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MIX 56
USER MANUAL
122188-10 A0
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MIX 56 User Manual Document Number 122188-10 A0 Copyright© 2001, Telect, Inc., All Rights Reserved. Telect® and Connecting the Future® are registered trademarks of Telect, Inc., 1730 N. Madson St., Liberty Lake, Washington 99019 Technical Support (USA): By e-mail: getinfo@telect.com By phone: 888-821-4856 or 509-921-6161 Note: Telect assumes no liability from the application or use of these products. Neither does Telect convey any license un- der its patent rights nor the patent rights of other
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Out-of-Warranty Repairs If the product warranty has expired or if the product does not qualify for warranty service, you will be charged a ser- vice fee. Out-of-warranty service will be performed only after receipt of payment. Please call the Telect, Inc. sales de- partment at 800.551.4567 to inquire about current charges. NO SERVICE WILL BE PROVIDED UNLESS A RE- TURN MATERIAL AUTHORIZATION (RMA) NUMBER HAS BEEN ISSUED. Limitation of Liability Neither Telect, Inc. nor their authorized distributo
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Limitation of Warranty a. Telect does not warrant that the Software will be uninterrupted or error-free in all circumstances. Licensee’s sole and exclusive remedy for breach of the warranty is that Telect will make a reasonable effort to correct any document- ed nonconformity reported in writing to Telect during the Product warranty period. b. Telect is not responsible for any defect or noncompliance Software documentation not reported during the Product warranty period or any defect or noncom
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6. Indemnification If a third party claims that the Software infringes any valid U.S. patent issued as of the effective date of this agree- ment or copyright, Telect will (as long as Licensee is not in default under this Agreement or any other agreement with Telect) defend Licensee against such claim at Telect’s expense and pay all damages that a court finally awards, pro- vided that (a) Licensee promptly notifies Telect in writing of the claim, and (b) allows Telect to control, and cooper- at
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vi Telect, Inc. 122188-10 A0
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Contents 1 Descriptions MIX 56......................................................................................... 1-1 Features.................................................................................. 1-2 Part Numbers ......................................................................... 1-2 Main Assemblies.......................................................................... 1-3 Front Panel............................................................................. 1-3 LE
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Installing The Optional RJ Connector Retrofit.......................... 2-15 Specifications....................................................................... 2-15 Schematic ............................................................................ 2-16 Installation Procedure .......................................................... 2-16 Connecting A Modem................................................................ 2-19 Disconnecting a Modem ...........................................
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Configuring the Low-Speed Channels................................. 4-21 Saving a Configuration ........................................................ 4-26 Restoring a Configuration.................................................... 4-28 Viewing Errors........................................................................... 4-32 Viewing High-Speed Errors................................................. 4-32 Viewing Low-Speed Errors ................................................. 4-35 Mana
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x Telect, Inc. 122188-10 A0
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1 Descriptions MIX 56 Telect’s Multiplexer with Integrated Cross-Connect, 56 Circuit (MIX 56) chassis houses two fully independent systems, each with 28 DSX jacks and up to two M13 multiplexer cards. Each system can be used as a DSX only, as a nonredundant multiplexer, or as a redundant multiplexer. When used as a DSX only, a system can be cabled quickly using the rear 64-pin connectors and provides full DSX functionality, including patching and monitoring, using the DSX jacks on the chass
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1 Descriptions MIX 56 User Manual Features • DSX and M13 in one chassis • Two fully independent systems per chassis, each with 28 DSX jacks and up to two M13 cards, in a 5.25 inch (3 RU) rack space • Mounts in 19 inch (48.3 cm) or 23 inch (58.4 cm) WECO-spaced or EIA-spaced racks • Multiplexes 28 DS1 or 21 E1 signals into one DS3 signal and demulti- plexes a DS3 signal into 28 DS1 or 21 E1 signals • 1:1 redundancy with second M13 card • Processor switching occurs in less than 50 ms • LED stat
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MIX 56 User Manual 1 Descriptions MAIN ASSEMBLIES ALERT ! ALERT! To avoid electrostatic discharge, always wear a grounding strap plugged into the ESD jack when handling any MIX 56 components. Front Panel Each MIX 56 chassis houses two independent systems, System 1 and Sys- tem 2. The front of each system is equipped identically (with the exception of one electrostatic discharge (ESD) jack per chassis), and either system can be used as a DSX only, as a nonredundant multiplexer, or as a redu
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1 Descriptions MIX 56 User Manual DSX Tracer Lamp: One per DSX jack; used to locate cross-connects. ESD Jack: One per chassis. Used when performing maintenance to pre- vent harmful electrostatic discharge to electronic components. Fanning Strip: One row per wire-wrap pin field. Used to properly dress cross-connect wires. M13 Cards: One or two per system. Houses the active circuitry for multi- plexing functions. One card for nonredundant systems, two cards for re- dundant systems. M13 Card
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MIX 56 User Manual 1 Descriptions LED Panel CRAFT LS ACO CRT MJR MNR MAINT HS ACO/LAMP Critical Major High Speed Minor Low Speed Maintenance Alarm Cutoff (ACO) LED Status Definition One or more critical alarms. (Two or more DSIs and/ Red or DS3 service affecting conditions.) Critical Unlit No critical alarms One or more major alarms. (DS1 or DS3 service im- Red pacting condition.) Major Unlit No major alarms One or more minor alarms. Service processing and Yellow traffic unaffected. Minor Un
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1 Descriptions MIX 56 User Manual Rear Panel The rear of each system is equipped identically (with the exception of one dual ground stud per chassis), and the connectors for each system are on the opposite side of the chassis when facing the rear because the chassis is divided into two independent systems. System 2 System 1 Logic and Coax Power DS3 In Shield Ground Receptacle DS3 Out 20-60V 20-60V Alarm Contacts Ethernet Port Chassis Ground (one dual stud per chassis) Cable DS1 In Drain
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MIX 56 User Manual 1 Descriptions Ethernet Port: One per system. RJ-45 10Base-T (half-duplex) connector with two LEDs. Interface for managing system remotely via either SNMP or Telnet. When lit, green LED means valid link pulse detected and flash- ing yellow LED means traffic in either direction. NOTE Before using the Ethernet port, you must connect to the local craft interface through the Craft port and set the system’s IP and Subnet Mask addresses in the System Interfaces screen. See “Spec
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1 Descriptions MIX 56 User Manual Signal Flow MON Jacks OUT DSX Without M13 64-Pin Amp IN Amp connector cabled to equipment. WW Pins TL Patch cord or wire-wrap T pins connect to another OUT R DSX panel. Low M13 High Speed Mux Speed T IN R MON Jacks OUT DSX With M13 64-Pin Amp Patch cord or wire-wrap IN pins connect to another WW Pins DSX panel. TL T Low-speed signals are OUT multiplexed into high- R Low High M13 speed. Speed Speed Mux T IN R MON Jacks OUT M13 With Amp* 64-Pin Amp IN Amp conne
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MIX 56 User Manual 1 Descriptions DSX Jack Dimensions 2.09 in. (5.30 cm) M 1.58 in. O (4.00 cm) I .24 in. (.60 cm) Schematic – + LED TL T 1 R Wire-Wrap Pins T1 Mon R R R1 R-n Out T-n To M13 & Backplane T1-n In R1-n 15 SGND Jack 122188-10 A0 Telect, Inc. 1-9
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1 Descriptions MIX 56 User Manual SPECIFICATIONS Electrical DS1 Impedance: 100 ohms nominal, balanced Line Rate: 1.544 Mb/s ±32 ppm Line Coding: AMI or B8ZS (user selectable) Jitter: Meets ANSI T1.403, T1.102, AT&T 62411 Pulse Amplitude and Shape: Per ANSI T1.102, T1.403, and GR-342- CORE Return Loss: >26 dB Short Haul DSX-1 (selectable) Cable Length in feet (22 gauge ABAM or equivalent): 0–110, 110–220, 220–330, 330–440, 440–550, 550–660 Long Haul DS1 (selectable) Cable Length (22 gaug
