Page 2 - Legal Notices
ii Legal Notices The information in this document is subject to change without notice. Hewlett-Packard makes no warranty of any kind with regard to this manual, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose. Hewlett-Packard shall not be...
Page 3 - Contents; HP Blade Server bh7800 Overview
Contents iii 1. HP Blade Server bh7800 Overview Display Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 System Backplane . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 4 - C. Conversion Factors and Formulas
Contents iv Cord Set Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 C. Conversion Factors and Formulas Conversion Factors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 5 - Figures
Figures v Figure 1-1. LCD Display Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13Figure 1-2. bh7800 Backplane . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14Figure 1-...
Page 7 - Tables
Tables vii Table 1. Publication History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10Table 1-1. bh7800 Server Weights and Dimensions as Shipped on a Pallet . . . . . . . . . . . . . . . . . . . 27Table 2-1. Floor Loading Terminolog...
Page 9 - Preface
Preface Before preparing your site for the HP Blade Server bh7800, familiarize yourself with the components that comprise the bh7800. Use the following reference to determine where to start.
Page 10 - Book Layout; Publication History; Table 1
10 Book Layout • Chapter 1 – provides an overview of the bh7800 components, cooling air flow, shipping dimensions and weight and CFM value. • Chapter 2 – provides specific information ensuring the site is ready when the bh7800 arrives. Voltage fluctuations, grounding and floor loading are some of th...
Page 11 - HP Blade Server bh7800 Overview
Chapter 1 11 1 HP Blade Server bh7800 Overview The HP Blade Server bh7800 provides customers with a single chassis that can house up to 16 functionally separate servers, controlled by one management blade. The form factor for all the blades uses the CompactPCI standard. The chassis mounts in a stand...
Page 13 - Display Panel; LCD Display Panel
Chapter 1 HP Blade Server bh7800 Overview Display Panel 13 Display Panel The bh7800 display panel provides the controls and indicators commonly used when operating the bh7800. There are two LCD display assemblies on the bh7800. Remote control over a network is another method used to operate the bh78...
Page 14 - System Backplane
Chapter 1 HP Blade Server bh7800 Overview System Backplane 14 System Backplane The passive system backplane is centrally located in the bh7800 to accommodate front and rear card cages. 18 CompactPCI slots are available on each side with up to five connectors per slot. For the CompactPCI standard, th...
Page 15 - Power Supplies; bh7800 Power Supplies (Chassis Rear View)
Chapter 1 HP Blade Server bh7800 Overview Power Supplies 15 Power Supplies Each power supply uses two DC connectors that plug into the backplane, and an AC connector brings line power into the unit. Two power supplies and two power cords ship with the system. Each supply contains an internal fan for...
Page 17 - Network Blade; Network Blade
Chapter 1 HP Blade Server bh7800 Overview Network Blade 17 Network Blade The network blade is a 24-port 10/100 switch with a gigabit uplink connection. The blade provides 16 of the 24 ports to the backplane, and 8 remaining ports out to the bulkhead. In addition, the network blade comes in three upl...
Page 18 - Management LAN Blade; Management LAN Blade (shown with carrier)
Chapter 1 HP Blade Server bh7800 Overview Management LAN Blade 18 Management LAN Blade The two Rear Transition Modules (RTMs) are unique in the bh7800 product. The RTM is a pseudo standard CompactPCI solution. Each RTM is a 3U blade rather than a 6U blade. CompactPCI card format and the bulkhead is ...
Page 19 - Management Blade; Management Blade
Chapter 1 HP Blade Server bh7800 Overview Management Blade 19 Management Blade The bh7800 includes a management blade that allows remote and local management of the individual server and network blades. The blade monitors the chassis environment such as power, temperature, and overall server blade h...
Page 20 - Fan Modules
Chapter 1 HP Blade Server bh7800 Overview Fan Modules 20 Fan Modules There are two fan module assemblies in the bh7800. They are hot swap modules. Each fan module has an LED to indicate fan failure. Also, each fan can go into the fan module only one way due to the length and location of the fan cabl...
Page 21 - Slot Blocker Assembly; bh7800 Caution Label shown with Slot Blocker Assembly
Chapter 1 HP Blade Server bh7800 Overview Slot Blocker Assembly 21 Slot Blocker Assembly The bh7800 uses a closed, pressurized cooling system. Fans draw air in the bottom at the front of the chassis, direct it upwards across the front blades, over the top of the backplane, downwards over the rear bl...
Page 22 - Cable Management Tray; bh7800 Racking for HP Rack System/E Cabinet Showing Cable Tray
Chapter 1 HP Blade Server bh7800 Overview Cable Management Tray 22 Cable Management Tray The ½ EIA unit high (1/2U) cable management tray provides a channel for cables and helps prevent the accidental disconnection of cables from their respective blades. The tray is provided for HP Rack System/E fou...
Page 23 - Front View
Chapter 1 HP Blade Server bh7800 Overview Front View 23 Front View The components available at the front of this 13 EIA unit high (13U) server are • Eighteen individual CompactPCI slots supporting defined configurations for 1 slot and 2 slot PCA’s • One front LCD display panel • The system backplane...
Page 24 - Rear View
Chapter 1 HP Blade Server bh7800 Overview Rear View 24 Rear View The components available at the rear of this 13 EIA unit high (13U) server are • Two hot swap N+1 power supplies • Two hot swap N+1 fan modules (hidden behind the rear panel display) • Eighteen individual CompactPCI slots supporting de...
Page 25 - Air Flow; bh7800 Cooling Airflow (Chassis Rear View)
Chapter 1 HP Blade Server bh7800 Overview Air Flow 25 Air Flow Figure 1-13 bh7800 Cooling Airflow (Chassis Rear View) The bh7800 utilizes a front to back cooling scheme. Four 150mm diameter 48V DC fans cool the system, one in each power supply and two in independent carriers. Refer to Appendix A for...
Page 26 - bh7800 Cooling Airflow (Chassis Side View)
Chapter 1 HP Blade Server bh7800 Overview Air Flow 26 supplies and up through the front card cage. Air then passes over the top of the backplane, through the top rear fans and down through the rear card cage. It travels through the rear sections of the power supplies and out through the rear power s...
Page 27 - Shipping Dimensions and Weights; bh7800 Server Weights and Dimensions as Shipped on a Pallet
Chapter 1 HP Blade Server bh7800 Overview Shipping Dimensions and Weights 27 Shipping Dimensions and Weights Table 1-1 lists the dimensions and weights of the bh7800 server with the shipping pallet. Table 1-1 bh7800 Server Weights and Dimensions as Shipped on a Pallet Equipment Width (cm) Depth/Leng...
Page 29 - General System and Facility Guidelines
Chapter 2 29 2 General System and Facility Guidelines This chapter provides general computer facility guidelines for planning and preparing the site. Careful site planning and preparation ensures trouble-free installation and reliable operation of HP servers. Factors that may contribute to less than...
Page 30 - Electrical Factors; Electrical Load Requirements (Circuit Breaker Sizing) LAHJ
Chapter 2 General System and Facility Guidelines Electrical Factors 30 Electrical Factors NOTE Electrical practices and suggestions in this guide are based on North American practices. For countries and areas outside North America, local electrical codes will take precedence over North American elec...
Page 31 - Distribution Hardware
Chapter 2 General System and Facility Guidelines Electrical Factors 31 Sources of Voltage Fluctuations Voltage fluctuations, sometimes called glitches, affect the quality of electrical power. Common sources of these fluctuations are: • Fluctuations occurring within the facility’s distribution system...
Page 32 - Grounding Systems
Chapter 2 General System and Facility Guidelines Electrical Factors 32 Raceway Systems (Electrical Conduits) LAHJ Raceways (electrical conduits) form part of the protective ground path for personnel and equipment. Raceways protect the wiring from accidental damage and also provide a heatsink for the...
Page 34 - Raised Floor Metal Strip Ground System
Chapter 2 General System and Facility Guidelines Electrical Factors 34 Equipment Grounding Implementation Details Connect all Hewlett-Packard equipment cabinets to the site ground grid as follows: 1. Attach one end of each ground strap to the applicable cabinet ground lug. 2. Attach the other end to...
Page 35 - System Installation Guidelines
Chapter 2 General System and Facility Guidelines Electrical Factors 35 System Installation Guidelines This section contains information about installation practices. Some common pitfalls are highlighted. Wiring connections and data communications cable installations are discussed. NOTE In domestic i...
Page 36 - Environmental Factors; Computer Room Preparation
Chapter 2 General System and Facility Guidelines Environmental Factors 36 Environmental Factors The environmental factors discussed in this section are: • Computer Room Preparation • Space Requirements • Floor Loading • Cooling Requirements • Air Conditioning Ducts • Humidity Level • Dust and Pollut...
Page 38 - Floor Loading; Floor Loading Terminology
Chapter 2 General System and Facility Guidelines Environmental Factors 38 Floor Loading The computer room floor must be able to support the total weight of the installed computer system as well as the weight of the individual cabinets as they are moved into position. Floor loading is usually not an ...
Page 39 - Cooling Requirements
Chapter 2 General System and Facility Guidelines Environmental Factors 39 Cooling Requirements Air conditioning equipment requirements and recommendations are described in the following sections. Appendix A summarizes air conditioning requirements for this HP server. Basic Air Conditioning Equipment...
Page 42 - Air Conditioning Ducts; Dust and Pollution Control
Chapter 2 General System and Facility Guidelines Environmental Factors 42 Air Conditioning Ducts Use separate computer room air conditioning ductwork. If it is not separate from the rest of the building, it might be difficult to control cooling and air pressure levels. Ductwork seals are important f...
Page 43 - Metallic Particulate Contamination
Chapter 2 General System and Facility Guidelines Environmental Factors 43 • Eating or drinking—Establish a no eating or drinking policy. Spilled liquids can cause short circuits in equipment such as keyboards. • Tile floors—Use a dust-absorbent cloth mop rather than a dry mop to clean tile floors. S...
Page 45 - HP Blade Server bh7800 Power
Chapter 3 45 3 HP Blade Server bh7800 Power This chapter provides part numbers for all the cord sets (power cords) available for the bh7800 server. Basic power up and power down is covered. The power distribution unit information and cord set part numbers complete the chapter.
Page 46 - HP Blade Server Initial Power-Up; Power Cords Supplied; Server Chassis Power Cords
Chapter 3 HP Blade Server bh7800 Power HP Blade Server Initial Power-Up 46 HP Blade Server Initial Power-Up Before applying power to the bh7800, verify that the terminal (a PC with a terminal emulator installed will suffice) is connected to the management blade and turned on. Power Cords Supplied Ea...
Page 47 - Blade Server Power-Down
Chapter 3 HP Blade Server bh7800 Power HP Blade Server Initial Power-Up 47 HP Server Power-Up Step 1. Locate the server blade in slot F1 (server front, slot 1) and plug in a VGA monitor to the monitor port. Step 2. Plug in a keyboard to one of the two USB ports on the same server blade in slot F1. W...
Page 48 - Connecting AC Power using a PDU; PDU and UPS Power Cords
Chapter 3 HP Blade Server bh7800 Power Connecting AC Power using a PDU 48 Connecting AC Power using a PDU The bh7800 temporarily draws a large inrush current, when first connected to an AC power source. The inrush current is much greater than the bh7800’s normal operating current and generally, the ...
Page 49 - System Specifications and Requirements
Appendix A 49 A System Specifications and Requirements This appendix contains specific parameters applicable to the bh7800 server. Temperature, power requirements, and power dissipation figures are provided.
Page 50 - System Specifications
Appendix A System Specifications and Requirements System Specifications 50 System Specifications NOTE The Marked Electrical for the bh7800 server is 16 A. The recommended circuit breaker size is 20 amps for North America. For countries or areas outside North America, consult your local electrical au...
Page 51 - Power Supply Label
Appendix A System Specifications and Requirements System Specifications 51 Figure A-1 Power Supply Label
Page 52 - Environmental Conditions
Appendix A System Specifications and Requirements System Specifications 52 Table A-2 Environmental Conditions Parameters Conditions Temperature Operating 68 °F to 77 °F (20 °C to 25 °C) Recommended 41 °F to 95 °F (5 °C to 35 °C) up to 5000 feet a a. Above 5000 feet, derate 1 °C per 1000 feet altitud...
Page 53 - Power Dissipation and Air Conditioning Requirement Summary
Appendix A System Specifications and Requirements System Specifications 53 This table can be copied and used to plan your air conditioning requirements for your server(s). Use the footnotes at the bottom of this page to assist in calculating the values. See Table A-6 for an example of how to arrive ...
Page 54 - Power Dissipation and Air Conditioning Requirement Example
Appendix A System Specifications and Requirements System Specifications 54 To illustrate how to use Table A-5, let us assume that we have a single chassis server loaded with 10 HP server bc1100 blades, one network blade, one management blade, and two management LAN blades. Table A-6 indicates that 0...
Page 55 - Power Plug Configuration
Appendix B 57 B Power Plug Configuration There are several different cord sets (power cables) designed for the bh7800. The country or area destination will determine which cord set ships with the bh7800. This guide provides the site preparation specialist with the knowledge of what to expect to rece...
Page 56 - Cord Set Description; Cord Sets; Male Receptacle to Female Plug; Example of a 5-20P to C19 Cord Set
Appendix B Power Plug Configuration Cord Set Description 58 Cord Set Description The power cables (cord sets) shipping with the bh7800 will be 4.5 meter or 2.5 meter long cables. The cord set below shows a 5-20P plug on one end and the C19 female plug on the other end. Figure B-1 Cord Sets Female En...
Page 57 - Male Plug Types; Unterminated Plug
Appendix B Power Plug Configuration Cord Set Description 59 Male End of Cord Set Depending on the country or area the bh7800 is shipped to, the male plug on the other end of the power cable will vary. Figure B-3 Male Plug Types Unterminated Plug L6-20 Plug IEC 309 Plug CEE 7-7 Plug L6-30 Plug NEMA 5...
Page 59 - Conversion Factors and Formulas
Appendix C 61 C Conversion Factors and Formulas Conversion factors and formulas for data calculations for systems not conforming specifically to the configurations listed in this Site Preparation Guide are provided. Conversion factors used in this document are provided.
Page 60 - Conversion Factors; K V A
Appendix C Conversion Factors and Formulas Conversion Factors 62 Conversion Factors Refrigeration • 1 watt = kcal/h • 1 watt = 3.412 Btu/h • 1 watt = 2.843 x 10 -4 tons • 1 ton = 200 Btu/min • 1 ton = 12,000 Btu/h • 1 ton = 3,517.2 W Metric Equivalents • 1 centimeter = 0.3937 in • 1 meter = 3.28 ft ...
Page 61 - Glossary
Glossary 63 Glossary A-B Apparent power A value of power for AC circuits that is calculated as the product of RMS current times RMS voltage, without taking the power factor into account. ASHRAE Standard 52-76 Industry standard for air filtration efficiency set forth by the American Society of Heatin...
Page 65 - Index
65 Index A acoustical noise reduction , 44 air conditioning ducts , 42 air distribution systems, three types of , 41 air flow rear view , 25 side view , 26 air intake temperature , 26 B backplane , 14 bh7800 front view , 23 inrush current , 48 rear view , 24 C C19 type plug , 58 C20 type plug , 58 c...
