Lenovo ThinkSystem SN550 Maintenance Manual
  1. Manuals
  2. Brands
  3. Lenovo Manuals
  4. Server
  5. ThinkSystem SN550
  6. Maintenance manual

Lenovo ThinkSystem SN550 Maintenance Manual

Compute node
Hide thumbs Also See for ThinkSystem SN550:
Table of Contents

Advertisement

Quick Links

Download this manual
ThinkSystem SN550 Compute Node
Maintenance Manual
Machine Type: 7X16

Advertisement

Table of Contents
loading

Related Manuals for Lenovo ThinkSystem SN550

Summary of Contents for Lenovo ThinkSystem SN550

  • Page 1 ThinkSystem SN550 Compute Node Maintenance Manual Machine Type: 7X16...
  • Page 2 Before using this information and the product it supports, be sure to read and understand the safety information and the safety instructions, which are available at: http://thinksystem.lenovofiles.com/help/topic/safety_documentation/pdf_files.html In addition, be sure that you are familiar with the terms and conditions of the Lenovo warranty for your server, which can be found at: http://datacentersupport.lenovo.com/warrantylookup Second Edition (September 2017) ©...

  • Page 3: Table Of Contents

    RAID adapter replacement ..Adapter-retention assembly replacement ..Remove a RAID adapter..Remove the adapter-retention assembly . . . © Copyright Lenovo 2017...
  • Page 4 General problem determination procedures ..100 Index ....125 Troubleshooting by symptom ..101 ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 5: Safety

    Vor der Installation dieses Produkts die Sicherheitshinweise lesen. Prima di installare questo prodotto, leggere le Informazioni sulla Sicurezza. Les sikkerhetsinformasjonen (Safety Information) før du installerer dette produktet. Antes de instalar este produto, leia as Informações sobre Segurança. © Copyright Lenovo 2017...

  • Page 6: Safety Inspection Checklist

    Click the Power tab to see all line cords. • Make sure that the insulation is not frayed or worn. 3. Check for any obvious non-Lenovo alterations. Use good judgment as to the safety of any non-Lenovo alterations. 4. Check inside the server for any obvious unsafe conditions, such as metal filings, contamination, water or other liquid, or signs of fire or smoke damage.
  • Page 7 6. Make sure that the power-supply cover fasteners (screws or rivets) have not been removed or tampered with. © Copyright Lenovo 2017...
  • Page 8 ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 9: Chapter 1. Introduction

    Serial ATA (SATA) or Non-Volatile Memory express (NVMe) hard disk drives. When you receive your Lenovo ThinkSystem SN550 Type 7X16 compute node, refer to the Setup Guide to set up the compute node, install optional devices, and perform the initial configuration of the compute node.

  • Page 10: Specifications

    Figure 2. Location of customer information tabs Specifications The following information is a summary of the features and specifications of the compute node. Depending on the model, some features might not be available, or some specifications might not apply. ThinkSystem SN550 Compute Node Maintenance Manual...
  • Page 11 Note: Use the Setup utility to determine the type and speed of the processors in the model) compute node. For a list of supported processors, see: http://www.lenovo.com/serverproven/ Memory • 24 dual inline memory module (DIMM) connectors • Type: Low-profile (LP) double-data rate (DDR4) DRAM •...

  • Page 12: Firmware Updates

    Note: Lenovo typically releases firmware in bundles called UpdateXpress System Packs (UXSPs). To ensure that all of the firmware updates are compatible, you should update all firmware at the same time. If you are updating firmware for both the Lenovo XClarity Controller and UEFI, update the firmware for Lenovo XClarity Controller first.
  • Page 13 Hat Enterprise Linux (RHEL) and SUSE Linux Enterprise Server (SLES) operating system distributions. Machine-type-specific firmware-only UXSPs are also available. See the following table to determine the best Lenovo tool to use for installing and setting up the firmware: Out-of- Off-...
  • Page 14 Additional information about using Lenovo XClarity Provisioning Manager to update firmware is available http://sysmgt.lenovofiles.com/help/topic/LXPM/platform_update.html • Lenovo XClarity Controller If you need to install a specific update, you can use the Lenovo XClarity Controller interface for a specific server. Notes: – To perform an in-band update through Windows or Linux, the operating system driver must be installed and the Ethernet-over-USB (sometimes called LAN over USB) interface must be enabled.

  • Page 15: Configuring The Lan Over Usb Interface Manually

    Lenovo XClarity Essentials OneCLI is a collection of command line applications that can be used to manage Lenovo servers.Its update application can be used to update firmware and device drivers for your servers. The update can be performed within the host operating system of the server (in-band) or remotely through the BMC of the server (out-of-band).

  • Page 16: Tech Tips

    Tech Tips Lenovo continually updates the support website with the latest tips and techniques that you can use to solve issues that you might have with your compute node. These Tech Tips (also called retain tips or service bulletins) provide procedures to work around issues related to the operation of your compute node.
  • Page 17 2. While the compute node is starting, the power LED on the front of the compute node is lit and does not flash. • If a power failure occurs, the Lenovo Flex System chassis and the compute node can be configured through the CMM power command and the CMM web interface to start automatically when power is restored.

  • Page 18: Power Off The Compute Node

    Use this information for details about turning off the compute node. When you turn off the compute node, it is still connected to power through the Lenovo Flex System chassis. The compute node can respond to requests from the XClarity Controller, such as a remote request to turn on the compute node.

  • Page 19: Chapter 2. Compute Node Components

    Note: It is best practice to connect the console breakout cable to only one compute node at a time in each Lenovo Flex System chassis. Drive activity LED (green) Green LEDs are on all hot swap drives.
  • Page 20 – Power permissions have not been assigned to the compute node through the Chassis Management Module. – The Lenovo Flex System chassis does not have enough power to turn on the compute node. – The XClarity Controller in the compute node is not communicating with the Chassis Management Module.

  • Page 21: System-Board Layout

    The system administrator can remotely light this blue LED to aid in visually locating the compute node. When this LED is lit, the identification LED on the Lenovo Flex System chassis is also lit. The identification LED can be lit and turned off through the CMM led command, the CMM web interface and the Lenovo XClarity Administrator application (if installed).
  • Page 22 “Installation Guidelines” on page 21, “Handling static-sensitive devices” on page 23, and “Power on the compute node” on page 8. 2. Any system-board switch or jumper block that is not shown in the illustrations in this document are reserved. ThinkSystem SN550 Compute Node Maintenance Manual...
  • Page 23 Figure 5. System board switches Table 6. System board switches SW5 switch block SW3 switch block SW8 switch block SW2 switch block SW1 switch block Note: Any system-board switches or jumpers that are not described in this section are reserved. Switch and jumper functions are as follows: •...

  • Page 24: Kvm Cable

    (video), two USB 2.0 connectors for a USB keyboard and mouse, and a serial interface connector. The following illustration identifies the connectors and components on the KVM cable. ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 25: Parts List

    Use the parts list to identify each of the components that are available for your compute node. For more information about ordering the parts shown in Figure 7 “Compute node components” on page 18: https://datacentersupport.lenovo.com/products/servers/thinksystem/sn550/7x16/parts Note: Depending on the model, your compute node might look slightly different from the illustration.
  • Page 26 Tier 1 CRU at your request with no service agreement, you will be charged for the installation. • Tier 2 customer replaceable unit: You may install a Tier 2 CRU yourself or request Lenovo to install it, at no additional charge, under the type of warranty service that is designated for your server.
  • Page 27 Consumable Tier 1 CRU Tier 2 CRU Structural part For more information about ordering the parts shown in Figure 7 “Compute node components” on page 18: https://datacentersupport.lenovo.com/products/servers/thinksystem/sn550/7x16/parts Compute node cover √ Processor heat sink filler √ I/O expansion adapter √...
  • Page 28 ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 29: Chapter 3. Hardware Replacement Procedures

    For more information about ordering parts: 1. Go to http://datacentersupport.lenovo.com and navigate to the support page for your compute node. 2. Click Service Parts. 3. Enter the serial number to view a listing of parts for your compute node.

  • Page 30: System Reliability Guidelines

    To avoid this potential problem, always use an electrostatic-discharge wrist strap or other grounding systems when working inside the server with the power on. • Avoid loose-fitting clothing, particularly around your forearms. Button or roll up long sleeves before working inside the server. ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 31: Handling Static-Sensitive Devices

    Use this information to update the compute node configuration. When the compute node starts for the first time after you add or remove an internal device, you might receive a message that the configuration has changed. See the Lenovo ThinkSystem SN550 Type 7X16 Setup Guide for more information.

  • Page 32: Compute Node Replacement

    0.6 cm (0.25 inch). Attention: • To maintain proper system cooling, do not operate the Lenovo Flex System chassis without a compute node or node bay filler installed in each node bay. • When you remove the compute node, note the node bay number. Reinstalling a compute node into a different node bay from the one it was removed from can have unintended consequences.

  • Page 33: Install The Compute Node In The Chassis

    If you reinstall the compute node into a different node bay, you might have to reconfigure the compute node. 2. To maintain proper system cooling, do not operate the Lenovo Flex System chassis without a compute node, or node bay filler in each node bay.

  • Page 34: 2.5-Inch Hot-Swap Drive Replacement

    If this is the initial installation of the compute node in the chassis, you must configure the compute node through the Setup utility and install the compute node operating system. See the Setup Guide of the Lenovo ThinkSystem SN550 Type 7X16 compute node for details.

  • Page 35: Install A 2.5-Inch Hot-Swap Drive

    RAID level-1 (mirroring) arrays. See the Lenovo ThinkSystem SN550 Type 7X16 Setup Guide for more information. To install a 2.5-inch hot-swap drive, complete the following steps: Watch the procedure.

  • Page 36: 2.5-Inch Drive Backplane Replacement

    Step 3. Touch the static-protective package that contains the hot-swap drive to any unpainted metal surface on the Lenovo Flex System chassis or any unpainted metal surface on any other grounded rack component; then, remove the drive from the package.

  • Page 37: Install A 2.5-Inch Drive Backplane

    • Several different types of 2.5-inch drive backplanes can be installed in the compute node. For example, some 2.5-inch drive backplanes come with a lever, while others don’t (refer to the illustrations below). All are removed and installed in a similar manner. •...

  • Page 38: Air Baffle Replacement

    4. Install the compute node into the chassis (see “Install the compute node in the chassis” on page 25 ). 5. Power on the compute node. Air baffle replacement Use the following information to remove and install the air baffle. S012 ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 39: Remove The Air Baffle

    CAUTION: Hot surface nearby. Remove the air baffle Use this information to remove the air baffle. Before removing the air baffle: 1. Read “Safety” on page iii and “Installation Guidelines” on page 21 to ensure that you work safely. 2. Power off the corresponding compute node that you are going to perform the task on. 3.

  • Page 40: Install The Air Baffle

    2. Install the compute node into the chassis (see “Install the compute node in the chassis” on page 25 ). 3. Power on the compute node. Adapter-retention assembly replacement Use the following information to remove and install the adapter-retention assembly. Remove the adapter-retention assembly Use this information to remove the adapter-retention assembly. ThinkSystem SN550 Compute Node Maintenance Manual...
  • Page 41 Before you remove the adapter-retention assembly, complete the following steps: 1. Read “Safety” on page iii and “Installation Guidelines” on page 21 to ensure that you work safely. 2. Power off the corresponding compute node that you are going to perform the task on. 3.

  • Page 42: Install The Adapter-Retention Assembly

    Attention: If you place the compute node on its side, with the protruding part of the handle at the bottom, the compute node will not be stable and might fall over. Step 2. Align each part of the adapter-retention assembly on the system board. ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 43: Bezel Replacement

    Note: All adapter-attention assembly parts are shown. Replace the parts that are needed and save the unused parts for future use. Step 3. Using a T10 Torx screwdriver, install the screws that secure each part of the adapter-retention assembly that you are installing. Step 4.

  • Page 44: Install The Bezel

    The bezel shown in the illustrations might differ slightly from the bezel installed in your compute node. To install the bezel, complete the following steps: Watch the procedure. A video of the installation process is available: ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 45: Chassis Bulkhead Replacement

    • Youtube: https://www.youtube.com/playlist?list=PLYV5R7hVcs-B4_LYuT9X1MRWBU6UzX9gO • Youku: http://list.youku.com/albumlist/show/id_50481482 Figure 19. Bezel installation Step 1. Position the bezel on the front of the compute node. Step 2. Hook the bottom edge of the bezel on the front of the compute node; then, rotate the top of the bezel toward the compute node.
  • Page 46 Lift the bulkhead from the compute node. If you are instructed to return the component or optional device, follow all packaging instructions, and use any packaging materials for shipping that are supplied to you. ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 47: Install The Bulkhead

    Install the bulkhead Use this information to install the bulkhead. Before you install the bulkhead: 1. Read “Safety” on page iii and “Installation Guidelines” on page 21 to ensure that you work safely. To install the bulkhead, complete the following steps: Watch the procedure.

  • Page 48: Cmos Battery - Cr2032 Replacement

    S004 CAUTION: When replacing the lithium battery, use only Lenovo specified part number or or an equivalent type battery recommended by the manufacturer. If your system has a module containing a lithium battery, replace it only with the same module type made by the same manufacturer. The battery contains lithium and can explode if not properly used, handled, or disposed of.

  • Page 49: Install The Cmos Battery - Cr2032

    • You must replace the CMOS battery - CR2032 with a lithium CMOS battery - CR2032 of the same type. • To order replacement batteries, call 1-800-426-7378 within the United States, and 1-800-465-7999 or 1- 800-465-6666 within Canada. Outside the U.S. and Canada, call your Lenovo marketing representative or authorized reseller.

  • Page 50: Compute Node Cover Replacement

    1. Read “Safety” on page iii and “Installation Guidelines” on page 21 to ensure that you work safely. 2. Power off the corresponding compute node that you are going to perform the task on. ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 51: Install The Compute Node Cover

    (see “Parts list” on page 17 for more information). Attention: You cannot insert the compute node into the Lenovo Flex System chassis until the cover is installed and closed. Do not attempt to override this protection.

  • Page 52: Dimm Replacement

    2. Power on the compute node. DIMM replacement Use the following information to remove and install a DIMM. For DIMM configuration details, see the Lenovo ThinkSystem SN550 Type 7X16 Setup Guide for more information. Remove a DIMM Use this information to remove a DIMM.
  • Page 53 Setup utility. When you turn on the compute node, a message indicates that the memory configuration has changed. Start the Setup utility and select Save Settings (see the Lenovo ThinkSystem SN550 Type 7X16 Setup Guide for more information) to save changes.
  • Page 54 • If you are not immediately replacing the DIMM, install the air baffle (see “Install the air baffle” on page 32). • Retaining clips on the DIMM connectors must be in the closed position to install the air baffle. ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 55: Install A Dimm

    If you are instructed to return the component or optional device, follow all packaging instructions, and use any packaging materials for shipping that are supplied to you. Install a DIMM Use this information to install a DIMM. Before you install a DIMM, complete the following steps: 1.
  • Page 56 Touch the static-protective package that contains the DIMM to any unpainted metal surface on the Lenovo Flex System chassis or any unpainted metal surface on any other grounded rack component in the rack in which you are installing the DIMM for at least 2 seconds; then, remove the DIMM from its package.

  • Page 57: Fabric Connector Replacement

    Figure 30. DIMM installation Step 6. Make sure that the small tabs on the retaining clips engage the notches on the DIMM. If there is a gap between the DIMM and the retaining clips, the DIMM has not been correctly installed. Press the DIMM firmly into the connector, and then press the retaining clips toward the DIMM until the tabs are fully seated.

  • Page 58: Install A Fabric Connector

    1. Read “Safety” on page iii and “Installation Guidelines” on page 21 to ensure that you work safely. 2. Obtain a long shank #1 Phillips screwdriver. To install a fabric connector, complete the following steps: Watch the procedure. A video of the installation process is available: • Youtube: https://www.youtube.com/playlist?list=PLYV5R7hVcs-B4_LYuT9X1MRWBU6UzX9gO ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 59: Flash Power Module Replacement

    • Youku: http://list.youku.com/albumlist/show/id_50481482 Figure 32. Fabric connector installation Step 1. Locate the connector on the system board (see “System-board connectors” on page 13 ). Step 2. Carefully insert the fabric connector into the connector. Step 3. Using a long shank #1 Phillips screwdriver, tighten the four captive screws to secure the fabric connector.

  • Page 60: Install The Flash Power Module

    Note: This section only applies to RAID adapters that come with a flash power module. To install the flash power module, complete the following steps: Watch the procedure. A video of the installation process is available: • Youtube: https://www.youtube.com/playlist?list=PLYV5R7hVcs-B4_LYuT9X1MRWBU6UzX9gO • Youku: http://list.youku.com/albumlist/show/id_50481482 ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 61: Front Handle Replacement

    Figure 34. Flash power module installation Step 1. Orient the flash power module with the cable side facing the retaining clip on the RAID adapter; then, feed the cable up through the flash power module holder. Step 2. Slide the flash power module into the holder. Step 3.

  • Page 62: Install The Front Handle

    Step 2. Align the hole in the handle with the hole on the compute node where the handle is installed. Step 3. Using a T15 Torx screwdriver, install a new screw to secure the handle. ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 63: Id Label Plate Replacement

    Figure 36. Front handle installation After you install the front handle, complete the following steps: 1. Install the compute node into the chassis (see “Install the compute node in the chassis” on page 25 ). 2. Power on the compute node. ID label plate replacement Use the following information to remove and install the ID label plate.

  • Page 64: Install The Id Label Plate

    1. Read “Safety” on page iii and “Installation Guidelines” on page 21 to ensure that you work safely. To install the ID label plate, complete the following steps: Watch the procedure. A video of the installation process is available: • Youtube: https://www.youtube.com/playlist?list=PLYV5R7hVcs-B4_LYuT9X1MRWBU6UzX9gO • Youku: http://list.youku.com/albumlist/show/id_50481482 ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 65: I/O Expansion Adapter Replacement

    Figure 38. ID label plate installation Step 1. Place the clips on the ID label plate into the slots on the compute node front panel. Step 2. Rotate the outer edge of the ID label plate toward the compute node front panel; then, press the ID label plate securely against the front panel.

  • Page 66: Install An I/O Expansion Adapter

    I/O module bay on the Flex chassis (see the service labeling at the top on the rear of the chassis for details). If the correlation is incorrect, communication with the chassis may fail. ThinkSystem SN550 Compute Node Maintenance Manual...
  • Page 67 Figure 40. Service labeling on the rear of the chassis Figure 41. Hexagon and Pentagon number location on the I/O expansion connector To install an I/O expansion adapter, complete the following steps: Watch the procedure. A video of the installation process is available: •...

  • Page 68: M.2 Backplane Replacement

    Step 3. Touch the static-protective package that contains the expansion adapter to any unpainted metal surface on the Lenovo Flex System chassis or any unpainted metal surface on any other grounded rack component; then, remove the expansion adapter from the package.

  • Page 69: Install The M.2 Backplane

    5. Remove the compute node cover (see “Remove the compute node cover” on page 42). To remove the M.2 backplane, complete the following steps: Watch the procedure. A video of the installation process is available: • Youtube: https://www.youtube.com/playlist?list=PLYV5R7hVcs-B4_LYuT9X1MRWBU6UzX9gO • Youku: http://list.youku.com/albumlist/show/id_50481482 Figure 43.

  • Page 70: M.2 Drive Replacement

    2. If necessary, remove the M.2 backplane from your system (see “Remove the M.2 backplane” on page 60 To remove an M.2 drive, complete the following steps: Watch the procedure. A video of the installation process is available: • Youtube: https://www.youtube.com/playlist?list=PLYV5R7hVcs-B4_LYuT9X1MRWBU6UzX9gO • Youku: http://list.youku.com/albumlist/show/id_50481482 ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 71: Adjust The Position Of The Retainer On The M.2 Backplane

    Figure 45. M.2 drive removal Step 1. Press both sides of the retainer and slide it backward to loosen the M.2 drive from the M.2 backplane. Note: If your M.2 backplane has two M.2 drives, they will both release outward when you slide the retainer backward.

  • Page 72: Install An M.2 Drive

    • Install the M.2 drive in slot 0 first. Figure 47. M.2 drive slot Table 13. M.2 drive slot Slot 0 Slot 1 ThinkSystem SN550 Compute Node Maintenance Manual...
  • Page 73 Step 2. Insert the M.2 drive at an angle (approximately 30 degrees) into the connector and rotate it until the notch catches on the lip of the retainer; then, slide the retainer forward (toward the connector) to secure the M.2 drive in the M.2 backplane. Figure 48.

  • Page 74: Processor And Heat Sink Replacement

    Attention: Before you begin replacing a processor, make sure that you have an alcohol cleaning pad (part number 00MP352) and blue thermal grease (part number 01KP765). Do not use gray thermal grease (part number 41Y9292) when replacing a ThinkSystem SN550 processor. S012 CAUTION: Hot surface nearby.
  • Page 75 4. Carefully lay the compute node on a flat, static-protective surface, orienting the compute node with the bezel pointing toward you. 5. Remove the compute node cover (see “Remove the compute node cover” on page 42). 6. Remove the air baffle (see “Remove the air baffle” on page 31). 7.
  • Page 76 • If you are removing the PHM as part of a system board replacement, set the PHM aside. • If you are replacing the processor or heat sink, separate the processor and its retainer from the heat sink. ThinkSystem SN550 Compute Node Maintenance Manual...
  • Page 77 Figure 52. Separating a heat sink from a processor 1. Press the retaining clip at the corner of the processor retainer closest to the pry point; then, gently pry this corner of the retainer away from the heat sink with a flat-bladed screwdriver, using a twisting motion to break the processor-to-heat-sink seal.

  • Page 78: Install A Processor And Heat Sink

    • PHMs are keyed for the socket where they can be installed and for their orientation in the socket. • See http://www.lenovo.com/serverproven/ for a list of processors supported for your compute node. All processors on the system board must have the same speed, number of cores, and frequency.
  • Page 79 Figure 53. Removing a processor retainer Note: When the processor is out of its retainer, hold the processor by the long edges to prevent touching the contacts or the thermal grease, if it is applied. With the processor-contact side up, flex the ends of the retainer down and away from the processor to release the retaining clips;...
  • Page 80 To prevent the processor from falling out of the retainer, hold the processor-retainer assembly by its sides with the processor-contact side up until you turn it over to fit in the shipping tray. ThinkSystem SN550 Compute Node Maintenance Manual...
  • Page 81 Figure 56. Assembling a PHM in the shipping tray a. Align the triangular marks on the processor retainer and the heat sink or align the triangular mark on the processor retainer with the notched corner of the heat sink. b. Insert the processor-retainer clips into the holes on the heat sink. c.
  • Page 82 2. Install the compute node cover (see “Install the compute node cover” on page 43 ). 3. Install the compute node into the chassis (see “Install the compute node in the chassis” on page 25 ). ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 83: Rfid Tag Replacement

    4. Power on the compute node. RFID tag replacement Use the following information to remove and install the RFID tag. Remove the RFID tag Use this information to remove the RFID tag from the front panel. Before you remove the RFID tag, read 1.

  • Page 84: Install The Rfid Tag

    If you are instructed to return the component or optional device, follow all packaging instructions, and use any packaging materials for shipping that are supplied to you. Install the RFID tag Use this information to install the RFID tag on the front panel. ThinkSystem SN550 Compute Node Maintenance Manual...
  • Page 85 Before you install the RFID tag, read 1. Read “Safety” on page iii and “Installation Guidelines” on page 21 to ensure that you work safely. To install the RFID tag, complete the following steps: Watch the procedure. A video of the installation process is available: •...

  • Page 86: Raid Adapter Replacement

    Figure 61. RAID adapter removal Rotate the lever on the hard disk drive backplane to disengage the RAID adapter from the backplane connector. Lift the RAID adapter and remove it from the compute node. ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 87: Install A Raid Adapter

    Note: For the Lenovo ThinkSystem RAID 930-4i-2GB 2 Drive Adapter Kit, make sure that the flash power module is installed before installing the controller in the compute node (see “Install the flash power module”...
  • Page 88 2. Install the compute node cover (see “Install the compute node cover” on page 43 ). 3. Install the compute node into the chassis (see “Install the compute node in the chassis” on page 25 ). 4. Power on the compute node. 5. Configure the RAID array. ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 89: Storage Cage Replacement

    Storage cage replacement Use the following information to remove and install the storage cage. Remove the storage cage Use this information to remove the storage cage. Before you remove the storage cage, complete the following steps: 1. Read “Safety” on page iii and “Installation Guidelines” on page 21 to ensure that you work safely. 2.

  • Page 90: Install The Storage Cage

    6. Power on the compute node. System-board assembly replacement Use the following information to remove and install the system-board assembly. Remove and replace the system-board assembly Notes: • This procedure should be performed only by trained service technicians. ThinkSystem SN550 Compute Node Maintenance Manual...
  • Page 91 • If possible, back up all compute node settings, including the settings for any options installed in the compute node. Before you replace the system-board assembly, complete the following steps: 1. Read “Safety” on page iii and “Installation Guidelines” on page 21 to ensure that you work safely. 2.
  • Page 92 “Remove the ID label plate” on page 55). Step 18. Remove the ID label plate that has machine type and serial number information from the front panel of the defective system-board assembly and immediately install it on the replacement system- ThinkSystem SN550 Compute Node Maintenance Manual...
  • Page 93 board assembly (see “Remove the ID label plate” on page 55 and “Install the ID label plate” on page 56). Note: If your compute node has an RFID tag, it is already attached to the ID label plate. Step 19. The replacement system-board assembly comes with a Repair Identification (RID) tag. Using a fine tip indelible ink pen, transfer the machine type and serial number from the defective system-board assembly to the label on the Repair Identification tag;...

  • Page 94: Update The Universal Unique Identifier (Uuid)

    Update the Universal Unique Identifier (UUID) The Universal Unique Identifier (UUID) must be updated when the system board is replaced. Use the Lenovo XClarity Essentials OneCLI to update the UUID in the UEFI-based server. Lenovo XClarity Essentials OneCLI is an online tool that supports several operating systems;...
  • Page 95 The external BMC (Lenovo XClarity Controller) LAN IP address. There is no default value. This parameter is required. bmc_user_id The BMC (Lenovo XClarity Controller) account (1 of 12 accounts). The default value is USERID. bmc_password The BMC (Lenovo XClarity Controller) account password (1 of 12 accounts). The default value is PASSW0RD (with a zero 0 not an O).

  • Page 96: Update The Dmi/Smbios Data

    To download Lenovo XClarity Essentials OneCLI, go to the following site: https://datacentersupport.lenovo.com/us/en/solutions/HT116433 Lenovo XClarity Essentials OneCLI sets the DMI in the Lenovo XClarity Controller. Select one of the following methods to access the Lenovo XClarity Controller and set the DMI: •...

  • Page 97: Enable Tpm/Tcm

    Note: If you do not specify any of these parameters, OneCLI will use the default values. When the default values are used and OneCLI is unable to access the Lenovo XClarity Controller using the online authenticated LAN access method, OneCLI will automatically use the unauthenticated KCS access method.
  • Page 98 Before you can assert Physical Presence, the Physical Presence Policy must be enabled. By default, the Physical Presence Policy is enabled with a timeout of 30 minutes. If the Physical Presence Policy is enabled, you can assert Physical Presence through the Lenovo XClarity Controller or through hardware jumpers on the system board.

  • Page 99: Enable Uefi Secure Boot

    (zero, not an uppercase o) • <ip_address> is the IP address of the BMC. For more information about the Lenovo XClarity Essentials OneCLI s s e e t t command, see: http://sysmgt.lenovofiles.com/help/topic/toolsctr_cli_lenovo/onecli_r_set_command.html 3. Alternatively, you can use the following Advanced Settings Utility (ASU) commands: To set the TPM version to version 2.0:...

  • Page 100: Trusted Cryptographic Module (Tcm) Replacement

    The default user ID is USERID, and the default password is PASSW0RD (zero, not an uppercase o) – <ip_address> is the IP address of the BMC. For more information about the Lenovo XClarity Essentials OneCLI s s e e t t command, see: http://sysmgt.lenovofiles.com/help/topic/toolsctr_cli_lenovo/onecli_r_set_command.html Trusted Cryptographic Module (TCM) replacement Use the following information to remove and install the Trusted Cryptographic Module (TCM).

  • Page 101: Install The Trusted Cryptographic Module (Tcm)

    Attention: • When the TCM is removed, all TCM functions will be disabled. To remove the TCM, complete the following steps: Figure 68. Trusted Cryptographic Module (TCM) removal Step 1. Locate the TCM connector on the system board (see “System-board connectors” on page 13 ). Step 2.
  • Page 102 Step 3. Touch the static-protective package that contains the TCM to any unpainted metal surface on the Lenovo Flex System chassis or any unpainted metal surface on any other grounded rack component; then, remove the TCM from the package. Step 4.

  • Page 103: Chapter 4. Problem Determination

    An alert is a message or other indication that signals an event or an impending event. Alerts are generated by the Lenovo XClarity Controller or by UEFI in the servers. These alerts are stored in the Lenovo XClarity Controller Event Log. If the server is managed by the Chassis Management Module or by the Lenovo XClarity Administrator, alerts are automatically forwarded to those management applications.
  • Page 104 Lenovo XClarity Controller event log The Lenovo XClarity Controller monitors the physical state of the server and its components using sensors that measure internal physical variables such as temperature, power-supply voltages, fan speeds, and ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 105: Light Path Diagnostics

    The Lenovo XClarity Controller provides various interfaces to systems management software and to system administrators and users to enable remote management and control of a server. The Lenovo XClarity Controller monitors all components of the server and posts events in the Lenovo XClarity Controller event log.
  • Page 106 LEDs to isolate the failing component. 2. To view the light path diagnostics LEDs, select one of the following procedures: • You can view the LEDs through the CMM led command, the CMM web interface and the Lenovo XClarity Administrator application (if installed).

  • Page 107: Light Path Diagnostics Leds

    The following illustration shows the LEDs on the light path diagnostics panel. Figure 74. LEDs on the light path diagnostics panel Light path diagnostics LEDs Use this information to diagnose possible errors that are indicated by the light path diagnostics LEDs. The following table describes the LEDs on the light path diagnostics panel and the light path diagnostics LEDs on the system board.

  • Page 108: General Problem Determination Procedures

    3. Remove or disconnect the following devices, one at a time, until you find the failure. Power on and configure the compute node each time you remove or disconnect a device. • Any external devices, • Surge-suppressor device (on the compute node). • Printer, mouse, and non-Lenovo devices, ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 109: Troubleshooting By Symptom

    1. Check the event log of the application that is managing the server and follow the suggested actions to resolve any event codes. • If you are managing the server from the Lenovo XClarity Administrator, begin with the Lenovo XClarity Administrator event log.

  • Page 110: Intermittent Problems

    2. For a USB device: a. Restart the compute node and press F1 to display the Lenovo XClarity Provisioning Manager system setup interface. Then, click System Settings ➙ Devices and I/O Ports ➙ USB Configuration. b. Connect the device to another port. If using a USB hub, remove the hub and connect the device directly to the compute node.

  • Page 111: Memory Problems

    If there are any events, resolve them. Note: DIMMs are verified as authentic Lenovo or IBM modules by the UEFI software. If any non- authentic DIMMs are detected, an informational message appears in the system event log and memory performance might be limited.
  • Page 112 Complete the following steps until the problem is solved: 1. Make sure that you are using the correct password and that the capitals lock is off. 2. Contact Lenovo Support for further assistance if you have forgotten the password. Communication problems Use this information to resolve issues related to the communication between devices.

  • Page 113: Connectivity Problems

    5. Check the Lenovo support Web site for any firmware updates that might apply to this issue. You can view the release notes for a firmware update to determine the issues addressed by the update.
  • Page 114 4. Make sure that the proper device drivers are installed for the compute node Ethernet device. 5. Check the Lenovo support Web site for any firmware updates that might apply to this issue. You can view the release notes for a firmware update to determine the issues addressed by the update.
  • Page 115 1. Make sure that the CMM is powered on and the applicable ports are enabled on the CMM. 2. Make sure that the compute node BMC (Lenovo XClarity Controller) has acquired an IP address from the CMM by using the Setup utility on the node.
  • Page 116 IP address, configure the BMC network settings correctly or reset the BMC to automatically acquire a new IP address. 8. Check http://datacentersupport.lenovo.com for any firmware updates that might apply to this problem. You can view the release notes for a firmware update to determine the issues that the update addresses.
  • Page 117 7. Check http://datacentersupport.lenovo.com for any tech tips that are related to I/O-module connectivity. 8. If the problem remains, replace the I/O module, and go to http://datacentersupport.lenovo.com to submit a service request. 9. (Trained service technician only) Complete the following steps: a.

  • Page 118: Observable Problems

    2. Make sure that the compute node supports all the processors and that the processors match in speed and cache size. You can view processor details from system setup. To determine if the processor is supported for the compute node, see http://www.lenovo.com/ serverproven/. 3. (Trained technician only) Make sure that processor 1 is seated correctly 4.

  • Page 119: Optional-Device Problems

    • “PCIe adapter is not recognized or is not functioning.” on page 112 • “Insufficient PCIe resources are detected.” on page 112 • “A Lenovo optional device that was just installed does not work.” on page 112 • “A Lenovo optional device that worked previously does not work now.” on page 112 External USB device not recognized.
  • Page 120 1. Remove one of the PCIe adapters. 2. Restart the system and press F1 to display the Lenovo XClarity Provisioning Manager system setup interface. 3. Click UEFI Setup ➙ System Settings ➙ Devices and I/O Ports ➙ MM Config Base; then, modify the setting to the lower memory capacity.

  • Page 121: Performance Problems

    • The cables for all external SCSI devices are connected correctly. • The last device in each SCSI chain, or the end of the SCSI cable, is terminated correctly. • Any external SCSI device is turned on. You must turn on an external SCSI device before you turn on the compute node.

  • Page 122: Software Problems

    1. To determine whether the problem is caused by the software, make sure that: • The compute node has the minimum memory that is needed to use the software. For memory requirements, see the information that comes with the software. ThinkSystem SN550 Compute Node Maintenance Manual...
  • Page 123 Note: If you have just installed an adapter or memory, the compute node might have a memory- address conflict. • The software is designed to operate on the compute node. • Other software works on the compute node. • The software works on another compute node. 2.
  • Page 124 ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 125: Appendix A. Getting Help And Technical Assistance

    Appendix A. Getting help and technical assistance If you need help, service, or technical assistance or just want more information about Lenovo products, you will find a wide variety of sources available from Lenovo to assist you. On the World Wide Web, up-to-date information about Lenovo systems, optional devices, services, and support are available at: http://datacentersupport.lenovo.com...

  • Page 126: Collecting Service Data

    Collecting service data To clearly identify the root cause of a server issue or at the request of Lenovo Support, you might need collect service data that can be used for further analysis. Service data includes information such as event logs and hardware inventory.

  • Page 127: Contacting Support

    Support when certain serviceable events occur in Lenovo XClarity Administrator and the managed endpoints. You can choose to send diagnostic files to Lenovo Support using Call Home or to another service provider using SFTP. You can also manually collect diagnostic files, open a problem record, and send diagnostic files to the Lenovo Support Center.
  • Page 128 ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 129: Appendix B. Notices

    Lenovo representative for information on the products and services currently available in your area. Any reference to a Lenovo product, program, or service is not intended to state or imply that only that Lenovo product, program, or service may be used. Any functionally equivalent product, program, or service that does not infringe any Lenovo intellectual property right may be used instead.

  • Page 130: Trademarks

    (TBW). A device that has exceeded this limit might fail to respond to system-generated commands or might be incapable of being written to. Lenovo is not responsible for replacement of a device that has exceeded its maximum guaranteed number of program/erase cycles, as documented in the Official Published Specifications for the device.

  • Page 131: Telecommunication Regulatory Statement

    If Lenovo determines that the levels of particulates or gases in your environment have caused damage to the device, Lenovo may condition provision of repair or replacement of devices or parts on implementation of appropriate remedial measures to mitigate such environmental contamination.

  • Page 132: Taiwan Bsmi Rohs Declaration

    Taiwan BSMI RoHS declaration Taiwan import and export contact information Contacts are available for Taiwan import and export information. ThinkSystem SN550 Compute Node Maintenance Manual...

  • Page 133: Index

    HDD backplane connector updating heat sink configuring installing LAN over USB manually removing connectors, system-board replacing contamination, particulate and gaseous help cover hot-swap drive installing removing replacing replacing hot-swap hard disk drive install remove installing © Copyright Lenovo 2017...
  • Page 134 SAS backplane optional devices system board PCIe viewing performance light path diagnostics ping light path diagnostics panel power on and power off light path diagnostics, viewing software processor installing removing replacing ThinkSystem SN550 Compute Node Maintenance Manual...
  • Page 135 32, 34 connectors air baffle 30, 32 system-board assembly bezel 35–36 replacing bulkhead system-board assembly, ThinkSystem SN550 chassis bulkhead installing CMOS battery - CR2032 40–41 removing compute node replacing compute node cover DIMM 44, 47 fabric connector 49–50...
  • Page 136 UEFI Secure Boot update firmware updating configuration DMI/SMBIOS Universal Unique Identifier (UUID) USB management button Windows driver, LAN over USB working inside the server power on ThinkSystem SN550 Compute Node Maintenance Manual...
  • Page 138 Part Number: SP47A10572 Printed in China (1P) P/N: SP47A10572 *1PSP47A10572*...

Table of Contents