Ziatech Corporation ZT 8995 Hardware User Manual

Std bus ethernet interface
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Ziatech Corporation ZT 8995 Hardware User Manual

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Summary of Contents for Ziatech Corporation ZT 8995

  • Page 1 Artisan Technology Group is your source for quality new and certified-used/pre-owned equipment SERVICE CENTER REPAIRS WE BUY USED EQUIPMENT • FAST SHIPPING AND DELIVERY Experienced engineers and technicians on staff Sell your excess, underutilized, and idle used equipment at our full-service, in-house repair center We also offer credit for buy-backs and trade-ins •...
  • Page 2 ZT 8995 STD Bus Ethernet Interface Hardware User Manual Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 3: Table Of Contents

    CONTENTS MANUAL ORGANIZATION ........................4 1. INTRODUCTION ..........................5 ABOUT THE ZT 8995 INTERFACE.....................5 PRODUCT DEFINITION ....................5 FEATURES ........................6 FUNCTIONAL BLOCKS ......................7 LAN INTERFACE (DP83905)..................8 SERIAL INTERFACE (DP83905) ..................8 TRANSCEIVER INTERFACE (DP8392)................9 PACKET RAM BUFFER ....................9 USER PROM SOCKET....................9 INTERRUPT CAPABILITY....................9 DIAGNOSTIC LEDS .......................9 ZT 97115 SOFTWARE DISK.......................9...
  • Page 4 Contents W15 (EARLY ALE* SIGNAL GENERATION) ..............46 W16 (WAITRQ* ENABLE SELECTION)................47 W17 (16-BIT DATA WIDTH SELECTION)..............47 W18 (16-BIT DATA WIDTH SELECTION)..............47 W19 (WAITRQ* ENABLE SELECTION)................48 B. NETWORK COMPONENTS AND CABLING ..................49 ETHERNET OPTIONS SUMMARY ...................49 THIN ETHERNET ......................49 THICK ETHERNET.......................50 TWISTED-PAIR ETHERNET ..................50 FIBER-OPTIC USAGE....................51 THIN ETHERNET CABLING .....................51...
  • Page 5: Manual Organization

    The ZT 97115 software drivers, setup, and diagnostic programs are also described. If you wish to evaluate the ZT 8995 to determine if it fits your needs, this chapter is especially useful to you.
  • Page 6: Introduction

    Product Definition The ZT 8995 is an Ethernet Interface for the STD 32 bus and for the STD bus. It supports 10Base-T as well as Thin Ethernet (Cheapernet, 10BASE2) and Thick Ethernet (10BASE5) cabling options. For cable configurations, review Appendix B, "Network Components and...
  • Page 7: Features

    1. Introduction In addition to these features, the ZT 8995 incorporates low-power CMOS devices for operation in 0º to +70º Celsius environments. CMOS devices that are TTL-compatible ensure system compatibility with other CMOS or TTL STD bus boards. Features •...
  • Page 8: Functional Blocks

    1. Introduction FUNCTIONAL BLOCKS A description of each functional block follows the below figure "Functional Block Diagram." 10Base-T RG58 Frontplane LEDS RJ-45 DB-15 Interrupts Trans. Interface 8392 (Cheapernet) Serial EEPROM Interface DP83905 PROM Socket Functional Block Diagram   Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 9: Lan Interface (Dp83905)

    • Loopback capability for diagnostics • Isolation from Ethernet cable The DP83905 interfaces the ZT 8995 to the Ethernet cable via an external Attachment Unit Interface (AUI) drop cable, the on-board Transceiver Interface (8392), or twisted- pair cabling.   Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 10: Transceiver Interface (Dp8392)

    The National Semiconductor (or equivalent) DP8392 Transceiver Interface is used as a coaxial cable driver/receiver for Thin Ethernet (Cheapernet) applications. The Thin Ethernet cable can be connected directly to the ZT 8995 without using an external drop (AUI) cable because the connector is isolated from the Serial Interface (8391) by an isolation transformers and a DC to DC converter.
  • Page 11: Zt 97115 Product Definition

    ZT 8995 is NE2000 compatible and can be used with most drivers that are already provided with your network software. Setup Program The ZT 97115 includes a setup program to initialize the ZT 8995. The setup program is used to initialize the following: •...
  • Page 12 INFOSET.EXE can also set memory mode, but does not include the ability to configure the memory map. If you plan to operate the ZT 8995 in shared memory mode, set it for I/O operation first, using INFOSET.EXE, and then use AUTOSET8.EXE to tailor the ZT 8995 configuration for your system.
  • Page 13: Getting Started

    SYSTEM REQUIREMENTS The ZT 8995 is designed for use in an STD bus application. Therefore, the board is mechanically and electrically compatible with the STD 32 series and STD standards. Twisted Pair operation: the board requires +5 VDC ±5% at 350 mA maximum, 140 mA typical.
  • Page 14: Memory Requirements

    Memory Requirements The ZT 8995 may be assigned memory space within a range of addresses located above the system memory (typically 640K). The ZT 8995 may require as much as 48 Kbytes of memory space for its 16 Kbyte RAM buffer and optional 64-Kbyte PROM.
  • Page 15: Processor Compatibility

    Other boards or functions (for example, EGA) may use this memory space. PROM Base Address Map PROCESSOR COMPATIBILITY The ZT 8995 is designed for STD 32 and STD systems. It can be used with any STD bus microprocessor that meets the STD 32 bus read and write timing specifications. DEFAULT CONFIGURATION For most systems, the ZT 8995 does not require jumper changes in order to operate.
  • Page 16: Software Configuration

    The setup program contains the software necessary to select the configuration options for the ZT 8995. It may be found on the ZT 97115 diskette under the SETUP directory. Use the INFOSET.EXE setup program after installing the ZT 8995 board in an STD-80 or STD 32 system.
  • Page 17 2. Getting Started If you have purchased a ZT 8995 for a Ziatech system for the first time, it will be configured as follows: • Software disabled • Interrupts disabled • PROM socket disabled Use the setup program INFOSET to configure and enable the ZT 8995 operating parameters.
  • Page 18 2. Getting Started INFOSET 300 9 I/O UTP To set the ZT 8995-D2 board to a base I/O address of 280h, using interrupt level IR5, and thin Ethernet (connector J4) the command line is: INFOSET 280 5 I/O THIN If you plan to use the AUI connector (J3) the command variable "THICK" replaces "THIN"...
  • Page 19 DP83905 AT/LANTIC hardware for a more detailed explanation of this section. The ZT 8995 does not require many jumpers because most of the configuration options for the board can be programmed by software. The serial EEPROM can also be written   Artisan Technology Group - Quality Instrumentation ...
  • Page 20 2. Getting Started to by the on-board AT/LANTIC, allowing the configuration to be changed and saved. The memory map of the EEPROM is shown in the "EEPROM Contents" table. The fields in the EEPROM are defined as: Configuration Register A - Stores the base I/O Address and Interrupt number that the board is currently using.
  • Page 21 2. Getting Started EEPROM Contents D15 .. D8 D7 ..D0 0Fh Not used Config Reg. C Config Reg. B Config Reg. A 0Dh Not used Not used 0Ch Not used Not used 0Bh Not used Not used 0Ah Not used Not used Not used Not used...
  • Page 22 IOAD2..0 (D2..0) - The Base I/O Address for the ZT 8995 is programmed by these three bits. When programmed to [0 0 1], the ZT 8995 will power up in software mode and not respond to any I/O Address. However, it will monitor the parallel port (278h) for four consecutive writes.
  • Page 23 Read operation. The ZT 8995 is shipped with the FREAD function disabled. [FREAD = 0]. MEMIO (D7) - Selects either I/O Port mode or Shared RAM mode. The ZT 8995 comes configured to run in I/O Port mode. [MEMIO = 0].
  • Page 24 GDLNK (D2) - This bit enables link test pulse generation and integrity checking when using twisted pair. It can also be read to indicate status. Link pulse generation and checking is disabled by writing a 1 to this bit. The ZT 8995 is shipped with link testing enabled.
  • Page 25 BPS3..0 (D3..0) - These four bits select the memory address and size of the Boot PROM. If BPS3..0 is equal to [0 0 0 X], the Boot PROM is disabled. The ZT 8995 comes configured to operate with the boot PROM disabled. Refer to the following table, "Boot PROM Address/Size...
  • Page 26 INTMODE (D5) - This bit selects which interrupt mode the AT/LANTIC controller will use. When low, direct drive interrupts are used. When high, coded interrupts are used. The ZT 8995 must be configured to use coded interrupts (bit is high in this AT/LANTIC register).
  • Page 27: Shared Memory Mode Operation

    0D000h 64K/64K Shared Memory Mode Operation The ZT 8995 can be configured for Shared Memory Mode operation. The operating mode and base I/O address of the AT/LANTIC Controller are determined by Configuration Register A. Shared Memory Mode operates under the structure illustrated in the figure "Shared Memory Mode I/O Address...
  • Page 28 ZT 8995 is operating as an 8- or 16-bit board. When D0 is read as a logical 1 the ZT 8995 is in 16-bit mode. When this bit is read as a logical 0 the ZT 8995 is in 8-bit mode.
  • Page 29 0 so you must program the base memory address and set this bit to logical 1 to enable the memory into the system's memory map. RESET (D7) - Resets the NIC core of the AT/LANTIC controller chip on the ZT 8995. Shared Memory Control Register 2...
  • Page 30: Configuring Multiple Boards

    5. Select and alter other configuration options as necessary. 6. Save the configuration, then exit the setup program. Repeat this procedure until all boards in your system are configured. When the ZT 8995 is installed and configured, you are ready to test the board and cable, install the software drivers, and load the network software.
  • Page 31: Installing The Drivers

    PROM device and your network software. TROUBLESHOOTING HINTS If the ZT 8995 does not appear to be functioning, follow the steps below to verify installation: 1. Verify that the network cable is securely attached to the RJ-45 connector (J2) on the ZT 8995-D1 or to the Thin Ethernet BNC connector (J4) or the Ethernet DB15 AUI network connector (J3) on the ZT 8995-D2.
  • Page 32 Were all the necessary files copied? Have the software drivers been modified to reflect the configuration made with the setup program? 9. If more than one ZT 8995 is installed in your computer, make sure each one has a different I/O address, RAM/PROM address, and IRQ selection. Multiple boards must be installed and set up one at a time.
  • Page 33: Further Information

    2. Getting Started FURTHER INFORMATION You can obtain further information on IEEE 802.3 and debugging techniques from the following sources: IEEE 802.3 IEEE 802.3 Local Area Networks Standard is available from the Institute of Electrical and Electronics Engineers. Inc., 445 Hoes Lane, P.
  • Page 34: Theory Of Operation

    3. THEORY OF OPERATION This chapter presents a high-level look at how the ZT 8995 functions. It includes sections covering commonly asked questions, the STD interface, Ethernet interface, and diagnostic LEDs. The "Functional Diagram" figure illustrates the basic functional blocks of the ZT 8995.
  • Page 35: Std Interface

    – Yes, the two boards are identical for software operation. The same software driver disk can be used for either board. – At the hardware level, the two boards are quite different and the ZT 8995 needs to be configured specifically for WD 8003EB compatibility (shared RAM mode, etc.).
  • Page 36: I/O Port Decode

    0 with jumpers W4-7. EPROM Socket The ZT 8995 includes a PROM socket that can accommodate 32, 64, 128, or 256 Kbyte parts where only the top 32 Kbyte block is accessible. In shared memory mode (not   Artisan Technology Group - Quality Instrumentation ...
  • Page 37: Interrupts

    0C000h and 0D000h. If a PROM device is installed on the ZT 8995, memory space must be allocated to it. A register within the LAN interface chip is used to save the address bits that decode both the PROM socket and the size of the part.
  • Page 38: Wait States

    The ZT 8995 frontplane interrupts are tri-state logical 0 signals that are software selectable for FP3*, FP5*, FP7*, and jumper selectable for FP1* or FP6* when the ZT 8995 is configured for interrupt level IR15. These frontplane signals can be routed to the processor board with a frontplane ribbon cable.
  • Page 39 The ZT 8995 is hardware compatible with the IEEE 802.3 frame format and ideally should not be mixed with the older (pre-certified) ethernet controllers.
  • Page 40: Twisted-Pair Ethernet (10Baset) Connector

    An RJ-45 connector and 10BaseT transceiver is provided on the ZT 8995. Two unshielded twisted-pairs (22-26 gauge) are used for each cable segment. Cable segments are arranged in a star topology (unlike thin/thick, which are bus topologies) around a multi-port repeater.
  • Page 41: Thin Ethernet (Bnc) Connector

    ZT 8995 (J1). Normally a BNC "T" connector is attached to the BNC connector so that two RG58 A/U cables may be attached at this point. If the ZT 8995 is the first or last board on the network cable, the unused "T" connector is fitted with a 50 ohm (±2%) termination cap.
  • Page 42: Jumper Configurations

    A. JUMPER CONFIGURATIONS The ZT 8995's jumpered options tailor the board's operation to specific application requirements. A description of the effects produced by installing or removing each jumper is presented in the "Jumper Descriptions" topic. The "ZT 8995 Jumper Cross Reference" table in that topic lists the jumpers associated with each option.
  • Page 43 A. Jumper Descriptions ZT8995 Customer Jumper Configuration   Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 44: Jumper Descriptions

    A. Jumper Descriptions JUMPER DESCRIPTIONS The "Jumper Cross Reference" table below lists the jumpers associated with each † option. A dagger ( ) in a jumper description indicates a factory default configuration. A description of the effects produced by installing or removing each jumper follows the current topic.
  • Page 45: W3 (Isp Pal Program Enable)

    A. Jumper Descriptions W3 (ISP PAL Program Enable) This jumper is used to three-state the on-board data and address buffers, allowing the PAL at location U15 to be programmed in-circuit. This jumper should be left in the 'B' position for normal operation. Jumper Function In-circuit programming of PAL U15 allowed...
  • Page 46: W8,9,15 (Shared Memory Block Location)

    † 0DC00h 0D800h W10 (Thin Ethernet Enable) This jumper enables power to the DC/DC unit, enabling Thin Ethernet operation on the ZT 8995-D2. Normal operation leaves this jumper removed to reduce power consumption. Function Enables Thin Ethernet operation † Disables Thin Ethernet operation †...
  • Page 47: W11-W14 (Interrupt Signal Selection)

    A. Jumper Descriptions W11-W14 (Interrupt Signal Selection) These jumpers provide additional interrupt control. When a software configuration utility is used to select IR15, the interrupt is routed to these four jumpers. Installing one of the four jumpers determines where IR15 is routed. The factory default leaves these jumpers uninstalled.
  • Page 48: W16 (Waitrq* Enable Selection)

    A. Jumper Descriptions W16 (WAITRQ* Enable Selection) W16 controls how WAITRQ* is generated. Installing W16 allows WAITRQ* to be generated early in the I/O cycle. Removing W16 generates WAITRQ* based only on IOCHRDY from the AT/LANTIC chip. W16 should remain installed. Function †...
  • Page 49: W19 (Waitrq* Enable Selection)

    A. Jumper Descriptions W19 (WAITRQ* Enable Selection) Installing W19 enables the ZT 8995 to drive WAITRQ* onto the backplane. W19 should remain installed. Function † Enables WAITRQ* Disables WAITRQ* † Factory default configuration   Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 50: Network Components And Cabling

    Thin Ethernet cabling (10Base2) is the simplest and least expensive approach to Ethernet. It maintains the same data rate as Thick Ethernet but limits distance and number of nodes. Thin Ethernet uses connector J4 on the ZT 8995-D2 frontplane, which is a female BNC type connector. Refer to the figure "Frontplane...
  • Page 51: Thick Ethernet

    Thick Ethernet Thick Ethernet cabling (10Base5) uses an Attachment Unit Interface (AUI) drop cable, also known as a Media Attachment Unit (MAU), to connect the ZT 8995-D2 to an external transceiver. The MAU connects to the Ethernet trunk (or backbone) coaxial cable to provide access to the other Thick Ethernet network components.
  • Page 52: Fiber-Optic Usage

    Thin Ethernet configuration. Thin Ethernet "T" Connectors and Terminators A "T" connector at the ZT 8995-D2 BNC interface provides connection to other Ethernet components or cards on both sides of the T connector. Refer to the following figure, "Thin Ethernet Cable...
  • Page 53: Thin Ethernet Repeaters

    The ZT 8995 can be programmed with AUTOSET8 to use the longer segment length. No jumper changes are required to set the ZT 8995 for SL or EL segment usage. The SL maximum length-per-segment is 185 meters (600 feet), and the EL maximum length-per-segment is 300 meters (1000 feet).
  • Page 54 RG58 A/U Point-to-Point "T" Connectors Coax Cable With 50 Ohm Terminators Single Port Repeater ZT 8995 or Compatible Node ZT8995 Repeater to Extend Network Span   Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 55 B. Network Components and Cabling RG58 A/U Point-to-Point Coax Cable "T" Connectors With 50 Ohm Terminators Multi Port Repeater ZT 8995 or Compatible Node ZT8995 Repeater to Increase Segment Quantity   Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 56: Thick Ethernet Cabling

    15-pin D connector on the other end, preferably with a slide latch (also an IEEE 802.3 standard). The male end of the AUI drop cable connects to the female connector (J3) on the ZT 8995-D2. The female end connects to the MAU, which is tapped off the Thick Ethernet cable.
  • Page 57: Thick Ethernet "T" Connectors And Terminators

    B. Network Components and Cabling Media Attachment Unit Transceiver Thick Type Coaxial Cable Drop Cable ZT 8995 or Compatible Node 50 Ohm Terminator N-Type Repeater To Other Segments ZT8995 Thick Ethernet Cable Segment Thick Ethernet "T" Connectors and Terminators 50 ohm terminators at each end of the Thick Ethernet trunk segment keep the correct amount of signal reflection on line during the data communication.
  • Page 58 B. Network Components and Cabling If an MAU transceiver equipped with a System Quality Error test function is used as a repeater transceiver, you must disable the test. You can, however, enable the test when using the MAU as a transceiver. Intrusive Tap MAUs Intrusive cable taps splice into the thick cable trunk by cutting the cable at the desired tap-in marking, located on the cable at 2.5 meter (8 foot) intervals, and installing N-type...
  • Page 59: Thick Ethernet Repeaters

    (a transceiver is used when connecting a repeater to a Thick Ethernet cable trunk). You can, however, enable the test when using the MAU as a ZT 8995-D2 transceiver. TWISTED-PAIR ETHERNET CABLING Each Twisted-Pair Ethernet node has its own interface to a central hub. This interface can be a repeater, bridge, or host interface module.
  • Page 60: Twisted Pair Ethernet Repeaters

    It is relatively easy to install Twisted-Pair Ethernet nodes in many buildings that already have this twisted-pair telephone wiring. No jumper changes are required to operate the ZT 8995-D1 in a twisted-pair configuration. Media Attachment Unit...
  • Page 61: Fiber Optic Cabling

    Thick Ethernet MAU transceiver except that a fiber optic connector is provided in place of the coax cable tap. The ZT 8995-D2 connects to the fiber optic MAU through an AUI drop cable as described in the "Thick Ethernet Cabling"...
  • Page 62: Fiber Optic Repeaters

    MAU transceiver is still required, however. Media Attachment Unit Transceiver Drop Cable Repeater Fiber-Optic Fiber-Optic Repeater Cable Link Repeater ZT 8995 Compatible Node ZT8995 Fiber Optic Connection   Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 63: Network Interconnection

    C. NETWORK INTERCONNECTION This appendix is made up of tables demonstrating the allowable IEEE networking interconnection specifications described in Appendix B. It compares the different forms of media that can be used in the network cabling structure. These media types are thin coax, thick coax, twisted-pair wiring, and fiber optic cable.
  • Page 64 C. Network Interconnection BUILDING 2 BUILDING 1 FLOOR 3 Thin Node Ethernet AUI Cable Twisted-Pair Cable Repeater TNT TNT Thick Ethernet FLOOR 2 Host Interface Module Repeater Thin Fiber-Optic Ethernet Cable AUI Cable BUILDING 3 Fiber-Optic Repeater Cable Repeater Thin Ethernet Cable FLOOR 1...
  • Page 65: Network Characteristics

    C. Network Interconnection NETWORK CHARACTERISTICS The following tables show the IEEE standards for each of the ZT 8995-compatible network types: • General Network Characteristics • Thin Ethernet/Cheapernet • Thick Ethernet • Attachment Unit Interface Cable • Twisted-Pair Ethernet • Fiber Optic...
  • Page 66 C. Network Interconnection Thin Ethernet/Cheapernet This table gives the specifications for the non-IEEE standard, Extended Length (EL) segments. Refer to "Standard and Extended Length Segments" in Appendix B for a discussion of Standard Length (SL) and Extended Length (EL) segments. To operate in Extended Length mode, each node on the network must be capable of Extended Length operation.
  • Page 67 C. Network Interconnection Thick Ethernet † Characteristic Thick Ethernet Topology Maximum segment length 500 meters (1640 feet) Maximum number of repeaters between any two nodes Network span 2500 meters (8200 feet) Maximum nodes per segment Minimum spacing between nodes 2.5 meters (8 feet) at tap-in markings Cable type .4"...
  • Page 68 C. Network Interconnection Twisted-Pair Ethernet † Characteristic Twisted-Pair Ethernet Topology Star Maximum segment length 100 meters (325 feet) Maximum nodes per segment Cable type Unshielded twisted-pair Cable connectors RJ-45 Fiber Optic Characteristic Fiber Optic Topology Star Maximum run or segment length 1000 meters (3280 feet) Maximum nodes per segment Cable type...
  • Page 69: Specifications

    D. SPECIFICATIONS This appendix describes the electrical, environmental, and mechanical specifications of the ZT 8995. It also includes illustrations of the board dimensions, connector locations, and the P/E connector pinouts, as well as tables showing the pin assignments for the ZT 8904's five connectors.
  • Page 70 "STD Bus Loading, E Connector" table includes load values for STD 32 connections. Note: The ZT 8995 uses CMOS devices which have high and low input currents of ±10 µA. STD Bus Loading, P Connector PIN (CIRCUIT SIDE) PIN (COMPONENT SIDE)
  • Page 71: Std-80 Compatibility

    XA28* XA24* ZT8995TD-02 STD-80 Compatibility The ZT 8995 is designed for use in an STD 32 backplane environment. While designed to be backward compatible with STD-80 systems, the ZT 8995 is not guaranteed to work in all system topologies.  ...
  • Page 72: Mechanical Specifications

    D. Specifications MECHANICAL SPECIFICATIONS The following topics list mechanical specifications, including card dimensions, card weight, and ZT 8995 connectors. Card Dimensions and Weight Width: 113.8 mm (4.5 inches) Height: 165.1 mm (6.5 inches) Weight: 4.0 oz. (-D1). 5.1 oz. (-D2) 6.500...
  • Page 73: Connectors

    Connector Locations STD 32 P/E Connector The P connector is the interface between the ZT 8995 and the STD-80 bus. This connector is a 56-pin (dual 28-pin) card-edge connector with fingers on 0.125 inch contact spacing. The mating connector is a Viking 3VH28/1CNK5 or equivalent for the solder tail, or a Viking 3VH28/1CND5 or equivalent for a three- level wire wrap.
  • Page 74 Viking S3VT68/5DE12 or equivalent for the card extender. The "P/E Connector Pinout" figure shows pin assignments for the E connector and the table "STD Bus Loading, E Connector" shows signal assignments. ZT 8995 (Component Side) (Solder Side) P/E Connector Pinout   Artisan Technology Group - Quality Instrumentation ...
  • Page 75 D. Specifications J1 (Frontplane Interrupts) Connector J1 is a male 10-pin right angle header connector with a retention latch. This connector provides frontplane access to interrupt signals. The mating connector is a female 10-pin ribbon cable connector. If a 10-pin connector for interrupts is used, or any connector with less than 10 pins, and it has a polarization key, the keyed notch must be cut from the connector in order to fit into connector J1.
  • Page 76 D. Specifications J2 (Twisted-Pair) Connector J2 is a female 8-pin right angle header RJ-45 connector. This connector provides access to a network using twisted-pair wiring. The part number for connector J2 is 555164-1 from AMP or equivalent. The pin assignment are given in the "J2 Twisted-Pair Pinout" table below. The mating connector is a female 8-pin plug and can be purchased from Amp part number 5-641338-2 or Molex part number 90075-0132 or equivalent J2 Twisted-Pair Pinout...
  • Page 77 D. Specifications J3 (Thick Ethernet) Connector J3 is a female right angle DB-15 connector with a slide latch for cable retention. The part number is 747845-4 from AMP, Inc. The mating connector is a male DB-15 connector, preferably with locking posts for retention.
  • Page 78 D. Specifications J4 (Thin Ethernet) Connector J4 is a female right angle miniature coaxial BNC type connector that has an impedance of 50 ohm. The mating connector is typically a male BNC "T" connector, part number 252640 from AVA Electronics or equivalent. Note: J4 could make contact with an electrically conductive retaining bar used on some card cages to lock the cards in place.
  • Page 79: Customer Support

    E. CUSTOMER SUPPORT This appendix offers technical and sales assistance information for this product, warranty information, and necessary information for the return of a Ziatech product. TECHNICAL/SALES ASSISTANCE If you have a technical question, please call Ziatech's Customer Support Service at the number below, or e-mail our technical support team at tech_support@ziatech.com.
  • Page 80: Ziatech Warranty

    DuPont Corporation. ® ARCNET is a registered trademark of DATAPOINT Corporation. All other trademarks may be registered copyrights of the trademark holder. ©Copyright 2000 Ziatech Corporation   Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 81 1050 Southwood Drive San Luis Obispo, CA 93401 USA Tel: (805) 541-0488 FAX: (805) 541-5088 E-Mail: tech_support@ziatech.com Internet: http://www.ziatech.com Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 82 Artisan Technology Group is your source for quality new and certified-used/pre-owned equipment SERVICE CENTER REPAIRS WE BUY USED EQUIPMENT • FAST SHIPPING AND DELIVERY Experienced engineers and technicians on staff Sell your excess, underutilized, and idle used equipment at our full-service, in-house repair center We also offer credit for buy-backs and trade-ins •...

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