Module Status LEDs ................43 Chapter 4: Remote Operation Overview ....................45 Control Port Assignment ................46 RS-422 Communication Protocol ............47 DB-9 connector ................47 UDP Control ...................49 Motion Control ..................51...
  • Page 8 Contents Loss of Video Genlock ..............70 Firmware Upgrade ................. 70 Chapter 6: Specifications Overview ....................71 Serial Digital Video Input ..............72 AES Audio Input ................... 72 Embedded Audio Input ................. 73 LTC Input ....................73 Reference Video Input ................74 Serial Digital Video Output ..............

  • Page 9: Preface

    Preface Manual Information Purpose This manual details the features, installation, operation, maintenance, and specifications of the NEO™ DVR-3901 Digital Video Recorder. Audience This manual is written for engineers, technicians and operators responsible for the installation, setup, maintenance, and operation of the NEO™...

  • Page 10: Revision History

    Preface Revision History Table P-1. Revision History Edition Date Revision History Edition A December 2003 Initial Release Edition B February 2004 Addition of NeoVR Control Center Lite CD-ROM and installation instructions for Adobe Acrobat Reader® Edition C July 2004 New material: •...

  • Page 11: Writing Conventions

    Preface Writing Conventions This manual adheres to the following writing conventions. Table P-2. Writing Conventions Term or Convention Description Bold Indicates dialog box, property sheet, field, button, check box, list box, combo box, menu, submenu, window, list, and selection names Italics Indicates email addresses, names of books and publications, and first instances of new...

  • Page 12: Obtaining Leitch Documents

    Frames Installation and Operation Manual. If your current NEO frame manual is Edition A, B, C, or D, you will need to download an updated version from the Leitch Web site to access this information. Leitch documents can be viewed or downloaded from the Leitch Web site at www.leitch.com (go to Support>Documentation).

  • Page 13: Unpacking The Module

    • The corners of the product must be protected. If the product is still within the warranty period, Leitch Technology will return it to you by prepaid shipment after servicing. DVR-3901 Installation and Operation Manual...

  • Page 14: Safety Standards And Compliances

    FR-3901, FR-3903, and FR-3923 Mounting Frames Installation and Operation Manual and can be downloaded from the Leitch Web site at www.leitch.com. Alternatively, contact your Leitch customer service representative for a copy of this safety manual. Safety Terms and Symbols This manual uses the following safety terms and symbols.
  • Page 15 Spare parts supplied for the repair and upgrade of equipment sold before July 1, 2006 are exempt from the legislation. Leitch equipment that complies with the EU directive will be marked with a RoHS-compliant...
  • Page 16 Contact your local Leitch sales representative for information on returning these products for recycling. Leitch equipment that complies with the EU directive will be marked with a WEEE-compliant symbol, as shown in Figure Figure 2.

  • Page 17: Overview

    Chapter 1 Introduction Overview The DVR-3901 module is a digital video recorder designed for NEO 1RU and 3RU rack-mounted frames, but that occupies only a single slot. This chapter covers the following topics: • “Product Description” on page 2 • “Main Features”...

  • Page 18: Product Description

    Edition A, B, • Fan modules C, or D, you will need to • Resource modules download an updated version from the Leitch Web site • Alarm interconnect modules (www.leitch.com) to access this • Power supplies information.

  • Page 19: Main Features

    • UDP control over ethernet • Capability for configuration and status via both the card edge interface and Leitch CCS software • 10/100 Ethernet connection for compressed video file transfer in or out of the disk DVR-3901 Installation and Operation Manual...

  • Page 20: Front And Back Modules

    Chapter 1: Introduction Front and Back Modules Front Module NEO front modules are designated by the suffix “-FM.” For example, the front module of the DVR-3901 is the “DVR-3901-FM.” Figure 1-1 illustrates the position of the LEDs and card-edge controls on the DVR-3901-FM.

  • Page 21: Back Module

    Chapter 1: Introduction Back Module In the NEO frame, back modules are placed directly behind the front modules. Back modules are designated by the suffix “-BM.” For example, the back module of the DVR-3901 is the “DVR-3901-BM.” The back module connections are shown below. + φ...

  • Page 22: Signal Flow

    Chapter 1: Introduction Signal Flow Figure 1-3 is a functional block diagram of the DVR-3901 module. Video Video SDI IN SDI RX Proc-Amp Compression Audio Demux Audio Media Proc-Amp online AES IN AES RX AES/EMB LTC IN LTC RX Video GL RX Frame Sync Genlock...

  • Page 23: Function Descriptions

    Chapter 1: Introduction Function Descriptions The primary video and audio interfaces of the DVR-3901 are digital. Analog video and audio outputs are provided for monitoring purposes. “Functions and Controls” on page 57 provides more details about the functions and controls. Video The DVR-3901 supports one digital video channel, that is, one SDI in and one SDI out.

  • Page 24: Video Compression

    These PC GUI software packages can be used to control, configure and monitor various Leitch products. Please see www.leitch.com for more information. The NEO DVR-3901 can be controlled by all versions of Leitch CCS. All the parameters available at card-edge are accessible from the CCS software. RS-422 Controls The DVR-3901 responds to a RS-422 controller (for example an automation controller) through an RS-422 port using Sony protocol.

  • Page 25: Operation Modes

    Chapter 1: Introduction PC Controls A PC application using Sony protocol can control the DVR-3901 through the RS-422 port. An RS-232 to RS-422 conversion cable, included in the DVR-3901 package, should be used to connect the PC to the DVR-3901 RS-422 port. “Remote Operation”...

  • Page 26: Neo-Vr Command Center Application

    FTP. Read the Command Center manual from the Leitch website for more information. Installing Adobe Acrobat Reader Adobe Acrobat Reader is available on the NeoVR Command Center Lite Installation CD.

  • Page 27: Overview

    Edition A, B, C, or D, you will need to download an updated the NEO Safety Instructions and Precautions Manual. This version from the Leitch Web site (www.leitch.com) to access this document contains important information. information about the safe...

  • Page 28: Checking The Packing List

    Chapter 2: Installation and Removal Checking the Packing List The NEO DVR-3901 module package includes these items: Note • One DVR-3901-FM front module In Europe and Asia the 2.5 in. • One DVR-3901-BM back module (6.35 cm) hard drive is described as 9.5 mm.

  • Page 29: Making Connections

    Chapter 2: Installation and Removal Making Connections Either RS-422 or PC serial cables can be used for connections on the Note DVR-3901. The DVR-3901 can also be controlled by Ethernet cables over using UDP. For more information, “UDP Control” on page Connecting Using a RS-422 Cable The DVR-3901 is equipped with a 10 ft (3.05 m) long RS-422 cable.

  • Page 30: Connecting Using A Pc Serial Cable

    Chapter 2: Installation and Removal Connecting Using a PC Serial Cable The DVR-3901 is equipped with a 6 ft (1.83 m) long PC serial control cable. This cable is male at one end and female at the other end. Plug the male end to the DB-9 connector on the back module and the other end to the PC serial port.

  • Page 31: Aes/Ltc Mating Connectors

    Leitch wiring are shown on the connectors themselves. representative and request part For LTC cables, the NEO DVR-3901 supports both 600Ω or number ‘Leitch audio 3F.’ Low-Z/Hi-Z cables. See “Setting Jumpers” on page 16 for the correct impedance matching.

  • Page 32: Setting Jumpers

    Chapter 2: Installation and Removal Setting Jumpers To achieve your desired configuration, you may need to change the settings of some, or all, of the J6, J7, J8, and J9 jumpers. There is an on-board silkscreen describing the jumper settings. Jumper Locations The jumpers are located at the rear of the board.

  • Page 33: Rs-422 / Pc Serial Cable Selection

    Chapter 2: Installation and Removal RS-422 / PC Serial Cable Selection Follow this procedure to set the J6 jumper for either manual or automatic selection: 1. Locate jumper J6 on the module. See Figure 2-3 on page 2. Place a jumper on pins 1 and 2 to set the module for RS-422 Note selection, or pins 2 and 3 to set the module for PC serial selection.

  • Page 34: Terminating Ltc Output Port (+) Termination

    Chapter 2: Installation and Removal Terminating LTC Output Port (+) Termination Follow this procedure to set the J8 jumper for either Low-Z or 600Ω series impedance for the LTC output port (+): 1. Locate jumper J8 on the module. See Figure 2-3 on page 2.

  • Page 35: Upgrading Dvr-3901 Firmware

    Follow these steps to upgrade the firmware using the Discovery method: 1. Download the most recent appropriate upgrade package from the Leitch Web site or from your CD-ROM, and then unzip the upgrade package. 2. If the affected module has not been discovered, perform the Discovery operation, as described in your CCS software application manual or online help.
  • Page 36 Chapter 2: Installation and Removal If an fl0 folder is included in the .zip file, the files within that folder must now be uploaded as shown below. (In some cases, the readme file may indicate other separate files must be uploaded instead.) Follow these steps to upload the remaining files: 1.

  • Page 37: Upgrading The Firmware (Drag-And-Drop Method)

    Follow these steps to upgrade the firmware using the drag-and-drop method: 1. Download the appropriate most recent upgrade package from the Leitch Web site or from your CD-ROM, and then unzip the upgrade package. 2. If the affected module has not been discovered by your CCS software application, enter the Build mode, and then drag or copy and paste the module’s device icon from the catalog folder into the...
  • Page 38 Chapter 2: Installation and Removal 8. Click OK. The Add Upgrade Files box appears. 9. Select the file and then click OK. 10. Click Perform Transfer and then click Yes. This may take several minutes. 11. Wait for the message File transfer to device succeeded in the status bar.

  • Page 39: Correcting A Failed Upgrading Procedure

    Follow these steps to upgrade the firmware in the fail-safe mode: Note 1. Download the most recent appropriate upgrade package from the To successfully upgrade the Leitch Web site or from your CD-ROM, and then unzip the upgrade firmware, you must follow these package. steps in the exact sequence described.
  • Page 40 Chapter 2: Installation and Removal 2. If the affected module has not been discovered by your CCS software application, enter the Build mode, and then drag or copy and paste the module’s device icon from the catalog folder into the Network or Discovery folder.

  • Page 41: Rebooting The Module

    Chapter 2: Installation and Removal Rebooting the Module Follow these steps to reboot the affected NEO module: Note 1. Click Reboot Device, and then click Yes. Some NEO modules will reboot After the module has rebooted, a message box advises you to wait automatically.
  • Page 42 Chapter 2: Installation and Removal DVR-3901 Installation and Operation Manual...

  • Page 43: Overview

    For descriptions of the manual is Edition A, B, C, or D, you will need to download an updated most-used functions of the DVR-3901 and the procedures version from the Leitch Web site (www.leitch.com) to access this for using them, “Chapter 5: information.

  • Page 44: Operation Notes

    Chapter 3: Operation Operation Notes When using the DVR-3901 module, observe the following operation Caution notes: Failure to observe these • If you change parameters within 16 seconds after the Operation Notes will result in NEO VR banner first appears on the VFD, your changes will not be accidental changes to the saved.

  • Page 45: Navigating The Operator And All Lists

    Chapter 3: Operation Navigating the Operator and All Lists To navigate, and then view or change a parameter from the Operator or All Lists, follow these steps: 1. Open the front panel of the NEO frame. 2. Press any card-edge control to turn on the VFD screen. The message NEO VR appears.

  • Page 46: Operator And All List Parameters

    Chapter 3: Operation Operator and All List Parameters This complete list of parameter settings is arranged so that the settings Note most likely requiring changes are placed at the top of the list. Items on the bottom of the list are the least likely to require changing. Parameters You can reset the default values with the designation [RO] are “read-only.”...
  • Page 47 Chapter 3: Operation Table 3-1. Operator and All List Parameters Card-Edge Options or User Parameter Name Function Range • None* DARS_Src DARS Source Selects the DARS source • AES In DARS Phase DARS Phase Adjusts the DARS phase 0* to 511 (wrap) Adjustmen •...
  • Page 48 Chapter 3: Operation Table 3-1. Operator and All List Parameters Card-Edge Options or User Parameter Name Function Range DmxGrpPres Aud DeMux Grp Lists the audio DeMux groups that are • "- - - -" [RO] Present present • "- - - 4" •...
  • Page 49 Chapter 3: Operation Table 3-1. Operator and All List Parameters Card-Edge Options or User Parameter Name Function Range • Yes* EmbEn Aud Embed Enable Enables the audio embedder • No • Group 1* EmbGrpSel Aud Embed Group Sel Selects the group number to embed to •...
  • Page 50 Chapter 3: Operation Table 3-1. Operator and All List Parameters Card-Edge Options or User Parameter Name Function Range • Off OSD_VUDisp OSD VU bar Display Determines on screen display VU meter type • VU • PPM* • VU / PPM OSD_Opaque OSD Opaqueness On screen display opacity...
  • Page 51 Chapter 3: Operation Table 3-1. Operator and All List Parameters Card-Edge Options or User Parameter Name Function Range • On OSDUsrDisp OSD User Display Enable or disable clip name on OSD • Off* PB_Gain1 Playback Gain: Ch 01 Audio Gain adjustment for playback -18.0 to 18.0 dB channel 01 (clip)
  • Page 52 Chapter 3: Operation Table 3-1. Operator and All List Parameters Card-Edge Options or User Parameter Name Function Range • Line 20 to 23 for PlyVPStart VP Play start line Video proc amp play start line • Line 20 to 25 for (line 22*) PlyWhtClip VP Play White Clip...
  • Page 53 Chapter 3: Operation Table 3-1. Operator and All List Parameters Card-Edge Options or User Parameter Name Function Range • Normal* RecMode Recording Mode Recording mode • Loop Rec • Frame Grab RecC_Gain VP Rec Chroma Gain Video proc amp chroma gain 0 to 511 (clip) (256*) •...
  • Page 54 Chapter 3: Operation Table 3-1. Operator and All List Parameters Card-Edge Options or User Parameter Name Function Range • Normal* SloMoDisp Slow Motion Display Select slow motion, stepping, and still frame display options: • F1F1F2F2 • Normal: for each frame, show both •...
  • Page 55 Chapter 3: Operation Table 3-1. Operator and All List Parameters Card-Edge Options or User Parameter Name Function Range • 525 mode: VPhase Vertical Phase Adjusts the vertical timing 0* Ln to 524 Ln • 625 mode: • 0* Ln to 624 Ln •...

  • Page 56: Setup Parameters

    Chapter 3: Operation Setup Parameters You can modify the Setup parameters to configure the card-edge Note controls for your personal needs. The Setup section appears at the end of all three navigation lists and consists of these items: Setup parameters on a local or remote control panel may be •...

  • Page 57: Alarms

    Chapter 3: Operation Alarms The DVR-3901 module has a default list of seven alarms. You can disable any alarm by modifying the Alarms parameter in the Setup section. When you select Alarms, all of the active alarms are visible in the display, below Config (Configurations).

  • Page 58: Enabling Or Disabling An Alarm Parameter

    Chapter 3: Operation Enabling or Disabling an Alarm Parameter To enable or disable an alarm parameter, follow these steps: 1. Select Alarms, then select Config, and then press Enter. 2. Select one of the alarm parameters, and then press Enter. 3.

  • Page 59: Module Status Leds

    Chapter 3: Operation Module Status LEDs Alarms are usually logged and monitored within the available software control applications (for example, +Pilot Lite, Pilot or Navigator). See the appropriate software control user manual or online help for more information. Table 3-3. LED Indicator Descriptions Description •...
  • Page 60 Chapter 3: Operation Table 3-3. LED Indicator Descriptions (Continued) Description • Amber: DVR is in E-E Mode (e.g. in recording) EE MODE • Green: Network link is established LNK/ACT • Flashing Green: Data communication is active • Off: Unit is not connected to the network •...

  • Page 61: Overview

    Chapter 4 Remote Operation Overview This chapter describes how to operate the DVR-3901 Digital Video Note Recorder using UDP/Ethernet, RS-422 or a PC controller. (RS-422 or serial control is set via jumper J6. See “RS-422 / PC Serial Cable For descriptions of the Selection”...

  • Page 62: Control Port Assignment

    Chapter 4: Remote Operation Control Port Assignment You can connect one RS-422 controller, via the serial port, and one or Note multiple UDP controllers, via the ethernet port, to the DVR-3901. However, the DVR-3901 can only respond to one controller at a time. The NeoVR Command Center To prevent the DVR-3901 from receiving conflicting commands from automatically handles Control...

  • Page 63: Rs-422 Communication Protocol

    Chapter 4: Remote Operation RS-422 Communication Protocol The DVR-3901 implements RS-422 remote control over a DB-9 connector. DB-9 connector This 9 pin connector supports serial communication that conforms to the industry standard electrical interface, data format, and command protocol used by Sony and other manufacturers. Electrical interface TIA/EIA-422-B •...
  • Page 64 Chapter 4: Remote Operation CHECKSUM The final byte in these commands is always a modulo-256 checksum. Note This is the sum of all bytes of the command, not including the checksum byte itself. This checksum byte is included in Table 4-4 Only some motion commands Table 4-5 for commands that do not contain variable data.

  • Page 65: Udp Control

    Chapter 4: Remote Operation UDP Control The DVR-3901 implements UDP remote control over an Ethernet port. UDP Communication Over Ethernet Port You can use the external Ethernet port to control the DVR-3901 by sending serial control protocol commands encapsulated in UDP packets.
  • Page 66 Chapter 4: Remote Operation Timeout & Retry Handling The controller should ignore any responses that don't match the last command's identification. If the controller does not receive a response that matches the last command's identification within the protocol's timeout, it may either retry the failed command using the same identification number, or proceed to the next command using a new identification number.

  • Page 67: Motion Control

    Chapter 4: Remote Operation Motion Control For the list of all commands supported by the DVR-3901, please refer to DVR-3901 Automation Control Developer’s Manual. In BVW/ Odetics mode, the DVR supports most of the Sony BVW-75 VTR commands and Odetics extension. In playlist mode, apart from the transport commands, it adds the command extension to support directory listing, title setting and playlist creation, chase mode, loop recording, frame grab and loop playback.

  • Page 68: Device Type Request

    Chapter 4: Remote Operation Device Type Request Table 4-5. Device Type Request Command Data (Hex) Explanation • Playlist mode: 12 11 39 01 5D Device type 00 11 11 request • BVW/Odetics mode: 12 11 20 25 68 for D1-525 12 11 21 25 69 for D1-625 Transport Commands The DVR-3901 responds to transport commands with ACK or NAK.
  • Page 69 Chapter 4: Remote Operation Table 4-6. Transport Commands (Continued) Command Data (Hex) Explanation CUE UP 24 31 ff ss mm hh uu Cue to the specified frame; this is WITH DATA always relative to the first frame of the play list (For example, to cue to time 01:22:33:15: enter 24 31 15 33 22 01) FULL EE...

  • Page 70: Variable Speed Commands

    Chapter 4: Remote Operation Variable Speed Commands The following commands specify a playback speed. When one of these commands is issued, the recorder immediately starts playing at the specified speed. The data byte(s) of the command conform to Sony’s formula for speed data.

  • Page 71: Time Commands

    Chapter 4: Remote Operation Time Commands The following command retrieves a time code from the recorder. (See Table 4-8.)Within the response, the time information is formatted as ff ss mm hh, where ff is frames, ss is seconds, mm is minutes, and hh is hours.
  • Page 72 Chapter 4: Remote Operation Table 4-10 for the format of status data. Positions that contain no entry are always zero. Table 4-10. Format of Status Data Byte No. Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Busy...

  • Page 73: Chapter 5: Functions And Controls

    Chapter 5 Functions and Controls Overview This chapter describes the most-used functions of the DVR-3901 and how to customize them. The following topics are found in this chapter: • “Functions and Controls” on page 58 • “Online Operation Modes” on page 65 •...

  • Page 74: Functions And Controls

    Chapter 5: Functions and Controls Functions and Controls The following section describes the most-used functions of the DVR-3901 Digital Video Recorder, and the procedures for using parameters to customize them. Video The DVR-3901 supports one digital video input via an SDI input port. The SDI input is 270 MHz, and complies with SMPTE259-C.

  • Page 75: Audio

    Chapter 5: Functions and Controls Using Video Proc Amps The DVR-3901 has two separate video processing-and-amplifiers (ProcAmps) built-in, one for the recording path and one for the playback path. They can be enabled or disabled by parameters VP_Rec and VP_Play. Once the parameter is set to Enable, you can control the luma gain, luma offset, chroma gain, hue, white clip, black clip and chroma clip level.

  • Page 76: Genlock And Dars

    Chapter 5: Functions and Controls Audio Outputs One channel pair of audio is output to AES, embedded onto SDI video output, and output to the audio monitoring port. Use the EmbEn parameter to enable Audio embedding or EmbGrpSel to enable group selection.

  • Page 77: Audio Video Delay

    Chapter 5: Functions and Controls phase on the AES output. Note that the DARS must be locked to the reference video, which could be a reference video input or an SDI input, depending on the RefVid setting. Otherwise, the DARSLocked status will show “Not locked”...

  • Page 78: Storage

    Chapter 5: Functions and Controls Storage The compressed video, PCM audio, and time code are stored on the Note on-board 2.5 in. (6.35 cm) IDE hard drives. A DVR-3901 has two hard drives installed. In Europe and Asia the 2.5 in. (6.35 cm) hard drive is Disk status reporting parameters include: described as 9.5 mm.

  • Page 79: On Screen Display (Osd)

    To transfer files in and out of a disk, the selected drive must be offline. Formatting Disks Leitch formats and tests DVR-3901 drives before shipment. However, if you are installing new hard drives, you must format them prior to use.
  • Page 80 Chapter 5: Functions and Controls Audio Meter Window The Audio Meter window displays VU meter, PPM meter or mixed VU/PPM (a VU meter with a top bar showing the PPM value). Enable the audio meter window through OSD_VUDisp. When you select VU meter or PPM meter, a white bar on the top indicates the peak hold value.

  • Page 81: Online Operation Modes

    Chapter 5: Functions and Controls Online Operation Modes The DVR-3901 operates in two different modes: Playlist mode and BVW/Odetics mode. Select the mode through the DvrOpMode parameter. The mode should be set properly before the DVR is used for recording. If the disk contains pre-recorded material, switching operating modes may cause undesirable effects, even when the mode is switched back to the original mode.

  • Page 82: Loop Recording

    Chapter 5: Functions and Controls The time code that is recorded is called source time code. Set the UseSrcTC parameter to On if you wish to play out the source time code during playbackt. Otherwise, the DVR-3901 generates sequential time code which starts from zero at the beginning of the playlist.

  • Page 83: Creating Playlists

    Chapter 5: Functions and Controls Creating Playlists With the help of NEO-VR Command Center, which you can purchase separately, you can construct playlists. Playlists can be assembled using selected clips and parts of selected clips. The constructed playlist forms a new sequence of video frames that can be played back seamlessly. Playlist construction is a basic form of nonlinear, cuts-only editing.

  • Page 84: Bvw/Odetics Mode

    Chapter 5: Functions and Controls BVW/Odetics Mode This mode can operate in two ways: with and without the Odetics extension. Without Odetics Extension In BVW mode, the disk space is viewed as a virtual linear tape recorded with black and prestriped with 24 hours of time code. When a clip is recorded, if LTC input is present, the time code determines the clip’s location on the virtual tape.

  • Page 85: Switching Between Bvw/Odetics Mode And Playlist Mode

    Chapter 5: Functions and Controls Switching Between BVW/Odetics Mode and Playlist Mode Material recorded in BVW/Odetics mode is preserved in original clips Note and can be edited in a nonlinear way after switching to Playlist mode; however, the sense of 24 hour time code is lost and the disk simply Be sure to use the FormatDisk holds individual video clips.

  • Page 86: Exception Handling

    Firmware Upgrade You can upgrade to new firmware using CCS Pilot or by card-edge ethernet connection. Leitch Customer Support staff will help you with your new firmware upgrades. After you download new firmware, reboot the module via CCS Pilot or by disconnecting it from and reconnecting it to its power source to continue the upgrade process.

  • Page 87: Overview

    Chapter 6 Specifications Overview The following tables list specifications for the DVR-3901 Digital Video Recorder module: • “Serial Digital Video Input” on page 72 • “AES Audio Input” on page 72 • “Embedded Audio Input” on page 73 • “LTC Input” on page 73 •...

  • Page 88: Chapter 6: Specifications

    Automatic, up to 300 M coax AES Audio Input Table 6-2. AES Audio Input Item Specification Standard AES 3 Connector Leitch 3-pin balanced connector Number of inputs Sample resolution 16/20/24 bits Sample rate 32/44.1/48/96 kHz Level 2 to 7 V pk-to-pk Balanced impedance 110Ω...

  • Page 89: Embedded Audio Input

    Chapter 6: Specifications Embedded Audio Input Table 6-3. Embedded Audio Input Item Specification Standard SMPTE272M-A Sample resolution 20/24 bits Sample rate 48 kHz LTC Input Table 6-4. LTC Input Item Specification Standard SMPTE12M Connector 3 pin balanced Number of inputs Level 0.5 to 5 V pk-to-pk Impedance...

  • Page 90: Reference Video Input

    Chapter 6: Specifications Reference Video Input Table 6-5. Reference Video Input Item Specification Standard NTSC, PAL-B Connector Number of inputs Level 1 V pk-to-pk, ±3 dB Impedance 75Ω 5 V pk-to-pk CMRR >60 dB at 60 Hz Return loss >35 dB to 6 MHz Serial Digital Video Output Table 6-6.

  • Page 91: Aes Audio Output

    Chapter 6: Specifications AES Audio Output Table 6-7. AES Audio Output Item Specification Standard AES 3 Connector Leitch 3-pin balanced connector Number of outputs Sample resolution 20 bits Sample rate 48 kHz Level 4.5 V pk-to-pk Jitter ±4 ns (0.025UI)

  • Page 92: Ltc Output

    Chapter 6: Specifications LTC Output Table 6-9. LTC Output Item Specification Standard SMPTE12M Connector 3 pin balanced Number of outputs • 2 V pk-to-pk Low-Z Level ( output into 1 kΩ) • 1.25 V pk-to-pk 600Ω Impedance Low-Z (< 25Ω) or 600Ω Transition time 40 ±...

  • Page 93: Hard Drive

    9.5 mm. Hard drive installed 2 x 80 GB 2.5 in. (6.35 cm) IDE Hard drive model the Leitch Web site or contact your Note service representative for a list of certified Older versions of DVR-3901 hard drive models shipped with two 40 GB hard drives.

  • Page 94: Power Consumption

    Chapter 6: Specifications Power Consumption Table 6-13. Power Consumption Item Specification Power-up 24.0 W max. Record/play operation 19.0 W max. Idle 16.4 W Ethernet Port Table 6-14. Ethernet Port Item Specification Standard IEEE 802.3u Connector RJ45 DVR-3901 Installation and Operation Manual...

  • Page 95: Overview

    Appendix A Tree-View Navigation Overview The Tree View is one of the three navigation modes available on the DVR-3901 modules. Unlike the other navigation modes, the Tree View is a multi-level list of parameters, arranged in the following main groups: •...

  • Page 96: Appendix A: Tree-View Navigation

    Appendix A: Tree-View Navigation Navigating the Tree View To navigate and then view or change a parameter from the Tree View, follow these steps: 1. Open the front panel of the NEO frame. 2. Press any card-edge control to turn on the VFD display. Note The message NEO VR will appear as the banner on the card-edge If you do not wish to make...

  • Page 97: Tree View Parameters

    Appendix A: Tree-View Navigation Tree View Parameters Unlike the Operator and All List navigation modes, the Tree View is a multi-level structure that includes all of the available card-edge parameters. Parameters with the designation [RO] are “read-only.” An asterisk (*) indicates the default user range or value. page 80 for instructions on navigating the Tree View.
  • Page 98 Appendix A: Tree-View Navigation ProcAmp AudDither (Options: None*, On) PB_Gain1 (Range: -18.0 to 18.0 dB [clip] [0*]) PB_Gain2 (Range: -18.0 to 18.0 dB [clip] [0*]) PB_Inv1 (Options: Yes, No*) PB_Inv2 (Options: Yes, No*) Ply_AP (Options: Enabled, Disabled*) PlyAVDelay (Range: -40 to 40 ms [clip] [0*]) Rec_AP (Options: Enabled, Disabled*) RecGain1...
  • Page 99 Appendix A: Tree-View Navigation DiskSize [RO] (Range: 0.0 GB to 655.35 GB) DiskStatus [RO] (Options: OK, Full, Malfunctn) DiskUsed [RO] (Range: 0.0% to 100.0%) DskFullErr [RO] (Options: On, Off) DskMalErr [RO] (Options: Yes, No) FormatDisk (Options: M: Online, T: Online, B: Online, None) Other DvrOpMode (Options: Playlist*, BVW/Odetic)
  • Page 100 Appendix A: Tree-View Navigation Genlock GlStdFb [RO] (Options: NTSC, PAL-B, UnKnown) GlVPrsnt [RO] (Options: Yes, No) RefVid (Options: CardRef*, SDI In, Freerun) Monitoring OSD_VUDisp (Options: Off, VU, PPM*, VU / PPM) OSD_Opaque (Range: 0* to 15 [clip]) OSDFontSiz (Options: Small, Large*) OSD_VUPosX (Options: 0 to 40 [clip] [2*]) OSD_VUPosY...
  • Page 101 Appendix A: Tree-View Navigation ProcAmp Ply_VP (Options: Enabled, Disabled*) PlyY_Offst (Range: -448 to 448 [clip] [0*]) PlyY_Gain (Range: 128 to 511 [clip] [256*]) PlyHue (Range: -180 to 180 deg [wrap] [0*]) PlyC_Gain (Range: 0 to 511 [clip] [256*]) PlyVPStart (Range: Line 20 to 23 for 525, Line 20 to 25 for 625 [line 22*]) PlyWhtClip (Range: 940* to 1019 [clip])
  • Page 102 Appendix A: Tree-View Navigation VPhase (Range: 525 mode: 0* Ln to 524 Ln, 625 mode: 0* Ln to 624 Ln) TestGen ColorBar (Options: On, Off) Setup Alarms Config DARSLckErr (Options: Enable, Disable*) DmxErr (Options: Enable, Disable*) DskFullErr (Options: Enable, Disable*) DskMalErr (Options: Enable, Disable*) GlVPrsnt (Options: Enable, Disable*) SDIPrsnt (Options: Enable, Disable*)

  • Page 103: Appendix B: Servicing Instructions

    40 GB hard When replacing the hard drives, only use drives that have been tested drives. and recommended by Leitch. For a list of approved drives, please contact your Leitch sales representative Note To replace one or both of the DVR-3901 hard drives, use the procedure “Replacing a DVR-3901 Hard Drive”...

  • Page 104: Replacing A Dvr-3901 Hard Drive

    (See your NEO FR-3901, FR-3903, and FR-3923 Mounting Frames tested and recommended by Installation and Operation Manual.) Leitch. For a list of approved drives, please contact your 3. Remove the four screws visible from the top of the assembly. Leitch sales representative.
  • Page 105 Appendix B: Servicing Instructions 6. Remove the four (M3x5 PH) metric screws, located on the sides, from the assembly. These secure the hard drive(s) that is being replaced. (See Figure B-2 below.) Hard Hard drive drive screws screws Top hard Top hard drive drive...
  • Page 106 Appendix B: Servicing Instructions DVR-3901 Installation and Operation Manual...
  • Page 107 Index control port assignment 46 correcting a failed upgrade 23 – Add Upgrade Files box 19 cue up with data 53 Adobe Acrobat Reader 10 current time sense command 55 AES 59 – alarms 41 audio 7 DARS 60 monitoring 7 DB-9 connector 47 on screen display 64 default settings for alarms 42...
  • Page 108 Index file transfer 69 firmware upgrades 70 navigating parameter lists 29 – firmware upgrading 19 Navigation Properties box 21 fl0 folder 20 NEO-VR Command Center 10 front and back module description 4 non-drop frame time code 61 full EE off command 53 full EE on command 53 Odetics mode 68 offline file transfer 9...
  • Page 109 Index rebooting the module 20 record command 52 UDP remote control 49 recording 63 unpacking xi removing and installing modules 12 – upgrading firmware 19 restoring default settings for alarms 42 retry handling 50 returning equipment xi rewind command 52 var fwd command 54 RS-422 remote control 47 var rev command 54...
  • Page 110 Index DVR-3901 Installation and Operation Manual...
  • Page 112 A brand of Harris Corporation Harris and Leitch are registered trademarks of Harris Corporation. Trademarks and tradenames are the property of their respective companies. Broadcast Communications Division 4393 Digital Way | Mason, OH USA 45040 | Tel: 1 (513) 459 3400 www.broadcast.harris.com...

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