Enterasys Networks 2H252-25R manual Rackmount Bracket Screws

Page 33

Installing the Device

Figure 3-3 Attaching the Rackmount Brackets

Rackmount Bracket Screws

(Use only 6-32 x 1/4-inch flathead screws)

Rackmount Bracket

													COM	25R-2H252
												CPU		25R-2H252
												CPU
												PWR
													SPD-DPX
24X	22X	20X	18X	16X	14X	12X	10X	8X	6X	4X	2X		TX-RX
23	21	19	17	15	13	11	9	7	5	3	1		MODE
23	21	19	17	15	13	11	9	7	5	3	1		LED
24	22	20	18	16	14	12	10	8	6	4	2	SWITCH WORKGROUP ETHERNET FAST
												SWITCH WORKGROUP ETHERNET FAST

4005-00-04

3.With the mounting brackets attached, position the 2H252-25R between the vertical frame members of the 19-inch rack and fasten it securely with mounting screws as shown in Figure 3-4.

Figure 3-4 Installing the Device in a Rack

FAST ETHERNET WORKGROUP SWITCH

LED

MODE

RX-TX

DPX-SPD

PWR

2	4	6	8	10	12	14	16	18	20	22	24
1	3	5	7	9	11	13	15	17	19	21	23
2X	4X	6X	8X	10X	12X	14X	16X	18X	20X	22X	24X

2H252-25R COM

CPU

Screws

19-Inch Rack

4005_00_05

Installation 3-7

Image 33

Contents 2H252-25R SmartSwitch Installation User’s Guide Page Page Industry Canada Notice FCC NoticeVcci Notice Class a ITE NoticeEnterasys NETWORKS, INC Program License Agreement Page Declaration of Conformity Page Contents Troubleshooting Figures Tables Using this Guide About This GuideStructure of this Guide Related Documents Guide uses the following conventions Document ConventionsPage Overview IntroductionRuntime IP Address Discovery ConnectivitySmartTrunk Full Duplex Switched EthernetBroadcast Suppression Remote Monitoring RmonPort/VLAN Redirect Functions Rate LimitingFlow Control Garp Switch Operation11 802.1 Port Priority Switching OptionsManagement Optional HSIMs and VHSIMsLanview Diagnostic LEDs Standards CompatibilityYear 2000 Compliant Your email address Getting Help10BASE-T Network Network Requirements100BASE-TX Network Unpacking the Device InstallationInstalling Options Tabletop or Shelf Installation Installing the DeviceGuidelines for Tabletop and Shelf Installations InstallationGuidelines for the Rackmount Installation Rackmount InstallationAttaching the Strain-Relief Bracket Strain-Relief Bracket Screws Rack Mounting the 2H252-25RRackmount Bracket Screws Redundant Primary AC outlets are On separate circuits Connecting PowerConnecting Twisted Pair Cables to Fixed Ports Connecting to the NetworkConnecting the Twisted Pair Segment Straight-Through Cable Completing the Installation Using Lanview TroubleshootingLanview LEDs PWR CPU FDX Local Management User’s Guide Troubleshooting Checklist2E253, 2H252, 2H253 SmartSwitch Series 2E253 Reset Button Using the Reset ButtonPage Specifications Device SpecificationsPhysical Properties Electrical Specifications Environmental RequirementsINPUT/OUTPUT Ports Regulatory Compliance COM Port Pinout AssignmentsPage Required Tools Optional Installations Mode Switch Bank SettingsRemoving the Chassis Cover Optional Installations and Mode Switch Bank Settings B-3 Screws Chassis Cover Front Panel Figure B-2 Mode Switch Location Setting the Mode Switches6Optional Installations and Mode Switch Bank Settings Locating SIMMs Simm UpgradeInstalling the Dram Simm Figure B-5 Hsim and Vhsim Connector Locations Installing Optional Hsim or Vhsim Interface ModulesPage Numerics IndexIndex-2