Black Box May-95, ME758C-RJ45, ME759C-RJ45, ME759C-RJ11, ME758C-RJ11 manual FCC Statements

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FCC STATEMENTS

FEDERAL COMMUNICATIONS COMMISSION

AND

INDUSTRY CANADA

RADIO FREQUENCY INTERFERENCE STATEMENTS

This equipment generates, uses, and can radiate radio-frequency energy, and if not installed and used properly, that is, in strict accordance with the manufacturer’s instructions, may cause interference to radio communication. It has been tested and found to comply with the limits for a Class A computing device in accordance with the specifications in Subpart B of Part 15 of FCC rules, which are designed to provide reasonable protection against such interference when the equipment is operated in a commercial environment. Operation of this equipment in a residential area is likely to cause interference, in which case the user at his own expense will be required to take whatever measures may be necessary to correct the interference.

Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

This digital apparatus does not exceed the Class A limits for radio noise emission from digital apparatus set out in the Radio Interference Regulation of Industry Canada.

Le présent appareil numérique n’émet pas de bruits radioélectriques dépassant les limites applicables aux appareils numériques de la classe A prescrites dans le Règlement sur le brouillage radioélectrique publié par Industrie Canada.

TRADEMARKS USED IN THIS MANUAL

AT&T is a registered trademark of American Telephone and Telegraph Company.

Littelfuse is a registered trademark of Littelfuse, Inc.

Any other trademarks mentioned in this manual are acknowledged to be the property of the trademark owners.

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Contents Multi-Function LD Cards FCC Statements MULTI-FUNCTION LD Card NOM Statements Contents Specifications Connectors IndicatorsDiagnostics Weight PowerTemperature FuseOverview FeaturesIntroduction Introduction Setting the Switches on the Main Module Main-module switchesOn and OFF settings of the DIP switches Switch S1 SummaryS1 Position 7 Protocol S1 Positions 1 through 4 Data-Rate SettingS1 Positions 5 and 6 Clock Source S1 Position 8 Carrier-Control Method Switch S2 SummaryS2 Position 2 2-Wire vs -Wire Operation S2-6 Signaling-Rate Range S2 Position 3 V.52 and V.54 Diagnostic TestingS2 Positions 4 and 5 RTS/CTS Delay S2-7 and S2-8 Word LengthSwitch S3 Summary S3-1 and S3-2 Input ImpedanceS3-5 DTE RS-232 Initiation of Local Loopback Test Recommended Impedance SettingsS3-4 Mode Selection S3-6 DTE RS-232 Initiation of Remote Loopback TestSetting the Jumpers on the Interface Module S3-7 and S3-8 Antistream ControlFour interface modules Jumper locations Summary of Interface-Module Jumper Functions Line Interface Line Shield Connection to Frame Ground JB2Serial Interface Signal Ground and Frame Ground JB4 JB5Installation MicroRacks An OverviewMicroRacks’ Power Supply Installing the Multi-Function LD Card in the MicroRack Pinout of the 10-Pin RJ Interface RS-232 Serial Cables and ConnectorsPinout of the RS-232 Interface Modem-to-Modem Line Cables and Connectors Line-Cable Pinouts AT&T standard modular color codesTwo-pair star wiring for host and slave Cards Multipoint ApplicationsOperation and Diagnostics Status LEDsRTS and CD Indicators Diagnostic Testing Using the Error LED Power-Up V.54 and V.52 Diagnostic Tests Remote Digital Loopback RDL Using the V.52 Bert Test Independently Shipping and Packaging TroubleshootingCalling Your Supplier Wire Gauge Capacitance Resistance Appendix Cable RecommendationsMULTI-FUNCTION LD Card Copyright 1995. Black Box Corporation. All rights reserved