3Com 4226T Support Question
3Com 4226T Support Question
Find answers below for this question about 3Com 4226T - SuperStack 3 Switch.Need a 3Com 4226T manual? We have 1 online manual for this item!
Question posted by danielibm1 on November 26th, 2013
Switch Error
When I plug my Switch 3com to energy, the "Power/Self Test" led does not stay on green.It scountinues all the time!!!What can i solve this problem?
Current Answers
Related 3Com 4226T Manual Pages
Getting Started Guide - Page 1
DUA1730-0AAA02 Published October 2002 SuperStack® 3 Switch 4200 Series Getting Started Guide
3C17300 3C17302 3C17304
http://www.3com.com/
Part No.
Getting Started Guide - Page 3
... 14 GBIC Ports 14 LEDs 15
Switch 4200 Series - CONTENTS
ABOUT THIS GUIDE
Conventions 8 Related Documentation 9
Accessing Online Documentation 10 Product Registration 10 Documentation Comments 10
1 INTRODUCING THE
SUPERSTACK 3 SWITCH 4200 SERIES
About the Switch 4200 Series 12 Summary of Each Other 23 Stacking Units 23 The Power-up Sequence 24
Powering-up the Switch 4200 Series 24...
Getting Started Guide - Page 4
...for Correct Operation of LEDs 24 Connecting a Redundant Power System 25 Choosing the...38
Viewing Automatically Configured IP Information 42 Using 3Com Network Supervisor 42 Connecting to the Console Port 42
Methods of Managing a Switch 45 Command Line Interface Management 45 Web ... 50
4 PROBLEM SOLVING
Solving Problems Indicated by LEDs 54 Solving Hardware Problems 55 Solving Communication Problems 55
Getting Started Guide - Page 5
Solving Stack Formation Problems 56 Solving Software Upgrade Problems 57
A SAFETY INFORMATION
Important Safety Information 60 L'information de Sécurité Importante 62 Wichtige Sicherheitsinformationen 64
B PIN-OUTS
Null Modem Cable 67 PC-AT Serial Cable 67 Modem Cable 68 RJ-45 Pin Assignments 68 1000BASE-T RJ-45 Pin Assignments 69
C TECHNICAL SPECIFICATIONS
Switch 4226T (3C17300) 71...
Getting Started Guide - Page 7
...and use a SuperStack® 3 Switch 4200 in Adobe Acrobat Reader Portable Document Format (PDF) or HTML on the 3Com World Wide Web site:
http://www.3com.com/
Most user... Switch 4200 Series models:
■ Switch 4226T (3C17300) - 24 10BASE-T/100BASE-TX ports, 2 10/100/1000BASE-T ports
■ Switch 4250T (3C17302) - 48 10BASE-T/100BASE-TX ports, 2 10/100/1000BASE-T ports
■ Switch ...
Getting Started Guide - Page 9
..., such as:
■ Documentation accompanying the Advanced Redundant Power system.
■ Documentation accompanying 3Com Network Supervisor. It is supplied in HTML format on the CD-ROM that accompanies the Switch. It is supplied in PDF format on the CD-ROM that accompanies the Switch.
■ SuperStack 3 Switch Management Quick Reference Guide This guide contains:
■ a list...
Getting Started Guide - Page 10
...make our documentation more useful to a suitable directory.
■ The HTML Reference Guide is to 3Com at:
pddtechpubs_comments@3com.com
Please include the following online Documentation documentation:
■ SuperStack 3 Switch Implementation Guide (PDF format)
■ SuperStack 3 Switch Management Interface Reference Guide (HTML format)
1 To access the documentation insert the CD-ROM into...
Getting Started Guide - Page 12
... or 48 10BASE-T/100BASE-TX ports ■ 2 10/100/1000BASE-T ports ■ 2 GBIC ports (Switch 4228G only)
The Switch provides high-performance workgroups with a backbone to server connection.
You can also add the Switch 4200 Series to SuperStack Advanced Redundant Power System (ARPS) (3C16071, 3C16071A or 3C16071B)
Mounting
19-inch rack or stand-alone mounting
Getting Started Guide - Page 13
...-T / 100BASE-TX RJ-45 Ports
Unit LEDs
Power / Self Test LED
1 13 2 14 3 15 4 16 5 17 6 18 7 19 8 20
9 21 10 22 11 23 12 24
Power/
Self Test
1
25 / Up 26 / Down
2 3 Alert
4 Unit
Alert LED
10/100/1000BASE-T ports
3C17300 Superstack 3 Switch 4226T
Figure 2 Switch 4250T (3C17302) - front view
10BASE-T / 100BASE-TX RJ-45 Ports
Unit LEDs Power / Self Test LED
1 25 2 26 3 27 4 28 5 29...
Getting Started Guide - Page 15
... page 54.
For information on using the LEDs for problem solving, see "Solving Problems Indicated by the media type, only the flow control is enabled. It is enabled. Yellow flashing Packets are being transmitted/received on the port. Green flashing Packets are being transmitted/received on the port. About the Switch 4200 Series 15
Fiber GBIC's. Because...
Getting Started Guide - Page 16
....
alternating
Off
No link is powered-up and operating normally. Power/Self Test LED
Green
The Switch is present.
Alert LED
Green flashing The Switch Alert LED has been configured via the CLI or Web
Interface to be off (Default state).
16 CHAPTER 1: INTRODUCING THE SUPERSTACK 3 SWITCH 4200 SERIES
LED Color
Indicates
Green flashing Packets are being transmitted...
Getting Started Guide - Page 20
... be mounted in the side of the Switch. 3Com recommends that the ventilation holes are not obstructed. CAUTION: Ensure that you provide a minimum of electrical noise such as radios, transmitters and broadband amplifiers.
■ power lines and fluorescent lighting fixtures
■ The Switch is not restricted around the Switch does not exceed 40 °C (104...
Getting Started Guide - Page 23
... bottom unit of the existing stack will flash green. Place the Switch units on the unit above. In this instance...Power/ Self Test
1
25 / Up 26 / Down
2
3
Alert
4 Unit
27 27
28
3C17304 Superstack 3 Switch 4228G 28
1 13 2 14 3 15 4 16 5 17 6 18
7 19 8 20
9 21 10 22 11 23 12 24
Power/
Self Test
1
25 / Up 26 / Down
2
3
Alert
4 Unit
3C17300 Superstack 3 Switch 4226T
The unit LEDs...
Getting Started Guide - Page 24
... flash green. The Power-up and ready for operation.
When removing a Switch from a stack, note the following sections describe how to get your Switch is operating correctly. 24 CHAPTER 2: INSTALLING THE SWITCH
When another Switch 4200 Series unit is added to the top of LEDs
During the Power On Self Test, all ports on the Switch are having problems, refer to "Solving Stack...
Getting Started Guide - Page 25
.../Self Test LED colors
Color Green Yellow Off
State The Switch is not receiving power.
If you can only use the Switch's management interface until the Unit LED is enabled. The Power-up and operating normally. For normal redundancy, the unit requires one Type 2A Power Module (part number 3C16074A). CAUTION: The Switch has no ON/OFF switch; The port can connect a SuperStack...
Getting Started Guide - Page 26
...cable specifications, refer to the SuperStack 3 Implementation Guide that you need a cross-over Cable
Switch to Switch
✓
(MDIX to MDIX)
Switch to Hub (MDIX to MDIX)
✓
Switch to PC (NIC)
✕...for a suitable patch cable.
If you want to install the Switch using a Category 5E or Category 6 cable, 3Com recommends that you need to use Category 5 twisted pair cable -...
Getting Started Guide - Page 53
...D.
The topics covered are: ■ Solving Problems Indicated by LEDs ■ Solving Hardware Problems ■ Solving Communication Problems ■ Solving Software Upgrade Problems
If you may be included in the support section of the SuperStack 3 Switch Management Interface Reference Guide on the CD-ROM that accompanies your Switch.
4
PROBLEM SOLVING
This chapter helps you to diagnose...
Getting Started Guide - Page 54
... fault.
Contact your supplier for advice. On powering-up ■ The quality of cable is disabled and incorrect cables are powered-up , the Power/Self Test LED lights yellow The Switch unit has failed its Power On Self Test (POST) because of an internal problem. Auto-negotiation problems will flash green/yellow alternately to the 'problem' device
then contact your supplier for advice...
Getting Started Guide - Page 55
... or Hub) must have the format n.n.n.n where n is invalid
The Switch has identified that the air vents are not obstructed. 3 Power cycle the unit. Solving Hardware Problems 55
Solving Hardware Problems
SNMP fan fail trap hardware failure
In the rare event of your network management application (such as 3Com Network Supervisor). To correct this problem, completely remove the GBIC...
Getting Started Guide - Page 62
...Safety
Never look directly at the transmit laser while it is powered-up . WARNING: Use of controls or adjustments of performance or... Fiber Optic ports - AVERTISSEMENT: Si vous entassez l'unité Switch avec les unités SuperStack 3 Hub, l'unité Switch 4200 doit être installée en dessous des unités Hub plus étroites. L'information de Sécurité Importante ...
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