Allied Telesis AT-8500 Series User Manual
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AT-8500Series

Layer 2+ Fast

Ethernet Switches

AT-8516F/SC

AT-8524M

AT-8524POE

AT-8550GB

AT-8550SP

Installation Guide

613-000818Rev. B

Copyright © 2008 Allied Telesis, Inc.

All rights reserved. No part of this publication may be reproduced without prior written permission from Allied Telesis, Inc.

Allied Telesis is a trademark of Allied Telesis, Inc. Microsoft and Internet Explorer are registered trademarks of Microsoft Corporation. Netscape Navigator is a registered trademark of Netscape Communications Corporation. All other product names, company names, logos or other designations mentioned herein are trademarks or registered trademarks of their respective owners.

Allied Telesis, Inc. reserves the right to make changes in specifications and other information contained in this document without prior written notice. The information provided herein is subject to change without notice. In no event shall Allied Telesis, Inc. be liable for any incidental, special, indirect, or consequential damages whatsoever, including but not limited to lost profits, arising out of or related to this manual or the information contained herein, even if Allied Telesis, Inc. has been advised of, known, or should have known, the possibility of such damages.

Electrical Safety and Emissions Standards

This product meets the following standards.

U.S. Federal Communications Commission

Radiated Energy

Note: This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with this instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense.

Note: Modifications or changes not expressly approved of by the manufacturer or the FCC, can void your right to operate this equipment.

Industry Canada

This Class A digital apparatus complies with Canadian ICES-003.

Cet appareil numérique de la classe A est conforme à la norme NMB-003du Canada.

European Union Restriction of the Use of Certain Hazardous Substances

(RoHS) in Electrical and Electronic Equipment

This Allied Telesis RoHS-compliantproduct conforms to the European Union Restriction of the Use of Certain Hazardous Substances (RoHS) in Electrical and Electronic Equipment. Allied Telesis ensures RoHS conformance by requiring supplier Declarations of Conformity, monitoring incoming materials, and maintaining manufacturing process controls.

RFI Emissions

FCC Class A, EN55022 Class A, EN61000-3-2,EN61000-3-3,VCCI

 

Class A, C-TICK,CE

Warning: In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures.

Immunity

EN55024

Electrical Safety

EN60950 (TUV), UL 60950 (CULUS)

Laser Safety

EN60825

3

Translated Safety Statements

Important: The indicates that a translation of the safety statement is available in a PDF document titled “Translated Safety Statements”(613-000405)posted on the Allied Telesis website at www.alliedtelesis.com.

4

Contents

Preface ................................................................................................................................................................................

11

Safety Symbols Used in this Document................................................................................................................................

12

Where to Find Web-based Guides .......................................................................................................................................

13

Contacting Allied Telesis ......................................................................................................................................................

14

Online Support ..............................................................................................................................................................

14

Email and Telephone Support.......................................................................................................................................

14

Returning Products........................................................................................................................................................

14

For Sales or Corporate Information...............................................................................................................................

14

Warranty........................................................................................................................................................................

14

Management Software Updates....................................................................................................................................

14

Chapter 1: Overview ..........................................................................................................................................................

15

Model Configurations............................................................................................................................................................

16

Model Descriptions ...............................................................................................................................................................

17

AT-8516F/SC ................................................................................................................................................................

17

AT-8524M......................................................................................................................................................................

18

AT-8524POE .................................................................................................................................................................

19

AT-8550GB ...................................................................................................................................................................

20

AT-8550SP....................................................................................................................................................................

21

Port Descriptions ..................................................................................................................................................................

22

10/100Base-TX Twisted Pair Ports ...............................................................................................................................

22

10/100/1000Base-T Twisted Pair Ports.........................................................................................................................

24

100Base-FX Fiber Optic Ports ......................................................................................................................................

25

Power Over Ethernet ............................................................................................................................................................

27

Power Budgeting ...........................................................................................................................................................

27

Implementation..............................................................................................................................................................

28

GBIC and SFP Slots.............................................................................................................................................................

29

Module Expansion Slots .......................................................................................................................................................

30

LEDs.....................................................................................................................................................................................

31

Twisted Pair Port LEDs and the LED Mode Select Button............................................................................................

31

Fiber Optic Port LEDs ...................................................................................................................................................

34

GBIC and SFP Expansion Slot LEDs............................................................................................................................

35

System LEDs.................................................................................................................................................................

36

RS-232 Terminal Port...........................................................................................................................................................

37

Power Options and Connectors............................................................................................................................................

38

RPS Connector .............................................................................................................................................................

38

AC Power Connector.....................................................................................................................................................

39

DC Power Connector ....................................................................................................................................................

39

A Few Basics about Ethernet Switching...............................................................................................................................

40

MAC Address Table ......................................................................................................................................................

40

Duplex Mode .................................................................................................................................................................

40

Store and Forward.........................................................................................................................................................

41

Back Pressure and Flow Control...................................................................................................................................

41

Network Topologies..............................................................................................................................................................

43

Power Workgroup Topology..........................................................................................................................................

43

Collapsed Backbone Topology......................................................................................................................................

43

Mixed Topology .............................................................................................................................................................

44

Chapter 2: Installation .......................................................................................................................................................

47

Reviewing Safety Precautions..............................................................................................................................................

48

5

Contents

 

Selecting a Site for the Switch ..............................................................................................................................................

51

Planning the Installation........................................................................................................................................................

52

Unpacking the Switch ...........................................................................................................................................................

54

Installing the Switch in a Rack ..............................................................................................................................................

55

Installing an Optional Expansion or Stacking Module...........................................................................................................

58

Installing an Optional GBIC...................................................................................................................................................

60

Installing an Optional SFP Transceiver.................................................................................................................................

62

Cabling the Switch ................................................................................................................................................................

64

Cabling Twisted Pair Ports ............................................................................................................................................

64

Cabling Fiber Optic Ports...............................................................................................................................................

65

Cabling Expansion Modules ..........................................................................................................................................

67

Powering on an AC Powered Switch ....................................................................................................................................

68

Wiring and Powering on an DC Powered Unit......................................................................................................................

70

Starting a Local Management Session .................................................................................................................................

73

Warranty Registration ...........................................................................................................................................................

75

Chapter 3: Troubleshooting ..............................................................................................................................................

77

PWR LED is Off ....................................................................................................................................................................

77

Twisted Pair Port Link LED is Off..........................................................................................................................................

77

Fiber Optic Port Link LED is Off............................................................................................................................................

78

PoE Device is Not Receiving Power.....................................................................................................................................

79

Fault LED is On Continuously...............................................................................................................................................

79

Cannot Establish a Local Management Session ..................................................................................................................

80

Appendix A: Technical Specifications .............................................................................................................................

81

Physical Specifications .........................................................................................................................................................

81

Environmental Specifications................................................................................................................................................

81

Power Specifications.............................................................................................................................................................

82

Safety and Electromagnetic Emissions Certifications...........................................................................................................

82

RJ-45 Twisted Pair Port Pinouts...........................................................................................................................................

83

AT-8516F/SC Fiber Optic Port Specifications.......................................................................................................................

85

RS-232 Terminal Port Pinouts ..............................................................................................................................................

86

RPS Connector Port Pinouts ................................................................................................................................................

87

Dual SC Type Connector......................................................................................................................................................

90

6

Figures

Figure 1. AT-8516F/SC Switch Front and Back Panels 9

Figure 2. AT-8524M Switch Front and Back Panels 10 Figure 3. AT-8524POE Switch Front and Back Panels 11 Figure 4. AT-8550GB Switch Front and Back Panels 12 Figure 5. AT-8550SP Switch Front and Back Panels 13 Figure 6. GBIC Module 21

Figure 7. SFP Transceiver 21

Figure 8. AT-RPS3004 Redundant Power Supply Unit 30 Figure 9. Power Workgroup Topology 35

Figure 10. Collapsed Backbone Topology 36 Figure 11. Mixed Topology 37

Figure 12. Rack Mount Bracket Positions 47 Figure 13. Removing the Feet 48

Figure 14. Removing the Expansion Slot Faceplate 50 Figure 15. Installing a Module 51

Figure 16. Securing the Module in the Expansion Slot 51

Figure 17. Optical Bore and Ferrule of GBIC Module 53 Figure 18. Installing a GBIC Module 53

Figure 19. Connecting the Twisted Pair Data Cables 56

Figure 20. Removing the Dust Covers from the Fiber Optic Ports 57 Figure 21. Attaching a Fiber Optic Cable 58

Figure 22. Dual SC Port 58

Figure 23. Connecting the AC Power Cord 60

Figure 24. Connecting the RPS DC Cable 61

Figure 25. Positive, Ground, and Negative Terminals 62 Figure 26. Stripped Wire 63

Figure 27. Connecting the Stripped Wire 63

Figure 28. Connecting an RS-232 Cable to the RS-232 Terminal Port on an AT-8524M Switch 65 Figure 29. RJ-45 Connector and Port Pin Layout 75

Figure 30. RPS 16-pin Molex Connector Pin Layout 79

Figure 31. AT-8524POE RPS Connector Pin Layout 80 Figure 32.Dual SC Connector 82

7

Figures

 

 

Figure 1. AT-8516F/SC Switch Front and Back Panels.......................................................................................................

17

Figure 2. AT-8524M Switch Front and Back Panels............................................................................................................

18

Figure 3. AT-8524POE Switch Front and Back Panels .......................................................................................................

19

Figure 4. AT-8550GB Switch Front and Back Panels..........................................................................................................

20

Figure 5. AT-8550SP Switch Front and Back Panels ..........................................................................................................

21

Figure 6. GBIC Module ........................................................................................................................................................

29

Figure 7.

SFP Transceiver...................................................................................................................................................

29

Figure 8. AT-RPS3004 Redundant Power Supply Unit .......................................................................................................

38

Figure 9. Power Workgroup Topology .................................................................................................................................

43

Figure 10. Collapsed Backbone Topology...........................................................................................................................

44

Figure 11. Mixed Topology ..................................................................................................................................................

45

Figure 12.

Rack Mount Bracket Positions............................................................................................................................

55

Figure 13. Removing the Feet .............................................................................................................................................

56

Figure 14.

Removing the Expansion Slot Faceplate............................................................................................................

58

Figure 15.

Installing a Module..............................................................................................................................................

59

Figure 16.

Securing the Module in the Expansion Slot ........................................................................................................

59

Figure 17.

Optical Bore and Ferrule of GBIC Module..........................................................................................................

61

Figure 18.

Installing a GBIC Module....................................................................................................................................

61

Figure 19.

Connecting the Twisted Pair Data Cables..........................................................................................................

64

Figure 20.

Removing the Dust Covers from the Fiber Optic Ports.......................................................................................

65

Figure 21.

Attaching a Fiber Optic Cable.............................................................................................................................

66

Figure 22. Dual SC Port.......................................................................................................................................................

66

Figure 23. Connecting the AC Power Cord..........................................................................................................................

68

Figure 24. Connecting the RPS DC Cable...........................................................................................................................

69

Figure 25.

Positive, Ground, and Negative Terminals .........................................................................................................

70

Figure 26.

Stripped Wire......................................................................................................................................................

71

Figure 27.

Connecting the Stripped Wire.............................................................................................................................

71

Figure 28. Connecting an RS-232 Cable to the RS-232 Terminal Port on an AT-8524M Switch........................................

73

Figure 29. RJ-45 Connector and Port Pin Layout................................................................................................................

83

Figure 30. RPS 16-pin Molex Connector Pin Layout ...........................................................................................................

87

Figure 31. AT-8524POE RPS Connector Pin Layout ..........................................................................................................

88

Figure 32. Dual SC Connector.............................................................................................................................................

90

8

Tables

Table 1. Safety Symbols .....................................................................................................................................................

12

Table 2.

Model Configurations ............................................................................................................................................

16

Table 3.

IEEE 802.3af Class vs. Power Levels ..................................................................................................................

28

Table 4. LEDs for the 10/100Base-TX Twisted Pair Ports on the AT-8524M, AT-8550GB, and AT-8550SP Switches .....

31

Table 5. LEDs for Ports 49R and 50R on the AT-8550GB and AT-8550SP Switches .......................................................

32

Table 6. LEDs for the 10/100Base-TX Twisted Pair Ports on the AT-8524POE Switch .....................................................

33

Table 7.

LEDs for the Fiber Optic Ports on the AT-8516F/SC Switch ................................................................................

35

Table 8. LEDs for the Optional GBIC and SFP Ports on an AT-8550GB and AT-8550SP Switches .................................

35

Table 9. System LEDs ........................................................................................................................................................

36

Table 10.

Twisted Pair Cabling and Distances ...................................................................................................................

52

Table 11.

Fiber Optic Cabling and Distances .....................................................................................................................

53

Table 12. 10/100Base-TX Port MDI/MDI-X Pin Signals ....................................................................................................

83

Table 13. 10/100Base-T Port MDI/MDI-X Pin Signals with PoE .........................................................................................

83

Table 14. MDI and MDI-X Pin Signals (1000Base-T) .........................................................................................................

84

Table 15.

RS-232 Terminal Port Pin Signals ......................................................................................................................

86

Table 16.

Pin Definitions of the 16-pin RPS Connector ......................................................................................................

87

Table 17.

Pin Definitions for the RPS Connector on the AT-8524POE Switch ...................................................................

88

9

Tables

10