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Contents

v

Acoustic Noise Specification. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  98

Air Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  98

C. Site Preparation

Electrical Considerations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  102

Electrical Load Requirements (Circuit Breaker Sizing)  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  103

Power Quality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  104

Sources of Electrical Disturbances  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  104

Power System Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  104

Distribution Hardware  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  105

Wire Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  105

Raceway Systems (electrical conduits)  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  105

Building Distribution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  105

Power Routing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  105

Grounding Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  106

Power Distribution Safety Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  106

Cabinet Performance Grounding (High frequency Ground). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  106

Equipment Grounding Implementation Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  108

System Installation Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  109

Wiring Connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  109

Data Communications Cables  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  109

Environmental Elements  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  110

Computer Room Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  110

Basic Air Conditioning Equipment Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  110

Air Conditioning System Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  111

Air Conditioning System Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  111

Basic Air Distribution Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  111

Air Conditioning System Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  112

Humidity Level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  112

Air Conditioning Ducts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  113

Dust and Pollution Control  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  113

Electrostatic Discharge (ESD) Prevention  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  114

Acoustics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  115

Computer Room Safety  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  116

Fire Protection  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  116

Lighting Requirements for Equipment Servicing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  116

Facility Characteristics  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  117

Floor Loading  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  117

Windows  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  119

Space Requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  120

Delivery Space Requirements  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  120

Operational Space Requirements  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  120

Zinc Particle Contamination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  122

Index  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123

Summary of Contents for rp7405

Page 1: ...User Guide hp rp7405 7410 Servers Third Edition Manufacturing Part Number A6752 96008 21102 USA Copyright 2002 ...

Page 2: ...Restricted Rights Legend Use duplication or disclosure by the U S Government is subject to restrictions as set forth in subparagraph c 1 ii of the Rights in Technical Data and Computer Software clause at DFARS 252 227 7013 for DOD agencies and subparagraphs c 1 and c 2 of the Commercial Computer Software Restricted Rights clause at FAR 52 227 19 for other agencies HEWLETT PACKARD COMPANY 3000 Hano...

Page 3: ...or Access 36 Setting Up the CE Tool PC 37 Standby Power and Logging in to the MP 38 Configuring LAN Information for the MP 40 Verifying Presence of the Cell Boards 42 Powering On the hp rp7405 rp7410 Server 44 Selecting a Boot Partition using the Management Processor 45 Verifying the System Configuration using Boot Console Handler BCH 46 Booting HP UX using Boot Console Handler BCH 47 3 Troublesho...

Page 4: ...ower Supply 75 Removing a BPS 76 Replacing a BPS 76 Removing and Replacing a PCI Power Module Brick 77 Removing a PCI Power Module Brick 78 Replacing a PCI Power Module Brick 78 Removing and Replacing the PCI Voltage Regulator Modules 79 Removing PCI VRM 79 Replacing the PCI VRM 79 Removing and Replacing a PCI Card 81 Removing and Replacing a PCI Card 81 Removing and Replacing the Mass Storage Bac...

Page 5: ...llation Guidelines 109 Wiring Connections 109 Data Communications Cables 109 Environmental Elements 110 Computer Room Preparation 110 Basic Air Conditioning Equipment Requirements 110 Air Conditioning System Guidelines 111 Air Conditioning System Types 111 Basic Air Distribution Systems 111 Air Conditioning System Installation 112 Humidity Level 112 Air Conditioning Ducts 113 Dust and Pollution Co...

Page 6: ...Contents vi ...

Page 7: ... Fan Assembly LED Indications 69 Table 4 2 Rear Smart Fan Assembly LED Indications 71 Table 4 3 Smart Fan Assembly LED Indications 73 Table 4 4 PCI Power Module LED Indications 77 Table A 1 hp rp7405 rp7410 Field Replaceable Unit FRU List 90 Table B 1 hp rp7405 rp7410 Server Dimensions and Weights 94 Table B 2 hp rp7405 rp7410 Component Weights 94 Table B 3 Power Cords 95 Table B 4 AC Power Specif...

Page 8: ...Tables viii ...

Page 9: ...f the Pallet 21 Figure 2 4 Securing the Cabinet 22 Figure 2 5 RONI Lifter 23 Figure 2 6 Server with Shipping Box Removed 23 Figure 2 7 Remove Cushions for Lift Access 24 Figure 2 8 Raising a Server Off the Pallet 25 Figure 2 9 Lifting the Server to the Rack 25 Figure 2 10 Positioning the Lift handles 26 Figure 2 11 Inserting the Pins Into the Rack 27 Figure 2 12 Lift Handles Mounted 27 Figure 2 13...

Page 10: ...73 Figure 4 13 PCI Smart Fan Assembly Detail 74 Figure 4 14 BPS Location 75 Figure 4 15 BPS Detail 76 Figure 4 16 PCI Power Module Location 77 Figure 4 17 PCI Power Module Detail 78 Figure 4 18 Locating the VRMs on PCI Backplane 79 Figure 4 19 PCI Cards 81 Figure 4 20 PCI Gate Detail 82 Figure 4 21 Locating Internal Disks 84 Figure 4 22 Locating the Mass Storage Backplane 85 Figure 4 23 Mass Stora...

Page 11: ...Preface ...

Page 12: ...e Date Description Third A6752 96008 November 2002 Corrected power cord and power reqirements section Corrected DIMM oading order Other general corrections Second A6752 96002 August 2002 Changed title revised entire book First A6752 91001 February 2002 Initial release ...

Page 13: ... personnel The warning should tell the reader exactly what will result from what actions and how to avoid them CAUTION A caution highlights procedures or information necessary to avoid damage to equipment damage to software loss of data or invalid test results NOTE A note highlights supplemental information ...

Page 14: ...ing WARNING Do not lift the cabinet manually To avoid physical injury you must use a mechanical lifting device WARNING Use care when working with hazardous voltages This equipment may be configured with dual input line sources Hazardous voltages and energy maybe present even after the removal of a single input source Trained service personnel must follow the service guidelines WARNING Do not stand...

Page 15: ...xi Figure 1 Declaration of Conformity ...

Page 16: ... cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense The user is cautioned that changes or modifications not expressly approved by Hewlett Packard could result in the equipment being noncompliant with FCC Class A requirement...

Page 17: ...re you purchase it Class B Equipment Please note that this equipment has been approved for non business with regards to electromagnetic interference So this equipment can be allowed to use all area as well as residential area European Union RFI Statement This is a Class A product In a domestic environment this product may cause radio interference in which case the user may be required to take adeq...

Page 18: ...anual the LAHJ acronym will be used to indicate Local Authority Has Jurisdiction Acoustics Germany Acoustic Noise A weighted Sound Pressure Level LpA measured at the bystander position normal operation to ISO 7779 LpA 59 dB Geräuschemission Deutschland Lärmangabe Schalldruckpegel LpA gemessen am fiktiven Arbeitsplatz bei normalem Betrieb nach DIN 45635 Teil 19 LpA 59 dB IT Power System This produc...

Page 19: ...re se medfølgende installationsvejledning WARNING NORDIC Class 1 Equipment Sweden Apparaten skall anslutas till jordat uttag när den ansluts till ett nätverk Network Connected Equipment The installation must provide a ground connection for the network equipment CAUTION Sweden Apparaten skall anslutas till jordat uttang när deb abskuts till ett nätverk CAUTION Norway Apparaten skall anslutas till j...

Page 20: ... if battery is installed incorrectly Replace only with the same or equivalent type recommended by the manufacturer Dispose of used batteries according to the manufacturer s instructions and local disposal requirements IMPORTANT Switzerland Annex 4 10 of SR 814 013 applies to batteries Australian C Tick Label Figure 5 C Tick Label ...

Page 21: ...OLM is certified as a Class 1 laser product conforming to the requirements contained in IEC 60825 1 1993 and EN 60825 1 1994 including Amendment 11 1996 NOTE If a DVD is present the following laser safety statement applies This product contains a laser internal to the Digital Versatile Disc DVD housing In the USA the DVD is certified as a Class 1 laser product conforming to the requirements contai...

Page 22: ...xviii ...

Page 23: ...rade to the current N Class product in the PL 1X product line It provides increased performance over its predecessor but in a smaller volume Its shallower depth allows it to fit in a standard rack In addition to the hp rp7410 Hewlett Packard offers a series of cost effective servers based on the hp rp7410 with somewhat less performance See hp rp7405 Servers on page 5 ...

Page 24: ...dates up to 32 GB of memory 64 GB available at a later date PCI 4X I O and internal peripherals including disks and DVD tape Its high availability features include N 1 hot pluggable fans and power redundant power cords and hot pluggable PCI cards and internal disks It uses the PA8700 PA RISC processors Figure 1 1 hp rp7405 rp7410 Server front view ...

Page 25: ...led for cell hot plug dual partition dual and or redundant MP Core I O More PCI slots up to 16 Upgradeable to PCI X Superset of MP Core I O functionality Cell Board The cell board contains the processors main memory and the CC ASIC that interfaces the processors and memory to the off board I O The CC provides a crossbar connection which allows communication with other cell boards in the system It ...

Page 26: ...f cell board connectors because the server has only two cells Also only half of the MP Core I O board set connects to the system backplane The MP SCSI boards plug into the backplane while the LAN SCSI boards plug into the PCI Backplane I O Subsystem All of the I O is integrated into the system by way of the PCI busses The CC on each cell board communicates with one SBA over the SBA link The SBA li...

Page 27: ...cessors 4 GB memory 2 x 2GB memory modules two 73 GB 10k internal disks one DVD drive one cell board one core I O and two power supplies rp7405 4 way system A7112A Includes rp7405 SMP base system four 650 MHz PA RISC processors 8 GB memory 4 x 2 GB memory modules four 73 GB 10k internal disks one DVD drive two cell boards two core I O and two powers supplies rp7405 8 way system A7113A Includes rp7...

Page 28: ...Chapter 1 Introduction Detailed hp rp7405 rp7410 Description 6 Detailed hp rp7405 rp7410 Description Figure 1 3 hp rp7410 8 Way Block Diagram ...

Page 29: ...off board I O Shown in Figure 1 4 is the CC This is the heart of the cell board The CC provides a crossbar connection which allows communication with other cell boards in the system It connects to the PDH and SINC hardware Each cell board holds up to 16 DIMMs There can be one or two cell boards installed in an system The cell boards have hot plug capability Figure 1 4 Cell Controller Figure 1 5 Ce...

Page 30: ...he cell board The cell board also includes clock circuits test circuits and de coupling capacitors Figure 1 6 shows a simplified view of the memory subsystem It consists of two independent access paths each path having its own address bus control bus data bus and DIMMs In practice the CC runs the two paths 180 degrees out of phase with respect to each other to facilitate pipelining in the CC Addre...

Page 31: ... They have an low voltage TTL interface The CEC does not support traditional DRAMs The hp rp7405 rp7410 supports DIMMs with 128 256 512 and 1024 Mbit devices Table 1 3 shows each DIMM supported with its associated capacity the resulting total system capacity and the memory component density DIMMs must be loaded in sets of four at specific locations For best performance loading sets of eight DIMMs ...

Page 32: ...oning is configured by the system management processor Internal Disk Devices for hp rp7405 rp7410 As Figure 1 4 shows in an hp rp7405 rp7410 cabinet the top internal disk drives connect to cell 1 through the MP Core I O for cell 1 for 1 0 0 3 0 6 and the LAN SCSI card in slot 1_8 I O chassis 1 slot 8 for 1 0 1 0 0 1 1 6 Both of the bottom disk drives 0 0 0 3 0 6 and 0 0 0 3 0 5 connect to cell 0 t...

Page 33: ...e central clocks drive all major chip set clocks Therefore these circuits represent a system wide single point of failure I O Subsystem The cell board to I O path runs from the CC to the SBA from the SBA to the ropes from the ropes to the LBA and from the LBA to the PCI buses The CC on each cell board communicates with one SBA over the SBA link The SBA link consists of both an inbound and an outbo...

Page 34: ...ransfers at 66 MHz The hp rp7405 rp7410 uses Hewlett Packard s proprietary adaptive signaling concept also known as the Universal PCI slot concept not to be confused with the Universal PCI card Circuitry on the backplane senses a standard connector keyed for 5V to determine the type of the cards inserted The circuitry controls the voltage rail supplied to the connector for powering the card s I O ...

Page 35: ...er a Procurium board or any other supported add in PCI card The Procurium board is hot pluggable Table 1 4 PCI Slot Types Slot Device 0_1 PCI 4x Twin Turbo 64 bit 66 MHz 3 3V only 3 3V connector Hot Swap Slot 0_2 PCI 4x Twin Turbo 64 bit 66 MHz 3 3V only 3 3V connector Hot Swap Slot 0_3 PCI 4x Twin Turbo 64 bit 66 MHz 3 3V only 3 3V connector Hot Swap Slot 0_4 PCI 4x Twin Turbo 64 bit 66 MHz 3 3V ...

Page 36: ...erall package dimension including 2 7 inches protruding in front of the front rack columns Height 10U 5 4 cm 43 91 cm 17 287 inches This is the appropriate height for a product that consumes 10U of rack height while allowing adequate clearance between products directly above and below this product Fitting four server units per 2 m rack and upgrade of current 10U height products in the future are t...

Page 37: ...inch fans Two fans are mounted on the front surface of the chassis and two are mounted on the rear surface Redundant line cords attach to the floating AC connector module at the bottom rear Two 20 amp cords are required to power the server Two additional line cords provide redundancy A cable harness that connects from the rear of the BPSs to the system backplane provides DC power distribution Acce...

Page 38: ...tion Detailed hp rp7405 rp7410 Description 16 Cell boards are accessed from the right side of the chassis behind a removable side cover Figure 1 11 Left Rear View of hp rp7405 rp7410 System backplane MP Core I O MP SCSIs ...

Page 39: ...Chapter 2 17 2 Installation ...

Page 40: ...e that may have been obscured by the shipping container If damage is found after visual inspection document the damage with photographs and contact the transport carrier immediately If the equipment has any damage a damage claim form must be obtained by the customer from the shipping representative The customer should complete the form and return it to the shipping representative NOTE The server m...

Page 41: ...llation Unpacking the Server 19 CAUTION The plastic wrapping material should be cut off rather than pulled off Pulling the plastic covering off represents an ESD hazard Figure 2 1 Removing the Polystraps and Cardboard ...

Page 42: ...Chapter 2 Installation Unpacking the Server 20 Step 5 Remove four bolts holding down the ramps and remove the ramps See Figure 2 2 Figure 2 2 Removing the Shipping Bolts and Plastic Cover ...

Page 43: ...to Roll Off the Pallet WARNING Make sure that the leveling feet on the rack are raised before you roll the rack down the ramp and any time you roll the rack on the casters Use caution when rolling the cabinet off the ramp A single server in the cabinet weighs approximately 400 pounds It is strongly recommended that two people roll the cabinet off the pallet ...

Page 44: ...when moving a non racked system shown in Figure 2 5 If no lifter is available install the lift handle panels provided with the system Unloading with a Lifter Use the following procedure to unload the server from the pallet using a lifter WARNING Use caution when using a lifter Because of the weight of the server it must be centered on the lifter forks before raising it off the pallet to avoid inju...

Page 45: ...2 5 RONI Lifter Step 1 Follow the instructions on the outside of the server packaging to remove the banding and carton top from the server pallet Figure 2 6 Server with Shipping Box Removed Step 2 Remove all cartons from the pallet leaving only the server ...

Page 46: ...two foam cushion for lift access Figure 2 7 Remove Cushions for Lift Access Step 4 Insert the lifter forks under the server Step 5 Carefully roll the lift forward until it is fully positioned against the side of the server Remove cushion Remove cushion Clearance for RonI lift is 28 x5 ...

Page 47: ...igure 2 8 Raising a Server Off the Pallet Step 7 Roll the lifter and server away from the pallet Do not raise the server any higher than necessary when moving it over to the rack Figure 2 9 Lifting the Server to the Rack NOTE If you are installing the system in a rack refer to the hp J1530A Rack Integration Kit Installation Guide ...

Page 48: ...cal safety regulations before attempting to move the system using the lift handle panels Failure to observe these precautions can cause serious injury to personnel or damage to equipment CAUTION Unpack the server in an ESD safe environment Observe all ESD safety precautions before attempting this procedure Failure to follow ESD safety precautions could result in damage to the server Step 1 Remove ...

Page 49: ...he pin end of the panel into the backside of the front rack mount ears on the chassis Figure 2 11 Inserting the Pins Into the Rack Step 5 Pull the spring plunger out move the handles apart and install the shoulder washer end of the panel into the keyway feature Figure 2 12 Lift Handles Mounted ...

Page 50: ...alling the system in a rack refer to the installation guide hp J1530A rack installation kit lower case intended Step 10 After moving the server remove the lift handle panels from the chassis and reinstall the server covers and front bezel Refer to installation guide hp J1530A rack installation kit lower case intended Figure 2 13 Lifting the Server Installing Server Into the Rack Any hp rp7405 rp74...

Page 51: ...the CMA must be installed on the rear of the server Follow the instructions for installing the CMA can be found in the installation guide hp J1530A rack installation kit lower case intended Figure 2 14 Cable Management Arm Step 1 Attach CMA to the rack using T 25 Torx screws Figure 2 15 Attaching CMA to Rack Cable Management Arm ...

Page 52: ...one cell board to operate Install the first cell board slot 1 lower slot and the second cell board in slot 0 upper Cell Board 0 enables the PCI cards in Chassis 0 and Cell Board 1 enables the PCI cards in Chassis 1 MP Core I O Cards MP Core I O consists of two cards that must be installed in pairs the MP SCSI and the LAN SCSI The first primary set of MP Core I O cards is installed as follows MP SC...

Page 53: ...sks are to be installed the top two disks are driven by the primary MP Core I O set Install the first embedded disk in the top left location Install the second embedded disk in the top right location Figure 2 17 Embedded Disks Drive 1 1 Path 1 0 0 3 0 6 Drive 1 2 Path 1 0 1 0 0 1 1 6 Drive 0 2 Path 0 0 0 3 0 5 Drive 0 1 Path 0 0 0 3 0 6 ...

Page 54: ...l DIMMs in ascending order rack 0 1 2 and 3 It is not necessary to balance the number of DIMMs across both cell boards For Example one rank slots 0a 0b 0c and 0d Valid Memory Configurations DIMMs must be loaded in sets of four at specific locations For best performance loading sets of 8 DIMMs is recommended The hp rp7405 rp7410 is capable of supporting as little as 2 Gbytes of main memory using fo...

Page 55: ... must be populated in order Figure 2 19 shows the order in which the DIMM slots must be populated Figure 2 19 DIMM Loading Sequence Block 1 shows the minimum memory configuration per cell board Each cell board therefore could have up to four different density DIMMs if there were that many as long as each set of four are identical Box 2 and Box 4 show the more optimal memory configurations because ...

Page 56: ...and Each of the five selections in the pwrgrd command matches one of the configurations The appropriate option should be selected for the actual line cord configuration With the correct configuration selected the LEDs should be green when the pwrgrd command is invoked the following menu is displayed IMPORTANT Options 1 and 2 are for Hewlett Packard internal use only Do not select these options pro...

Page 57: ...er Distribution WARNING Voltage is present at various locations within the server whenever a power source is connected This voltage is present even when the main power switch is in the off position Failure to observe this warning could result in personal injury or damage to equipment NOTE System firmware will prevent boot when a single power cord configuration is detected BPS 0 BPS 1 A0 A1 B0 B1 2...

Page 58: ...external modem and a UPS The server end of the M cable terminates in a DB25 connector The opposite side of the cable terminates in 3 DB9 connectors labeled CONSOLE UPS and REMOTE 10 100 Base T LAN RJ45 connector for LAN and Web Console access This LAN uses standby power and is active when AC is present and the front panel power switch is off Internal LVD Ultra 160 SCSI channel for connections to i...

Page 59: ...nfiguration During installation communicating with the MP enables such tasks as Verifying that the components are present and installed correctly Setting LAN IP addresses Shutting down cell board power Communication with the MP is established by connecting the CE Tool to the Local RS 232 port on the MP Core I O card Setting CE Tool Parameters After powering on the CE Tool ensure the communications...

Page 60: ...led it provides direct access to the MP and any partition Use the following procedure to connect the CE Tool to the Local RS 232 Port on the MP 1 Connect one end of a null modem cable 9 pin to 9 pin Part Number 5182 4794 to the M cable connector labeled CONSOLE 2 Connect the other end of the RS 232 cable to the CE Tool Standby Power and Logging in to the MP After connecting the serial device it is...

Page 61: ...s When power is first applied Note the BPS LEDs will be flashing amber After 30 seconds has elapsed Note the flashing amber BPS LED for each BPS becomes a flashing green LED Refer to power cord policies to interpret LED indicators 3 Login to the MP a Enter Admin at the login prompt This term is case sensitive It takes a few moments for the MP prompt to appear If it does not make sure the laptop se...

Page 62: ...e default values and asks if you want to modify them It is a good idea to write down the information as it may be required for future troubleshooting NOTE If the Command Menu is not shown enter q to return to the MP Main Menu then enter cm MP login Admin MP password Welcome to the rp7410 Management Processor c Copyright 1995 2001 Hewlett Packard Co All Rights Reserved MP MAIN MENU CO Consoles VFP ...

Page 63: ...ustomer shall provide this address for network interface 0 5 Confirm the new address 6 Enter the MP Network name This is the host name for the customer LAN The name can be as many as 64 characters and include alpha numerics dash _ under bar period or a space It is recommended that the name be a derivative of the complex name For example Acme com_MP 7 Enter the LAN parameters for Subnet mask and Ga...

Page 64: ... the MP detects the presence of all the cells installed in the cabinet It is important for the MP to detect the cell boards If it does not the partitions will not boot To determine if the MP detects the cell boards 1 At the MP prompt enter cm This displays the Command Menu Among other things the Command Menu allows one to view or modify the configuration and or look at utilities controlled by the ...

Page 65: ...creen 3 There will be an asterisk in the column marked MP 4 Verify that there is an asterisk for each of the cells installed in the cabinet by comparing what is in the Cells column with the cells physically located inside the cabinet Figure 5 9 shows that cells are installed in slots 0 and 1 In the cabinet there should be cells physically located in slots 0 and 1 ...

Page 66: ...e MP 2 From the MP Main Menu select the VFP command with the s option A window showing activity for a single partition To display activity for each partition as it powers up 1 Open a separate Reflection 1 window and connect to the MP 2 Select the VFP command and choose the partition desired to view There should be no activity on the screen at this point in the installation process NOTE More than o...

Page 67: ... on and the selftest is completed Now the configuration can be verified After DC is powered on and the selftest is complete use the MP to select a boot partition 1 From the MP Main Menu enter cm 2 From the MP Command Menu enter bo 3 Select the partition to boot Partitions may be booted in any order 4 Return to the MP Main menu by typing ma from the MP Command menu 5 Exit the MP by typing co at the...

Page 68: ...main menu type in to go the Information Menu Use the corresponding command from the menu to verify the type and quantity of processors memory and I O cards PR Processors ME Memory IO Check the PCI Device Information to determine if the values match the devices installed in the server Once the parameters have been verified use the ma command to return to the BCH Main Menu ...

Page 69: ...set boot path 1 Main Menu Enter command or Menu co 2 Configuration Menu pa pri xx xx xx 3 Configuration Menu ma Once the Primary Path has been set use the bo boot command from the Main Menu to boot HP UX 1 Main Menu Enter command or Menu bo pri 2 The following prompt appears Do you wish to stop at the ISL prompt prior to booting y n Enter n NOTE If the partition fails to boot or if the server was ...

Page 70: ...Chapter 2 Installation Booting HP UX using Boot Console Handler BCH 48 ...

Page 71: ...Chapter 3 49 3 Troubleshooting ...

Page 72: ...ured properly Check the Setup Utility If the error is a network related problem determine if the server has enough memory and hard disk drive capacity 3 Verify all cables and boards are securely plugged into the appropriate connectors or slots 4 Remove all extra options such as disk drives one at a time checking its affect on the server 5 Unplug the power cord wait 20 seconds plug the power cord i...

Page 73: ...rds 3 Check the system backplane for bent pins hp rp7405 rp7410 LED Indicators The server has LEDs that indicate the health of the server This section defines those LEDs Front Panel LEDs There are seven LEDs located on the front panel Table 3 1 Front Panel LEDs LED Driven By State Description Bulk Power Good GPM On Green 48V Good LED works even if SP is not installed or installed and not active Of...

Page 74: ...PS LEDs LED Indication Description Blink Green BPS in standby state and no faults or warnings Green BPS in run state 48 volt output enabled and no faults or warnings Blink Yellow BPS in standby or run state and warning s present but no faults Yellow BPS in standby state and recoverable fault s present but no non recoverable faults Blink RED BPS state may be unknown non recoverable fault s present ...

Page 75: ... approaching the thermal limit Flash Red Power supply has shut down due to an over temperature condition a failure to regulate the power within expected limits or a current limit condition On Red Not Used Off No Faults Table 3 4 System Standby and I O Fan LEDs LED Driven By State Description Fan Status Fan On Green Normal Flash Yellow Predictive Failure Flash Red Failed Off No Power Table 3 5 SINC...

Page 76: ...en Slot is powered Off Slot is not powered PCI Slot Attention LBA Off Normal Yellow See Table 3 7 MP Core I O Panel PCI Slot Power LBA On Green Core is powered Off Core is not powered PCI Slot Attention LBA Off Normal Yellow See Table 3 7 Table 3 7 OL LEDs States State Power Green Attention Yellow Normal Operation powered On Off Fault Detected power on On Flashing Slot Selected power on NOT Ready ...

Page 77: ...ystem SCSI TermPower System SCSI Controller On Green Terminators are powered SelfTest On Yellow Yellow during POST of failure Table 3 9 LAN SCSI LEDs LED Driven By State Description System LAN 1000BT System LAN Controller On Green System LAN in 1000BT Mode System LAN 100BT System LAN Controller On Green System LAN in 100BT Mode System LAN 10BT System LAN Controller On Green System LAN in 10BT Mode...

Page 78: ...Chapter 3 Troubleshooting Common Installation Problems 56 ...

Page 79: ...Chapter 4 57 4 Removal and Replacement ...

Page 80: ...the nPartition whose boot state you want to view Type Control b B to exit the VFP display If an nPartition has booted HP UX or if it is in the process of launching HP UX you must shut down HP UX on the nPartition When HP UX is running on an nPar its VFP displays HP UX heartbeat with a blinking asterisk to indicate its interactivity In this case proceed with the next step If the nPartition is at it...

Page 81: ...ate and shutting down HP UX Step 3 Access the MP Command menu From the MP Main menu enter CM to access the Command menu Step 4 Use the MP Command menu s PS command to check details about the hardware component you plan to power off The PS command enables you to check the status of the cabinet system backplane MP Core I O PCI power domains or bricks in the I O card cage and cells Step 5 Use the MP ...

Page 82: ...he MP Command menu s PE command to power on the hardware component that you powered off Step 10 Use the MP Command menu s PS command to confirm the status of the newly replaced component NOTE You may need to allow time for some components to complete power on self tests POST before a complete status is available ...

Page 83: ...e Top Cover It is necessary to remove and replace one or more of the covers to access the components within the server chassis CAUTION Observe all ESD safety precautions before attempting this procedure Failure to follow ESD safety precautions could result in damage to the server Figure 4 1 Top Cover ...

Page 84: ...the cover to the rear of the chassis Step 2 Slide the cover toward the rear of the chassis Step 3 Lift the cover up and away from the chassis Replacing the Top Cover Step 1 Slide the cover into position It should easily slide into position however a slow firm pressure will be needed to properly seat the cover Step 2 Tighten the retaining screws securing the cover to the chassis ...

Page 85: ... to remove or replace the drive that serves as the boot disk Refer to Shutting Down nPartitions and Powering Off Hardware Components for more information The remainder of the internal disk drives are hot pluggable CAUTION Observe all ESD safety precautions before attempting this procedure Failure to follow ESD safety precautions could result in damage to the server Figure 4 3 Disk Drive Location ...

Page 86: ... To resolve this these commands should be run when the disk drive is removed Step 1 Before installing the disk drive enter the following command diskinfo v dev rdsk cxtxdx Step 2 Enter the following command ioscan f The response message after running this command is NO_HW Step 3 Make sure the front locking latch is open then position the disk drive in the chassis Step 4 Slide the disk drive into t...

Page 87: ...Chapter 4 Removal and Replacement Removing and Replacing a Disk Drive 65 pvcreate vgcfgrestore ...

Page 88: ...system power to this component must be removed before attempting to remove or replace it Refer to Shutting Down nPartitions and Powering Off Hardware Components for more information CAUTION Observe all ESD safety precautions before attempting this procedure Failure to follow ESD safety precautions could result in damage to the server Figure 4 5 CD DVD Location CD DVD ...

Page 89: ...a CD DVD Drive 67 Removing a CD DVD Drive Figure 4 6 CD DVD Detail Step 1 To remove the CD DVD depress the front locking latch to loosen the drive from the chassis Step 2 Disengage the cables from the rear of the CD DVD Step 3 Slide the drive from the chassis ...

Page 90: ...he drive in the chassis CAUTION Before attempting to install the drive into the chassis position the data cable over the top of the drive in order to avoid pinching the cable during installation Step 3 The drive easily slides into the chassis however a slow firm pressure is needed to properly seat the drive Step 4 Depress the front locking latch to secure the disk drive in the chassis ...

Page 91: ...cedure Failure to follow ESD safety precautions could result in damage to the server Figure 4 8 Front Smart Fan Assembly Locations Table 4 1 Front Smart Fan Assembly LED Indications LED State Meaning On Green Fan is at speed and in sync or not at speed less than 6 seconds Flash Yellow Fan is not keeping up with speed sync pulse for greater than 6 seconds Flash Red Fan failed stalled or has run slo...

Page 92: ...elease Pin away from the fan Step 2 Slide the fan away from the connector Step 3 Pull the fan away from the chassis Replacing a Front Smart Fan Assembly Step 1 Position the fan assembly on the chassis fan guide pins Step 2 Slide the fan into the connector Step 3 Verify that the Fan Release Pin is in the locked position NOTE The fan LED should show fan is operational green ...

Page 93: ...edure Failure to follow ESD safety precautions could result in damage to the server Figure 4 10 Rear Smart Fan Assembly Locations Table 4 2 Rear Smart Fan Assembly LED Indications LED State Meaning On Green Fan is at speed and in sync or not at speed less than 6 seconds Flash Yellow Fan is not keeping up with speed sync pulse for greater than 6 seconds Flash Red Fan failed stalled or has run slow ...

Page 94: ... Pin away from the fan Step 2 Slide the fan away from the connector Step 3 Pull the fan away from the chassis Replacing a Rear Smart Fan Assembly Step 1 Carefully position the fan assembly on the chassis fan guide pins Step 2 Slide the fan into the connector Step 3 Verify that the Fan Release Pin is in the locked position NOTE A green fan LED indicates the fan is operational ...

Page 95: ...ttempting this procedure Failure to follow ESD safety precautions could result in damage to the server Figure 4 12 PCI Smart Fan Assembly Location Table 4 3 Smart Fan Assembly LED Indications LED State Meaning On Green Fan is at speed and in sync or not at speed less than 6 seconds Flash Yellow Fan is not keeping up with speed sync pulse for greater than 6 seconds Flash Red Fan failed stalled or h...

Page 96: ...d from the front are located very close to the chassis It may be necessary to use a tool such as a flatblade screwdriver to assist in removing them Step 2 Slide the fan upward from the chassis Replacing a PCI Smart Fan Assembly Step 1 Carefully position the fan assembly in the chassis Step 2 The fan easily slides into the chassis however a slow firm pressure will be needed to properly seat the con...

Page 97: ...chassis The BPS is a hot swappable component CAUTION Observe all ESD safety precautions before attempting this procedure Failure to follow ESD safety precautions could result in damage to the server Figure 4 14 BPS Location IMPORTANT When a BPS is pulled from the server and then immediately re inserted the server can report an overcurrent condition and shut down BPS Locations ...

Page 98: ... the extractions levers to remove it from the chassis Replacing a BPS Step 1 Verify that the extraction levers are in the open position then insert the BPS into the empty slot NOTE The BPS easily slides into the chassis however a slow firm pressure will be needed to properly seat the connection Step 2 Ensure the BPS has seated by closing the extraction levers NOTE BPS LED should show BPS operation...

Page 99: ...all ESD safety precautions before attempting this procedure Failure to follow ESD safety precautions could result in damage to the server Figure 4 16 PCI Power Module Location Table 4 4 PCI Power Module LED Indications LED LED State Meaning Power LED Green Off Power module failure On Normal operation Fault LED Multi color Off Normal operation Blink amber Module internal failure Amber Module intern...

Page 100: ...ss the securing thumb latch Step 3 Slide the module from the chassis Replacing a PCI Power Module Brick Step 1 Carefully position the power module in the chassis and depress the thumb latch Step 2 The module easily slides into the chassis however a slow firm pressure will be needed to properly seat the connection Step 3 Release the thumb latch NOTE PCI power module LED should show power module is ...

Page 101: ...inue Step 2 Remove right side cover Step 3 Remove PCI side panel Step 4 Identify VRM to be replaced O or 1 Step 5 Unscrew VRM from bracket 2 screws on non component side Step 6 Lift up and gently pull from the socket Figure 4 18 Locating the VRMs on PCI Backplane Replacing the PCI VRM Step 1 Firmly seat the VRM into the socket being careful not to bend pins Step 2 Attach bracket to VRM using 2 scr...

Page 102: ...Chapter 4 Removal and Replacement Removing and Replacing the PCI Voltage Regulator Modules 80 Step 4 Put right side cover back onto chassis Step 5 Power server back up ...

Page 103: ... by using Partition Manager opt parmgr bin parmgr This procedure describes how to perform an online replacement of a PCI card using SAM for cards whose drivers support online add or replacement OLAR IMPORTANT Some PCI I O cards cannot be added or replaced online while HP UX remains running For these cards you must shut down HP UX on the nPartition before performing the card replacement or addition...

Page 104: ...where the selected card resides On the server you can view the PCI slots and slot LEDs from the rear of the cabinet The selected slot will be powered off its green power LED will be off and the slot s amber attention indicator a dark orange yellow LED will be blinking Step 5 Label and remove the cable s connected to the PCI card to be removed Step 6 Remove the top cover Step 7 Flip the card slot s...

Page 105: ...een Step 16 Synchronize the PDH and I O card SCSI parameters 1 When powering up system go into CO console window When POST finishes running the system displays the Main Menu the system is at BCH at this point in time 2 From the Main Menu enter ser This takes you to the Service Menu 3 At the Service Menu prompt enter scsi default The system then informs you that it will clear reset all scsi paths a...

Page 106: ...g and Replacing the Mass Storage Backplane Removing the Backplane Step 1 Remove all internal disks Figure 4 21Locating Internal Disks Step 2 Remove the top and right side covers Step 3 Remove the PCI side panel Step 4 Disconnect all cables to the backplane Drive 1 1 Drive 1 2 Drive 0 2 Drive 0 1 ...

Page 107: ... 85 Ensure that you notice where each is removed so that they may be correctly reinstalled Figure 4 22Locating the Mass Storage Backplane Step 5 Unscrew the two captive screws and remove backplane bracket assembly Figure 4 23Mass Storage Backplane Mass Storage Backplane Captive Screws ...

Page 108: ...6 Replacing the Backplane Step 1 Align and press the backplane bracket assembly into its mount Step 2 Fasten the two captive screws Step 3 Connect all cables to the backplane Step 4 Install the PCI side panel Step 5 Install the top and right side covers Step 6 Install all internal disks ...

Page 109: ...ard is located in the rear of the chassis The MP SCSI board is a hot pluggable component There may be up to two MP SCSI boards installed in a system CAUTION Observe all ESD safety precautions before attempting this procedure Failure to follow ESD safety precautions could result in damage to the server Figure 4 24 MP SCSI Location ...

Page 110: ... the MP SCSI board to the chassis Step 3 Securely grasp the handle on the MP SCSI board Step 4 Slide the MP SCSI board from the chassis Replacing a MP SCSI Board Step 1 Position the MP SCSI board in the chassis Step 2 The board slides easily into the chassis however a slow firm pressure will be needed to properly seat the connection Step 3 Tighten the two retaining screws securing the MP SCSI boar...

Page 111: ...Appendix A 89 A Replaceable Parts ...

Page 112: ...ne Anti tip Foot A6752 67042 None Assembly Cell PDH Riser A6094AX A6094 69003 Assembly Cover Left Side A6752 67034 None Assembly Cover Right Side A6752 67033 None Assembly Cover Top A6752 67035 None Assembly Front Bezel A6752 04003 None Assembly Front Panel Plastic A6752 67037 None Assembly Interlock Device 5065 5959 None Assembly Lift handle left panel A6752 04045 None Assembly Lift handle right ...

Page 113: ...None Filler Bulkhead Core I O A6752 04017 None Filler Internal Disk A6198 60002 None Harness Main Power A6752 67025 None Intrusion Switch 5040 6317 None Jumper PDU PDU 2 5m C19 C20 8120 6884 None Jumper UPS PDU 4 5m C19 C20 8120 6961 None Kit Removable Media Rail A6752 67011 None M Cable A6144 63001 None Nameplate rp7405 A7111 40001 Nameplate rp7410 A6752 40002 Panel PCI Upper Right Side A6752 670...

Page 114: ...9 L6 20 4 5m Black CA Assembly 8120 6903 None Power Cord C19 unterminated International Europe 8120 6895 None Processor Module 650 MHz A6443AX A6443 69001 Processor Module 750 MHz A644AX A6444 69001 Processor Module 875 MHz A6435 67001 A6435 69001 Removable DAT Tape Drive DDS4 C5686 67203 C5686 69203 Removable DVD Drive A5220 67003 None Socket PCX W 1253 0703 None VAC Value Added Chassis A6752 040...

Page 115: ...Appendix B 93 B System Specifications This chapter describes the basic server configuration and its physical specifications and requirements ...

Page 116: ...y the customer Table B 1 hp rp7405 rp7410 Server Dimensions and Weights Standalone Packaged Height Inches centimeters 17 3 43 9 35 75 90 8 Width Inches centimeters 17 5 44 4 28 0 71 1 Depth Inches centimeters 30 0 76 2 28 38 72 0 Weight Pounds kilograms 220 100 N A Table B 2 hp rp7405 rp7410 Component Weights Quantity Description Weight lb kg 1 or 2 Cell board 19 81 9 0 1 System backplane 12 estim...

Page 117: ...aker The Marked Electrical for the hp rp7405 rp7410 server is 12 amps The recommended circuit breaker size is 20 amps for North America For countries outside North America consult your local electrical authority having jurisdiction for the recommended circuit breaker size System AC Power Specifications Power Cords The supplied power cord length is 15 feet 457 4 cm Table B 3 lists the various power...

Page 118: ...box to simultaneously draw maximum power for long durations being uncommon Table B 4 AC Power Specifications Requirements Value Comments Nominal input voltage 200 208 220 240 VAC Minimum Operating Voltage 180 VAC Maximum Operating Voltage 269 VAC Frequency range minimum maximum 50 60 Hz Number of phases 1 Rated line current 12 A rms Maximum inrush current 30 A peak for 15 ms Per line cord Dropout ...

Page 119: ...nd ambient temperatures between 40 C to 70 C under non operating conditions Cooling Cell Section Cooling The cabinet incorporates front to back airflow across the cell boards and system backplane Two 2 150mm fans mounted externally on the front chassis wall behind the cosmetic front bezel push air into the Cell section and two 2 150mm fans housed in cosmetic plastic fan carriers and mounted extern...

Page 120: ...abinet The fans within the power supply will operate at full speed during standby Typical Power Dissipation and Cooling Acoustic Noise Specification The acoustic noise specification for the hp rp7410 server is 57 3 db sound pressure level at bystander position It is appropriate for dedicated computer room environments not office environments The LwA is 7 5 Bels Care should be taken to understand t...

Page 121: ...Appendix B System Specifications Environmental Specifications 99 Figure B 1 illustrates the location of the inlet and outlet airducts on a single cabinet Figure B 1 Airflow Diagram ...

Page 122: ...Appendix B System Specifications Environmental Specifications 100 ...

Page 123: ...Appendix C 101 C Site Preparation ...

Page 124: ...d power distribution system exceeds the requirements of most electrical codes A good design when coupled with proper installation practices produces the most trouble free operation The electrical factors discussed in this section are A detailed discussion of power distribution system design and installation is beyond the scope of this document However electrical factors relating to power distribut...

Page 125: ... always a good idea to derate power distribution systems for one or more of the following reasons To avoid nuisance tripping from load shifts or power transients circuit protection devices should never be run above 80 of their root mean square RMS current ratings Safety agencies derate most power connectors to 80 of their RMS current ratings ...

Page 126: ...be protected from the sources of many of these electrical disturbances by using A dedicated power distribution system Power conditioning equipment Over and under voltage detection and protection circuits Screening to cancel out the effects of undesirable transmissions Lightning arresters on power cables to protect equipment against electrical storms Every precaution has been taken during power dis...

Page 127: ...ective ground path for personnel and equipment Raceways protect the wiring from accidental damage and also provide a heatsink for the wires Any of the following types may be used Electrical metallic tubing EMT thin wall tubing Rigid metal conduit Liquidtight with RFI strain relief most commonly used with raised floors Building Distribution All building feeders and branch circuitry should be in rig...

Page 128: ...ounding rod building steel or a conductive type cold water service pipe provide an earth ground Electrical Conduit Ground All electrical conduits should be made of rigid metallic conduit that is securely connected together or bonded to panels and electrical boxes so as to provide a continuous grounding system Power Panel Ground Each power panel should be grounded to the electrical service entrance...

Page 129: ...y high frequency ground grid are described in the next sections Raised Floor Grounding If a raised floor system is used install a complete signal grounding grid for maintaining equal potential over a broad band of frequencies The grounding grid should be connected to the equipment cabinet and electrical service entrance ground at multiple connection points using a minimum 6 AWG 16mm2 wire ground c...

Page 130: ...unding Implementation Details If it has been determined to be necessary connect all Hewlett Packard equipment cabinets to the site ground grid as follows Step 1 Attach one end of each ground strap to the applicable cabinet ground lug Step 2 Attach the other end to the nearest pedestal base raised floor or cable trough ground point nonraised floor Step 3 Check that the braid contact on each end of ...

Page 131: ...impedance causing circuit breakers to trip CAUTION Connections that are too loose have a high resistance that cause serious problems such as erratic equipment operation A high resistance connection overheats and sometimes causes fire or high temperatures that can destroy hard to replace components such as distribution panels or system bus bars Wiring connections must be properly torqued Many equip...

Page 132: ...surrounding spaces Use a vapor barrier installed around the entire computer room envelope to restrain moisture migration Caulk and vapor seal all pipes and cables that penetrate the envelope Use at least a 12 inch raised floor system for the most favorable room air distribution system underfloor distribution Ensure a minimum ceiling height of 12 inches between the top of the server and the ceiling...

Page 133: ...he following three air conditioning system types are listed in order of preference Complete self contained package unit s with remote condenser s These systems are available with up or down discharge and are usually located in the computer room Chilled water package unit with remote chilled water plant These systems are available with up or down discharge and are usually located in the computer ro...

Page 134: ...em from upflow air conditioning equipment located in the computer room or from an air handling unit remote Adjust the supply air diffuser system grilles to direct the cooling air downward around the perimeter of the computer system cabinets The supply air is then available near the cooling air intake vents of the computer system cabinets Air Conditioning System Installation All air conditioning eq...

Page 135: ...ards causing premature failure due to excess heat and or humidity build up on the boards Other failures to power supplies and other electronic components can be caused by metallically conductive particles These metallic particles are conductive and can short circuit electronic components Use every effort to ensure that the environment is as dust and particulant free as possible Smaller particles c...

Page 136: ...ooring conductive adhesive must be used when laying tiles Use conductive wax if waxed floors are necessary Ensure that all equipment and flooring are properly grounded and are at the same ground potential Use conductive tables and chairs Use a grounded wrist strap or other grounding method when handling circuit boards Store spare electronic modules in antistatic containers Maintain recommended hum...

Page 137: ...ooms to be noisy Ambient noise level in a computer room can be reduced as follows Dropped ceiling Cover with a commercial grade of fire resistant acoustic rated fiberglass ceiling tile Sound deadening Cover the walls with curtains or other sound deadening material Removable partitions Use foam rubber models for most effectiveness ...

Page 138: ...d temperature alarms Fire extinguishing system Additional safety devices are Circuit breakers An emergency power cutoff switch Devices specific to the geographic location i e earthquake protection Lighting Requirements for Equipment Servicing Adequate lighting and utility outlets in a computer room reduce the possibility of accidents during equipment servicing Safer servicing is also more efficien...

Page 139: ...nt relative to the raised floor grid While Hewlett Packard cannot assume responsibility for determining the suitability of a particular raised floor system it does provide information and illustrations for the customer or local agencies to determine installation requirements The following guidelines are recommended Because many raised floor systems do not have grid stringers between floor stands t...

Page 140: ...port the server installation NOTE If the specific floor being evaluated or considered is other than a Tate Series 800 floor the specific floor manufacturer must be contacted to evaluate the floor being used Table C 4 lists specifications for the Tate Access Floors Series 800 raised floor system Concentrated load The load that a floor panel can support on a 1 in2 6 45 cm2 area at the panel s weakes...

Page 141: ...orage media is damaged if exposed to direct sunlight Also the heat generated by sunlight places an additional load on the cooling system Ultimate load 4000 lb 1814 kg per panel Rolling load 400 lb 181 kg Average floor load 500 lb 227 kg a From Table C 3 on page 117 b With 0 08 in 0 2 cm of span maximum deflection Table C 4 Typical Raised Floor Specifications Continued Itema Rating ...

Page 142: ...clude the possible removal of walls or doors Figure C 2 Cabinet Dimensions Operational Space Requirements Other factors must be considered along with the basic equipment dimensions Reduced airflow around equipment causes overheating which can lead to equipment failure Therefore the location and orientation of air conditioning ducts as well as airflow direction are important Obstructions to equipme...

Page 143: ...e computer system cabinets within the specified temperature and humidity ranges Figure C 3 Footprint Space planning should also include the possible addition of equipment or other changes in space requirements Equipment layout plans should also include provisions for the following Channels or fixtures used for routing data cables and power cables Access to air conditioning ducts filters lighting a...

Page 144: ...ne whiskers of pure metal can form on electroplated zinc cadmium or tin surfaces If these whiskers are disturbed they may break off and become airborne possibly causing failures or operational interruptions For over 50 years the electronics industry has been aware of the relatively rare but possible threat posed by metallic particulate contamination During recent years a growing concern has develo...

Page 145: ...ernal 2 3 5 10 14 31 36 63 84 86 90 removing and replacing 63 64 84 86 du display MP bus topology command 42 ducts air conditioning 113 E electrical and environmental guidelines air distribution system 111 computer equipment grounds 106 computer room safety fire protection 116 dust and pollution contro 113 electrical conduit ground 106 grounding systems 106 lighting requirements 116 main building ...

Page 146: ...ord MP 39 PCI backplane 2 4 11 13 79 PDC Processor Dependent Code 44 PDH riser board 9 power applying cabinet 44 cabinet switch 44 housekeeping 38 44 power considerations 104 power cords 95 power distribution hardware 105 power distribution safety grounding 106 power distribution system distribution hardware 105 power quality 104 power requirements component 96 power system protection 104 power wi...

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