HP ProLiant BL20p Maintenance And Service Manual Download Page 57

Page: 57 / 60

Index

configurations, clearing the system

configuration 4-10

connectors

access panel

diagnostic cable 4-4

removing 2-6

fan assembly 4-3

replacing 2-6

NIC module 4-3

spare part number 1-3

SCSI backplane 4-4

ADU

See

Array Diagnostics Utility (ADU)

Smart Array 5i Plus 4-3

alignment keys 2-28

crash dump analysis 4-10

Array Diagnostics Utility (ADU)

access 3-1

description 3-1

DC filter module, location 4-3

ASR-2

See

Automatic Server Recovery-2 (ASR-2)

DC-to-DC power converter, location 4-3

Automatic Server Recovery-2 (ASR-2)

diagnostic cable, connectors 4-4

access 3-1

diagnostic tools 3-1

description 3-1

Diagnostics Utility, description 3-2
DIMMs

removing 2-9

battery

replacing 2-9

disposal 2-25

slot locations 4-3

disposal, caution 2-25

spare part number 1-3

location 4-3

dual port Fibre Channel Mezzanine Card 2-20

removing 2-25
replacing 2-25

spare part number 1-3

electric shock, warning 2-3

battery, warning 2-24

electrostatic discharge 2-1

Battery-Backed Write Cache Enabler

explosion, warning 2-24

location 4-4
removing 2-13
replacing 2-15

spare part number 1-4

fan assembly

BIOS settings

removing 2-16

caution 2-24

replacing 2-17

reconfiguring 2-24

spare part number 1-3

buttons, Power On/Standby 2-4, 4 -8

fan assembly connectors 4-3
FC Mezzanine Card 2-20

Fibre Channel upgrade module, spare part

number 1-4

cables

Battery-Backed Write Cache Enabler 2-13
diagnostic 4-4

power button/LED board 2-21

grounding viii

clearing the system configuration 4-10

guidelines 2-1

component-level repairs vii

plug vii

HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide

Index-1

COMPAQ CONFIDENTIAL

Codename: StormX Part Number: 316078-001 Last Saved On: 4/3/03 1:07 PM

Summary of Contents for ProLiant BL20p

Page 1: ... ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide March 2003 First Edition Part Number 316078 001 HP CONFIDENTIAL Codename StormX Part Number 316078 001 Last Saved On 4 3 03 1 17 PM ...

Page 2: ...ion in this document is provided as is without warranty of any kind and is subject to change without notice The warranties for HP products are set forth in the express limited warranty statements accompanying such products Nothing herein should be construed as constituting an additional warranty HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide March 2003 First Edition Part...

Page 3: ...ck Warnings and Cautions 2 2 Symbols on Equipment 2 3 Server Blade Components 2 4 Server Blade Preparation 2 4 Access Panel 2 6 Hard Drive Blanks 2 7 Hot Plug SCSI Hard Drives 2 8 DIMMs 2 9 Processors Heatsinks and PPMs 2 10 Battery Backed Write Cache Enabler 2 13 Fan Assembly 2 16 Smart Array 5i Plus Controller Module 2 18 NIC Modules 2 19 Dual Port Fibre Channel Mezzanine Card 2 20 SCSI Backplan...

Page 4: ...2 11 2 10 Removing a PPM 2 12 2 11 Disconnecting the Battery Backed Write Cache Enabler cable 2 13 2 12 Removing the Battery Backed Write Cache Enabler 2 14 2 13 Removing the Smart Array 5i Plus Controller module 2 14 2 14 Disconnecting the Smart Array 5i Plus Controller module cable 2 15 2 15 Installing the Smart Array 5i Plus Controller module 2 15 2 16 Disconnecting fan cables 2 16 2 17 Removin...

Page 5: ...EDs 4 5 4 6 Hot plug SCSI hard drive LEDs 4 6 4 7 Power On Standby button 4 8 4 8 Server blade system switches 4 9 List of Tables 1 1 Server Blade Spare Parts List 1 3 3 1 Diagnostic Tools 3 1 4 1 ProLiant BL20p G2 Server Blade Rear Panel Connectors 4 2 4 2 System Board Components and Connectors 4 3 4 3 Diagnostic Cable Connectors 4 4 4 4 ProLiant BL20p G2 Server Blade Front Panel LEDs 4 6 4 5 Hot...

Page 6: ...should attempt to make repairs at the component level or to make modifications to any printed wiring board Improper repairs can create a safety hazard WARNING To reduce the risk of personal injury from electric shock and hazardous energy levels do not exceed the level of repairs specified in these procedures Because of the complexity of the individual boards and subassemblies do not attempt to mak...

Page 7: ...lectrically grounded earthed To ensure proper operation plug the AC power cord into a properly grounded AC outlet only NOTE Any indications of component replacement or printed wiring board modifications may void any warranty viii HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide HP CONFIDENTIAL Codename StormX Part Number 316078 001 Last Saved On 4 3 03 1 17 PM ...

Page 8: ...ment PXE using Red Hat Linux 7 2 on HP ProLiant Servers QuickSpecs Service Quick Reference Guide Integrated Management Log The server includes an integrated nonvolatile management log that contains fault and management information The contents of the Integrated Management Log IML can be viewed with Insight Manager Telephone Numbers For the name of the nearest HP authorized reseller In the United S...

Page 9: ...sts for the HP ProLiant BL20p Generation 2 server blade components Refer to Table 1 1 for the names of referenced spare parts HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide 1 1 HP CONFIDENTIAL Codename StormX Part Number 316078 001 Last Saved On 4 3 03 1 04 PM ...

Page 10: ... G2 Server Blade Components System Exploded View Figure 1 1 System exploded view 1 2 HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide HP CONFIDENTIAL Codename StormX Part Number 316078 001 Last Saved On 4 3 03 1 04 PM ...

Page 11: ...Intel Xeon 3 06 GHz processor 333055 001 Reserved Reserved 10 Processor power module PPM 305445 001 11 Fan assembly 305310 001 Miscellaneous 12 Plastics and hardware kit 311767 001 Bezel assembly Quarter turn standoffs 2 Air baffle Ejector latch assembly System board thumbscrew Rear power connector thumbscrews 2 13 Replacement battery 3 V lithium 234556 001 14 ProLiant BL20p G2 server blade return...

Page 12: ... 1 1 Server Blade Spare Parts List continued Item Description Spare Part Number Options 18 DIMM 2 GB ECC registered PC2100 DDR SDRAM 300702 001 19 Battery Backed Write Cache Enabler with cable 260740 001 20 Fibre Channel upgrade module 305313 001 21 RJ 45 Patch Panel 2 with Fibre Channel support 322299 001 22 Transceiver 2 GB Fibre Channel 229204 001 Not shown DIMMs must be installed in pairs ...

Page 13: ...s Transport products in static safe containers such as conductive tubes bags or boxes Keep electrostatic sensitive parts in their containers until they arrive at static free stations Cover workstations with approved static dissipating material Use a wrist strap connected to the work surface and properly grounded tools and equipment Keep the work area free of nonconductive materials such as ordinar...

Page 14: ... enclosures before installing or removing the enclosures Use caution and get help to lift and stabilize enclosures during installation or removal especially when the enclosure is not fastened to the rack WARNING Always use at least two people to lift a power supply enclosure or server blade enclosure into the rack If the enclosure is being loaded into the rack above chest level a third person MUST...

Page 15: ...installation guide Symbols on Equipment 25 kg 55 lb Any product or assembly marked with these symbols indicates that the component exceeds the recommended weight for one individual to handle safely WARNING To reduce the risk of personal injury or damage to the equipment observe local occupational health and safety requirements and guidelines for manual material handling Any surface or area of the ...

Page 16: ... Out iLO Virtual Power Button feature The function toggles between on and standby modes rather than on and off The standby position removes power from most electronics and the drives but portions of the power supply and some internal circuitry remain active To service internal server blade components 1 Identify the proper server blade in the server blade enclosure 2 Remove power from the server bl...

Page 17: ...er blade enclosure a Press the release button 1 b Open the lever 2 c Grasp the lever and slide the server blade from the enclosure 3 Place a hand under the server blade to support it as you remove it from the enclosure Figure 2 2 Removing the server blade from the server blade enclosure d Place the server blade on a flat level surface HP ProLiant BL20p Generation 2 Server Blade Maintenance and Ser...

Page 18: ...re to power up the server blade For more information about iLO refer to the Integrated Lights Out User Guide Access Panel To remove the access panel 1 Power down the server blade and remove it from the server blade enclosure Refer to the Server Blade Preparation section in this chapter 2 Loosen the thumbscrew 1 3 Press down on the thumb indentations slide the access panel toward the rear of the un...

Page 19: ...drive or hard drive blank Operating the server blade without a hot plug SCSI hard drive or hard drive blank results in improper airflow and improper cooling that can lead to thermal damage To replace the hard drive blank slide the blank into the bay until it locks into place The hard drive blank is keyed to fit only one way HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide ...

Page 20: ...release button 1 2 Open the ejector lever 2 3 Slide the drive out of the drive cage 3 Figure 2 5 Removing a hot plug SCSI hard drive CAUTION Always populate hard drive bays with either a hot plug SCSI hard drive or hard drive blank Operating the server blade without a hot plug SCSI hard drive or hard drive blank results in improper airflow and improper cooling that can lead to thermal damage To re...

Page 21: ...n the DIMM slot latches 1 4 Remove the DIMM from the slot 2 Figure 2 6 Removing a DIMM CAUTION For proper DIMM configuration refer to the setup and installation guide CAUTION Use only HP DIMMs DIMMs from other sources may adversely affect data integrity IMPORTANT Always install DIMMs in identical pairs IMPORTANT DIMMs do not seat fully if turned the wrong way Reverse steps 1 through 4 to replace a...

Page 22: ...in this chapter 3 Push down on the slate blue locking levers on both sides of the processor assembly and then pull them up 1 CAUTION The heatsink is not reusable and must be discarded if removed from the processor after application 4 Remove the heatsink 2 Figure 2 7 Unlatching the processor locking levers 2 10 HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide HP CONFIDENTIA...

Page 23: ...at the locking lever is raised to avoid damaging pins 1 With the locking lever raised insert the processor with the edges properly aligned 2 Lower the locking lever 3 Remove the thermal interface media cover from the new heatsink Figure 2 9 Removing the thermal interface media cover HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide 2 11 HP CONFIDENTIAL Codename Part Number ...

Page 24: ... To remove a PPM 1 Power down the server blade and remove it from the server blade enclosure Refer to the Server Blade Preparation section in this chapter 2 Remove the access panel Refer to the Access Panel section in this chapter 3 Open the latches on the sides of the PPM slot 1 4 Remove the PPM from the slot 2 Figure 2 10 Removing a PPM Reverse steps 1 through 4 to replace the PPM 2 12 HP ProLia...

Page 25: ...er Blade Preparation section in this chapter 2 Remove the access panel Refer to the Access Panel section in this chapter 3 Disconnect the cable from the Battery Backed Write Cache Enabler Figure 2 11 Disconnecting the Battery Backed Write Cache Enabler cable HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide 2 13 HP CONFIDENTIAL Codename Part Number 316078 001 Last Saved On ...

Page 26: ...nabler 5 Remove the Smart Array 5i Plus Controller module from the system board by turning the standoffs one quarter turn counter clockwise 1 and lifting the board 2 Figure 2 13 Removing the Smart Array 5i Plus Controller module 2 14 HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide HP CONFIDENTIAL Codename Part Number 316078 001 Last Saved On 4 3 03 1 22 PM ...

Page 27: ...ray 5i Plus Controller module by seating it on the system board 1 and turning the standoffs one quarter turn clockwise 2 Figure 2 15 Installing the Smart Array 5i Plus Controller module To replace the Battery Backed Write Cache Enabler reverse steps 1 through 7 HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide 2 15 HP CONFIDENTIAL Codename Part Number 316078 001 Last Saved ...

Page 28: ...move the access panel Refer to the Access Panel section in this chapter 3 Disconnect the fan assembly cables from the system board IMPORTANT Be sure to connect the cables to the same connectors when replacing the fan assembly Figure 2 16 Disconnecting fan cables 2 16 HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide HP CONFIDENTIAL Codename Part Number 316078 001 Last Saved...

Page 29: ...d lift up the assembly 2 Figure 2 17 Removing a fan assembly Reverse steps 1 through 4 to replace the fan assembly HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide 2 17 HP CONFIDENTIAL Codename Part Number 316078 001 Last Saved On 4 3 03 1 22 PM ...

Page 30: ...l Refer to the Access Panel section in this chapter 3 Turn the standoffs one quarter turn counterclockwise 1 4 Grasp the front and back of the module near the connectors and lift the module 2 Figure 2 18 Removing the Smart Array 5i Plus Controller module Reverse steps 1 through 4 to replace the Smart Array 5i Plus Controller module 2 18 HP ProLiant BL20p Generation 2 Server Blade Maintenance and S...

Page 31: ...el section in this chapter 3 Turn the standoffs one quarter turn counterclockwise 1 4 Grasp the front and back of the module near the connectors and lift the module 2 CAUTION Lifting one edge of the module at a time may damage the connectors Be sure to lift the module straight up Figure 2 19 Removing the NIC module Reverse steps 1 through 4 to replace a NIC module HP ProLiant BL20p Generation 2 Se...

Page 32: ...n The FC Mezzanine Card may already be installed on some server blades Refer to the HP Dual Port Fibre Channel Mezzanine Card Installation Instructions for more information 1 Power down the server blade and remove it from the server blade enclosure Refer to the Server Blade Preparation section in this chapter 2 Remove the access panel Refer to Access Panel in this chapter 3 Remove the standard NIC...

Page 33: ...pter If any hot plug SCSI hard drives are installed refer to the Hot Plug SCSI Hard Drives section in this chapter 4 Remove the fan assembly Refer to Fan Assembly in this chapter 5 Disconnect the power button LED board cable from the SCSI backplane 1 6 Grasp the SCSI backplane on the left side when facing the rear of the server blade and lift slightly to rotate the SCSI backplane out 2 7 Lift the ...

Page 34: ...board 2 NOTE The fan baffle is most easily removed at a 45 angle Figure 2 22 Disconnecting the SCSI backplane cable Reverse steps 1 through 8 to replace the SCSI backplane 2 22 HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide HP CONFIDENTIAL Codename Part Number 316078 001 Last Saved On 4 3 03 1 22 PM ...

Page 35: ...o Hard Drive Blanks in this chapter If any hot plug SCSI hard drives are installed refer to Hot Plug SCSI Hard Drives in this chapter 4 Remove the SCSI backplane Refer to SCSI Backplane in this chapter 5 With a T 8 Torx screwdriver remove the two retaining screws from the bottom of the chassis 1 6 Slide the power button LED board toward the left outside edge of the chassis 2 Figure 2 23 Removing t...

Page 36: ...al use battery life is 5 to 10 years WARNING This server blade contains either an internal lithium manganese dioxide or a vanadium pentoxide battery A risk of fire and burns exists if the battery pack is not handled properly To reduce the risk of personal injury Do not attempt to recharge the battery Do not expose to temperatures higher than 60 C 140 F Do not disassemble crush puncture short exter...

Page 37: ... information To remove the system board battery 1 Power down the server blade and remove it from the server blade enclosure Refer to Server Blade Preparation in this chapter 2 Remove the access panel Refer to Access Panel in this chapter 3 Locate the battery holder on the system board 4 Remove the existing battery by pushing the tab aside and pulling the battery straight up Figure 2 25 Opening the...

Page 38: ...move the Smart Array 5i Plus Controller module Refer to the Smart Array 5i Plus Controller Module section in this chapter 8 Remove the NIC module Refer to the NIC Modules section in this chapter 9 Remove the SCSI backplane Refer to the SCSI Backplane section in this chapter 10 Remove the thumbscrews on the back of the chassis to release the power connector 1 and push the power connector into the c...

Page 39: ...ponent locations Figure 2 27 Loosening the system board thumbscrews 12 Identify the seven keyhole locations and slide the system board toward the front of the server blade 13 Lift the system board until it comes off the alignment keys Figure 2 28 Disengaging the system board HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide 2 27 HP CONFIDENTIAL Codename Part Number 316078 0...

Page 40: ...the chassis If necessary refer to Figure 4 3 for the component locations IMPORTANT Be sure to pull the power connector through the chassis before removing the system board Refer to Figure 2 26 for details 15 Lift the system board out of the chassis Figure 2 29 Removing the system board Reverse steps 1 through 15 to replace the system board 2 28 HP ProLiant BL20p Generation 2 Server Blade Maintenan...

Page 41: ...ously 1 2 Slide the server blade blank from the server blade enclosure 2 Figure 2 30 Removing a server blade blank CAUTION Always populate server blade enclosure bays with either a server blade or server blade blank Operating the enclosure without a server blade or server blade blank results in improper airflow and improper cooling that can lead to thermal damage To replace a server blade blank al...

Page 42: ...m ent asp countrycode 1000 prod id 30 source EX981106_CW01 xml dt 3 docid 7884 For a complete list of ADU error messages refer to the HP Servers Troubleshooting Guide Automatic Server Recovery 2 ASR 2 ASR 2 automatically restarts the server blade after a catastrophic operating system failure With ASR 2 you have multiple recovery options Available Recovery provides software error recovery and envir...

Page 43: ...Utility Survey Utility gathers critical hardware and software information on server blades If a significant change occurs between data gathering intervals the Survey Utility marks the previous information and overwrites the survey text files to reflect the latest changes in the configuration The Survey Utility is available on the HP ProLiant Essential Rapid Deployment Pack CD or on the HP website ...

Page 44: ...t Essentials Rapid Deployment Pack is the preferred method for rapid high volume server blade deployments The Rapid Deployment Pack includes Altiris eXpress Deployment Server and the SmartStart Scripting Toolkit Install the CD in the CD ROM drive of the administrator workstation or client PC and refer to the documentation that ships with the software ROM Based Setup Utility RBSU RBSU configures th...

Page 45: ...he diagnostic cable for configuration and troubleshooting purposes Figure 4 1 ProLiant BL20p G2 diagnostic port NOTE The rear iLO port is disabled when iLO is accessed through the diagnostic port on the front panel HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide 4 1 HP CONFIDENTIAL Codename StormX Part Number 000000 000 Last Saved On 4 3 03 1 06 PM ...

Page 46: ...s Figure 4 2 ProLiant BL20p G2 server blade rear panel connectors Table 4 1 ProLiant BL20p G2 Server Blade Rear Panel Connectors Item Description 1 Power connector 2 Signal connector 4 2 HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide HP CONFIDENTIAL Codename StormX Part Number 000000 000 Last Saved On 4 3 03 1 06 PM ...

Page 47: ...5i Plus Controller module 2 Standard NIC module shown or Fibre Channel Mezzanine Card 3 DC filter module 4 DC to DC power converter 5 DIMM slots 4 6 Battery 7 Processor power module slot 1 8 System Maintenance Switch SW4 9 System Switch SW3 10 NMI Switch SW2 11 System Configuration Switch SW1 12 Processor socket 1 populated 13 Fan connectors continued HP ProLiant BL20p Generation 2 Server Blade Ma...

Page 48: ...nabler Diagnostic Cable Use Figure 4 4 and Table 4 3 to identify diagnostic cable connectors Figure 4 4 Diagnostic cable connectors Table 4 3 Diagnostic Cable Connectors Item Description 1 Server blade connector 2 iLO RJ 45 10 100 Ethernet connector 3 Kernel debug connector 4 4 HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide HP CONFIDENTIAL Codename StormX Part Number 000...

Page 49: ...es ProLiant BL20p G2 Server Blade Front Panel Six LEDs on the front of the server blade indicate server status Use Figure 4 5 and Table 4 4 to identify LED locations and functions Figure 4 5 ProLiant BL20p G2 server blade front panel LEDs HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide 4 5 HP CONFIDENTIAL Codename StormX Part Number 000000 000 Last Saved On 4 3 03 1 06 PM...

Page 50: ...e Off Unit off Hot Plug SCSI Hard Drives Each hot plug SCSI hard drive has three LED indicators located on the front of the drive The LEDs provide activity online and fault status for each corresponding drive when configured as a part of an array and attached to a powered on Smart Array controller Their behavior may vary depending on the status of other drives in the array Use Figure 4 6 and Table...

Page 51: ... attached to an array controller The drive is not configured as part of an array Or If this drive is part of an array a powered on controller is not accessing the drive Or The drive is configured as an online spare Off Off On OK to replace the drive online The drive has failed and has been placed offline Off On Off OK to replace the drive online if a predictive failure alert is received provided t...

Page 52: ...Button Setting the server blade Power On Standby button to the standby position removes power from most areas of the server blade This process may take 30 seconds during which time some internal circuitry remains active Use Figure 4 7 to identify the button location Figure 4 7 Power On Standby button 4 8 HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide HP CONFIDENTIAL Code...

Page 53: ...functions Figure 4 8 Server blade system switches Table 4 6 Server Blade System Switches Item Description 1 System configuration switch SW1 2 NMI switch SW2 3 System switch SW3 4 System maintenance switch SW4 Refer to the HP ProLiant BL20p Generation 2 Setup and Installation Guide for the switch functions HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide 4 9 HP CONFIDENTIAL...

Page 54: ... perform the following procedures Clear the system configuration Access the redundant ROM To complete these procedures you must change physical settings on the system configuration switch SW1 Clearing the System Configuration To clear the system configuration 1 Power down the server blade Press the Power On Standby button on the front of the server blade Use the virtual power button feature in the...

Page 55: ...e server and turn switch to the Off position 9 Repeat steps 1 through 3 10 Change position 6 of SW4 to off 11 Repeat steps 5 through 7 IMPORTANT When the server blade boots after NVRAM is cleared a delay of up to 2 minutes is normal During this delay the system appears non functional Do not attempt any procedures during the delay HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service ...

Page 56: ...e server blade from the diagnostic station 3 Remove the access panel Refer to the Access Panel section in Chapter 2 4 Change positions 1 5 and 6 of SW4 to on 5 Install the access panel Refer to the Access Panel section in Chapter 2 6 Connect the server blade to system power Install the server blade in the enclosure Connect the server blade to the diagnostic station 7 Power up the server blade Pres...

Page 57: ...part number 1 3 location 4 3 dual port Fibre Channel Mezzanine Card 2 20 removing 2 25 replacing 2 25 E spare part number 1 3 electric shock warning 2 3 battery warning 2 24 electrostatic discharge 2 1 Battery Backed Write Cache Enabler explosion warning 2 24 location 4 4 removing 2 13 replacing 2 15 F spare part number 1 4 fan assembly BIOS settings removing 2 16 caution 2 24 replacing 2 17 recon...

Page 58: ...d Management Log IML Insight Manager See Insight Manager 7 Option ROM Configuration for Arrays ORCA Insight Manager 7 access 3 3 access 3 2 description 3 3 description 3 2 ORCA See Option ROM Configuration for Arrays ORCA installing See replacing Integrated Lights Out iLO system board switch 4 9 P Integrated Lights Out ROM Based Setup Utility iLO RBSU parts catalog illustrated 1 1 access 3 2 plast...

Page 59: ...rt number 1 3 Smart Array 5i Plus Controller module 2 18 standard NIC module See NIC module system board server blade 2 26 Survey Utility replacing access 3 2 access panel 2 6 description 3 2 battery 2 25 switches Battery Backed Write Cache Enabler 2 15 iLO SW2 4 9 DIMMs 2 9 NMI 4 9 4 10 fan assembly 2 17 server blade system 4 9 hard drive blank 2 7 system SW3 4 9 hot plug SCSI hard drives 2 8 sys...

Page 60: ...ity iLO RBSU 3 2 voltage regulator module See processor power module PPM Option ROM Configuration for Arrays ORCA 3 3 VRM See processor power module PPM ProLiant Essentials Rapid Deployment Pack 3 3 W warranty viii RBSU 3 3 Index 4 HP ProLiant BL20p Generation 2 Server Blade Maintenance and Service Guide COMPAQ CONFIDENTIAL Codename StormX Part Number 316078 001 Last Saved On 4 3 03 1 07 PM ...

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