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9

CHAPTER 2: Introduction

• Supports system configurations using

the CSMA/CD access mechanism
defined in the IEEE Local Area
Network specifications.

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Содержание LE1601A

Страница 1: ...1000 Park Drive Lawrence PA 15055 1018 724 746 5500 Fax 724 746 0746 Copyright 2003 Black Box Corporation All rights reserved ...

Страница 2: ...free in the U S Call 877 877 BBOX outside U S call 724 746 5500 FREE technical support 24 hours a day 7 days a week Call 724 746 5500 or fax 724 746 0746 Mailing address Black Box Corporation 1000 Park Drive Lawrence PA 15055 1018 Web site www blackbox com E mail info blackbox com ...

Страница 3: ......

Страница 4: ...rt 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 exp...

Страница 5: ... RADIO FREQUENCY INTERFERENCE STATEMENTS continued Le présent appareil numérique n émet pas de bruits radioélectriques dépassant les limites applicables aux appareils numériques de classe A prescrites dans le Règlement sur le brouillage radioélectrique publié par Industrie Canada ...

Страница 6: ...3 TRADEMARKS USED IN THIS MANUAL TRADEMARKS USED IN THIS MANUAL Any trademarks mentioned in this manual are acknowledged to be the property of the trademark owners ...

Страница 7: ...ntroduction 7 2 1 Description 7 2 2 What the Package Includes 7 2 3 Features 8 3 Installation 10 3 1 Disabling SQE Test 10 3 2 Installing the Transceiver 11 4 Troubleshooting 13 4 1 Calling Black Box 13 4 2 Shipping and Packaging 14 Appendix AUI DB15 Connector Pinout 15 ...

Страница 8: ...um Coaxial Cable Segment Distance Up to 606 8 ft 185 m Speed 10 Mbps Connectors 1 DB15 AUI M 1 BNC F Indicators LEDs 1 Power 1 SQE Temperature Tolerance Operating 32 to 122 F 0 to 50 C Storage 40 to 212 F 40 to 100 C Relative Humidity Operating 8 to 80 noncondensing Storage 5 to 98 noncondensing ...

Страница 9: ...6 AUI TO BNC TRANSCEIVER Power From the AUI interface Size 0 8 H x 1 6 W x 3 8 D 2 x 4 1 x 9 7 cm Weight 0 2 lb 0 1 kg ...

Страница 10: ...lled in a PC or a bridge router hub or repeater to thin Ethernet coaxial cable It connects either directly to the AUI port on the Ethernet device or via a standard AUI cable The transceiver complies with IEEE 802 3 transceiver specifications 2 2 What the Package Includes Your package should include the following items 1 AUI to BNC Transceiver ...

Страница 11: ...lack Box at 724 746 5500 2 3 Features Provides a complete AUI to thin Ethernet 10BASE2 interface including transmit receive collision and jabber functions and SQE signal quality error test Supports message traffic at a data rate of 10 Mbps Extends a coaxial cable segment up to 606 8 feet 185 m without a repeater ...

Страница 12: ...9 CHAPTER 2 Introduction Supports system configurations using the CSMA CD access mechanism defined in the IEEE Local Area Network specifications ...

Страница 13: ...r is attached to a LAN card bridge or router the SQE switch located on the bottom of the transceiver should be ON When the transceiver is attached to a hub or repeater the SQE switch should be OFF NOTE The transceiver is shipped from the factory with the SQE heartbeat test enabled ON ...

Страница 14: ... connector If only one end of the T connector is connected install a 50 ohm BNC terminator on the other end 3 Use a standard AUI cable 50 ft 15 2 m long to connect an Ethernet device to the transceiver s DB15 AUI connector or directly mount the transceiver to a DTE 4 Turn the power to the network device back on Verify that the Power LED on the transceiver is on CHAPTER 3 Installation ...

Страница 15: ...12 AUI TO BNC TRANSCEIVER Once the transceiver is installed it operates automatically in half duplex mode When the SQE LED lights a collision is detected on the AUI port ...

Страница 16: ...air the unit It contains no user serviceable parts Contact Black Box at 724 746 5500 Before you do make a record of the history of the problem We will be able to provide more efficient and accurate assistance if you have a complete description including the nature and duration of the problem when the problem occurs CHAPTER 4 Troubleshooting ...

Страница 17: ...orse 4 2 Shipping and Packaging If you need to transport or ship your AUI to BNC Transceiver Package it carefully We recommend that you use the original container If you are shipping the transceiver for repair make sure you include everything that came in the original package Before you ship contact Black Box to get a Return Authorization RA number ...

Страница 18: ...he AUI cable 2 CI A Control In Circuit A The positive signal for the CI circuit With CI B CI A is an output current driver pair to the CI circuit This output pair is activated when a collision is detected on the network either during self test heartbeat as the SQE test sequence or after the watchdog timer has expired to indicate that the transmitter is disabled ...

Страница 19: ...nsceiver cable which is driven by the DTE terminal or computer 4 DI S Data In Shield The shield for the DI twisted pair in the AUI cable 5 DI A Data In Circuit A The positive signal for the DI circuit With DI B DI A is an output current driver pair to the DI circuit This output pair drives the AUI transceiver cable with 10 Mbps Manchester encoded data received from the coaxial cable wire of the ne...

Страница 20: ...work either during self test heartbeat as the SQE test sequence or after the watchdog timer has expired to indicate that the transmitter is disabled 10 DO B Data Out Circuit B The negative signal for the DO circuit With DO A DO B is a differential receiver input pair from the DO circuit This input pair receives 10 Mbps Manchester encoded data that is driven by the DTE terminal or computer 11 DO S ...

Страница 21: ...the DI circuit This output pair drives the AUI transceiver cable with 10 Mbps Manchester encoded data received from the coaxial cable wire of the network 13 VP Voltage Plus The power supply to the transceiver 14 VS Voltage Shield 15 NC Not Connected Shell PG Protective Ground Chassis ground from the DTE This circuit is connected to the outer shell of the transceiver ...

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