Enterasys-networks Enterasys Gold Distributed Forwarding Engine 4H428 Uživatelský manuál stáhnout pdf (Strana 85)

Memory Locations and Replacement Procedures

Matrix DFE-Gold Series Modules Hardware Installation Guide B-11

DRAM SIMM Replacement (4H4202-72)

Figure B-12 Installing the DRAM SIMM on 4H4203-72

1 Connector arms 3 Connector fingers

2 DRAM SIMM 4 Alignment notches (2)

Note: Because of the complexity of correctly replacing the large daughter board on the

4H4202-72, it is recommended that you contact Enterasys Networks support or nearest

representative if you need to replace the DRAM SIMM.

1 2 ... 80 81 82 83 84 85 86 87 88 89 90

Enterasys Matrix 1
orcontact 5
(Metal Parts) 6
(Circuit Modules) 6
(Circuit Breakers) 6
VCCI Notice 7
BSMI EMC Statement — Taiwan 7
Safety Information 8
Class 1 Laser Transceivers 8
Declaration of Conformity 8
Contents 13
Chapter 4: Troubleshooting 14
Appendix A: Specifications 14
About This Guide 17
Who Should Use This Guide 17
How to Use This Guide 18
Related Documents 18
Getting Help 20
Introduction 21
The DFE-Gold Modules 22
4H4202-72 23
4H4284-49 23
1-4 Introduction 24
Connectivity 26
Management 27
Standards Compatibility 27
LANVIEW Diagnostic LEDs 28
Network Requirements 29
10BASE-T Network 29
100BASE-TX Network 30
Installation 31
Installation Site Requirement 32
Unpacking the DFE-Gold Module 32
Example 1 (Figure 3-1, A) 34
Example 2 (Figure 3-1, B) 34
Example 3 (Figure 3-1, C) 35
Example 4 (Figure 3-1, D) 35
Preparation 36
FAST ENET 38
Connecting to the Network 40
3-12 Installation 42
3-14 Installation 44
3-16 Installation 46
3-18 Installation 48
What Is Needed 50
Mode 7 Bit Control 51
Transmit Transmit=9600 51
Bits Parity 8 Bits, No Parity 51
Stop Bit 1 Stop Bit 51
3-22 Installation 52
Connecting to a Modem 53
3-24 Installation 54
Completing the Installation 56
Enterasys 57
3-28 Installation 58
3-30 Installation 60
Troubleshooting 61
Using LANVIEW 61
4H4203-72 62
1 2 3 63
Table 4-1 LANVIEW LEDs 65
4-6 Troubleshooting 66
Troubleshooting Checklist 67
4-8 Troubleshooting 68
4-10 Troubleshooting 70
Specifications 71
Item Specification 72
COM Port Pinout Assignments 73
Regulatory Compliance 74
Mode Switch Bank Settings 75
Required Tools 75
Setting the Mode Switches 76
1 Mode switch bank 77
1 2345678 78
4H4282-49 79
AST ENET 79
Removing the DRAM SIMM 81
or 4H4283-49 83
Removing the DIMM 86
Installing the DIMM 87

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