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Memotec CX900e Hardware Reference Manual

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CX900e Hardware
Reference Manual
Mkt ID: AD010010
Part #: 3006M100-002
Date: March 2000

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  • Page 1 CX900e Hardware Reference Manual Mkt ID: AD010010 Part #: 3006M100-002 Date: March 2000...
  • Page 2 Any reproduction, disclosure or unauthorized use of this publication is expressly prohibited except as Memotec Communications Inc. may otherwise authorize in writing. Memotec Communications Inc. reserves the right to make changes without notice in product or com ponent design as warranted by evolution in user needs or progress in engineering or manufacturing technology.
  • Page 3 Software is warranted to substantially conform to Memotec’s specifications for a period of ninety (90) days from the date of delivery. Memotec’s sole obligation under this warranty shall be limited to using its best efforts to correct such Software as soon as practical after Distributor/Business Partner or end-user has notified Memotec of such defects.
  • Page 5 T1 I/O card. Part 68 Advisements: The CX900e complies with Part 68 of the FCC Rules. The FCC registration number and ringer equivalence (REN) are indicated below and on the label attached to the bottom of the chassis cover. Upon request, the user shall provide the FCC registration number and ringer equivalence to the telephone company.
  • Page 6 CX900e. If this happens, the telephone company will provide advance notice in order for you to make necessary modifications to maintain uninterrupted service. If you encounter problems or have trouble with the CX900e and require service or warranty information, please contact: Memotec Communications Inc.
  • Page 7 Shielded cables must be used for the serial port line interface drivers to ensure continued compliance with emission requirements. All cables are available from Memotec Communications Inc. Directive PH-01: AVIS: L’étiquette d’Industrie Canada identifie le matériel homologué. Cette étiquette certifie que le matériel est conforme à...
  • Page 8 Cet appareil numérique de la classe A respecte toutes les exigences du règlement sur le matériel brouilleur du Canada. Des câbles blindés doivent être utilisés pour les interfaces de jonction au port série afin de respecter les normes d’émission. Ces câbles sont disponibles chez Memotec Communications inc.
  • Page 9 23/EEC and the European EMC Directive, number 89/336/EEC (and amendments that apply to both directives). This marking on the chassis identifies the CX900e chassis as fully compliant with the requirements of the European Telecommunication Terminal Directive, number 91/ 263/EEC (and amendments) and continued compliance with the LVD and EMC Directives mentioned above.
  • Page 10 To our customers in Australia: All cabling connected to telecommunications ports must be TS 008 compliant. Inherent delays in packet-switched technology prevent the CX900e from meeting certain Standard Telephone Service requirements as defined by the Telecommunications Act 1997. For this reason, it is recommended that local...

  • Page 13: Table Of Contents

    TABLE OF CONTENTS OVERVIEW 1. 1 Functional Overview ........1-2 1.
  • Page 14 4. 2 DTE/DCE Configuration for Seventh Port Option ....4-3 4. 3 Signal Handling for Seventh Port Option ..... . . 4-4 SERIAL I/O CARDS 5.
  • Page 15 7.1.1 CX900e I/O Bus ........7-2 7.1.2...
  • Page 16 9.1.1 CX950 I/O Bus ........9-2 9.1.2 Digital Signal Processor .
  • Page 17 12.1.1 ISDN Port Signal Handling ......12-3 12.1.2 Power ......... . . 12-3 13 ISDN BRI-S/T I/O CARD 13-1 13.
  • Page 18 18 FAST ETHERNET LAN I/O CARD 18-1 18. 1 Fast Ethernet LAN I/O Card Components ..... . 18-2 18.1.1 Fast Ethernet Signal LEDs ......18-3 18.1.2 Fast Ethernet Port Signal Handling .
  • Page 19 Figure 1-1 The CX900e Access Switch ........
  • Page 20 Figure 20-1 Releasing the CX900e Cover ........
  • Page 21 Figure 20-20 Attaching the EMI Filter ........20-27 Figure 20-21 Fuse Bank Removal .
  • Page 23 Table 19-3 E1 Line Impedance ..........19-4 Table 20-1 Cables Available from Memotec....... . . 20-25...

  • Page 25: Overview

    OVERVIEW Memotec's CX900e is a Frame Relay access switch that provides local access and multiplexing capabilities for regional and remote sites. As an access device, th CX900e handles a wide range of protocols from user devices including legacy SNA/SDLC, Async, 3270 Bisync, HDLC and X.25; Frame Relay; LAN traffic (both Ethernet and Token Ring);...

  • Page 26: Figure 1-1 The Cx900E Access Switch

    CX900e Hardware Reference Manual Figure 1-1 The CX900e Access Switch 3006M100-002...

  • Page 27: Functional Overview

    LAN on the user side, and WAN protocols, such as X.25, ISDN, and Frame Relay, on the network side. The I/O cards also provide the port connectors that physically connect the CX900e to the user and network devices.

  • Page 28: Hardware Overview

    1.2.2 Power Supply The CX900e contains one universal-input (85V - 264 VAC) DC power supply that provides +5V and +12V to the motherboard. Voice applications require a Ring Generator card to provide -12VDC, -48VDC, and 86 VAC (ringing voltage) to th Voice I/O cards.

  • Page 29: I/O Cards

    FXO, FXS, or an E&M (two-wire or four-wire) Line Interface Driver. The card uses a C31 Digital Signal Processor (DSP) to provide voice compression and signaling. The Dual Analog Voice (DAV) I/O cards enable the CX900e to transmit and Dual Analog Voice I/O Card receive voice and fax data.
  • Page 30 The card is equipped with one 10BaseT port and one Attachment Unit Interface (AUI) port. The Fast Ethernet LAN I/O card enables the CX900e to connect to either a Fast Ethernet LAN I/O Card 10BaseT or 100BaseTX Ethernet LAN.

  • Page 31: Constraints

    1.2.5 Constraints Certain I/O cards cannot coexist in the same CX900e chassis. A C54 DSP is used on the DAV I/O card, the ISDN BRI-S/T Digital Voice I/O card, and the DIM I/O card. These cards therefore cannot be used in the same chassis as the DDVC card (which must be used with the ISDN BRI S/T I/O Card) and the Analog Voice I/O card, which use a C31 DSP.

  • Page 32: Recommended Configurations

    DAV I/O card which supports two ports. An additional V.24 port is available with the Data Expansion Module (DEM) option. Table 1-1 shows the recommended CX900e configurations along with their capabilities and limitations. Table 1-1 Recommended Configurations Max.
  • Page 33 1 OVERVIEW 3006M100-002...
  • Page 34 CX900e Hardware Reference Manual 1-10 3006M100-002...

  • Page 35: Chassis

    Ethernet, Fast Ethernet or Token Ring LANs over X.25 or Frame Relay WANs running on PDN (public or private), PSTN, DDS, T1, E1 or ISDN lines. The CX900e chassis holds a motherboard whose expansion slots can mount up to six I/O cards. These I/O cards include •...
  • Page 36 CX900e Hardware Reference Manual * The DDVC card provides voice compression and is not considered an I/O card, although it occupies an I/O card slot. A seventh expansion slot on the motherboard can mount an optional Data Expansion Module. This module can provide an additional V.24 port. The Data Expansion Module must be installed if a V.24 Serial I/O, a Multi V.24 Serial I/O, a...

  • Page 37: Specifications

    2.1.1 Physical The CX900e is a standalone, tabletop device with an internal power supply. It is enclosed in a plastic and steel case, and mounted on four rubber supports. WARNING: Rubber supports must be secured to the chassis bottom at all times.

  • Page 38: Environmental

    We recommend that you power off the CX900e with the ON/OFF switch before you attach or detach the power cable. You need not power off the CX900e to attach or detach cables for the console port or I/O cards.
  • Page 39 The rear panel has a female RJ-11 connector labeled CONSOLE for the console Console Port port. You can access the CX900e controlling software by attaching a terminal or a PC running an asynchronous emulation software directly to this connector with the RJ-11 (male) to DB-9 (female) cable shipped with the unit.

  • Page 41: Motherboard

    MOTHERBOARD The CX900e’s motherboard holds all integrated circuits and other components required to achieve I/O card interoperability. The motherboard’s expansion slots support at one time and in any combination up to six differently configured I/O cards and a number of ports (a seventh slot can provide an optional V.24 port).

  • Page 42: Motherboard Layout

    Figure 3-1 Motherboard Layout 3.1.1 Processing Section The Motorola QUICC 68EN360, at U9, is the CX900e’s central processing unit. This 32-bit CPU can handle 5.9 MIPS at 33 MHz. A built-in System Integration Module, including an interrupt controller, memory controller and various clocking mechanisms, aids the CPU in its housekeeping activities.

  • Page 43: I/O Section

    3 MOTHERBOARD • four SCCs (Serial Communication Controllers) for handling traffic on slots 1-4; slots 5-6 are handled by an optional Data Expansion Module (DEM) • four baud rate generators Figure 3-2 Motherboard’s Processing Unit Memory The motherboard holds the following types of memory: •...

  • Page 44: Power Section

    CX900e Hardware Reference Manual Figure 3-3 Motherboard’s I/O Section 3.1.3 Power Section The power connector module delivers 110/220 VAC (nominal) from the powe line to the primary coil of a step-down transformer. A secondary coil supplies 14 VAC through P2 to the motherboard’s on-board power supply. This power supply produces +5 VDC regulated for the CPU and logic.
  • Page 45 3 MOTHERBOARD 3006M100-002...

  • Page 47: Data Expansion Module

    DATA EXPANSION MODULE The Data Expansion Module (DEM) supplies 3 Serial Communication Controllers (SCCs) and other intelligence to ports on cards mounted in slots 5 and 6, as well as to an optional V.24 port that it can provide over a ribbon cable. The DEM must be used when serial I/O cards associated with slots 5 and 6 ar required.

  • Page 48: Dem Components

    CX900e Hardware Reference Manual DEM Component Important components on the Data Expansion Module include: • edge connector • Integrated Multiprotocol Processor (including three SCCs) • seventh port option Figure 4-1 Data Expansion Module (DEM) 4.1.1 Processor An Integrated Multiprotocol Processor (IMPP) at U9 controls the DEM’s circuits and logic.

  • Page 49: Power

    4 DATA EXPANSION MODULE It can also operate asynchronously at following speeds: • 134 bps - 128 Kbps 4.1.3 Power The DEM receives +5 VDC from the 120-pin connector of the motherboard and returns ground to it. DTE/DCE Configuration for Seventh Port Option The optional seventh port can be physically configured either as a DTE or a DCE device.

  • Page 50: Signal Handling For Seventh Port Option

    CX900e Hardware Reference Manual Signal Handling for Seventh Port Option Signaling through the optional seventh port complies fully with the ITU-T’s (CCITT) V.24 and IEEE’s EIA-232D standards for a DB-25 connector. Table 4-1 Seventh Port Pin-Outs V.24 Circuit DB-25 Signal Direction...
  • Page 51 1880 pF cable capacitance while maintaining compliance with the applicable regulatory standards. If using cables other than those supplied by Memotec, ensure that the capacitance does not exceed 1880pF. This can be calculated from the cable manufacturer’s specifications of capacitance per foot (pF/Ft), which differs from one cable to the next.

  • Page 53: Serial I/O Cards

    1-4, and in slots 5-6 if the Data Expansion Module (DEM) is installed. They enable the CX900e to exchange data with a variety of external serial devices. Other serial devices include the Multi I/O, discussed in Chapter 6, and the Universal I/O, discussed in Chapter 7.

  • Page 54: Serial I/O Card

    CX900e Hardware Reference Manual V.24 Serial I/O Card The V.24 Serial I/O card and its single port provide V.24 interface capabilities with unbalanced signals for control, data and timing signals. It supports synchronous or asynchronous transmission at speeds up to 128 Kbps.

  • Page 55: Speeds Supported By The V.24 Serial I/O

    1880 pF cable capacitance while maintaining compliance with the applicable regulatory standards. If using cables other than those supplied by Memotec, ensure that the capacitance does not exceed 1880pF. This can be calculated from the cable manufacturer’s specifications of capacitance per foot (pF/Ft), which differs from one cable to the next.

  • Page 56: Dte/Dce Interface Configuration

    CX900e Hardware Reference Manual and at the following asynchronous internal clock speeds: • 134 bps - 128 Kbps 5.1.3 DTE/DCE Interface Configuration The V.24 Serial I/O Card’s port can be configured either as a DTE or a DCE device. The DCE/DTE strapping has been silk-screened on the I/O card to aid in configuration.

  • Page 57: Serial I/O Card Signal Handling

    5 SERIAL I/O CARDS 5.1.4 V.24 Serial I/O Card Signal Handling Signaling through the V.24 Serial I/O Card’s port complies fully with the ITU-T’s (CCITT) V.24 and the EIA-232D standards for a DB-25 connector. Table 5-1 Signal Pin-Outs for V.24 I/O Port V.24 DB-25 Signal...

  • Page 58: Serial I/O Card Power Consumption

    CX900e Hardware Reference Manual 5.1.5 V.24 Serial I/O Card Power Consumption Power consumption for the V.24 Serial I/O Card is 0.35 Watts (1.2 BTU/hr). V.35EU Serial I/O Card The V.35EU (European Union version) Serial I/O card and its single port adhere strictly to the V.35 standard.

  • Page 59: Speeds Supported By The V.35Eu Serial I/O

    V.35EU I/O port can drive up to a maximum of 2150 pF cable capacitance while remaining compliant with applicable regulatory standards. If using cables othe than those supplied by Memotec, ensure that the capacitance does not exceed 2150pF. This can be calculated from the cable manufacturer’s specifications of capacitance per foot (pF/Ft), which differs from one cable to the next.

  • Page 60: Dte/Dce Interface Configuration

    CX900e Hardware Reference Manual 5.2.3 DTE/DCE Interface Configuration The V.35EU Serial I/O Card’s port can be configured either as a DTE or a DCE device. The DCE/DTE strapping has been silk-screened on the I/O card to aid in configuration. When configured as a DCE device, the port transmits DCD, DSR and CTS and the synchronous clock signals TXC and RXC.

  • Page 61: V.35Eu Serial I/O Card Power Consumption

    5 SERIAL I/O CARDS Table 5-2 Signal Pin-Outs for V.35EU Port V.35EU M-34 Signal Direction- Circuit Function ITU-T Signal Pin No. Clear to Send Data Set Ready S. GND Signal Ground Data Carrier Detect RXCB Receiver Clock (Set B) External Transmitter Clock ETXCB 113-B (Set B)

  • Page 62: Figure 5-7 V.35H Serial I/O Card

    CX900e Hardware Reference Manual Figure 5-7 V.35H Serial I/O Card The edge connector fixes the card to any one of the motherboard’s expansion slots 1-6. The connector plate fixes the female DB-25 connector to the chassis’ rear panel with two Phillips-head screws and limits dust accumulation and electromagnetic radiation.

  • Page 63: Speeds Supported By The V.35H Serial I/O

    5 SERIAL I/O CARDS The V.35H Serial I/O Card connects to external devices through either of two Cable separately-ordered cables: • three-meter (10 ft) shielded, twisted pair cable with a male DB-25 connector at one end and a male M-34 block connector at the other (part no. CBLA0014-010) •...

  • Page 64: V.35H Serial I/O Card Signal Handling

    CX900e Hardware Reference Manual kind of device to the other, as illustrated below. Figure 5-9 V.35H DTE/DCE Configuration Jumpe 5.3.4 V.35H Serial I/O Card Signal Handling Signaling through the V.35H Serial I/O Card’s port complies fully with the ITU- T’s (CCITT) V.35 standard. Signaling, however, occurs through a DB-25 connector rather than an M-34 block connector.

  • Page 65: V.35H Serial I/O Card Power Consumption

    5 SERIAL I/O CARDS Table 5-3 Signal Pin-Outs for V.35H Port V.35H DB-25 Signal Direction Circuit Function ITU-T Signal Pin No. *Unassigned not used not used Data Terminal Ready *Unassigned not used not used Ring Indicator *Unassigned not used not used ETXCA External Transmitter Clock (Set A 113-A...

  • Page 66: Figure 5-10 X.21 Serial I/O Card

    CX900e Hardware Reference Manual Figure 5-10 X.21 Serial I/O Card The edge connector fixes the card to any one of the motherboard’s expansion slots 1-6. The connector plate fixes the female DB-15 connector to the chassis’ rear panel with two Phillips-head screws and limits dust accumulation and electromagnetic radiation.

  • Page 67: Speeds Supported By The X.21 Serial I/O

    5 SERIAL I/O CARDS 5.4.2 Speeds Supported by the X.21 Serial I/O The X.21 port at slots 1 to 4 can operate, without split clocking, at the following Speeds for slots 1 to 4 speeds: • 50 bps - 2,048 Kbps for external clocking •...

  • Page 68: Serial I/O Card Signal Handling

    CX900e Hardware Reference Manual Figure 5-12 X.21 DTE/DCE Configuration Jumper 5.4.4 X.21 Serial I/O Card Signal Handling The following table identifies the X.21 signals supported on the I/O port connector. The information identifies the pin through which the signal passes on the DB-15 port connector.

  • Page 69: Multi I/O Card

    6 if the Data Expansion Module (DEM) is installed. When used with the Multi I/O cable, the card provides a higher serial port density for the CX900e. Each Multi I/ O supports five V.24/EIA-232 ports. Each V.24/EIA-232 can support synchronous or asynchronous transmission at speeds up to 128 Kbps.

  • Page 70: Multi I/O Card Components

    CX950 Hardware Reference Manual Multi I/O Card Components Important components of the Multi I/O Card include: • edge connector • port connector • port configuration jumpers • signal LEDs • multi I/O cable Figure 6-1 Multi I/O Card The edge connector fixes the card to any one of the motherboard’s expansion slots 1-6.

  • Page 71: Dte/Dce Interface Configuration

    Each of the five V.24/EIA-232 ports can be configured either as a DTE or DCE device. NOTE: Other V.24/EIA-232 ports in the CX900e are DTE/DCE configured with a jumper bank. Each port on the Multi I/O are DTE/DCE configured with a jumper bank and a suitcase jumper.

  • Page 72: Multi I/O Cable

    CX950 Hardware Reference Manual Figure 6-3 Multi I/O DTE/DCE Configuration 6.1.2 Multi I/O Cable The Multi I/O Card connects to external devices through a Multi I/O cable (part no. CBLA0017-024 or CBLA0017-124) with one DB-60 and five DB-25 connectors. Each DB-25 is labelled Port 1 through Port 5 to ensure that the DTE/DCE configuration for each port is correct.

  • Page 73: Signal Leds

    6 MULTI I/O CARD 6.1.3 Signal LEDs There are 3 LEDs for each port on the Multi I/O. The DCE LED glows red when the port is configured as a DCE, the RXD LED blinks green when data is received and the TXD LED blinks green when data is transmitted.

  • Page 75: Universal I/O Card

    UNIVERSAL I/O CARD The Universal I/O card supports five serial ports with maximum port speeds of 2.048 Mbps. The physical interface for each port is configured independently as V.24, V.35, or X.21, and DTE or DCE operation. A custom breakout cable is required for the single high-density port connector.

  • Page 76: Universal I/O Card Components

    The CX900e I/O bus carries the address bus, data bus, and clocking/control signals from the motherboard CPU to the Universal I/O card. Transceivers interface the local buses to the CX900e I/O bus. Connection of the I/O bus to th motherboard is via a 120-pin card edge connector.

  • Page 77: Programmable Headers

    7 UNIVERSAL I/O CARD 7.1.3 Programmable Headers Programmable headers enable the hardware configuration of the serial I/O ports. The Universal I/O card contains three sets of five miniature surface-mount sockets that are populated with small PCBs. The orientation of the PCBs determines the configuration of the physical protocol (V.24, V.35, or X.21), interface (DTE or DCE), and clock source (internal or external) for each port.

  • Page 78: Universal I/O Cable

    CX900e Hardware Reference Manual LED State Indication Data is being transmitted. Data is not being transmitted. Data is being received. Data is not being received. This port is set as DCE. This port is set as DTE. Table 7-1 Universal I/O Card LED Status...

  • Page 79: Configuration

    7 UNIVERSAL I/O CARD adaptors. Configuration Each port of the Universal I/O card is hardware configurable for the following: • physical interface (V.24, V.35, or X.21) • DTE or DCE operation • clock source (internal or external) and split clock Miniature PCBs are used to configure each port.

  • Page 80: Figure 7-5 Configuring Dte Operation

    CX900e Hardware Reference Manual of the PCB into the connector. DTE/DCE port configuration connectors are located at J11, J21, J31, J41 and J51. Figure 7-5 demonstrates the PCB orientation for DTE configuration. D T E Figure 7-5 Configuring DTE Operation...

  • Page 81: Clock Source Configuration

    7 UNIVERSAL I/O CARD 7.3.3 Clock Source Configuration Each port is configurable for TXC or ETXC mode. TXC mode means that only the standard transmit clock TXC is available for the transmit data, i.e., the clock is output from the DCE and input to the DTE. ETXC mode means that only the standard external (or DTE) transmit clock (ETXC) is available for the transmit data (from DTE to DCE).

  • Page 83: Analog Voice I/O Card

    The Analog Voice I/O Cards, which mount on the motherboard in any of slots 1-6, enable the CX900e to transmit and receive voice and fax data. Each card supplies a single analog voice/fax port controlled by a C31 Digital Signaling Processor (DSP), and a Line Interface Driver (LID).

  • Page 84: Analog Voice I/O Card Components

    CX900e Hardware Reference Manual Analog Voice I/O Card Components User-relevant components on the Analog Voice I/O Card include: • edge connector • port connector • Line Interface Driver (LID) The edge connector fixes the card to any one of the motherboard’s expansion slots 1-6.

  • Page 85: Compression Rates Supported

    8 ANALOG VOICE I/O CARD Figure 8-2 Analog Voice I/O Connector Plat Compression Rates Supported The card supports compression of the 64 Kbps voice stream to rates of 5.8 Kbps or 8 Kbps using Algebraic Code-Excited Linear Prediction II (ACELP II); 40, 32, 24, or 16 Kbps (G.726);...

  • Page 86: Table 8-1 Jumper Settings For E&M 2/4-Wire Line Impedance

    CX900e Hardware Reference Manual The E&M 2-wire and E&M 4-wire LIDs feature 600 Ohm line impedance. E&M 2-wire and 4-wire Unlike the E&M 4-wire LID, the E&M 2-wire LID does not require the T1 to T1 or R1 to R1 connections in straight-through signalling or the T1 to T or R1 to R in reverse signalling.

  • Page 87: Fxo And Fxs Drivers

    8 ANALOG VOICE I/O CARD 8.3.2 FXO and FXS Drivers The FXS (Foreign eXchange Station) LID is used for connection to a telephone. The FXS LID provides -48 VDC battery voltage, generates the ring signal and supports Loop Start detection, Direct Inward Dialing (DID), and Flash Hook signaling.

  • Page 88: Layouts For E&M Signaling Leads

    CX900e Hardware Reference Manual Table 8-4 Voice Connector Signal Output (PB-45) 8-pin North American European Layouts for E&M Signaling Leads The following diagrams illustrate the arrangements for normal signaling of E&M 4-wire Types I, II, III, IV and V. The same diagrams apply to the E&M 2-wir driver except that T1 to T1 and R1 to R1 connections are not present.
  • Page 89 8 ANALOG VOICE I/O CARD         ! "# !$$ "# ! "# !$$ "#                            Figure 8-4 E&M Signal, 4-Wire Type II   ...
  • Page 90 CX900e Hardware Reference Manual       G .D . ! "# !$$ "# ! "# !$$ "#                          Figure 8-6 E&M Signal, 4-Wire Type IV...

  • Page 91: Analog Voice I/O Cables

    8 ANALOG VOICE I/O CARD Analog Voice I/O Cables The Analog Voice I/O Card connects to external devices through one of th following separately-ordered cables: • three meter (10 ft) straight-through cable with a male RJ-12 connector at each end (part no.

  • Page 92: E&M Pin-Outs And Wiring For Octopus Cables

    CX900e Hardware Reference Manual E&M Pin-Outs and Wiring for Octopus Cables Two types of Octopus cables are available. Each type terminates at the user-end with a USOC standard Telco 25-pair female connector. At the Analog Voice I/O side: • 8-leg cables with RJ-12 connectors, this type is used with E&M (4-wire) Types I and •...

  • Page 93: Table 8-8 Rj-12 Wiring

    8 ANALOG VOICE I/O CARD Table 8-8 RJ-12 Wiring RJ-12 Cable RJ-12 Cable Leg# Conductor Conductor blue/white white/blue orange/white white/orange green/white white/green brown/white white/brown slate/white white/slate blue/red red/blue orange/red red/orange green/red red/green brown/red red/brown slate/red red/slate blue/black black/blue orange/black black/orange green/black black/green brown/black...

  • Page 94: Analog Voice I/O Card Power Consumption

    Table 8-9 PB-45 Wiring RJ-12 Cable RJ-12 Cable Leg# Conductor Conductor green/black black/green brown/black black/brown slate/black black/slate yellow/blue blue/yellow orange/yel- yellow/orange yellow/green green/yellow yellow/brown brown/yellow yellow/slate slate/yellow blue/violet violet/blue orange/violet violet/orange green/violet violet/green brown/violet violet/brown slate/violet violet/slate Analog Voice I/O Card Power Consumption The power consumption is 2.5 Watts (8.5 BTU/hr) with LID.

  • Page 95: Dual Analog Voice I/O Card

    The Dual Analog Voice (DAV) I/O cards, which mount on the motherboard in any of slots 1-6, enable the CX900e to transmit and receive voice and fax data. Each card uses a C54 DSP to supply two analog voice/fax ports controlled by SLIM Line Interface Drivers (SLIM LIDs).

  • Page 96: Dav I/O Card Components

    The CX900e I/O bus carries the address bus, data bus, and clocking and control signals from the motherboard CPU to the DAV I/O card. Transceivers interface the local buses to the CX900e I/O bus. Connection of the I/O bus to the motherboard is via a 120-pin card edge connector.

  • Page 97: Programmable Logic Device

    9 DUAL ANALOG VOICE I/O CARD 9.1.4 Programmable Logic Device The Programmable Logic Device (PLD) performs three main functions: 1) An interface between the DSP and the motherboard, 2) a logic interface between th DSP and the SLIM LIDs, and 3) a clock distribution circuit for the AICs and the DSP.

  • Page 98: Speeds Supported By The Dav I/O

    CX900e Hardware Reference Manual D U AL AN ALO G VO IC E C H -1 C H -2 Figure 9-3 DAV I/O Connector Plate NOTE: Attachment of the connector plate to the chassis is required at all times for good grounding.

  • Page 99: Fxs

    9 DUAL ANALOG VOICE I/O CARD 9.3.1 The FXS (Foreign eXchange Station) SLIM LID is used for connection to a telephone. The FXS SLIM LID provides -48 VDC battery voltage, generates the ring signal and supports Loop Start detection, Direct Inward Dialing (DID), and Flash Hook signaling.

  • Page 100: Figure 9-4 E&M Signal, 4-Wire Type I

    CX900e Hardware Reference Manual   A S ide                             !   "         #$   Figure 9-4 E&M Signal, 4-Wire Type I...
  • Page 101 9 DUAL ANALOG VOICE I/O CARD         ! "# !$$ "# ! "# !$$ "#                           Figure 9-6 E&M Signal, 4-Wire Type III    ...

  • Page 102: Configuring Voice Slim Lids

    CX900e Hardware Reference Manual             ! "# !$$ "# ! "# !$$ "#                          Figure 9-8 E&M Signal, 4-Wire Type V...

  • Page 103: Fxo

    9 DUAL ANALOG VOICE I/O CARD The default settings are 2-wire, 600 Ohm, Type 1, Normal signaling. Figure 9-9 shows the jumper bank locations for the default configuration. L in e Im p e da n ce AT & T typ e sig na lin g N o rm a l...

  • Page 104: Figure 9-10 Fxo Jumper Settings

    CX900e Hardware Reference Manual Table 9-2 FXO Jumper Settings for Australi Location Australia 900 Ohm Special connect C-D Current Limit For FXO in France, there is a limit on the amount of current that may be drawn for France from the Public Switched Telephone Network (PSTN). There is a transistor on th FXO SLIM LID which monitors and controls the current so that it does not exceed the limit.

  • Page 105: Fxs

    9 DUAL ANALOG VOICE I/O CARD Jum pe r Bank R J-11 600 Ω Figure 9-11 FXO Jumper Settings for Australia 9.4.3 Line impedance is hardware configurable through jumper settings. As an example, Figure 9-12 shows the jumper bank position for configuring 900 Ohm impedance.

  • Page 106: Voice Slim Lid Connector Pin Assignments

    CX900e Hardware Reference Manual Voice SLIM LID Connector Pin Assignments The following tables describe the signal outputs for North America and Europe for the 6-pin RJ-12 connector and the 8-pin RJ-45 connectors. Table 9-4 Voice Connector Signal Output (RJ-12) 6-pin...

  • Page 107: E&M Pin-Outs And Wiring For Octopus Cables

    9 DUAL ANALOG VOICE I/O CARD E&M Pin-outs and Wiring for Octopus Cables The octopus cable terminates at the user-end with a USOC standard Telco 25-pair female connector. The other side of the cable features 6-leg cables with RJ-45 connectors. Table 9-6 PB-45 Pin-out Signal M lead...

  • Page 108: Power Requirements

    CX900e Hardware Reference Manual Power Requirements 9.8.1 Power Supply The DAV I/O card is completely powered by the 5V source from the motherboard. The 5V source supplies the 3.3V switching regulator and the 5V analog powe filter. The 3.3V source supplies the 2.5V regulator.

  • Page 109: 10 -48V/Ring Generator Module

    -48V/RING GENERATOR MODULE The -48V/Ring Generator Module supplies -48 VDC and ringing voltage to th Analog Voice I/O card, and the Dual Analog Voice (DAV) I/O card. The -48V/ Ring Generator Module must be installed whenever these cards are used. 10-1 3006M100-002...

  • Page 110: 48V/Ring Generator Components

    CX900e Hardware Reference Manual 10.1 -48V/Ring Generator Components Important components on the -48V/Ring Generator Module include: • motherboard connector • fasteners to optional DEM Figure 10-1 -48V/Ring Generator Module 10.1.1 Features -48V Power Output Voltage: 48 to -52 VDC Current:0 to 200 m...

  • Page 111: Csu/Dsu I/O Card

    There are two types of CSU/DSU I/O cards: 56K (with switched 56K capability and 64K Clear Channel. The I/O mounts on the motherboard in any of slots 1-4 and also slots 5-6 if the DEM is installed. This card enables the CX900e to exchange data over Digital Data Service (DDS) networks.

  • Page 112: Csu/Dsu I/O Card Components

    CX900e Hardware Reference Manual 11.1 CSU/DSU I/O Card Components Important components on the CSU/DSU I/O Card include: • edge connector • port connector • option sticker (indicating 56K or 64K) • EPROM • programmable logic device Figure 11-1 CSU/DSU I/O Card The edge connector fixes the card to any one of the motherboard’s expansion slots...

  • Page 113: Csu/Dsu I/O Card Signal Handling

    11 CSU/DSU I/O CARD Figure 11-2 CSU/DSU I/O Card, Connector Plate 11.1.1 CSU/DSU I/O Card Signal Handling The following table gives the signal Pin-Outs for the RJ-45 connector. Table 11-1 CSU/DSU Port Signals Signal Pin No. R1 (Ring 1, Transmit Data) T1 (Tip 1, Transmit Data) not used not used...

  • Page 115: Isdn Bri-U I/O Card

    ISDN BRI-U I/O CARD The ISDN BRI-U I/O Card, mounts on the motherboard in any of slots 1-6. It enables the CX900e to exchange data over an Integrated Services Digital Network (ISDN) as a Basic Rate Interface-U (BRI-U). Basic Rate ISDN provides one D channel for signaling and two B channels for data transmission at 64 Kbps each.

  • Page 116: Isdn Bri-U I/O Card Components

    CX900e Hardware Reference Manual 12.1 ISDN BRI-U I/O Card Components Important components on the ISDN BRI-U I/O Card include: • edge connector • port connector • signal LEDs Figure 12-1 ISDN BRI-U I/O Card Figure 12-2 ISDN BRI-U I/O Card, Connector Plate...

  • Page 117: Isdn Port Signal Handling

    12 ISDN BRI-U I/O CARD The edge connector fixes the card to any one of the motherboard’s expansion slots 1-6. The connector plate fixes the female RJ-45 connector to the chassis’ rear panel with two Phillips-head screws and limits dust accumulation and electromagnetic radiation.

  • Page 119: Isdn Bri-S/T I/O Card

    ISDN BRI-S/T I/O CARD The ISDN BRI-S/T I/O Card mounts on the motherboard in any of slots 1-6. When used alone, it enables the CX900e to exchange data over a BRI-S/T interface. With a C31 DSP-based Dual Digital Voice Compression (DDVC) Card, the ISDN BRI-S/T I/O card can exchange compressed voice over both Bearer (B) channels.

  • Page 120: Isdn Bri-S/T I/O Card Components

    CX900e Hardware Reference Manual 13.1 ISDN BRI-S/T I/O Card Component Important components on the ISDN BRI-S/T I/O Card include: • edge connector • port connector • configuration jumpers • signal LEDs Figure 13-1 ISDN BRI-S/T I/O Card 13-2 3006M100-002...

  • Page 121: Isdn Bri-S/T Jumper Settings

    13 ISDN BRI-S/T I/O CARD Figure 13-2 ISDN BRI-S/T Connector Plate The edge connector fixes the card to any one of the motherboard’s expansion slots 1-6. The connector plate fixes the female RJ-45 connector and signal LEDs to the chassis rear panel with two Phillips-head screws and limits dust accumulation and electromagnetic radiation.

  • Page 122: Isdn Bri-S/T Port Signal Handling

    2-3 Termination For a CX900e with an I/O configured as NT or if it is the last TE on the line, termination must be turned ON by connecting pins 1 and 2 at LK 7 and LK 9. The ISDN BRI-S/T I/O card comes from the factory with the termination set to ON.

  • Page 123: Power

    13 ISDN BRI-S/T I/O CARD Table 13-2 Signal Pin-Outs for ISDN BRI-S/T Port Pin # TE Signal NT Signal not used not used not used not used +Transmit +Receive +Receive +Transmit - Receive - Transmit - Transmit - Receive not used not used not used not used...

  • Page 124: Dual Digital Voice Compression Card

    A C31 DSP-based Dual Digital Voice Compression (DDVC) Card must b installed with an ISDN BRI-S/T I/O Card to provide compressed voice capability to the CX900e. The card can be mounted in any I/O slot but we recommend that it be installed next to the ISDN BRI-S/T I/O Card.

  • Page 125: Isdn Bri-S/T Digital Voice I/O Card

    The ISDN BRI-S/T Digital Voice I/O card mounts on the motherboard in any of slots 1-6. It enables the CX900e to transmit compressed voice, and data over an ISDN BRI-S/T interface. The B channels can be software configured for voice compression at 8.0 Kbps (G.729) and 40, 32, 24, or 16 Kbps (G.726), or 64 Kbps...

  • Page 126: Isdn Bri-S/T Digital Voice I/O Card Components

    CX900e Hardware Reference Manual 14.1 ISDN BRI-S/T Digital Voice I/O Card Components Important components on the ISDN BRI-S/T Digital Voice I/O Card include: • edge connector • port connector • configuration jumpers • signal LEDs e d g e co nn e cto r...

  • Page 127: Isdn Bri-S/T Digital Voice I/O Jumper Settings

    14 ISDN BRI-S/T DIGITAL VOICE I/O CARD Figure 14-2 ISDN BRI-S/T Digital Voice I/O Connector Plate The edge connector fixes the card to any one of the motherboard’s expansion slots 1-6. The connector plate fixes the female RJ-45 connector and signal LEDs to the chassis rear panel with two Phillips-head screws and limits dust accumulation and electromagnetic radiation.

  • Page 128: Isdn Bri-S/T Port Signal Handling

    2-3 Termination For a CX900e with an I/O configured as NT or if it is the last TE on the line, termination must be turned ON by connecting pins 1 and 2 at LK 7 and LK 9. The ISDN BRI-S/T Digital Voice I/O card comes from the factory with the termination set to ON.

  • Page 129: Power

    14 ISDN BRI-S/T DIGITAL VOICE I/O CARD Table 14-2 Signal Pin-Outs for the ISDN BRI-S/T Port Pin # TE Signal NT Signal not used not used not used not used +Transmit +Receive +Receive +Transmit - Receive - Transmit - Transmit - Receive not used not used...
  • Page 130 CX900e Hardware Reference Manual 14-6 3006M100-002...

  • Page 131: 34 Modem I/O Card

    The V.34 Modem I/O Card, mounts on the motherboard in any of slots 1-4 and also slots 5 and 6 if the DEM is installed. It enables the CX900e to establish eithe a dial backup connection to the network in case its direct connection goes down, or a simple public or private network dialup connection.

  • Page 132: Modem I/O Card Components

    CX950 Hardware Reference Manual 15.1 V.34 Modem I/O Card Components Important components on the V.34 Modem I/O Card include: • edge connector • port connectors Figure 15-1 V.34 Modem I/O Card Figure 15-2 V.34 Modem I/O Card, Connector Plate 15-2 3021M100-002...

  • Page 133: Modem Signal Handling

    15 V.34 MODEM I/O CARD The edge connector fixes the card to any one of the motherboard’s expansion slots 1-6. The connector plate fixes the female RJ-11 connector and audio jack to the chassis’ rear panel with two Phillips-head screws and limits dust accumulation and electromagnetic radiation.

  • Page 134: Test Features

    CX950 Hardware Reference Manual 15.2.1 Test Features The V.34 Modem I/O Card implements the following test features: • Central Office (CO) activated loopbacks • V.54 loopbacks including Remote Loop 2 • 511 test pattern insertion and detection, with or without error insertion •...

  • Page 135: Token Ring Lan I/O Card

    The Token Ring LAN I/O Card mounts on the motherboard in any of slots 1-6. It enables the CX900e to connect to a Token Ring local area network. The Token Ring I/O card features a Token Ring 4/16 Mbps physical interface, MAC (Media...

  • Page 136: Token Ring Lan I/O Card Components

    CX900e Hardware Reference Manual 16.1 Token Ring LAN I/O Card Components Important components on the Token Ring LAN I/O Card include: • edge connector • port connectors Figure 16-1 Token Ring I/O Card The edge connector fixes the card to any one of the motherboard’s expansion slots 1-6.

  • Page 137: Token Ring Port Signal Handling

    16 TOKEN RING LAN I/O CARD Figure 16-2 Token Ring LAN I/O Card, Connector Plate 16.2 Token Ring Port Signal Handling The following table describes the signal to pin relationships for both the DB-9 and RJ-45 connectors. Table 16-1 Token Ring Port Signal Handling DB-9 RJ-45 Signal...

  • Page 139: Ethernet Lan I/O Card

    ETHERNET LAN I/O CARD Installation of the Ethernet LAN I/O Card is restricted to motherboard slots 1 and 5. The card enables the CX900e to connect with an Ethernet Local Area Networ (LAN). The Ethernet LAN I/O card features an LXT901 Ethernet Interface Transceiver, MAC (Media Access Control) Addressing and status and control registers that provide it with bridge/router functionality.

  • Page 140: Ethernet Lan I/O Card Components

    CX900e Hardware Reference Manual 17.1 Ethernet LAN I/O Card Components Important components on the Ethernet LAN I/O Card include: • edge connector • port connectors Figure 17-1 Ethernet LAN I/O Card The edge connector fixes the card to expansion slots 1 or 5 of the mother- board.

  • Page 141: Ethernet Port Signal Handling

    17 ETHERNET LAN I/O CARD Figure 17-2 Ethernet LAN I/O Card, Connector Plate 17.2 Ethernet Port Signal Handling The following table describes the signal to pin relationships for both the AUI and 10BaseT connectors. Table 17-1 Connector Pin-outs for Ethernet Ports 10BaseT Pin Signal AUI Pin No.

  • Page 142: Power

    CX900e Hardware Reference Manual 17.2.1 Power Power 2.0 Watts (6.8 BTU/hr). Consumption Power The motherboard 120-pin connector supplies +5 VDC to the card and provides the Ground return. Converter A DC-DC converter converts +5 VDC to +12 VDC for the AUI. The power consumption of the converter is 6.0 Watts (500 mA at 12 VDC).
  • Page 143 The Fast Ethernet LAN I/O Card mounts on the motherboard in any of slots 1-6. It enables the CX900e to connect to either a 10BaseT or 100BaseTX Ethernet Local Area Network (LAN). The Fast Ethernet LAN I/O card features autosensing of data transmission speeds of 10 Mbps or 100 Mbps.

  • Page 144: Fast Ethernet Lan I/O Card Components

    CX900e Hardware Reference Manual 18.1 Fast Ethernet LAN I/O Card Components Important components on the Fast Ethernet LAN I/O Card include: • edge connector • port connector • signal LEDs Figure 18-1 Fast Ethernet LAN I/O Card The edge connector fixes the card to any of slots 1-6 of the motherboard.

  • Page 145: Fast Ethernet Signal Leds

    18 FAST ETHERNET LAN I/O CARD Figure 18-2 Fast Ethernet LAN I/O Card, Connector Plate 18.1.1 Fast Ethernet Signal LEDs The Fast Ethernet connector plate has LEDs labelled TX, RX, 100 and LINK. Th TX LED blinks green when data is transmitted, the RX LED blinks green when data is received, the 100 LED glows green to indicate connection to a 100BaseTX LAN and the LINK LED glows green to indicate a good link to the network.

  • Page 146: Power

    CX900e Hardware Reference Manual 18.1.3 Power Power 3.75 Watts (12.8 BTU/hr). Consumption Power The motherboard 120-pin connector supplies +5 VDC to the card and provides the Ground return. 18-4 3006M100-002...

  • Page 147: T1/E1 Csu/Dsu I/O Card

    RJ-48 connector. For E1, the card can be jumpe configured for connection through either the RJ-48 connector or two Bayonet Nut Connectors (BNCs). The T1/E1 CSU/DSU I/O card enables the CX900e to connect to a full or fractional T1 or E1 public network, and provides a non- channelized interface.

  • Page 148: T1/E1 Csu/Dsu I/O Card Components

    CX900e Hardware Reference Manual 19.1 T1/E1 CSU/DSU I/O Card Components Important components of the T1/E1 CSU/DSU I/O Card include: • edge connector • port connectors • LID connectors • configuration jumpers Figure 19-1 T1/E1 CSU/DSU I/O Card The edge connector fixes the card to any one of the motherboard’s expansion slots 1-4.

  • Page 149: Port Configuration Jumpers

    19 T1/E1 CSU/DSU I/O CARD Figure 19-2 T1/E1 CSU/DSU I/O Card, Connector Plate 19.1.1 Port Configuration Jumpers The T1/E1 CSU/DSU I/O Card has connectors to mount either a T1 or E1 Line Interface Driver (LID). The I/O also has a number of 2-pin connectors that can be modified with suitcase jumpers to select the port and match line impedance.

  • Page 150: Table 19-2 T1 Line Impedance

    CX900e Hardware Reference Manual Table 19-2 T1 Line Impedance Jumper Port T1 RJ-48 (100 Ohms) Configuration T1 Transmit Connect pin 1 to 2 T1 Transmit Connect pin 1 to 2 T1 Receive Connect pin A1 to B1 T1 Receive Connect pin A1 to B1...

  • Page 151: Power

    19 T1/E1 CSU/DSU I/O CARD 19.2 Power 1.5 Watts (5.1 BTU/hr). Power Consumption The motherboard 120-pin connector supplies +5 VDC to the card and provides the Power Source Ground return. 19-5 3006M100-002...

  • Page 153: Installation And Configuration

    INSTALLATION AND CONFIGURATION This section provides step-by-step procedures to install and configure the CX900e’s hardware components. These procedures must be performed only by qualified service personnel. 20-1 3006M100-002...

  • Page 154: Installation Preparations

    (110-120 VAC or 220-240 VAC, as ordered, installed on the mother- board) • the console port cable (a male RJ-11 to female DB-9) The CX900e may include the following options: • one of or some combination of the following I/O cards (separately packaged as ordered): •...
  • Page 155 20 INSTALLATION AND CONFIGURATION Procedure 1: Unpacking and Inspecting the CX900e When you receive your CX900e shipment, you should confirm its contents. To unpack and inspect the CX900e: Examine the shipping boxes and note the type and amount of any damage.

  • Page 156: Figure 20-1 Releasing The Cx900E Cover

    Generator Module requires that you first remove the CX900e’s cover, then replace it when work is done. WARNING: If the chassis is connected to a network, do not remove the CX900e Safety Ground. Always remove network connections before removing the power cord.

  • Page 157: Eprom/Ram Installation

    20 INSTALLATION AND CONFIGURATION 20.2 EPROM/RAM Installation At some point you may need to change the motherboard’s EPROM-resident software or increase the motherboard’s RAM. 20-5 3006M100-002...

  • Page 158: Figure 20-2 Changeable Memory On Motherboard

    CX900e Hardware Reference Manual Procedure 3: Installing New EPROM or More RAM This procedure assumes that you have removed the cover from the chassis (Procedure 2). To change memory on the motherboard: 1. Ground yourself to protect the I/O cards from electrostatic discharge (ESD).

  • Page 159: Figure 20-3 Dram Simm Alignment

    20 INSTALLATION AND CONFIGURATION Figure 20-3 DRAM SIMM Alignment Figure 20-4 DRAM SIMM Insertion Figure 20-5 DRAM SIMM in Position 4. Replace the cover (see Procedure 2) or proceed with other work in the chassis. 20-7 3006M100-002...

  • Page 160: Standard I/O Card Installation

    CX900e Hardware Reference Manual 20.3 Standard I/O Card Installation Standard I/O cards are defined as cards which use only the 120-pin edge connector for mounting into the motherboard expansion slot. Standard I/O cards include:: • V.24 (EIA-232D) Serial I/O* •...
  • Page 161 20 INSTALLATION AND CONFIGURATION Procedure 4: Installing Standard I/O Cards This procedure assumes that you have removed the cover from the chassis (Procedure 2). To install a standard I/O card: Select a slot where you want to install the I/O card. Unscrew the selected slot’s cover plate from the chassis’...

  • Page 162: Data Expansion Module Installation

    CX900e Hardware Reference Manual Figure 20-6 Standard I/O Card Installation Press the card firmly, but gently, into place. Fasten the card’s connector plate to the rear panel. Repeat steps 1-8 for each I/O card you want to install. Replace the cover (see Procedure 2) or proceed with other work in the chassis.

  • Page 163: Figure 20-7 Data Expansion Module Installation

    20 INSTALLATION AND CONFIGURATION Procedure 5: Installing the Data Expansion Module (Standalone) This procedure assumes that you have removed the cover from the chassis (Procedure 2). To install the DEM: Remove the DEM from its packaging. You should safeguard the enclosed ribbon cable and screws for possible installation of an optional seventh V.24 port (see Procedure 6).

  • Page 164: Figure 20-8 Data Expansion Module Alignment

    CX900e Hardware Reference Manual Figure 20-8 Data Expansion Module Alignment Press the card firmly but gently into place. Figure 20-9 Data Expansion Module Insertion 20-12 3006M100-002...
  • Page 165 20 INSTALLATION AND CONFIGURATION If you want to install the DEM’s optional V.24 port, complete Procedure 6. Otherwise, replace the cover (see Procedure 2) or proceed with other work in the chassis. 20-13 3006M100-002...

  • Page 166: Figure 20-10 Ribbon Cable Connection To Dem

    This procedure assumes that you have installed the DEM and want to install th DEM’s optional V.24 port to provide the CX900e with a seventh port. If you have installed or will install a Voice I/O Card, complete Procedure 7 before following this procedure.

  • Page 167: Voice I/O Card Installation

    20 INSTALLATION AND CONFIGURATION Figure 20-11 Ribbon Cable Connection to Rear Panel Replace the cover (see Procedure 2) or proceed with other work in the chassis. 20.5 Voice I/O Card Installation The Voice I/O Card can be installed in any of slots 1-6. NOTE: If you install a Voice I/O Card, you must also install a -48V/Ring Generator Module.

  • Page 168: Figure 20-12 Connection Between Dem And -48V/Ring Generator

    CX900e Hardware Reference Manual Procedure 7: Installing -48V/Ring Generator Module and DEM This procedure assumes that you will be installing the DEM as well as the -48V/ Ring Generator Module. If you are installing only the -48V/Ring Generator Module, disregard this procedure and complete Procedure 8.

  • Page 169: Figure 20-13 Assembled Dem And -48V/Ring Generator Module

    20 INSTALLATION AND CONFIGURATION Figure 20-13 Assembled DEM and -48V/Ring Generator Module Align the assembled DEM and -48V/Ring Generator Module over the motherboard so that the DEM’s edge connector is over connector J3 on the motherboard and the -48V/Ring Generator Module’s 12-pin header at P1 i over connector J2 on the motherboard.

  • Page 170: Figure 20-15 -48V/Ring Generator Mounting

    CX900e Hardware Reference Manual Figure 20-15 -48V/Ring Generator Mounting Complete Procedure 6 if you are installing the DEM’s optional V.24 port, then, if you have not already done so, install a Voice I/O Card (Procedure 9). Otherwise, replace the cover (Procedure 2) or proceed with other work in the chassis.

  • Page 171: Figure 20-16 -48V/Ring Generator Module Installation

    20 INSTALLATION AND CONFIGURATION Procedure 8: Installing -48V/Ring Generator Module (Standalone) This procedure assumes that you will be installing only the -48V/Ring Generator Module. If you are installing the -48V/Ring Generator Module and DEM, disregard this procedure and complete Procedure 7. This procedure assumes that you have removed the cover from the chassis (Procedure 2).

  • Page 172: Figure 20-17 -48V/Ring Generator Module Alignment

    CX900e Hardware Reference Manual Figure 20-17 -48V/Ring Generator Module Alignment Press the assembled cards firmly but gently into place. Fasten the mounting post on the -48V/Ring Generator Module to the motherboard and the rear panel with its packaged bolt. Figure 20-18 -48V/Ring Generator Module Mounting If you have not already done so, install a Voice I/O Card (Procedure 9).
  • Page 173 20 INSTALLATION AND CONFIGURATION Procedure 9: Installing Analog Voice I/O Card This procedure assumes that you have installed or will install the -48V/Ring Generator Module (Procedure 7 or Procedure 8). It also assumes that you hav removed the cover from the chassis (Procedure 2). To install the Analog Voice I/O Card: Ground yourself to protect the I/O cards from electrostatic discharge (ESD).

  • Page 174: External Equipment Cabling

    20.6 External Equipment Cabling Once you have installed the I/O cards you require, you can physically connect them to their network devices after connecting the CX900e to its power source. WARNING: Never connect an I/O card to a network device without first connecting the CX900e to its power source.
  • Page 175 This procedure assumes that no I/O cards are cabled to external network devices. To connect the CX900e to a power source: Confirm that the CX900e’s voltage rating is compatible with the voltage available in the country where it will operate.
  • Page 176 CX900e Hardware Reference Manual Procedure 11: Connecting CX900e to a PC This procedure assumes that the CX900e is connected to its power source but remains powered-off. To connect the CX900e to a Personal Computer (PC): Locate the RJ-12 -DB9 cable (part # CBLA0024-610) that is shipped with the unit.

  • Page 177: Table 20-1 Cables Available From Memotec

    20 INSTALLATION AND CONFIGURATION Procedure 12: Connecting CX900e to Network Devices This procedure assumes that the CX900e is connected to its power source but remains powered off. To connect the CX900e to network devices: Determine the kind of I/O card you want to connect to its network device.
  • Page 178 CX900e Hardware Reference Manual Attach the connector at the other end of the cable to the port of the network device. Repeat steps 1-4 for each I/O card you want to connect to its network device. 20-26 3006M100-002...
  • Page 179 20 INSTALLATION AND CONFIGURATION Procedure 13: Attaching Electromagnetic Interference (EMI) Filters When using some unshielded cables, an EMI filter (ferrite box) must be attached to the cable to reduce electromagnetic emissions. The following cards require EMI filters to be attached to their respective I/O cables: •...

  • Page 180: Powering Up

    CX900e Hardware Reference Manual The CX900e is now ready to be powered up. Once the CX900e and PC ar powered up, you can configure the software that resides on the CX900e’s motherboard or monitor its I/O traffic. 20.7 Powering Up This procedure assumes that you have connected the CX900e to its power sourc and to its terminal, and have also connected its I/O cards to their network devices.
  • Page 181 20 INSTALLATION AND CONFIGURATION Procedure 14: Powering Up CX900e To power up the CX900e: Locate the power switch on the rear panel. Depress the power switch to the ON position. Check the LEDs on the front panel. The POWER LED should light immediately and the FAULT LED should light then turn off in less than a second.
  • Page 182 Procedure 15: Checking/Replacing CX900e Fuses This procedure assumes the POWER LED did not light when you powered up the CX900e. It further assumes that power is present at the source and that the power cord was properly connected between the source and the CX900e.
  • Page 183 20 INSTALLATION AND CONFIGURATION If the fuses have blown, replace them, then return the fuse bank to the power entry module and proceed to Procedure 14. If they have not blown, arrange through your sales representative to return the unit to the factory for repair or replacement.
  • Page 184 CX900e Hardware Reference Manual 20-32 3006M100-002...
  • Page 185 APPENDIX A: AFFIDAVIT FOR CONNECTION According to regulations defined by the FCC in Part 68, the customer pur- chasing the CX900e CSU/DSU I/O Card or T1/E1 I/O Card must complete the attached affidavit and ensure that it is notarized and delivered to the ap- propriate Telco office prior to connection of the equipment to the Telco lines.
  • Page 187 AFFIDAVIT FOR CONNECTION OF CUSTOMER PREMISE EQUIPMENT (CPE) TO 1.544 MBPS AND/OR SUBRATE DIGITAL SERVICES For the work to be performed in the certified territory of _________________________ (Telco Name). State of ___________________________________ County of _______________________________ I, _________________________________________(name) ___________________________________________(business address) ___________________________________________(business telephone number) being duly sworn, state: I have responsibility for the operation and maintenance of the terminal equipment to be connected to 1.544 Mbps and/or _________ subrate digital services.
  • Page 188 A. A training course provided by the manufacturer/grantee of the equipment used to encode analog signals; or B. A training course provided by the customer or authorized representative, using training materials and instructions provided by the manufacturer/grantee of the equipment used to encode analog signals; or C.
  • Page 189 APPENDIX B: GETTING IN TOUCH WITH US The information in this appendix tells you how to: • get in touch with our Service organization • return equipment for repair • contact our Documentation group 3006M100-002...
  • Page 190 • (514) 738-3661 (Fax) Procedures for Returning Equipment for Repair If for any reason, you need to return a piece of equipment to Memotec you will find it much easier to do so if you use the following procedure. NOTE: Returns for repair will not be accepted without prior authorization from Memotec’s head office Sales or Service administration depart-...
  • Page 191 U.S.A. Goods to be Returned • Obtain RA# from your Memotec representative or by calling Memotec Cus- tomer Service (800) 766-7782. • Please mark the outside of the shipping box with the RA#. All paperwork con- cerning the returned equipment must refer to the RA#. Please include a description of the problem.
  • Page 192 CX900e Hardware Reference Manual Return for Repairs RA#: ___________________________________________ Material being returned: SO#: ___________________________________________ PO#: ___________________________________________ Returned To: _____________________________________ Customer Name: __________________________________ Address: _______________________________________________ _______________________________________________ _______________________________________________ Returned By: _____________________________________ Date: ___________________________________________ Reason for return _______________________________________________ _______________________________________________ _______________________________________________ _______________________________________________ _______________________________________________ _______________________________________________...
  • Page 193 Getting in Touch with the Documentation Group If you have any difficulties using this document or you discover an error, pleas contact the Technical Documentation group in Montreal. E-mail: tech-writing@memotec.com Fax: (514) 738-4436 We invite your comments on this manual. Your feedback is important in produc- ing documentation that best fulfills your needs, and it will be taken into consider- ation in future revisions of this document.
  • Page 195 CX900e products. Complet- ing the table will ensure that all necessary revision information is available for Memotec service personnel at the time a service request is made. To determine the current hardware and/or software version of a circuit card, follow the procedures outlined below.
  • Page 196 How to Identify the Hardware Revision of a Circuit Card The procedure for identifying hardware revision numbers is the same for all CX900e circuit cards. The location of the revision information, however, varies according to card type. The following paragraph provides an example of how to identify the hardware revision of a CX900e I/O card.
  • Page 197 Refer to the software Revision column of the CPU List and record the software revision number of the CPU card. In the example above, the software revision of the CX900e is CX602607. A breakdown of the software revision format follows.
  • Page 198 CX900e Hardware Reference Manual Method 2: Using the Command Line Interface Enter module at the command line prompt. The software revision will appear on the screen in the format outlined in method 1. Record and enter the software revision in the S/W Revision column of the table.
  • Page 199 APPENDIX D: CARD POWER CONSUMPTION SUMMARY Card Type Consumption (Watts) V.24 Serial I/O V.35EU Serial I/O 1.45 V.35H Serial I/O X.21 Serial I/O Multi I/O Universal I/O Analog Voice I/O Dual Analog Voice I/O 56K/64K CSU/DSU I/O ISDN BRI-U I/O ISDN BRI-S/T I/O ISDN BRI-S/T Digital Voice I/O V.34 Modem I/O...

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