Brocade DCX 8510-8 Backbone Hardware Reference Manual Manual do Utilizador Página 1

53-1002180-0727 June 2014Brocade DCX 8510-8BackboneHardware Reference Manual

• Brocade Supplemental Support augments your existing OEM support contract, providing directaccess to Brocade expertise. For more information, contact

}5. Login to the chassis and execute the switchcfgpersistentdisable command on the main switchand other logical switches. The switchcfgpersistentdisa

Replacing the WWN card and WWN bezel (logo plate)Complete the following steps to replace the bezel and the WWN cards.Follow electrostatic discharge (E

Blade Transceiver Auto-negotiate/Fixed Speeds supported(xGbps)FC8-64 mSFP Auto negotiate 2, 4, and 8.FC16-32 and FC16-48 SFP+ Auto negotiate 2, 4, 8,

blade. Refer to the illustration for the mSFP transceiver for the basic appearance of the 16 Gbpstransceiver.FIGURE 30 Replacing an optical transceive

Transceivers are keyed so that they can only be inserted with the correct orientation. If a transceiverdoes not slide in easily, ensure that it is cor

Transceivers are keyed so that they can only be inserted with the correct orientation. If a transceiverdoes not slide in easily, ensure that it is cor

Replacing a QSFP transceiverComplete the following steps to replace a QSFP transceiver.1. If the QSFP transceiver is being replaced, grasp the bail of

NOTEFor the Brocade DCX 8510 Backbones, an off-the-shelf QSFP cable up to 50 meters long can be usedas an ICL cable.NOTEFor the Brocade DCX 8510 Backb

Time and items requiredThe replacement procedure for an ICL cable takes less than five minutes. Only a replacement ICLcable is required for this proce

FIGURE 36 QSFP cable connections for Brocade DCX 8510 chassis (sample configuration)1. Chassis 1 - DCX 8510-82. Chassis 2 - DCX 8510-4The DCX 8510 cha

About This Document● Supported hardware and software... 11● What’s new

FIGURE 37 DCX 8510 core/edge ICL topologyThe DCX 8510 chassis can also be connected in a full mesh configuration as shown in the followingfigure. Alth

FIGURE 38 DCX 8510 full mesh ICL topologyBrocade DCX 8510-8 chassis removal and replacementThis section describes how to remove and replace the Brocad

6. Installing components into the new chassis on page 1177. Downloading the configuration on page 1188. Verifying correct operation of system on page

Recording critical Brocade DCX 8510-8 and SAN informationAll commands must be entered from a CLI session (Telnet or serial) to the active CP blade unl

NOTEIf you are using the Virtual Fabric feature, you should run configupload -vf before running theconfigupload command to save the logical switch con

Power Consume Factor: -3Factory Part Num: 60-0001501-07Factory Serial Num: FT02X805BE2Manufacture: Day: 26 Month: 3 Year: 20

Stopping blade 1 Shutting down the blade...Stopping blade 2 Shutting down the blade...Stopping blade 8 Shutting down the blade...Broadcast message

DANGERUse safe lifting practices when moving the product.DANGERA completely empty Brocade DCX 8510-8 chassis weighs approximately 37.3 kg (82.2 lb) an

6. Replace the port blades or filler panels (Port, application, and encryption blade removal andreplacement on page 76 and Blade filler panel removal

password: xxxxxxxxswitch:admin>2. Enter the slotShow -m command and verify that all the installed cards are detected and that theirstatus is operat

What’s new in this document12 Brocade DCX 8510-8 Backbone Hardware Reference Manual53-1002180-07

Reconnecting the system to the network and fabricRefer to the cable routing information recorded in Cable routing table on page 121 for the followings

020f00 021fda 021fdc 021fe0 021fe15 Nx_Ports in the Fabric}switch:admin> switchshowswitchName: rsl8-st03-dcx-01<output truncated>switch:admi

Cable routing table for Brocade DCX 8510-8 (64 ports shown) (Continued)TABLE 16 Slot/port Cable labels Connected device Slot/port of device101112131

Cable routing table for Brocade DCX 8510-8 (64 ports shown) (Continued)TABLE 16 Slot/port Cable labels Connected device Slot/port of device363738394

Cable routing table for Brocade DCX 8510-8 (64 ports shown) (Continued)TABLE 16 Slot/port Cable labels Connected device Slot/port of device6263Remov

Specifications● General specifications...125● System a

System architectureThe following table describes the system architecture of the Brocade DCX 8510-8.System architecture TABLE 18 Feature DescriptionF

System architecture (Continued)TABLE 18 Feature DescriptionPort types FC8-32E port blade: F_Port, E_Port, Ex_Port, and M_Port.FC8-48E port blade: F_

System size and weightThe weight of the Brocade DCX 8510-8 can vary considerably depending on the combination ofblades installed. Use the following ta

System FRU weights (Continued)TABLE 20 FRU WeightFC8-64 port blade 3.36 kg (7.4 lb) without mediaFC16-32 port blade 2.8 kg (6.2 lb) without mediaFC1

Brocade DCX 8510-8 Overview● Brocade DCX 8510-8 features... 13● B

Environmental requirementsThe following table lists the environmental operating ranges for the Brocade DCX 8510-8. Therequirements for non-operating c

The QSFP transceiver part numbers supported on the core blades are different from the QSFPtransceiver part numbers supported on the FC16-64 port blade

You can calculate your power requirements by combining the power draws for the various blades andfan units in your configuration. While you may use fe

Power supply requirementsTABLE 24 Demand Power supplies @ 110 VAC (nominal) Power supplies @ 220 VAC (nominal)Up to 1000W 2 21000W-2000W 4 2Greater

Power cord types (international) (Continued)TABLE 25 Plug style NEMA5-20P125VonlyUSA,Canada,Mexico,otherlocationsNEMAL6-20USA,Canada,Mexico,otherloc

Power cord types (international) (Continued)TABLE 25 Plug style NEMA5-20P125VonlyUSA,Canada,Mexico,otherlocationsNEMAL6-20USA,Canada,Mexico,otherloc

Power cord types (international) (Continued)TABLE 25 Plug style NEMA5-20P125VonlyUSA,Canada,Mexico,otherlocationsNEMAL6-20USA,Canada,Mexico,otherloc

DANGERDisconnect the power cord from all power sources to completely remove power from the device.DANGERIf the installation requires a different power

Supported optics, speeds, cables, and distances (Continued)TABLE 26 TransceivertypeFormfactorSpeed Multimodemedia (62.5microns)(OM1)Multimodemedia (

Qualified cables for mSFP connections for the FC8-64 high density port blade (Continued)TABLE 27 Description Length Corning part number Molex partnu

Brocade DCX 8510-8 hardware componentsThe Brocade DCX 8510-8 features a modular and scalable mechanical construction that allows a widerange of flexib

FIGURE 39 QSFP to QSFP standard cables1. QSFP MTP connectorFIGURE 40 QSFP-SFP/LC Break-out/Split-out cables1. QSFP MTP connector2. SFP+ LC connectorsW

Application and Encryption Blades● Introduction...

NOTEThe port diagram on the front panel uses the abbreviations GE for 1 GbE ports and 10GE for 10 GbEports.NOTEThe 10 GbE SFPs used in the FX8-24 blad

‐ The Link Cost is equal to the sum of all established/low metric (or currently active) circuits’MAX rates in the tunnel.‐ Fabrics connected through F

Limitations of FCOE10-24 bladeThe following limitations have to be considered when using FCOE10-24 application blade with FabricOS 7.3.0, on the DCX 8

Diagnostics and Troubleshooting● Introduction...

Environmental status and maintenance commands TABLE 28 Command Information displayedsensorShow Temperature readings for the port bladesTemperature r

Any errors detected during POST are written to the system log, which is accessible through theerrShow command. For information about error messages, r

TroubleshootingThe following table provides a list of issues, possible causes, and recommended actions.Troubleshooting the Brocade DCX 8510-8TABLE 29

Troubleshooting the Brocade DCX 8510-8 (Continued)TABLE 29 Issue Possible cause Recommended actionLEDs on one or morecomponents are changingrapidly

‐ The 16-Gbps QSFPs supported on FC16-64 prot blade auto-negotiate at 4, 8, and16 Gbps.‐ The 16-Gbps QSFPs based inter-chassis link (ICL) on the core

Troubleshooting the Brocade DCX 8510-8 (Continued)TABLE 29 Issue Possible cause Recommended actionBlades might be faulty. Enter the slotShow command

Port Numbering TemplatePrint or copy the following templates in this appendix and use them to document the port numberingpattern for the Brocade DCX 8

FIGURE 41 CR16-8 core blade1. Port map2. QSFP ports 12-15 (bottom to top)3. QSFP ports 8-11 (bottom to top)4. QSFP ports 0-3 (bottom to top)5. QSFP po

External port to slotShow port mapping for core blades (Continued)TABLE 30 External port number slotShow port numbers External port number slotShow

1. Blade power LED2. Blade status LED3. FC ports 24-314. Port and trunking group map5. FC ports 16-236. FC ports 0-77. FC ports 8-15FIGURE 43 FC8-48E

FIGURE 44 FC8-64 port blade1. Blade status LED2. Blade power LED3. Port 634. Port 305. Port 61 status LED6. Port 29 status LED7. FC ports 32-63 (botto

FIGURE 45 FC16-32 port blade1. Blade power LED2. Blade status LED3. FC ports 24-314. Port and trunking group map5. FC ports 16-236. FC ports 0-77. FC

FIGURE 46 FC16-48 port blade1. Blade power LED2. Blade status LED3. FC ports 24-474. FC ports 0-23Port Numbering TemplateBrocade DCX 8510-8 Backbone H

FIGURE 47 FC16-64 port blade1. QSFP ports 8-15; FC ports 32-63 (bottom to up)2. QSFP ports 0-7; FC ports 0-31 (bottom to up)Port Numbering Template158

FIGURE 48 FS8-18 encryption blade1. Gigabit Ethernet ports GE0-GE12. Smart card port3. Fibre Channel ports 0-15Port Numbering TemplateBrocade DCX 8510

FIGURE 1 Port side of the Brocade DCX 8510-8 (sample configuration)1. Exhaust vent2. Core switch blade (CR16-8)3. Control processor blade (CP8)4. FC16

FIGURE 49 FX8-24 extension blade1. 10 GbE ports 0-12. 1 GbE ports 0-33. 1 GbE ports 4-94. FC ports 6-115. FC ports 0-56. Blade Power LED7. Blade Statu

FIGURE 50 FCOE10-24 FCoE blade1. 10-GbE CEE ports 12-232. 10-GbE CEE ports 0-113. Power LED4. Status LEDPort Numbering TemplateBrocade DCX 8510-8 Back

Port Numbering Template162 Brocade DCX 8510-8 Backbone Hardware Reference Manual53-1002180-07

Regulatory Statements● Regulatory compliance...163● Env

Power-cord notice (Japan, Denan)DANGERNever use the power cord packed with your equipment for other products.BSMI statement (Taiwan)Warning:This is Cl

Canadian requirementsThis Class A digital apparatus meets all requirements of the Canadian Interference-Causing EquipmentRegulations, ICES-003 Class A

Regulatory compliance standards (Continued)TABLE 31 Country Standards Agency Certifications andMarkingsTaiwan (PS only) CNS 14336(94) or latest CNS

Caution and Danger Notices● Cautions...

PRECAUCIÓN Antes de conectar un cable en cualquier puerto, asegúrese de descargar la tensión acumuladaen el cable tocando la superficie de conexión a

Electrical dangersDANGERMake sure that the power source circuits are properly grounded, then use the power cordsupplied with the device to connect it

FIGURE 2 Nonport side of the Brocade DCX 8510-8 (sample configuration)1. WWN bezel (logo plate - WWN card behind)2. Power supply3. Blower assemblyBroc

PELIGRO Para desconectar completamente la corriente del instrumento, desconecte el cordón decorriente de todas las fuentes de corriente.DANGERIf the i

DANGER Un commutateur Brocade DCX 8510-8 complet (huit cartes de port FC16-64, 512 ports) pèseenviron 161.2 kg et requiert un dispositif de levage hyd

Danger Notices172 Brocade DCX 8510-8 Backbone Hardware Reference Manual53-1002180-07

Index10 GbE ports 141Aairflow, requirement 130altitude, requirement 130ambient temperature, requirement 130ANSI protocol 125application bladedetermini

troubleshooting 148configure command 38, 41configuring IP address 36core switch bladedetermining status 65replacing 92CP bladedetermining status 63rep

replacing 97FS8-18 blade 141FX8-24 blade 141GGbE ports 141Hhigh availability 19humidity, requirement 130Iinstallationitems required 24SFP 41installati

QQSFP cablesinstalling 106replacing 106QSFPsas inter-chassis links 43QSFP transceivers 106Rrack space requirement 24regulatory compliance 163reliabili

chassis power 148configuration data 148CP blade 148domain IDs 148Ethernet link speed 148FRUs 148general 145IP addresses 148LEDs 148port blade 148seria

178 Brocade DCX 8510-8 Backbone Hardware Reference Manual53-1002180-07

Blades available for the Brocade DCX 8510-8 (Continued)TABLE 1 Description Name FunctionBrocade DCX8510-8 core switchbladeCR16-8 The CR16-8 blade co

Blades available for the Brocade DCX 8510-8 (Continued)TABLE 1 Description Name FunctionFCIP extensionbladeFX8-24 The FX8-24 blade enables FCIP func

© 2014, Brocade Communications Systems, Inc. All Rights Reserved.Brocade, the B-wing symbol, Brocade Assurance, ADX, AnyIO, DCX, Fabric OS, FastIron,

ServiceabilityThe Brocade DCX 8510-8 provides the following features to enhance and ensure serviceability:• Modular design with hot-swappable componen

• DH-CHAP• SSHv2 (using AES, 3DES, RSA)• HTTPS (using AES)• SNMPv3• FC-SP• Secure RPC• Secure file copy (SCP)• Telnet disable• Telnet timeout• IP filt

Network manageability22 Brocade DCX 8510-8 Backbone Hardware Reference Manual53-1002180-07

Installation of the Brocade DCX 8510-8● Time and items required...

Installation tasks, time, and items required (Continued)TABLE 2 Installation task Time estimate Items requiredInstalling power cables andpowering on

• 200 - 240 VAC, 50-60 Hz (two branch circuits) - recommended for high availability and maximumblade usage when configured with 192 16 Gbps ports (fou

NOTEThe Brocade DCX 8510-8 packaging does not incorporate a wood pallet and palletbrackets. The chassis sits on top of a plastic shipping tray.2. Use

NOTEFor information about the SFP+, mSFP, and QSFP transceivers that are qualified for the Brocade DCX8510-8, go to http://www.brocade.com/downloads/d

Blade Port numbering Trunking port groupsFC8-32E portblade• 0 through 15 from bottom to top on theleft set of ports.• 16 through 31 from bottom to top

Blade Port numbering Trunking port groupsFX8-24 blade Ports are numbered in groups:• The FC ports are numbered from 0through 11 in two vertical column

ContentsPreface...7D

CAUTIONBefore plugging a cable into to any port, be sure to discharge the voltage stored on the cableby touching the electrical contacts to ground sur

Installing ICL cablesRefer to Inter-chassis link (ICL) cable removal and replacement on page 106 for the procedure to installthe ICL QSFP cables.Insta

Installing ICL cables32 Brocade DCX 8510-8 Backbone Hardware Reference Manual53-1002180-07

Logging In and Configuring the Brocade DCX 8510-8● Configuring the Brocade DCX 8510-8...

FIGURE 4 Configuration tasksEstablishing a serial connection to the Brocade DCX 8510-8To establish a serial connection to the console port on the Broc

NOTEThe CONSOLE port is intended primarily for the initial setting of the IP address and for servicepurposes.3. Access the Brocade DCX 8510-8 using a

swDir:admin>2. (Optional) Modify passwords. To skip modifying the password, press Ctrl+C. For more informationon passwords, refer to the Fabric OS

Enter the information at the prompts.This is a sample IP configuration:swDir:admin> ipaddrset -chassisEthernet IP Address [0.0.0.0]: 192.168.1.1Eth

The Brocade DCX 8510-8 can be accessed through a remote connection using the command linevia Telnet or any of the management tools, such as Web Tools

3. Enter y at the Fabric parameters prompt:Fabric parameters (yes, y, no, n): [no] y4. Enter a unique domain ID:Domain: (1.239) [1] 35. Complete the r

Customizing a chassis name... 38Setting the domain ID...

Use timezone_fmt to set the time zone by Country/City or by time zone ID, such as PST.The following example shows how to change the time zone to US/Ce

Verifying the PID modeBefore connecting the Brocade DCX 8510-8 to the fabric, verify that the WWN-based persistent portidentifier (PID) feature on the

Installing SFP+ and mSFP transceivers and cablesComplete the following steps to install SFP-type optical transceivers.NOTEmSFP transceivers are compat

Installing QSFP transceivers and cablesFollow these steps to install the QSFPs and cables in the FC16-64 port blades and the 16-Gbps coreblades. In th

260 3 4 1 ------ -- 16G No_Module FC261 3 5 1 ------ -- 16G No_Module FC262 3 6 1 ------ --

NOTERefer to "Cabling Best Practices" (available at http://www.brocade.com ) for cable managementguidelines.For the procedure to install the

Powering off the Brocade DCX 8510-8Perform the following steps to power off the Brocade DCX 8510-8.1. Shut down the Brocade DCX 8510-8 using the sysSh

Monitoring System Components● Monitoring overview...

12 1 12 780c00 -- -- Offline VE Disabled (Persistent) 13 1 13 780d00 -- -- Offline VE 14 1 14 780e00

802 3 50 782280 -- N8 No_Module FC 803 3 51 782380 id N8 No_Light FC 804 3 52 782480 -- N8 No_Modul

Removing a core switch blade (CR16-8)... 90Replacing a core switch blade (CR16-8)...

398 5 14 ------ id 16G No_SigDet FC 399 5 15 ------ id 16G No_SigDet FC 400 5 16 ------ id 16G No_SigDe

Time Alive: 14 daysTime Awake: 0 daysCP BLADE Slot: 6Header Version: 2Power Consume Factor: -40Factory Part Num:

FAN Unit: 1Header Version: 2Power Consume Factor: -126Factory Part Num: 60-1000384-09Factory Serial Num: AGB0652E0HAManufacture:

This section illustrates the following port blades:• The FC8-32E port blade.• The FC8-48E port blade.• The FC8-64 port blade.• The FC16-32 port blade.

3. Fibre Channel port4. Port status LEDFIGURE 6 FC8-48E port blade1. Power LED2. Status LED3. Fibre Channel port4. Port status LEDMonitoring System Co

FIGURE 7 FC8-64 port blade1. Status LED2. Power LED3. Fibre Channel port4. Port status LEDMonitoring System ComponentsBrocade DCX 8510-8 Backbone Hard

FIGURE 8 FC16-32 port blade1. Power LED2. Status LED3. Fibre Channel port4. Port status LEDMonitoring System Components56 Brocade DCX 8510-8 Backbone

FIGURE 9 FC16-48 port blade1. Power LED2. Status LED3. Fibre Channel port4. Port status LEDMonitoring System ComponentsBrocade DCX 8510-8 Backbone Har

FIGURE 10 FC16-64 port blade1. Blade Power LED2. Blade Status LED3. Port status LED for FC port 364. QSFP port 9; FC ports 36-39 (bottom to up)Monitor

FIGURE 11 FS8-18 encryption blade1. Power LED2. Status LED3. Fibre Channel port4. Port status LEDMonitoring System ComponentsBrocade DCX 8510-8 Backbo

Qualified cables for the FC8-64 port blade... 138Cable types supported on the FC16-64 port blade...

FIGURE 12 FX8-24 extension blade1. Power LED2. Status LED3. GbE port 64. GbE port 6 LED5. 10-GbE port 06. 10-GbE port 0 LED7. Port mapMonitoring Syste

FIGURE 13 FCOE10-24 FCoE blade1. Power LED10 GbE2. Status LED3. 10 GbE FCoE port 94. 10 GbE FCoE port 9 LED5. 10 GbE FCoE port 196. 10 GbE FCoE port 1

Port and application blade LED descriptions TABLE 4 LED purpose Color Status Recommended actionPower LED Steady green Blade is enabled. No action re

Port and application blade LED descriptions (Continued)TABLE 4 LED purpose Color Status Recommended actionSteady amber Port is receiving light orsig

FIGURE 14 Control processor blade (CP8)1. Power LED2. Status LED3. USB LED4. USB port5. Console port (Serial)6. Ethernet port (Mgmt IP)7. Ethernet por

CP blade LED descriptions TABLE 5 LED purpose Color Status Recommended actionPower Steady green CP blade is on. No action required.No light (LED is

1. Check the LED indicators on the core switch blade. The LED patterns may temporarily changeduring POST and other diagnostic tests. For information a

CR blade LED descriptions TABLE 6 LED purpose Color Status Recommended actionPower Steady green CR16-8 blade is on. No action required.No light (LED

1. Check the LED indicator on the power supply. The LED patterns may temporarily change duringPOST and other diagnostic tests; for information about h

8510-8 supplier to order replacement parts. Both physically absent or faulty could also be the resultof the power supply not being properly seated.FIG

Preface● Document conventions...7● Brocade resource

Blower assembly LED descriptions (Continued)TABLE 8 LED purpose Color Status Recommended actionFlashing amber (on 1/2second, then off 3.5seconds)Fan

Messages that may indicate WWN card failure (Continued)TABLE 9 Type of message Sample error messageWWN unit removal was detected.<timestamp>,

3. Port blade Status (above) and Power (below) LEDs4. Slot numbersMonitoring System Components72 Brocade DCX 8510-8 Backbone Hardware Reference Manual

Removal and Replacement Procedures● Introduction...

Chassis door removal and replacementNOTEThe chassis door must be installed to ensure the Brocade DCX 8510-8 meets EMI and otherregulatory certificatio

Replacing a chassis doorComplete the following steps to reinstall the door.1. Align the holes in the door with the ball studs on the chassis.2. Push t

FIGURE 20 Removal and replacement of the cable management combReplacing a cable management combComplete the following steps to replace the cable manag

CAUTIONIf you do not install a module or a power supply in a slot, you must keep the slot filler panel inplace. If you run the chassis with an uncover

• Small form-factor pluggable (SFP+, mSFP, or QSFP) transceivers (as needed)• Optical and copper cables (as needed)NOTEFor information about the trans

11.Open the ejectors by rotating them toward the center of the blade face. Pull the blade out of thechassis using the ejectors.12.If the blade is not

Convention Descriptionvalue In Fibre Channel products, a fixed value provided as input to a commandoption is printed in plain text, for example, --sho

DANGERFor safety reasons, the ESD wrist strap should contain a series 1 megaohm resistor.NOTEAn FA4-18i application blade and the Brocade DCX 8510-8 m

FIGURE 22 Removal and replacement of the blade filler panelReplacing a filler panelDo not leave a slot empty. This will adversely affect cooling of th

Control processor blade (CP8) removal and replacementThis document describes how to remove and replace a control processor (CP8) blade. Each chassisha

• The haShow command indicates an error.• The clock is inaccurate, or the CP blade does not boot up or shut down normally.• Any of the following messa

The following example shows the results of the firmwareshow command when the firmwareversions on the two CP blades are not the same. Note the warning

FIGURE 23 Removal and replacement of the control processor blade (CP8)Replacing a control processor blade (CP8)NOTERead all of the instructions for re

1. Open the ejector handles to approximately 45 degrees. Orient the CP blade so that the handles aretoward you and the flat metal side is on your left

If you are using a USB device to download the firmware, skip to Downloading firmware from a USBdevice on page 88. If the firmware on the standby CP bl

NOTEThe time stamp on the co-CPU may not be in sync with the main CPU on the blade. This is not acause for concern.5. Log back in to the standby CP bl

The system is coming up, please wait...Fri Jun 18 14:53:13 2010: Doing firmwarecommit now.Please wait ...Fri Jun 18 14:55:27 2010: Firmware commit

Brocade resourcesVisit the Brocade website to locate related documentation for your product and additional Brocaderesources.You can download additiona

4. Pack the faulty CP blade in the packaging provided with the new CP blade, and contact the switchsupplier to determine the return procedure.5. Repla

DANGERFor safety reasons, the ESD wrist strap should contain a series 1 megaohm resistor.NOTEThe CR16-8 blade is compatible only with the Brocade DCX

FIGURE 24 Removal and replacement of the core switch blade (CR16-8)Replacing a core switch blade (CR16-8)Follow electrostatic discharge (ESD) precauti

NOTEThe Brocade DCX 8510-8continues to operate while a core switch blade is being replaced.Complete the following steps to replace the core switch bla

FIGURE 25 Power supply identification1. Power supply 1 (PS1)2. Power supply 2 (PS2)3. Power supply 3 (PS3)4. Power supply 4 (PS4)Removing a power supp

FIGURE 26 Removal and replacement of the power supplyReplacing a power supplyTo replace a power supply, complete the following steps.1. If you are not

7. Verify that the power LED on the power supply displays a steady green light.8. If you are installing two new power supplies in a DCX or DCX 8510-8

FIGURE 27 Removal and replacement of the blower assemblyReplacing a blower assemblyComplete the following steps to replace the blower assembly in a ch

replaced, you need to power-down the chassis, and then both the WWN cards must be replaced as amatched pair.Time and items requiredAllow approximately

Removing the WWN card and WWN bezel (logo plate)When both the replacement WWN cards have been received, complete the following steps to removethe beze