Silicon Graphics Rackable C2112-4RP9 User Manual Download Page 59

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007-5926-002

Chapter 6

Troubleshooting

This chapter describes troubleshooting for the problems listed below.

Chapter 4

describes use of

the control panel to monitor the overall system status and the status of specific components.

Chapter 5, “Chassis Maintenance”

describes how to replace defective components.

•

“If the System Does Not Power Up” on page 44

•

“System Powers Up But Will Not Boot” on page 44

•

“No Video After System Power Up” on page 45

•

“Memory Errors” on page 45

If you follow all of the prescribed procedures and still need assistance, check with your authorized
support organization.

Summary of Contents for Rackable C2112-4RP9

Page 1: ...SGI Rackable C2112 4RP9 System User Guide 007 5926 002 ...

Page 2: ...Parkway Fremont CA 94538 TRADEMARKS AND ATTRIBUTIONS Silicon Graphics SGI and the SGI logo Rackable and Supportfolio are trademarks or registered trademarks of Silicon Graphics International Corp in the United States and or other countries worldwide InfiniBand is a registered trademark of the InfiniBand Trade Association Intel Itanium and Xeon are trademarks or registered trademarks of Intel Corpo...

Page 3: ...007 5926 002 iii Record of Revision Version Description 001 May 2013 Original printing 002 September 2013 Added support for Intel Xeon E5 2600v2 Series processors plus miscellaneous front matter changes ...

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Page 5: ...ver Chassis Features 2 Serverboard Features 4 Additional Hardware Components 7 Advanced Power Management 8 Special System Notes 8 Independent Nodes 8 System Power 9 SATA Backplane Drives 9 2 System Safety 11 Electrical Safety Precautions 11 General Safety Precautions 13 ESD Precautions 13 Operating Precautions 14 3 Server Installation 15 Unpack the System 15 Prepare for Setup 15 Choose a Setup Loc...

Page 6: ...Rack 21 Check the Serverboard Setup 22 Removing the Chassis Cover and Protective Film 22 Checking the Components and Setup 23 Checking the Drive Bay Setup 24 Checking the Airflow 24 Providing Power 24 4 System Interface 25 Control Panel Components 26 Drive Carrier LEDs 28 Power Supply LED 29 5 Chassis Maintenance 31 Before You Start 32 Tools and Supplies Needed 32 Left Right and User Position 32 R...

Page 7: ...Drive into a Carrier 39 Replacing System Fans 40 6 Troubleshooting 43 If the System Does Not Power Up 44 System Powers Up But Will Not Boot 44 No Video After System Power Up 45 Memory Errors 45 A Technical Specifications 47 B BIOS Error Codes 51 ...

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Page 9: ...ng the Server in a Rack 21 Figure 3 4 Accessing the Inside of the Chassis 23 Figure 4 1 Front Control Panels 25 Figure 4 2 Control Panel Components 26 Figure 5 1 Removing the Chassis Cover 33 Figure 5 2 Power Supply Release Tab 34 Figure 5 3 Removing the Power Supply 35 Figure 5 4 Motherboard Drawer Locations 36 Figure 5 5 Drive Carrier Release Tab 37 Figure 5 6 Removing Drive Carrier From Chassis...

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Page 11: ...able 4 1 Control Panel Components 27 Table 4 2 Disk Carrier LEDs 28 Table 4 3 Power Supply LED States 29 Table 5 1 Hard Drives and Corresponding Motherboards 36 Table A 1 Temperature Humidity and Altitude Specifications 47 Table A 2 Miscellaneous System Specifications 48 Table B 1 BIOS Error Codes 51 ...

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Page 13: ...112 4RP9 server It also provides basic troubleshooting and maintenance information as well as important safety and regulatory specifications Audience This guide is written for owners installers system administrators and users of SGI Rackable C2112 4RP9 computer systems It is written with the assumption that the reader has a good working knowledge of computers and computer systems ...

Page 14: ...ist to get the SGI Rackable C2112 4RP9 operational Chapter 4 System Interface Describes how you monitor the overall status of the system as well as the activity and health of specific components Chapter 5 Chassis Maintenance Describes how you replace fans disk drives and power supplies Chapter 6 Troubleshooting Describes some basic steps to troubleshoot your system Appendix A Technical Specificati...

Page 15: ...onventions are used throughout this document Convention Meaning Command This fixed space font denotes literal items such as commands files routines path names signals messages and programming language structures variable The italic typeface denotes variable entries and words or concepts being defined Italic typeface is also used for book titles user input This bold fixed space font denotes literal...

Page 16: ...our country Reader Comments If you have comments about the technical accuracy content or organization of this document contact SGI Be sure to include the title and document number of the manual with your comments Online the document number is located in the front matter of the manual In printed manuals the document number is located at the bottom of each page You can contact SGI in any of the foll...

Page 17: ... 2U server chassis and four nodes with dual processor serverboards Figure 1 1 The SGI Rackable C2112 4RP9 Server This chapter describes the server using the following topics Server Chassis Features on page 2 Serverboard Features on page 4 Additional Hardware Components on page 7 Advanced Power Management on page 8 Special System Notes on page 8 ...

Page 18: ...r node LEDs indicate system power HDD activity network activity system overheat and power supply failure A main power button is also included on each control panel I O ports The chassis is a proprietary form factor chassis designed to be used in a 2U rackmount configuration The chassis provides a low profile add on card slot a COM port a VGA port two USB 2 0 ports one IPMI Ethernet port and two gi...

Page 19: ...07 5926 002 3 Figure 1 2 shows the noteworthy components on the front of the server chassis Figure 1 2 Front Chassis View Figure 1 3 shows the noteworthy components on the rear of the server chassis Figure 1 3 Rear Chassis View ...

Page 20: ...is integrated into the C602 chipset to provide up to a three port 6 Gb s SATA subsystem two SATA 3 6 Gb s and two SATA 2 3 Gb s The SATA subsystem supports either RAID 0 and 1 SATA 2 or RAID 0 1 and 5 SATA 3 The SATA drives are hot swappable units Note The operating system you use must have RAID support to enable the hot swap capability and RAID function of the SATA drives PCI expansion slots For ...

Page 21: ...nfiniBand A serverboard includes an FDR fourteen data rate speed InfiniBand QSFP connector InfiniBand is a scalable serial communications link intended for connecting processors with high speed peripherals Other Features Other onboard features that promote system health include onboard voltage monitors a chassis intrusion header auto switching voltage regulators chassis and CPU overheat sensors vi...

Page 22: ...6 007 5926 002 1 Introduction Figure 1 4 Serverboard Block Diagram ...

Page 23: ...m cooling fans SATA backplane Four HD backplanes Twelve hot swap 3 5 HDD trays Eight 21 centimeter SATA cables Four riser cards One rail set One CD with device drivers Important SGI Rackable server systems may sometimes require driver versions that are not included in the original operating system release When required SGI provides these drivers on an SGI Driver CD which may ship with the system o...

Page 24: ...porated into a single chassis the C2112 4RP9 server is a unique server system These section describes some special notes affecting these aspects of the configuration Independent nodes System power SATA backplanes drives Independent Nodes Each of the four serverboards act as a separate node in the system As independent nodes each may be powered off and on without affecting the others In addition ea...

Page 25: ...s a system the C2112 4RP9 server supports the use of twelve SATA drives A single SATA backplane works to apply system based control for power and fan speed functions but at the same time logically connects a set of three SATA drives to each serverboard Consequently RAID setup is limited to a three drive scheme that is RAID cannot be spread across all twelve drives See section Installing and Removi...

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Page 27: ...nplug the power cords The unit has more than one power supply cord Disconnect two power supply cords before servicing to avoid electrical shock When working around exposed electrical circuits another person who is familiar with the power off controls should be nearby to switch off the power if necessary Use only one hand when working with powered on electrical equipment This is to avoid making a c...

Page 28: ...e recommended by the manufacturer Dispose of used batteries according to the manufacturer s instructions Mainboard replaceable soldered in fuses Self resetting PTC Positive Temperature Coefficient fuses on the mainboard must be replaced by trained service technicians only The new fuse must be the same or equivalent as the one replaced Contact technical support for details and support Figure 2 1 In...

Page 29: ...t can create short circuits and harm you if they come into contact with printed circuit boards or areas where power is present After accessing the inside of the system close the system back up and secure it to the rack unit with the retention screws after ensuring that all connections have been made ESD Precautions Caution Electrostatic discharge ESD is generated by two objects with different elec...

Page 30: ...nd the serverboard Operating Precautions The following are two noteworthy operating precautions Ensure that the chassis cover is in place when the server is operating to ensure proper cooling Out of warranty damage to the system can occur if this practice is not strictly followed Please handle used batteries carefully Do not damage the battery in any way A damaged battery may release hazardous mat...

Page 31: ...the weight power requirements and environmental requirements of the server It should be situated in a clean dust free environment that is well ventilated Avoid areas where heat electrical noise and electromagnetic fields are generated Place the server rack near a grounded power outlet Refer to Warnings and Precautions on page 16 Prepare for Setup The shipping container should include two sets of r...

Page 32: ...autions Rack Precautions Warning Failure to follow the following guidelines can result in serious injury or damage to the equipment The SGI Rackable C2112 4RP9 server weighs 85 lbs 38 6 kg Always use proper lifting techniques when your move the server Always get the assistance of another qualified person when you install the sever in a location above your shoulders Extend the leveling jacks on the...

Page 33: ...p the rack s front door and all panels and components on the servers closed when not servicing to maintain proper cooling Rack Mounting Considerations Ambient Operating Temperature If installed in a closed or multi unit rack assembly the ambient operating temperature of the rack environment may be greater than the ambient temperature of the room Therefore consideration should be given to installin...

Page 34: ...stem has already been mounted into a rack refer to Check the Serverboard Setup on page 22 There are a variety of rack units on the market which may mean the assembly procedure will differ slightly You should also refer to the installation instructions that came with the rack unit you are using Note This rail will fit a rack between 26 and 33 5 deep Separate the Sections of the Rack Rails and Insta...

Page 35: ...chassis in place The outer rails for the chassis extend between 30 inches and 33 inches Steps 5 8 describe how to install the outer rails to the rack see Figure 3 1 5 Secure the back end of the outer rail to the rack using the screws provided 1 2 3 4 Rail Assembly Extending the Rails Quick Release Tab Separating the Inner Rail Extension 5 6 7 ...

Page 36: ...and do not interfere with normal use of the chassis if you decide not to use a server rack The inner rail extensions are attached to the inner rails to mount the chassis in the rack Perform the following steps to install the inner rail extensions as illustrated in Figure 3 2 1 Place the inner rail extensions on the side of the chassis aligning the hooks of the chassis with the rail extension holes...

Page 37: ...rver chassis and the rack unit The next step is to install the server into the rack refer to Figure 3 3 1 Extend the outer rails as shown in Figure 3 3 2 Align the inner rails of the chassis with the outer rails on the rack 3 Slide the inner rails into the outer rails keeping the pressure even on both sides When the chassis has been pushed completely into the rack it should click into the locked p...

Page 38: ...nd Protective Film Use the following procedure for removing the chassis cover and removing the protective film as illustrated in Figure 3 4 1 Remove the two screws which secure the top cover onto the chassis 2 Lift the top cover up and off the chassis 3 Peel off the protective film covering the top cover and the top of the chassis 4 Check that all ventilation openings on the top cover and the top ...

Page 39: ... of the serverboards Ensure that the serverboards are populated per your order See Independent Nodes on page 8 Your server system comes with system memory already installed Make sure all DIMMs are fully seated in their slots Ensure that all power and data cables are properly connected and not blocking the chassis airflow Also make sure that no cables are positioned in front of the fans ...

Page 40: ...erver parts Checking the Airflow Airflow is provided by four hot swappable 8 cm chassis cooling fans The system component layout was carefully designed to direct sufficient cooling airflow to the components that generate the most heat Ensure that all power and data cables have been routed in such a way that they do not block the airflow generated by the fans Providing Power Plug the power cord s f...

Page 41: ...nstantly informed of the overall status of the system As shown in Figure 4 1 the chassis has four control panels on the handles of the chassis Each control panel controls one of the four system nodes Figure 4 1 Front Control Panels This chapter describes the functions of the buttons and LEDs and the appropriate responses you may need to take ...

Page 42: ...26 007 5926 002 4 System Interface Control Panel Components Figure 4 2 shows the components of one of the control panels Figure 4 2 Control Panel Components ...

Page 43: ...minated when an overheat condition occurs A solid red LED indicates an overheat condition in the system A flashing red LED that flashes in one second intervals indicates a fan failure A flashing red LED that flashes in four second intervals indicates a power failure Check the routing of the cables and make sure all fans are present and operating normally You should also check to make sure that the...

Page 44: ...ed drives Table 4 2 Disk Carrier LEDs LED Description Blue Each Serial ATA drive carrier has a blue LED When illuminated this blue LED on the front of the SATA drive carrier indicates drive activity A connection to the SATA backplane enables this LED to blink on and off when that particular drive is being accessed Red An illuminated red LED indicates a SATA drive failure If one of the SATA drives ...

Page 45: ...een Output on and Ok Green 1Hz blink AC present only 12VSB on PS off or PS in cold redundant state Note This is the normal state for a redundant PS Green 2Hz blink PS firmware updating Amber PS critical event causing a shutdown failure OCP OVP fan failure AC cord unplugged or AC power lost A second power supply in parallel still has AC input power Amber 1Hz blink PS warning events where the power ...

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Page 47: ...onents are all hot swappable that is you can replace them without powering down the server A trained service technician should install and replace all other components This chapter describes the following chassis maintenance activities Removing the Chassis Cover and Protective Film on page 33 Replacing a Power Supply on page 34 Installing and Removing Disk Drives on page 36 Replacing System Fans o...

Page 48: ...chassis These include the items described in Chapter 2 System Safety Tools and Supplies Needed Phillips cross head screwdriver Anti static wrist strap and conductive foam pad recommended Left Right and User Position All references to left right front top and bottom assume you are facing the front of the chassis as it would be positioned for normal operation ...

Page 49: ... following steps 1 Remove the two screws which secure the top cover onto the chassis as shown in Figure 5 1 2 Lift the top cover up and off the chassis 3 Peel off the protective film covering the top cover and the top of the chassis 4 Check that all ventilation openings on the top cover and the top of the chassis are clear and unobstructed Caution Except for short periods of time do not operate th...

Page 50: ...ed on the power supply when the power is off An illuminated green light indicates that the power supply is operating In the unlikely event that a power supply unit needs to be replaced one power supply can be removed without powering down the system Use the following steps to replace a power supply 1 Push the release tab on the back of the power supply as illustrated in Figure 5 2 Figure 5 2 Power...

Page 51: ...Replacing a Power Supply 007 5926 002 35 Figure 5 3 Removing the Power Supply 3 Push the new power supply module into the power bay until you hear a click ...

Page 52: ...three hard drives Note that if a motherboard node drawer is pulled out of the chassis the hard drives associated with that node will power down as well Figure 5 4 shows the motherboard drawers and associated disk drives Table 5 1 itemizes the correspondence of motherboards and disk drives Figure 5 4 Motherboard Drawer Locations Table 5 1 Hard Drives and Corresponding Motherboards Motherboard Corre...

Page 53: ...n drive carriers to simplify their installation and removal from the chassis These carriers also help promote proper airflow for the drive bays Use the following steps to remove the HDD carrier 1 Press the release tab on the drive carrier See Figure 5 5 This extends the drive bay handle Figure 5 5 Drive Carrier Release Tab ...

Page 54: ... Drive Tray from a Drive Carrier If you are replacing a failed drive or dummy drive use the following steps 1 Remove the four screws holding connecting the drive tray to the carrier See Figure 5 7 2 Slide the drive tray from the carrier Caution Except for short periods of time while swapping hard drives do not operate the server with the hard drive carriers empty ...

Page 55: ...arrier with the printed circuit board side facing down see Figure 5 7 3 Carefully align the mounting holes in the hard drive and the carrier Make sure the bottom of the hard drive and bottom of the hard drive carrier are flush 4 Secure the hard drive using all four screws see Figure 5 7 5 Replace the drive carrier into the chassis Make sure to close the drive carrier using the drive carrier handle...

Page 56: ...m when replacing fans and no tools are required for installation To replace a fan do the following 1 Locate the failed fan If necessary open the chassis while the power is running to determine which fan has failed but never run the server for an extended period of time with the chassis cover open 2 Remove the failed fan s power cord from the backplane 3 Lift the fan housing up and out of the chass...

Page 57: ...sing 5 Place the replacement fan into the vacant space in the housing while making sure the arrows on the top of the fan indicating air direction point in the same direction as the arrows on the other fans See Figure 5 9 6 Put the fan housing back into the chassis and reconnect the cable 7 Confirm that the fan is working properly before replacing the chassis cover ...

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Page 59: ...us and the status of specific components Chapter 5 Chassis Maintenance describes how to replace defective components If the System Does Not Power Up on page 44 System Powers Up But Will Not Boot on page 44 No Video After System Power Up on page 45 Memory Errors on page 45 If you follow all of the prescribed procedures and still need assistance check with your authorized support organization ...

Page 60: ...power Flashes slowly about four seconds on off Power supply has failed Green AC power is present and the server is turned on DC power present Open the system cover remove the air shroud and check to make sure that no obvious short circuits exist between the serverboard and chassis If you must replace the power supply refer to Replacing a Power Supply on page 34 System Powers Up But Will Not Boot I...

Page 61: ...fter trying basic solutions contact your support provider Memory Errors If your system experiences memory related errors try these basic troubleshooting steps to resolve or better identify the problem Confirm that the power supply LED is not indicating an error Shut the system down remove the covers over the serverboard and make sure that all the DIMM modules are properly and fully installed You s...

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Page 63: ...5ºF 1525m 5000ft to 3050m 10 000ft Reduce max temperature 35ºC by 1ºC per 305m 1000ft of altitude above 1525m 5000ft Maximum 10ºC hour 18ºF hour Humidity 20 to 80 Non condensing Maximum 10 relative humidity hour Altitude 3050m 10 000ft While Product Power Off Temperature 5ºC 41ºF to 45ºC 113ºF Maximum 20ºC hour 36ºF hour Humidity 8 to 80 Non condensing Altitude 3050m 10 000ft While Product Package...

Page 64: ...3 1600 1333 1066 800 MHz speed registered ECC SDRAM in up to 512 MB 1 GB 2 GB 4 GB 8 GB 16 GB or 32 GB sizes at 1 35V or 1 5V voltages SATA Drive Bays 12 hot swap drive bays to house 12 standard SATA drives PCI Expansion Slots For each node the server has one PCIe 3 0 x16 slot Slot 1 available for use with a riser card Serverboard Dual socket Dimensions LxW 6 8 x 16 64 in 172 72 x 422 66 mm Chassi...

Page 65: ... EN 61000 4 5 EN 61000 4 6 EN 61000 4 8 EN 61000 4 11 Safety CSA EN IEC UL 60950 1 Compliant UL or CSA Listed USA and Canada CE Marking Europe California Best Management Practices Regulations for Perchlorate Materials This Perchlorate warning applies only to products containing CR Manganese Dioxide Lithium coin cells Special handling for perchlorate material may apply See the webpage www dtsc ca g...

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Page 67: ... you should consult with your system manufacturer for possible repairs These fatal errors are usually communicated through a series of audible beeps The numbers on the fatal error list correspond to the number of beeps for the corresponding error Table B 1 BIOS Error Codes Beep Code Error Message Description 1 beep Refresh Circuits have been reset Ready to power up 5 short beeps 1 long beep Memory...

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