PCX440np PDF Manual
Contents
1. Make sure that the marked side of the cable is connected to pin1 located downwards Installing the AES EBU option Remove the four screws located on the welding side remove the protective cover install the AES EBU daughterboard You may now set the protective cover back in place and rescrew it Outputs x4 27 dBW max CUT Ode FS max OUT Outpout attenuation Output gain 0 gt 128 dB 22 dB Digital input x2 AES EBU Line from line to DSP receiver transtormer T channel bits Digital output x2 Clack generator to AES EBU Line from DSP transformer balanced transmitter output channel hits Digigram PCX440np User Guide BLOCK DIAGRAMS General block diagram Optional AES EBU or Clock generator SPDIF digital Vo Processing hardware AD and OA DSP 56300 Dp Pah 256k and associated analog interface SMPTE time code optional Pll bus interface Inputs x4 0 dB FS max Input gain Input attenuation 26 de 126 dB SOFTWARE INSTALLATION No driver floppy disk is delivered with the board Please ask your supplier for an updated driver or download it from the Digigram Web site Make sure that the driver has been approved by your supplier Your supplier s application may request the use of a specific driver Please refer to the installation documentation which is delivered with the driver It details the installation procedure2. in slave or master mode one or more PCX audio boards to an external source such as video or LTC The board also features an RS422 port which supports the Sony protocol PCXC A clock generator board that allows the application to controlthe sampling frequency Post production Incorporating PCXS Xtrack is an audio editor for post production Xtrack provides frame accurate audio video synchronization 11 Product Range PROFESSIONAL DIGITAL AUDIO CARDS Digigram boards work either in linear or compressed modes and provide a com plete implementation of the ISO MPEG audio standard Layer amp Il Stereo boards two mono channels PCX9 The top of the range board PCX9 offers two independent ana log and digital inouts outputs For ISA amp PCI bus in record play back or playback only versions PCX11 Equivalent processing power on two balanced analog mono input outputs Digital on option ISA and PCI bus PCX20 Low cost card for playback only offering two unbalanced ana log mono outputs ISA bus Stereo boards for PC laptops PCXpocket PCXpocketAD Full PCX audio power in the PC Card format for laptops Two balanced analog mono inputs and one stereo output headphone or line Multi channel boards PCX80 Eight balanced analog mono outputs offering audio quality equivalent to the PCX9 Two mono Heats and digital module on option us PCX440np Four analog inputs and four analog out
3. DU 137700102 IS A Digigram www digigram com PCX440np Professional Digital Audio Card User s manual Digigram CONTENTS Information for the user Overview Hardware Installation Software Installation Cable diagrams Block diagrams Digigram complete range of products Copyright 1998 Digigram All rights reserved No portion of this manual may be reproduced without prior written consent from Digigram The copyright protection claimed here includes photocopying translation and or reformatting of the information contained in this manual Digigram is not responsible for errors and omissions and reserves the right to make improvements or chan ges without prior notice i 2 3 4 5 6 7 8 9 10 11 NOTES INFORMATION FOR THE USER Important notice please make sure that there is a good contact between the bracket and the PC frame This device complies with part 15 of FCC rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 This device must accept any interference received including interference that may cause undesired opera tion This equipment has been tested and found to comply with the limits for a CLASS B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reaso nable protection against harmful interference in a residential installation This ee generates uses and can radiate radi
4. ncy conversion Physical format and connections PClbus board 1 slot full length format 265 mm x 99 mm Connections 62 pin SUB D connector for analog or digital inouts outputs and synchronization inputs connector for inter board synchronization Available on request PCXtools np Options AES EBU SMPTE Time Code input LTC daughter board AES EBU or SPDIF digital input output daughter board PCX Designer Kit Windows Application software Power Consumption 5 V 0 9A 12 V 0 3A 12 V 0 25 A Operating Temperature Range 0 C to 70 C Digigram PCX440np User Guide HARDWARE INSTALLATION Synchro switches If one single PCX card is installed in the computer the 2 switches must be set to ON Inter board link cable If several boards are installed in the computer they may be used in synchronous mode In this case an inter board cable pin to pin cable has to be connected to each board The cable must be plugged into the synchro connector located at the top of the board The two switches near the connector must be set to ON on only one card in a set of cards linked by an inter board cable Interrupt request The Interrupt Request number is set up at start up by the PCI PnP BIOS I O address Addresses are set up at start up by the PCI PnP BIOS Installing the SMPTE MIDI option When installing the SMPTE MIDI option connect the cable to the connector loca ted at the bottom right end of the board
5. o frequency energy and if not installed and used in accordance with the instructions contained in this data sheet may cause harmful interfe rence to radio and television communications However there is no guarantee that interfe rence will not occur in a particular installation If this ee does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures reorient or relocate the receiving antenna increase the separation between the equipment and the receiver connect the equipment into an outlet on a circuit different from that of the receiver consult the dealer or an experienced audio television technician NOTE Connecting this device to peripheral devices that do not comply with CLASS B requirements or using an unshielded peripheral data cable could also result in harmful interference to radio or television reception The user is cautioned that any changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate this equipment To ensure that the use of this product does not contribute to interference it is necessary to use shielded I O cables EMC The PCX440np card complies to the following specifications International CISPR22 class B Europe NF EN 50081 1 June 1992 NF EN55022 December 1994 cla
6. puts offering the per formance level of the new np range PCI bus PCX800np Eight analog balanced mono outputs offering the perform ance level of the new np range PCI bus PCX801np Four digital stereo out puts offering the performance level of the new np range PCI bus PCX820np Two analog mono inputs and eight analog balanced mono outputs offering the perform ance level of the new np range PCI bus PCX821np One digital stereo input and four digital stereo outputs offe ring the performance level of the new np range PCI bus Notice You can obtain updated information at http www digigram com 10 Processing functions Simultaneous real time MPEG Audio compression decompression four chan nels professional audio quality reducing disk storage requirements in a pro grammable ratio of 1 4 to 1 48 At 128 kbps 1 6 compression at 48 kHz 1 minu te of mono sound or 30 seconds of stereo sound takes up only 960 Kbytes PCX440np supports Layer and II of the MPEG Audio standard ISO 11172 3 and the low sampling frequencies of the MPEG2 Audio standard ISO 13818 3 Simultaneous record playback in PCM mode no compression Real time mixing of several PCM or MPEG Audio files on one or several out puts up to 12 stereo PCM tracks or 20 stereo MPEG Audio tracks Layer Il at 256 kbps on two stereo channels A large choice of software functions such as time stretching pitch shifting for mat and freque
7. s impedance gt 10 kOhms or 600 Ohms by switch Balanced line outputs Maximum input level 26 dBu Maximum programmable output level 22 dBu Software Requirements np driver 4 10 or higher Hardware Requirements one PCI slot one level sensitive IRQ 256 bytes of I O address DEVELOPMENT TOOLS PCXtools np PCXtools is an Application Pro gramming Interface API desi gned for Windows programmers who want to develop applications easily and efficiently PCX Designer Kit PCX Designer Kit provides a low level interface for developers who require direct access to the soft ware drivers PCX Designer Kit in cludes the OEM version of Xtrack one year of access to technical support and all the components of PCXtools Xtrack Xtrack with its set of customization tools can be rapidly integrated into any application based on PCX audio boards thus making imme diately available a complete set of highly advanced editing functions EDITING Xtrack The Digigram digital audio works tation is a modular system It ope rates on one or more PCX boards The number of boards determines the number of input outputs the number of real time tracks in creases with the number of PCX boards User friendliness and po werful editing functions optimize productivity Thanks to compres sion Xtrack offers full CD quality and increased recording capacity Synchronization PCXS amp PCXC PCXS synchronizes
8. ss B NF EN 50082 1 June 1992 IEC 1000 4 2 1995 4kV contact discharge 8kV air discharge IEC 1000 4 3 l 395 3 V m IEC 1000 4 4 1995 0 5kV I O cables 1kV power supply Additional Information To guarantee compliance the cables used with the PCX440np must be shielded 7 oo complies with the standards of the EMC 89 336 CEE specifications modified in Digigram PCX440np User Guide OVERVIEW Features Audio signal processing board for PCI bus built on the Motorola 56300 DSP family with two stereo channels or four mono channels for input and two stereo channels or four mono channels for output Recording processing and playback of professional quality sound Balanced analog audio inputs outputs Downloadable software driver allowing access to various types of processing For multi channel applications the system can be extended to several intersyn chronized PCX440np boards Wordclock synchronization input SMPTE time code input Optional AES EBU inputs and outputs requiring no additional PC slot Audio specifications Four mono analog inputs 20 bit A D conversion Four mono analog outputs 20 bit D A conversion Programmable sampling frequency from 8 kHz to 48 kHz or external frequency Frequency response at 48 kHz record play 20 Hz 20 kHz 0 2 dB Signal noise ratio record play gt 92 dB Distortion noise at 1 kHz record play lt 89 dB Balanced line input
9. to follow under Windows 95 98 and Windows NT Digigram PCX440np User Guide CABLE DIAGRAMS The following diagrams provide information about the required cables J1 provi des connections for all basic and optional functions i HHII H m i r P HHL HIY m E p aei JI a S SS EEWI OI L coe ee LETT el DLL E FEEEBE SSE REEF H J10 to J14 are useful only if the AES EBU optional daughterboard is installed N Signal
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