HP D5970A - NetServer - LCII Reference Manual

Hp netserver lc 2000r rack cabling reference guide.
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HP NetServer LC 2000r
Rack Cabling Reference Guide
HP Part Number D8514-90008
Printed November 1999

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   Summary of Contents for HP D5970A - NetServer - LCII

  • Page 1

    HP NetServer LC 2000r Rack Cabling Reference Guide HP Part Number D8514-90008 Printed November 1999...

  • Page 2: Audience Assumptions

    Hewlett-Packard assumes no responsibility for the use or reliability of its software on equipment that is not furnished by Hewlett-Packard.

  • Page 3: Table Of Contents

    Contents 1 Preparation for Cabling the NetServer LC 2000r........1 About Cabling the LC 2000r................1 Before You Use this Reference Guide ............1 The HP NetServer LC 2000r..............1 Site Preparation..................... 2 Site Preparation Checklist................3 Site Preparation -- Circuit Breakers............4 Rack Assembly and Cabling Cautions and Warnings ........

  • Page 4: Table Of Contents

    Contents Overview of LC 2000r Data Connections ..........32 Attach Data Cables to the Server............. 34 Attach Data Cables to Other Components ..........34 Step 3: Cable the LC 2000r for Power............34 Attaching Server and Component Power Cables........35 Determining and Balancing Current Draw on Two Circuits in One Rack ...

  • Page 5: Preparation For Cabling The Netserver Lc 2000r, About Cabling The Lc 2000r

    1 Preparation for Cabling the NetServer LC 2000r About Cabling the LC 2000r NOTE A checklist for the cabling process is included in Appendix A. Before You Use this Reference Guide This Cabling Reference Guide assumes that you have the rack assembly process completed, have mounted the HP NetServer LC 2000r, and are ready to cable the components in the rack enclosure.

  • Page 6: Site Preparation

    Chapter 1 Preparation for Cabling the HP NetServer LC 2000r Figure 1-1. The HP NetServer LC 2000r Site Preparation You may want to copy and use the site preparation checklist in this section (Table 1-1). Doing so before you begin to install and cable the NetServer may reveal actions you can take to support your success.

  • Page 7: Site Preparation Checklist

    Chapter 1 Preparation for Cabling the HP NetServer LC 2000r Site Preparation Checklist Table 1-1. Site Preparation Checklist HP NetServer General Guidelines Logical and physical network design provided Server configuration parameters determined Disk partition and directory structure determined Required incoming power and data cabling in place Working LAN, one working client, one working printer available (if integrating into an existing network) Software license requirements met...

  • Page 8: Site Preparation -- Circuit Breakers

    Chapter 1 Preparation for Cabling the HP NetServer LC 2000r Table 1-1. Site Preparation Checklist (Continued) Environment and Space Requirements Must meet OSHA, local code, and HP specifications for safety and supportability (3 feet minimum access in front and rear of electrical cabinets) Side access of 24 inches improves cable routing and management Optimal: 24 hour air conditioning (68 - 72 deg.

  • Page 9: Rack Assembly And Cabling Cautions And Warnings, Unterminated Power Cords Require Licensed Electrician

    Chapter 1 Preparation for Cabling the HP NetServer LC 2000r standby mode. Inrush current is much greater than the server’s normal operating needs. Generally, your external AC power source can handle the inrush current. However, if you install several HP NetServers on one circuit, precautions are necessary.

  • Page 10: Prevent Electrical Shock, Prevent Damage To Components

    Chapter 1 Preparation for Cabling the HP NetServer LC 2000r Prevent Electrical Shock WARNING Ensure site electrical circuits have reliable earth grounding. Never operate products in any rack enclosure with the ground connector disconnected. Although leakage current from any one device may be minimal, cumulative leakage current of equipment mounted in a rack may exceed 5mA, and could reach 15mA.

  • Page 11: Generic Rack Assembly Steps, Suggested Method For Building An Hp Netserver Rack Installation

    Chapter 1 Preparation for Cabling the HP NetServer LC 2000r Generic Rack Assembly Steps Suggested Method for Building an HP NetServer Rack Installation 1. Check Site Preparation Use the Site Preparation Checklist in this chapter to be sure that all necessary preparations have been completed, including: floor assessed for levelness and sufficient strength and space network and software guidelines met...

  • Page 12

    Chapter 1 Preparation for Cabling the HP NetServer LC 2000r 3. Prepare Rack Enclosures for Assembly WARNING A tip-over hazard exists. Rack enclosures are shipped upright and are top-heavy. Never move enclosures without adequate equipment and assistance. Use caution to prevent rack from falling over and causing potential damage or injury.

  • Page 13

    Chapter 1 Preparation for Cabling the HP NetServer LC 2000r WARNING When equipment is mounted on slides, a tip-over hazard exists. Always take the precautions listed below: Extend or bolt on the anti-tip foot for each rack before mounting equipment on slides. Never extend more than one piece of slide-mounted equipment at a time.

  • Page 14

    Chapter 1 Preparation for Cabling the HP NetServer LC 2000r NOTE Older racks (with the words "HP Systems" on the nameplate) may require that enclosures to be tied together before any components are mounted inside them. To avoid problems, if older rack versions are to be tied together, do so before installing slide members, rails, shelves, units, or other hardware.

  • Page 15

    Chapter 1 Preparation for Cabling the HP NetServer LC 2000r 3. Install the Redundant Switch, if you have one, in one of the configurations shown in Appendix B. 9. Mount Component in the Rack Plan Component Locations Use the original ordering information to locate where each component goes in the rack.

  • Page 16

    Chapter 1 Preparation for Cabling the HP NetServer LC 2000r NOTE For both safety and accessibility, always start assembly at the bottom of the rack and work upward. 4. Be sure to locate and place rack nuts along the front outside face of the vertical column before placing each component on its rails or base.

  • Page 17

    Chapter 1 Preparation for Cabling the HP NetServer LC 2000r Determine configurations for and mount the PDU (Power Distribution Unit or Units). Connect the LC 2000r Data Cables to Peripheral Components Plan where data connections are to be made. Attach data cables to the server. Mark the ends of data cables with colored tie-wraps and labels supplied with each server.

  • Page 19: Rack Cabling References, Rack Configuration Tools, Power Cabling References And Guidelines

    2 Rack Cabling References Rack Configuration Tools Selected reference material derived from HP’s rack configuration tools is published in this chapter for convenience including the following: necessary and optional components rack power subsystem configuration and placement current and power requirements discussion of component location in the rack routing cables through the Cable Management Arm and Cable Guide cooling requirements and air flow...

  • Page 20: Power Cables And Components Available

    Chapter 2 Rack Cabling References available in 100/120, 200/208, and 220/230/240 VAC configurations for the U. S. market available in either 200/208 VAC or 220/230/240 VAC configurations for international markets Uninterruptible Power Supply (UPS) models rated at 3000 Volt Amps (2250 Watts) are available for each voltage range;...

  • Page 21

    Chapter 2 Rack Cabling References Table 2-1. UPS Models and Power Ratings Uninterruptible Power Supplies Voltage Power (VA) Power (Watts) APC Model 100/200 VAC 3000 2250 NS3000RM3U 2200 1600 100/120 VAC NS2200RM3U 200/208 VAC 3000 2250 NS3000RMT3U 230/240 VAC 2200 1600 NS2200RMI3U 230/240 VAC...

  • Page 22

    Chapter 2 Rack Cabling References Table 2-2. LC 2000r Plugs and Receptacles Reference 100/120 VAC 200/208 VAC 230/240V LC 2000r Jumper Cord 8120-8378 NEMA 5-15 included included plug, 90" (2.3 m), 16 C13 to C14, 2.5 m C13 to C14, 2.5 m RackStorage/12 &...

  • Page 23: Power Distribution Units

    Chapter 2 Rack Cabling References Notes to Table 2-2. Note 1. For 100 VAC Systems, separately-orderable cables and UPS are available from American Power Conversion Corporation. Note 2. Consult American Power Conversion Corporation (APC) for model number of 100 VAC unit. Note 3.

  • Page 24

    Chapter 2 Rack Cabling References NOTE The extension PDU (E7670A) only increases the number of available receptacles. The total current carrying capacity still is limited to 16 amps for the two PDUs, when daisy chained. In addition, the extension PDU is limited to carrying only 10 amps.

  • Page 25

    Chapter 2 Rack Cabling References Power Distribution Unit Types 200/240 VAC Wide Range, 10-Amp together with 16-Amp and Jumper Cord Available as E7672A 100/120 VAC, 16-Amp, Order as E7675A 200/240 VAC, (Not used with 16-Amp, Wide Range, 200/240 VAC models) Order Standalone as E7671A, Power Cord Separately Orderable...

  • Page 26

    Chapter 2 Rack Cabling References How to Position the PDU Count the receptacles needed for each unit in the rack, notice where the PDUs can be most conveniently located, and decide whether to orient the PDU vertically or horizontally. Horizontal Mounting 100 - 120 VAC Wide- of Two PDUs in Range 16-Amp,...

  • Page 27: Guidelines For Powering The Lc 2000r In A Rack

    Chapter 2 Rack Cabling References Guidelines for Powering the LC 2000r in a Rack Four Possible 200/240 VAC Wide Range PDU Configurations Use of four possible 200/240 VAC PDU configurations depends upon the power requirements of the devices in the rack. Table 2-4 shows how to determine how many PDUs are supplied with each rack configuration.

  • Page 28: Power And Current For Estimating Supply Needs

    Chapter 2 Rack Cabling References 10-amp PDU may not provide sufficient receptacles. In this case, use the Y-cable to connect HP Rack Storage/12 or Rack Storage/12FC units to the PDUs. (b) When required, a pair of Y-cables are supplied per pair of Rack Storage/12 or Rack Storage/12FC units.

  • Page 29

    Chapter 2 Rack Cabling References Table 2-6. 100 VAC Power and Current: Approximate Current Requirements of Rack Optimized Devices and Components Device Input Input 100v (Notes 1, 2, 3) Power Power IRMS (VA) (Amps) HP NetServer LC 2000r HP NetServer LH 3000r 1177 1166 11.7...

  • Page 30

    Chapter 2 Rack Cabling References Table 2-7. 120 VAC Power and Current: Approximate Current Requirements of Rack Optimized Devices and Components Device Input Input 120v (Notes 1, 2, 3) Power Power IRMS (VA) (Amps) HP NetServer LC 2000r HP NetServer LH 3000r 1153 1141 HP NetServer LH 6000r...

  • Page 31

    Chapter 2 Rack Cabling References Table 2-8. 200/208 VAC Power and Current: Approximate Requirements of Rack Optimized Devices and Components Device Input Power Input Power 208v IRMS (Notes 1, 2, 3) (VA) (Amps) HP NetServer LC 2000r HP NetServer LH 3000r HP NetServer LH 6000r 1120 1099...

  • Page 32

    Chapter 2 Rack Cabling References Table 2-9. 230/240 VAC Power and Current: Approximate Requirements of Rack Optimized Devices and Components Device Iput Power Input 230/240v (Notes 1, 2, 3) (VA) Power IRMS (Amps) HP NetServer LC 2000r HP NetServer LH 3000r HP NetServer LH 6000r 1117 1095...

  • Page 33: Data Cabling References And Guidelines, Key Cabling Guidelines Used In Developing A Rack Layout

    Chapter 2 Rack Cabling References Data Cabling References and Guidelines A series of positioning rules is used in the HP rack configuration tools to help determine where each component is placed in multiple rack layouts. Key Cabling Guidelines Used in Developing a Rack Layout The following discussion is intended to support your understanding of how your rack order was arrived at.

  • Page 34: Cooling Requirements For The Lc 2000r

    Chapter 2 Rack Cabling References Ensure the monitor cables and mouse cables are long enough to allow the NetServer to be extended at the same time the keyboard tray is pulled out. Use locally available extensions if necessary. The mounting distances provided in rack configuration tools assume cables between the servers and connected devices provide for the Cable Management Arm (for the LC 2000r).

  • Page 35: Procedure For Connecting And Routing Cables To The Lc 2000r

    Assess How Components Will be Connected to the Server You may find the following steps to be helpful before you begin cabling: Review the layout of the rack installation generated with Hewlett-Packard rack configuration tools, such as Rack Assistant (available at www.hp.com/go/netservers).

  • Page 36: Mount Power Distribution Units, Step 2: Connect The Lc 2000r Data Cables To Peripheral Components

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r Mount Power Distribution Units Plan the location of the Power Distribution Unit or Units (PDU) by reference to amperage, power, and the number of receptacles. See Chapter 2, the section entitled "Wide Range PDU Configurations,"...

  • Page 37

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r HP NetServer Rack Storage/12 LC 2000r Single Bus Configured Storage Dashed Lines Indicate Dual Bus Configured Storage Figure 3-1. Overview of Data Cabling of the HP NetServer LC 2000r to an HP Rack Storage/12 NOTE Figure 3-1 shows an HP Console Switch, which is not...

  • Page 38: Attach Data Cables To The Server, Attach Data Cables To Other Components

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r Attach Data Cables to the Server 1. Locate SCSI connections, label both ends of the SCSI cables, and connect one end of each one to the server. Tighten captive screws on SCSI connectors to secure the cable connector to the server connector.

  • Page 39: Attaching Server And Component Power Cables

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r Attaching Server and Component Power Cables 1. Make sure any manually switchable device power switches are off. 2. Attach the power cords for each device. Plug power cords into the receptacle in the server. Ensure sufficient cable to fully extend the server and route cables through the Cable Management Arm.

  • Page 40

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r When (in either the 208 or 230/240 VAC case) a 10-amp PDU is daisy-chained to a 16-amp PDU, determine the load to be placed on each. Plug only those combinations of components into the 10-amp PDU whose overall total current draw is less than 10 amperes.

  • Page 41: Vac Rack Power Configurations

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r 100/120 VAC Rack Power Configurations The 120 VAC PDU power configurations are detailed in the recommendations shown below and in Table 3-1 and Figure 3-3. NOTE 100 VAC configurations are the same as 120 VAC, except for the UPS and the cable which connects the PDU to it.

  • Page 42

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r Table 3-1. 120 VAC Components Power Power Current Model Component (VA) E7675A max 16 HP NetServer D8515A, 533 MHz, 128 MB LC 2000r D8520A, 600 MHz, 128 MB D8525A, 667 MHz, 128 MB HP NetServer Rack Storage/12 is D5989A...

  • Page 43

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r Recommended 120 VAC Power Configuration HP NetServer LC 2000r Jumper Cables NEMA 5-15P to IEC 320 C-14 Mass Storage Unit Uninteruptible Power Supply NEMA 5-20P 110 VAC, 16-Amp Detachable Cord NEMA 5-20P to IEC 320 C-20 Figure 3-3.

  • Page 44: V Pdu Rack Power Configurations

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r Two 120 V PDUs per UPS Possible Two 120 VAC PDUs can be plugged into the UPS in this 120 V power configuration. There are also six NEMA 5-15R receptacles in the standard UPS which can be used for equipment in the same rack if needed.

  • Page 45

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r Table 3-2. 208 VAC Components Power Power Current Model Component (VA) 208 VAC E7671A or E7672A max 16 HP NetServer D8515A, 533 MHz, 128 MB LC 2000r D8520A, 600 MHz, 128 MB D8525A, 667 MHz, 128 MB HP NetServer Rack Storage/12 is D5989A...

  • Page 46

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r Recommended 208 VAC Power Configuration for the LC 2000r HP NetServer LC 2000r Rack Mass Storage Unit Jumper Cable Supplied with NetServer Uninter- ruptible Power Supply Jumper Cables Supplied with Mass Storage Captive...

  • Page 47

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r accompanying power cord to the PDU and attach the C20 end of the same cord to the IEC 320 receptacle in the rear of the UPS. Alternate 230/240 VAC Power Configuration When the 230/240 VAC PDU is to be used without a UPS in the rack, the PDU is shipped with a localized power cord.

  • Page 48

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r IEC 320, C-19 and six IEC 320, C-13 receptacles for connecting rack jumper cords. Recommended 230/240 VAC LC 2000 Configuration HP NetServer LC 2000r Mass Storage Unit Jumper Cable Supplied with NetServer Jumper Cables...

  • Page 49: Redundant Power Configuration

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r Redundant Power Configuration Dual Power Supply Example A dual power supply configuration can be created by ensuring that two different branch circuits feed two different Uninterruptible Power Supplies, which in turn power two PDUs.

  • Page 50: High Density Configuration

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r High Density Configuration High Density Configuration Example A high density configuration is illustrated in Figure 3-7. For this example, one 41-EIA Unit Rack (a 2 meter HP Systems or HP System/E rack) is completely filled with power supplies, servers, and storage units.

  • Page 51: Step 4: Managing And Routing Cables, Using The Cable Management Arm And The Cable Guides

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r Step 4: Managing and Routing Cables Using the Cable Management Arm and the Cable Guides The HP NetServer LC 2000r has one power input cable for each installed power supply and multiple connections to I/O adapters in the PCI slots.

  • Page 52

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r A. Begin with the Server all the way in. B. Plug power and data cables into the back of the Server. F. Dress cables C. Gather through Cables at left the fingers next to Cable of the...

  • Page 53

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r WARNING Before sliding the HP NetServer LC 2000r out of the rack, make sure you extend the anti-tip foot from under the front of the rack. A tip-over hazard exists, so never slide more than one component out of the rack at a time.

  • Page 54: Step 5: Powering Up And Powering Down The Components In The Rack, Power Up Sequence

    Chapter 3 Procedure for Connecting and Routing Cables to the LC 2000r and adjust as necessary. Repeat until the Cable Management Arm extends and retracts smoothly. 6. Secure the server to the front of the rack with screws and rack nuts and replace the bezel.

  • Page 55: A Cabling Checklist

    A Cabling Checklist Checklist for the Rack Cabling Process Use the Site Preparation Checklist in Chapter 1 to make sure your site is ready. Read and follow all Rack Assembly and Cabling Warnings in Chapter 1 and in the Assembly Instructions that accompany your HP Rack. Assemble (new) or assess (existing) rack equipment.

  • Page 57: B Considerations In Mounting The Redundant Switch

    B Considerations in Mounting the Redundant Switch A redundant switch is available from American Power Conversion Corporation (APC) for use in rack installations. Redundant switches can be used to enhance the reliability of rack power systems. This switch can be used with or without a rack-installed Uninterruptible Power Supply (UPS).

  • Page 58

    Appendix B Considerations in Mounting the Redundant Switch Table B -1. Components for Use with the Redundant Switch and the LC 2000r Item North America: 100/120 North America: 208/240 International VAC Mains VAC Mains 230/240V Mains Application Application Application Application Application Application with UPS...

  • Page 59

    Appendix B Considerations in Mounting the Redundant Switch Figure B-1. 120 VAC Configuration of Redundant Switch between UPS and Branch Circuit...

  • Page 60

    Appendix B Considerations in Mounting the Redundant Switch Figure B-2. 120 VAC Configuration of Redundant Switch between PDU and Branch Circuit Note that switches of 200/208 and 230/240 VAC can be mounted in the same way as the 120 VAC models shown. See Table B-1.

  • Page 61: Index

    Index overview, 32 dual PDU configuration, 45 air flow in the rack, 30 electrical current requirements Cable Guide 100 VAC table of devices, 25 ensure installed, 31 120 VAC table of devices, 26 cable inventory 200/208 VAC table of devices, 27 preparation checklist, 4 230/240 VAC table of devices, 28 cable management...

  • Page 62

    Index illustration of rack receptacles, 36 tying two racks together, 10 procedure, 35 unpacking the rack, 8 Power Distribution ensure the PDU is verify and unpack shipment, 7 mounted, 32 rack layout, 11 Power Distribution Unit rack power configurations 120 VAC illustration, 39 208 VAC PDU, 41 120 VAC, 16 amp, 19 230/240 VAC, 44...

  • Page 63

    Index checklist, 4 UPS. See Uninteruptible Power Supply. system parameters See Uninterruptible Power Supply checklist, 4 UPS or uninterruptible power supply unterminated power cord for, 5 turn on power, 50 voice and data preparations checklist, 4 Uninterruptible Power Supply voltage options installation, 10 plugs and receptacles, 16 plug in early to charge batteries, 9...

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