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Cisco UCS C220 M8 Installation And Service Manual
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Cisco UCS C220 M8 Installation And Service Manual

Cisco UCS C220 M8 Installation And Service Manual

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Cisco UCS C220 M8 Server Installation and Service Guide
First Published: 2025-05-19
Americas Headquarters
Cisco Systems, Inc.
170 West Tasman Drive
San Jose, CA 95134-1706
USA
http://www.cisco.com
Tel: 408 526-4000
800 553-NETS (6387)
Fax: 408 527-0883

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  • Page 1 Cisco UCS C220 M8 Server Installation and Service Guide First Published: 2025-05-19 Americas Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 http://www.cisco.com Tel: 408 526-4000 800 553-NETS (6387) Fax: 408 527-0883...
  • Page 2 © 2025 Cisco Systems, Inc. All rights reserved.
  • Page 3 Initial Server Setup Connecting to the Server Locally For Setup Connecting to the Server Remotely For Setup Setting Up the System With the Cisco IMC Configuration Utility NIC Mode and NIC Redundancy Settings Updating the BIOS and Cisco IMC Firmware...
  • Page 4 Front-Loading NVME SSD Requirements and Restrictions Replacing a Front-Loading NVMe SSD Replacing Fan Modules Replacing Riser Cages Required Equipment for Replacing Riser Cages PCIe Riser Options Replacing the Same Riser Types Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 5 Installing the CPUs and Heatsinks Additional CPU-Related Parts to Order with RMA Replacement CPUs Cabling For Storage Controllers Cisco Trimode M1 24G RAID Controller W/4G FBWC (16 Drives) Cisco Trimode M1 24G HBA Controller (16 Drives) Replacing RAID Cards and Cables...
  • Page 6 Service Headers and Jumpers Using the Clear CMOS Switch (SW4, Switch 9) Using the Clear BIOS Password Switch (SW4, Switch 6) Using the Boot Alternate Cisco IMC Image Header (CN5, Pins 1-2) C H A P T E R 4 Recycling Server Components...
  • Page 7 Supported Storage Controllers and Cables Storage Controller Card Firmware Compatibility RAID Backup (Supercap) Write-Cache Policy for Cisco 24G SAS Tri-mode Modular RAID Controller Mixing Drive Types in RAID Groups Storage Controller and Backplane Connectors A P P E N D I X C...
  • Page 8 Contents Cisco UCS C220 M8 Server Installation and Service Guide viii...
  • Page 9 However, there is no guarantee that interference will not occur in a particular installation. If the equipment causes interference to radio or Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 10 Cisco has more than 200 offices worldwide. Addresses and phone numbers are listed on the Cisco website at www.cisco.com/go/offices. Cisco and the Cisco logo are trademarks or registered trademarks of Cisco and/or its affiliates in the U.S. and other countries. To view a list of Cisco trademarks, go to this URL: https://www.cisco.com/c/en/us/about/...
  • Page 11 Cisco Bug Search Tool Cisco Bug Search Tool (BST) is a web-based tool that acts as a gateway to the Cisco bug tracking system that maintains a comprehensive list of defects and vulnerabilities in Cisco products and software. BST provides you with detailed defect information about your products and software.
  • Page 12 Preface Preface Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 13 Summary of Server Features, on page 11 Overview The Cisco UCS C220 M8 server is a one-rack unit server that can be used standalone, or as part of the Cisco Unified Computing System, which unifies computing, networking, management, virtualization, and storage access into a single integrated architecture.
  • Page 14 • Modular Trusted Platform Module (TPM 2.0) Server Configurations, UCSC-C220-M8S The Cisco UCS C220 M8S server offers a hybrid backplane that supports the following: • Front-loading drive bays 1 through 10 support 2.5-inch SAS/SATA/U.3 NVMe drives. • U.3 NVMe drives are supported in all 10 slots when used in conjunction with the tri-mode storage controller.
  • Page 15 External Features This topic shows the external features of the server versions. Cisco UCS C220 M8 Server Front Panel Features, UCSC-C220-M8S The following figure shows the front panel features of the small form-factor drive version of the server. For definitions of LED states, see...
  • Page 16 The following figure shows the front panel features of the EDSFF E3.S drive version of the server. For definitions of LED states, see Removing the Server Top Cover, on page Figure 2: Cisco UCS C220 M8 Server Front Panel, UCSC-220-M8E3S Drive bays 1 – 16 support E3.S 1T NVMe SSDs. Unit identification button/LED...
  • Page 17 • three half-height, ¾ length risers. See "UCS C220 M8 Server Rear Panel, Half Height, ¾ Length PCIe Cards" below. • Full-height risers: Two full height, ¾ length risers. See "Cisco UCS C220 M8 Server Rear Panel, Full Height, ¾ Length PCIe Cards" below.
  • Page 18 (x16 PCIe lane) for an Intel X710 OCP 3.0 card, or 2x SATA M.2 SSDs Figure 4: Cisco UCS C220 M8 Server Rear Panel, Full Height, ¾ Length PCIe Cards Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 19 VGA video port (DB-15 connector) Serviceable Component Locations This topic shows the locations of the field-replaceable components and service-related items. The view in the following figure shows the server with the top cover removed. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 20 Overview Serviceable Component Locations Figure 5: Cisco UCS C220 M8 Server, Full Height, ¾ Length PCIe Cards, Serviceable Component Locations Front-loading drive bays 1–10 support SAS/SATA Modular RAID card or HBA card drives. Cooling fan modules, eight. DIMM sockets on motherboard, 32 total, 16 per CPU...
  • Page 21 The view in the following figure shows the individual component locations and numbering, including the FH ¾ length PCIe cards. Figure 6: Cisco UCS C220 M8 Server, Half Height, Half Length PCIe Cards, Serviceable Component Locations Front-loading drive bays 1–10 support SAS/SATA Modular RAID card or HBA card drives.
  • Page 22 HHHL PCIe slots. The Technical Specifications Sheets for all versions of this server, which include supported component part numbers, are at Cisco UCS Servers Technical Specifications Sheets (scroll down to Technical Specifications). Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 23 Multi-bit error protection This server supports multi-bit error protection. Video The Cisco Integrated Management Controller (CIMC) provides video using the Aspeed AST2600 VGA video/graphics controller: • Integrated 2D graphics core with hardware acceleration • DDR3 memory interface supports up to 512 MB of addressable memory (8 MB is allocated by default to video memory) •...
  • Page 24 Expansion Slots Three half-height riser slots: • Riser 1 (controlled by CPU 1): One x16 PCIe Gen5 Slot, (Cisco VIC), HHHL length PCI card, NCSI support, hot plug not supported. • Riser 2 (controlled by CPU 1): One x16 PCIe Gen5 Slot, HHHL card only, no NCSI support, hot plug not supported.
  • Page 25 Controller (CIMC) firmware. Depending on your CIMC settings, the CIMC can be accessed through the 1GE dedicated management port, the 1GE/10GE OCP port, or a Cisco virtual interface card (VIC). CIMC supports managing the entire server platform, as well providing management capabilities for various individual subsystems and components, such as PSUs, Cisco VIC, GPUs, RAID and HBA storage controllers, and so on.
  • Page 26 Unified Computing System Manager (UCSM) runs in the Fabric Interconnect and automatically discovers and provisions some of the server components. CIMC Cisco Integrated Management Controller (CIMC) 4.3(6) or later is required for the server. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 27 Initial Server Setup, on page 23 • NIC Mode and NIC Redundancy Settings, on page 28 • Updating the BIOS and Cisco IMC Firmware, on page 29 • Accessing the System BIOS, on page 30 • Smart Access Serial, on page 30 •...
  • Page 28 Caution Avoid uninterruptible power supply (UPS) types that use ferroresonant technology. These UPS types can become unstable with systems such as the Cisco UCS, which can have substantial current draw fluctuations from fluctuating data traffic patterns. When you are installing a server, use the following guidelines: •...
  • Page 29 • Cisco part UCSC-CMA-C220-D= (cable management arm) Rack Installation Tools Required The slide rails sold by Cisco Systems for this server do not require tools for installation. Slide Rail and Cable Management Arm Dimensions The slide rails for this server have an adjustment range of 24 to 36 inches (610 to 914 mm).
  • Page 30 On the outside of the assembly, push the green-arrow button toward the rear to open the securing plate. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 31 Align the rear ends of the inner rails that are attached to the server sides with the front ends of the empty slide rails on the rack. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 32 (Optional) If applicable, do the following: a) Attach the cable management arm. Go to Installing the Cable Management Arm (Optional), on page 21 Reversing the Cable Management Arm (Optional), on page Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 33 CMA tab on arm closest to the server attaches to Rear of server end of inner slide rail attached to server. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 34 180 degrees so that it points toward the rear of the server. Figure 11: Reversing the CMA CMA tab on end of width-adjustment slider Metal button on outside of tab Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 35 There are two methods for connecting to the system for initial setup: • Local setup—Use this procedure if you want to connect a keyboard and monitor directly to the system for setup. This procedure can use a KVM cable (Cisco PID N20-BKVM-D) or the ports on the rear of the server.
  • Page 36 During bootup, press F8 when prompted to open the Cisco IMC Configuration Utility. Note The first time that you enter the Cisco IMC Configuration Utility, you are prompted to change the default password. The default password is password. The Strong Password feature is enabled.
  • Page 37 Allow your preconfigured DHCP server to assign an IP address to the server node. Step 4 Use the assigned IP address to access and log in to the Cisco IMC for the server node. Consult with your DHCP server administrator to determine the IP address.
  • Page 38 See also the required VIC Slot setting below. • VIC Slot—Only if you use the Cisco Card NIC mode, you must select this setting to match where your VIC is installed. The choices are Riser1, Rise3, or MLOM (the mLOM slot).
  • Page 39 The MAC address is printed on a label on the rear of the server. This server has a range of six MAC addresses assigned to Cisco IMC. The MAC address printed on the label is the beginning of the range of six contiguous MAC addresses.
  • Page 40 What to do next Use a browser and the IP address of the Cisco IMC to connect to the Cisco IMC management interface. The IP address is based upon the settings that you made (either a static address or the address assigned by your DHCP server).
  • Page 41 When you upgrade the BIOS firmware, you must also upgrade the Cisco IMC firmware to the same version, or the server does not boot. Do not power off the server until the BIOS and Cisco IMC firmware are matching or the server does not boot.
  • Page 42 • This feature has the following requirements: • A serial cable connection, which can use either the RJ-45 serial connector on the server rear panel, or a DB-9 connection when using the KVM cable (Cisco PID N20-BKVM-D) on the front-panel KVM console connector.
  • Page 43 • Disabled: the front-panel USB device is connected to the host. • In a case where no management network is available to connect remotely to Cisco IMC, a Device Firmware Update (DFU) shell over serial cable can be used to generate and download technical support files to the USB device that is attached to front panel USB port.
  • Page 44 Installing the Server Smart Access USB Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 45 Removing and Replacing Components, on page 46 • Service Headers and Jumpers, on page 154 Status LEDs and Buttons This section contains information for interpreting front, rear, and internal LED states. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 46 • Green—The server is in main power mode. Power is supplied to all server components. • Off—The unit identification function is not in use. Unit identification ( • Blue, blinking—The unit identification function is activated. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 47 • Green—The server is operating at normal temperature. Temperature status ( ) • Amber, steady—One or more temperature sensors breached the critical threshold. • Amber, blinking—One or more temperature sensors breached the non-recoverable threshold. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 48 1-Gb Ethernet dedicated management link status • Off—No link is present. • Green—Link is active. • Green, blinking—Traffic is present on the active link. RJ-45 COM port RJ -45 COM port Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 49 • Amber, solid—Critical error detected; 12 V main power off (for example, over-current, over-voltage, or over-temperature failure). Internal Diagnostic LEDs The server has internal fault LEDs for CPUs, DIMMs, and fan modules. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 50 Serial Number Location The serial number for the server is printed on a label on the top of the server, near the front. See Removing the Server Top Cover, on page Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 51 Lock the latch by sliding the lock button to sideways to the left. Locking the latch ensures that the server latch handle does not protrude when you install the blade. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 52 Servicing the Server Removing the Server Top Cover Figure 15: Removing the Top Cover Cover lock Cover latch handle Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 53 Lift the air duct off of the server. Note You might need to slide the air duct towards the front or back of the server while lifting the air duct up. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 54 Installing the Air Duct The air duct sits behind the front-loading drive cage and covers the CPU and DIMMs in the middle of the server. Procedure Step 1 Orient the air duct. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 55 When the air duct is correctly positioned, gently press down to ensure that all of its edges sit flush. Note If the air duct is not seated correctly, it can obstruct installing the server's top cover. For the existing air duct, install it as shown. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 56 • Electrostatic discharge (ESD) strap or other grounding equipment such as a grounded mat Shutting Down and Removing Power From the Server The server can run in either of two power modes: Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 57 Shutting Down Using The Cisco IMC CLI You must log in with user or admin privileges to perform this task. Procedure Step 1 At the server prompt, enter: Example: Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 58 Statement 1029 Caution When handling server components, handle them only by carrier edges and use an electrostatic discharge (ESD) wrist-strap or other grounding device to avoid damage. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 59 If you are replacing an existing drive, remove the four drive-tray screws that secure the drive to the tray and then lift the drive out of the tray. Step 2 Install a new drive: Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 60 • Only drives that are managed by the UCS MegaRAID controller are affected. • Drives can be affected regardless of where they are installed in the server (front-loaded, rear-loaded, and so on). • SFF form factor drives can be affected. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 61 • Do not move the drive to a different slot. • Do not move the drive to a different server. • If you do not reuse the same slot, the Cisco management software (for example, Cisco IMM) might require a rescan/rediscovery of the server.
  • Page 62 Front-Loading NVMe SSD Population Guidelines The server supports the following front drive bay configurations with 2.5-inch NVMe SSDs: • UCS C220 M8 with SFF drives, a 10-drive backplane. Drive bay 1 - 10 support 2.5-inch NVMe-only SSDs. Front-Loading NVME SSD Requirements and Restrictions Observe these requirements: •...
  • Page 63 Observe the drive-tray LED and wait until it returns to solid green before accessing the drive: • Off—The drive is not in use. • Green, blinking—the driver is initializing following hot-plug insertion. • Green—The drive is in use and functioning properly. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 64 • If the server was ordered with one CPU, only one cable will be preinstalled at the factory. If you are adding a second CPU later, you must install the second NVMe cable as described in the following procedure for additional NMVe drive support. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 65 Press down gently on the fan module to fully engage it with the connector on the motherboard. c) Replace the top cover to the server. d) Replace the server in the rack, replace cables, and then fully power on the server by pressing the Power button. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 66 Replacing Riser Cages The server can support either three half-height PCIe riser cages or two full-height PCIe riser cages in the rear PCIe slots. Cisco offers individual rear risers, which you can order by their PIDs. Note If you need to remove the mLOM to install riser cages, see Replacing an mLOM Card, on page 102.
  • Page 67 Does not include rear wall Note To remove and install screws, you also need a #2 Phillips screwdriver, which is not provided by Cisco. PCIe Riser Options The Cisco UCS C220 M8 has riser slots 1 through 3 to support different storage options.
  • Page 68 Lift the risers off of the server. Step 3 Using a #2 Phillips screwdriver, remove the four screws that secure the half height rear wall and mLOM/OCP card bracket to the chassis sheet metal. Note Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 69 Remove the half height rear wall and mLOM/OCP card bracket. a) Grasp each end of the half height rear wall and remove it. b) Grasp each end of the mLOM/OCP bracket and remove it. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 70 Use this task to install 3 HH rear riser cages after 2 FH rear riser cages are removed. Before beginning this procedure, see Required Equipment for Replacing Riser Cages, on page Procedure Step 1 Install the mLOM/OCP card bracket. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 71 Align the screw holes in the HH rear wall with the screw holes in the server sheet metal. c) Holding the rear wall level, seat onto the server sheet metal, making sure that the screw holes line up. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 72 Align riser cages 1, 2, and 3 over their PCIe slots, making sure that the captive thumbscrews are aligned with their screw holes. b) Holding each riser cage level, lower it into its PCIe slot, then tighten the thumbscrew by using a #2 Phillips screwdriver or your fingers. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 73 Servicing the Server Installing Half Height Riser Cages Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 74 Step 2 Remove the two rear PCIe riser cages. a) Locate the riser cages. b) Using a #2 Phillips screwdriver or your fingers, for each riser cage, loosen its captive thumbscrew. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 75 Removing Full Height Riser Cages Rear Riser Cage 1 Rear Riser Cage 2 Riser Cage Thumbscrews, two total (one per riser cage) c) Lift the riser cages off of the server. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 76 Note One of the screws is located behind the rear wall so it might be difficult to see when you are facing the server's rear riser slots. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 77 Removing Full Height Riser Cages Figure 21: Locations of Securing Screws Step 4 Remove the rear wall and mLOM/OCP card bracket. a) Grasp each end of the full height rear wall and remove it. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 78 Grasp each end of the mLOM/OCP card bracket and remove it. Figure 23: Removing mLOM/OCP Card Bracket Step 5 Save the FH riser cages and the full height rear wall. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 79 Align the screw holes in the FH rear wall with the screw holes in the server sheet metal. c) Holding the rear wall level, seat onto the server sheet metal, making sure that the screw holes line up. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 80 Using a #2 Phillips screwdriver, install the four screws the secure the mLOM/OCP card bracket and the FH rear wall to the server sheet metal. Caution Tighten the screws to 4 lbs-in of torque. Do not over-tighten the screws or you risk stripping them. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 81 Holding each riser cage level, lower it into its PCIe slot, then tighten the thumbscrew by using a #2 Phillips screwdriver or your fingers. Caution Tighten the screws to 4 lbs-in of torque. Do not over tighten the screws or you risk stripping them. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 82 • The minimum configuration is that the server must have at least CPU 1 installed. Install CPU 1 first, and then CPU 2. • The following restrictions apply when using a single-CPU configuration: Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 83 One cleaning kit can clean up to four CPUs. • Thermal interface material (TIM)—Syringe supplied with replacement CPU. Use only if you are reusing your existing heatsink (new heatsinks have a pre-applied pad of TIM). Orderable separately as Cisco PID UCS-CPU-TIM=.
  • Page 84 While lifting the CPU assembly, make sure not to bend the heatsink fins. Also, if you feel any resistance when lifting the CPU assembly, verify that the rotating wires are completely in the unlocked position. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 85 Lower the dust cover and simultaneously press down on the edges until it snaps into place over the CPU socket. Caution Do not press down in the center of the dust cover! Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 86 CPU carrier. e) Gently pull up on the opposite edge of the CPU carrier (2) so that you can disengage the pair of CPU clips. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 87 CPU, CPU carrier, and heatsink. Important Make sure to use only the Cisco-provided cleaning kit, and make sure that no thermal grease is left on any surfaces, corners, or crevices. The CPU, CPU carrier, and heatsink must be completely clean.
  • Page 88 CPU package, to the old TIM on the heatsink and let it soak for a least 15 seconds. b) Wipe all of the TIM off the heatsink using the soft cloth that is included with the heatsink cleaning kit. Be careful to avoid scratching the heatsink surface. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 89 Set the T30 Torx driver to 12 in-lb of torque and tighten the 4 securing nuts to secure the CPU to the motherboard (3) first. Then, set the torque driver to 6 in-lb of torque and tighten the two Phillips head screws for the extended heatsink (4). Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 90 Additional CPU-Related Parts to Order with RMA Replacement CPUs When a return material authorization (RMA) of the CPU is done on a Cisco UCS C-Series server, additional parts might not be included with the CPU spare. The TAC engineer might need to add the additional parts to the RMA to help ensure a successful replacement.
  • Page 91 RAID card configuration. Cisco Trimode M1 24G RAID Controller W/4G FBWC (16 Drives) The following diagram shows cabling pertinent to a Cisco Trimode M1 24G RAID Controller W/4G FBWC (16 Drives) (USCS-RAID-M1L16) configuration with front-loading SAS drives, four front-loading x4 NVMe drives.
  • Page 92 Servicing the Server Cisco Trimode M1 24G RAID Controller W/4G FBWC (16 Drives) Figure 26: Cisco Trimode M1 24G RAID Controller W/4G FBWC (16 Drives) - Cabling Diagram Cable Color Cisco Part Number Notes MCIO cable Light Green The single-connector end...
  • Page 93 Cisco Trimode M1 24G HBA Controller (16 Drives) Cisco Trimode M1 24G HBA Controller (16 Drives) The following diagram shows cabling pertinent to a Cisco Trimode M1 24G HBA Controller (16 Drives) (USCS-HBA-M1L16) configuration with front-loading drives. Figure 27: Cisco Trimode M1 24G HBA Controller (16 Drives) - Cabling Diagram...
  • Page 94 Replacing RAID Cards and Cables Cisco Trimode M1 24G RAID Controller W/4G FBWC Replacing Cisco Trimode M1 24G RAID Controller W/4GB FBWC 16 Drives The RAID card is located in the front of the server. This process requires you to disconnect the RAID cables from the card and motherboard before removng the RAID card.
  • Page 95 Servicing the Server Replacing Cisco Trimode M1 24G RAID Controller W/4GB FBWC 16 Drives Figure 28: Remove Fan Module and Air Baffle Step 2 Release cables from RAID card. a) Locate the RAID card cables connected to the RAID card.
  • Page 96 Servicing the Server Replacing Cisco Trimode M1 24G RAID Controller W/4GB FBWC 16 Drives Figure 29: Disconnect RAID Card Cables Step 3 Rotate the ejector handles counter-clock wise and lift. You can now remove the RAID module. Figure 30: Disconnect RAID Card from Motherboard a) Remove the screws that connects to the RAID from the card chassis.
  • Page 97 Servicing the Server Replacing Cisco Trimode M1 24G RAID Controller W/4GB FBWC 16 Drives Figure 31: Remove RAID Card from chassis Step 4 Remove the RAID module from the server motherboard. Figure 32: RAID Card Removed from Server Motherboard Step 5 Remove Sponge from the server.
  • Page 98 Servicing the Server Installing Cisco Trimode M1 24G RAID Controller W/4GB FBWC (16 Drives) Figure 33: Removing RAID Card Connector Cables What to do next Replace RAID Modules and Cables if needed. Installing Cisco Trimode M1 24G RAID Controller W/4GB FBWC (16 Drives) Make sure you have the RAID Cards and connector cables.
  • Page 99 Make sure all cables and connections are secure. Cisco Trimode M1 24G HBA Controller (16 Drives) Removing Cisco Trimode M1 24G HBA Controller (16 Drives) Procedure Step 1 Disconnect the cable connector from the motherboard. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 100 Step 2 Turn the ejector handle to release the RAID module and remove the tray from the mother board. Step 3 Lift the controller module along with the tray from the motherboard. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 101 Removing Cisco Trimode M1 24G HBA Controller (16 Drives) Step 4 Remove the screws to detach the controller from the tray. Step 5 (Optional) Remove the sponge from the motherboard to detach the cable. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 102 Servicing the Server Installing Cisco Trimode M1 24G HBA Controller (16 Drives) Installing Cisco Trimode M1 24G HBA Controller (16 Drives) Procedure Step 1 Attach the controller to the tray. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 103 Align the controller tray on the mother board as shown in figure and turn the ejector handle to secure the module. Step 3 Align the cable as shown in the image and replace the sponge. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 104 Servicing the Server Replacing Memory DIMMs Step 4 Fasten the cable connector. Replacing Memory DIMMs Caution DIMMs and their sockets are fragile and must be handled with care to avoid damage during installation. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 105 DIMM with the key in the DIMM slot. If you are seating a DIMM in a slot and feel resistance, remove the DIMM and verify that its notch is properly aligned with the slot's key. Caution Cisco does not support third-party DIMMs. Using non-Cisco DIMMs in the server might result in system problems or damage to the motherboard. Note To ensure the best server performance, it is important that you are familiar with memory performance guidelines and population rules before you install or replace DIMMs.
  • Page 106 • Populate all slots with a DIMM or DIMM blank. A DIMM slot cannot be empty. Memory Population Order The Cisco UCS C220 M8 server has two memory options, DIMMs only or DIMMs plus Intel Optane PMem 200 series memory.
  • Page 107 Replace the top cover to the server. d) Replace the server in the rack, replace cables, and then fully power on the server by pressing the Power button. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 108 Do not mix power supply types or wattages in the server. Both power supplies must be identical. Procedure Step 1 Remove the power supply that you are replacing or a blank panel from an empty bay: a) Perform one of the following actions: Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 109 This product requires short-circuit (overcurrent) protection, to be provided as part of the building installation. Install only in accordance with national and local wiring regulations. Statement 1045 Warning Installation of the equipment must comply with local and national electrical codes. Statement 1074 Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 110 Only if you shut down the server, press the Power button to boot the server to main power mode. Figure 35: Replacing DC Power Supplies Keyed cable connector (CAB-48DC-40A-8AWG) PSU status LED Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 111 Note The required DC input cable is Cisco part CAB-48DC-40A-8AWG. This 3-meter cable has a 3-pin connector on one end that is keyed to the DC input socket on the power supply. The other end of the cable has no connector so that you can wire it to your facility’s DC power.
  • Page 112 14 AWG (2 mm), minimum 60° C wire, or as permitted by the local code. Replacing a PCIe Card Note If you are installing a Cisco UCS Virtual Interface Card, there are prerequisite considerations. See Cisco Virtual Interface Card (VIC) Considerations, on page 102.
  • Page 113 Ensure that the card’s rear panel tab sits flat against the riser rear-panel opening and then close the hinged tab retainer over the card’s rear-panel tab. d) Position the PCIe riser over its two sockets on the motherboard and over the two chassis alignment channels. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 114 This section describes VIC card support and special considerations for this server. Note If you use the Cisco Card NIC mode, you must also make a VIC Slot setting that matches where your VIC is installed. The options are Riser1, Riser3, and MLOM. See NIC Mode and NIC Redundancy Settings, on page for more information about NIC modes.
  • Page 115 Removing an mLOM Card (2FH Riser Cages) Note In addition to a Cisco mLOM, the rear mezzanine mLOM slot can also support an Intel Ethernet Network Adapter X710 Open Compute Project (OCP) 3.0 card. For OCP card replacement procedures. see...
  • Page 116 Lower the mLOM bracket onto the mLOM, aligning the screwholes. b) Using a #2 Phillips screwdriver, insert and tighten the screws. Caution Tighten the screws to 4 lbs-in of torque. Do not overtighten the screws or you risk stripping them. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 117 Holding each riser cage level, lower it into its PCIe slot, then tighten the thumbscrew by using a #2 Phillips screwdriver or your fingers. Caution Tighten the screws to 4 lbs-in of torque. Do not overtighten the screws or you risk stripping them. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 118 Use the following task to install an mLOM card in a server with 3 half-height riser cages. Before you begin You will find it helpful to have a #2 Phillips screwdriver for this task. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 119 Holding the mLOM level, slide it into the slot until it seats into the PCI connector. b) Using a #2 Phillips screwdriver, tighten the captive screws to secure the mLOM to the server. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 120 Using a #2 Phillips screwdriver, insert and tighten the screws. Caution Tighten the screws to 4 lbs-in of torque. Do not over tighten the screws or you risk stripping them. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 121 Using a #2 Phillips screwdriver, insert and tighten the countersink screws. Caution Tighten the screws to 4 lbs-in of torque. Do not over tighten the screws or you risk stripping them. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 122 Holding each riser cage level, lower it into its PCIe slot, then tighten the thumbscrew by using a #2 Phillips screwdriver or your fingers. Caution Tighten the screws to 4 lbs-in of torque. Do not overtighten the screws or you risk stripping them. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 123 As a hardware option, the server can be configured with an Open Compute Project (OCP) 3.0 NIC in the rear mezzanine mLOM slot. To support this option, the server requires the Intel Ethernet Network Adapter X710 OCP 3.0 card. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 124 In Cisco UCS C220 M8 servers, Cisco IMC network connection may be lost in the following situations, while replacing Cisco VIC mLOM and OCP cards: • If an OCP card is replaced by a Cisco VIC card in the mLOM Slot and the NIC mode is set to Shared OCP or Shared OCP Extended.
  • Page 125 If you have not removed the server's top cover, do so now. Removing the Server Top Cover, on page Step 2 Remove the OCP bracket. a) Locate the four screws that secure the rear wall to the server sheetmetal. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 126 Removing an OCP Card, 2FH Riser Cages b) Using a #2 Phillips screwdriver, remove the screws and lift the bracket off of the server. c) Holding the OCP card level, slide it out of the server. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 127 If you have not removed the server's top cover, do so now. Removing the Server Top Cover, on page Step 2 Install the OCP card. a) Holding the OCP card level, slide it into the slot on the rear of the server. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 128 Install the OCP bracket, making sure to align the screwholes at each end with the screwholes on the OCP/mLOM slot. Step 3 Using a #2 Phillips screwdriver, tighten the screws to secure the OCP bracket and OCP card to the server. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 129 If you have not removed the server's top cover, do so now. Removing the Server Top Cover, on page Step 2 Remove the OCP bracket. a) Locate the four screws that secure the rear wall to the server sheetmetal. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 130 Removing an OCP Card, 3HH Riser Cages b) Using a #2 Phillips screwdriver, remove the screws and lift the rear wall off of the server. c) Remove the OCP card bracket. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 131 Installing an mLOM Card (2FH Riser Cages), on page 104 Installing an mLOM Card (3HH Riser Cages), on page 107. • Replace the top cover and return the server to operation. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 132 Holding the OCP card level, slide it into the slot on the rear of the server. b) Install the OCP bracket, making sure to align the screwholes at each end with the screwholes on the OCP/mLOM slot. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 133 Insert the four #2 Phillips screws through the screwholes in the rear wall and the OCP bracket. Step 4 Using a #2 Phillips screwdriver, tighten the screws to secure the rear wall, OCP bracket, and OCP card to the server. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 134 Replacing a SAS Storage Controller Card (RAID or HBA) For hardware-based storage control, the UCSC-C220-M8S server can use a Cisco modular 24G SAS Tri-mode RAID controller or Cisco 24 G SAS Tri-mode HBA that plugs into a horizontal socket on the front mezzanine drive backplane.
  • Page 135 Replacing a SAS Storage Controller Card (RAID or HBA) For hardware-based storage control, the UCSC-C220-M8S server can use a Cisco modular 24G SAS Tri-mode RAID controller or Cisco 24 G SAS Tri-mode HBA that plugs into a horizontal socket on the front mezzanine drive backplane.
  • Page 136 Cisco Host Upgrade Utility (HUU) for your firmware release to bring it to a compatible level. See the HUU guide for your Cisco IMC release for instructions on downloading and using the utility to bring server components to compatible levels: Guides.
  • Page 137 Replace the server in the rack, replace cables, and then fully power on the server by pressing the Power button. Step 7 If your server is running in standalone mode, use the Cisco UCS Host Upgrade Utility to update the controller firmware and program the correct suboem-id for the controller.
  • Page 138 The Cisco Boot-Optimized M.2 RAID Controller is not supported when the server is used as a compute-only node in Cisco HyperFlex configurations. • The minimum version of Cisco IMC and Cisco UCS Manager that support this controller is 4.0(4) and later.
  • Page 139 • Hot-plug replacement is not supported. The server must be powered off. • Monitoring of the controller and installed SATA M.2 drives can be done using Cisco IMC and Cisco UCS Manager. They can also be monitored using other utilities such as UEFI HII, PMCLI, XMLAPI, and Redfish.
  • Page 140 Loosen the screws to secure the controller to the server. a) Using a #2 Phillips screwdriver, loosen the screws on the mLOM bracket. b) Using your fingers, loosen the two thumbscrews at the rear of the controller. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 141 Servicing the Server Removing the mLOM Boot RAID Controller Step 6 Remove the controller. a) Remove two screws from the controller bracket. b) Slide the controller out of the server. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 142 Make sure that you have the appropriate cables. Cable connectors are USB type and have the word TOP on each connector end to help you correctly orient and connect the cables. To perform this procedure, you will need a # 2 Phillips screwdriver. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 143 Install the mLOM Boot RAID controller. a) Slide the card into the mLOM slot. b) Insert the two screws into the RAID controller bracket. c) Tighten the screws to secure the controller to the server. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 144 Route the outer cable through the cable stay. c) Connect the ends of the cables to the controller. Make sure to connect the straight-through connectors to the controller with the word TOP facing up. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 145 Do not swing the ejector more than 45 degrees. If you force the ejector past its range of motion, you risk damaging the ejector. Step 2 When the module is dislodged from the face of the card, grasp it by the edges and slide it out of the card (2). Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 146 This resistance is normal. It occurs when the module's rear connector contacts its socket on the controller. Step 4 When you feel resistance, push the ejector horizontally to the left (the closed position) until the ejector is flush with the faceplate of the controller. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 147 Replacing a Cisco Boot-Optimized M.2 RAID Controller This topic describes how to remove and replace a Cisco Boot-Optimized M.2 RAID Controller. The controller board has one M.2 socket on its top (Slot 1) and one M.2 socket on its underside (Slot 2).
  • Page 148 Lift both ends of the controller. Note Note the alignment features which consist of a catch pin on the interior of the sheetmetal wall, and a notch on the controller that receives it. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 149 While holding the retaining clips open, lift the M.2 SSD off of the carrier. d) Lift the M.2 drive from its socket on the carrier. Note Note the notches at end of the module that align with the retaining clips on the carrier. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 150 Make sure to align the notches and retaining clips. f) Lower the M.2 SSD onto the carrier and press the M.2 drive flat against the carrier to seat its connector into the socket on the carrier. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 151 Step 9 Connect the controller's cable. a) Route the cable along the sidewall of the server between the sidewall and the fan modules. b) Gently route the cable through the cable bracket. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 152 Replace the top cover to the server and return the server to operation. Replacing the M2 Interposer Card The server has an M.2 interposer card that connects the hot swappable Cisco Boot-Optimized M.2 Boot RAID Controllers to the motherboard. The interposer features four separate USB-type connectors that support cabling the UCS C220/240 M8 Rear Hot-plug M.2 module (MLOM), UCSC-M2RM-M8.
  • Page 153 The M.2 interposer card is located at the rear of the server under Riser 1. The card is attached to the motherboard and supports cabling either of the rear hot swappable Cisco Boot-Optimized RAID controllers. Use this procedure to install the M.2 Interposer card.
  • Page 154 Replacing the Supercap (RAID Backup) This server supports installation of one Supercap unit. The unit mounts to a bracket and attaches through the Supercap cable. Procedure Step 1 Prepare the server for component installation: Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 155 Locate the Supercap modules near the RAID card by the front-loading drives. b) Disconnect the Supercap cable connector from the RAID cable connector. c) Push aside the securing tab and open the hinged door that secures the Supercap to its bracket. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 156 Servicing the Server Replacing the Supercap (RAID Backup) d) Lift the Supercap free of the bracket and set it aside. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 157 Make sure that the RAID cable will not obstruct installation, then insert the new Supercap into the mounting bracket. Note You must feed the Supercap cable and connector through the open space in the tray so that the Supercap cable can connect to the RAID cable. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 158 Connect the Supercap cable from the RAID controller card to the connector on the new Supercap cable. d) Close the hinged plastic bracket over the Supercap. Push down until the securing tab clicks. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 159 Procedure Step 1 Prepare the server for component installation: a) Shut down and remove power from the server as described in Shutting Down and Removing Power From the Server, on page Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 160 The real-time clock (RTC) battery retains system settings when the server is disconnected from power. The battery type is CR2032. Cisco supports the industry-standard CR2032 battery, which can be ordered from Cisco (PID N20-MBLIBATT) or purchased from most electronic stores.
  • Page 161 The trusted platform module (TPM) plugs into a motherboard socket and is then permanently secured with a one-way screw. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 162 Remove the top cover from the server as described in Removing the Server Top Cover, on page Step 2 Check if there is a card installed in PCIe riser 2: Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 163 Choose Trusted Computing to open the TPM Security Device Configuration window. e) Verify that TPM SUPPORT and TPM State are Enabled. Step 3 Continue with Enabling the Intel TXT Feature in the BIOS, on page 152. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 164 PCBA before recycling the PCBA. The TPM module is secured to a threaded standoff by a tamper resistant screw. If you do not have the correct tool for the screw, you can use a pair of pliers to remove the screw. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 165 The following illustration shows the location of the TPM module's screw. Figure 39: Screw Location for Removing the TPM Module Step 2 Using the pliers, grip the head of the screw and turn it counterclockwise until the screw releases. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 166 Using the Clear CMOS Switch (SW4, Switch 9) , on page 156 • Using the Clear BIOS Password Switch (SW4, Switch 6), on page 157 • Using the Boot Alternate Cisco IMC Image Header (CN5, Pins 1-2), on page 157 Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 167 Location of header block CN5 Clear BIOS Password Switch (SW4 Switch 6) Clear CMOS Switch (SW4 Switch 9) Boot Alternate Cisco IMC Header: CN5 pins 1 - 2 Clear CMOS Switch (SW4 Switch 9) Location of SW4 DIP switches Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 168 Step 10 Replace the top cover, replace the server in the rack, replace power cords and any other cables, and then power on the server by pressing the Power button. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 169 Using the Boot Alternate Cisco IMC Image Header (CN5, Pins 1-2) You can use this Cisco IMC debug header to force the system to boot from an alternate Cisco IMC image. You will find it helpful to refer to the location of the CN5 header. See Service Headers and Jumpers, on page 154.
  • Page 170 CIMC will boot from alternate image on next reboot or input power cycle. Note If you do not remove the jumper, the server will boot from an alternate Cisco IMC image every time that you power cycle the server or reboot Cisco IMC.
  • Page 171 For information about removing the battery, see Replacing the RTC Battery, on page 148. Recycling the Main Motherboard PCB Assembly (PCBA) The PCBA is secured to the server's sheet metal through the following: Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 172 If you have not removed the TPM module, do so now. Step 2 When the TPM module is detached, locate the PCBA's screws. The following figure shows the location of the screws. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 173 • The server must be removed from the equipment rack. • The server's top cover must be removed. See Removing the Server Top Cover, on page Gather a T10 Torx screwdriver. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 174 Disconnect the vertical drive backplane. a) Using a T10 Torx driver, remove the four screws on the vertical drive backplane. b) Grasp the drive backplane and disconnect it from the module. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 175 Gather a T10 Torx screwdriver. Procedure Step 1 Using a T10 Torx driver, remove the screws that secure the front mezzanine module to the server chassis. There are total of six T10 screws: Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 176 Remove the bracket at the rear of the front mezzanine module. a) Using the T10 screwdriver, remove the five screws that secure the bracket at the rear of the module. b) Grasp the bracket and lift it off of the module. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 177 • Two size 2.5 slotted screws on the face of the tray. • Two T10 Torx screws that secure the PCBA to the interior of the tray. You must disconnect the PCBA from the tray before recycling the PCBA. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 178 Using a 2.5 slotted screwdriver, remove the two screws on the face of the front panel. b) Using a T10 screwdriver, remove the two screws that secure the PCBA to the sheet metal. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 179 Grasp the PCBA and simultaneously slide the PCBA upward to remove it. Step 3 Remove the PCBA and dispose of it properly in accordance with your local recycling and e-waste laws. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 180 Recycling Server Components Recycling the Server Front Panel PCBA Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 181 Server only: 30 in. (762 mm) (length) Server with slide rail: 31.5 in (800.1 mm) Weight • Maximum, fully configured with rail kit: 42.432 lb (19.25 • Maximum, not configured, no rail kit: 22.32 lb (10.13 Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 182 (when the server is stored or transported) Maximum Operating Duration Unlimited Sound power level Measure A-weighted per ISO7779 LwAd (Bels) Operation at 73°F (23°C) Sound pressure level Measure A-weighted per ISO7779 LpAm (dBA) Operation at 73°F (23°C) Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 183 Power Specifications Note Do not mix power supply types or wattages in the server. Both power supplies must be identical. You can get more specific power information for your exact server configuration by using the Cisco UCS Power Calculator: http://ucspowercalc.cisco.com The power specifications for the supported power supply options are listed in the following sections.
  • Page 184 This is the time output voltage remains within regulation limits at 100% load, during input voltage dropout 1200 W AC Power Supply This section lists the specifications for each 1050 W AC power supply (Cisco part number UCSC-PSU1-1200W-D). Table 9: 1200 W AC Specifications Description...
  • Page 185 Technical Specifications 1600 W AC Power Supply 1600 W AC Power Supply This section lists the specifications for each 1600 W AC power supply (Cisco part number UCSC-PSU1-1600W-D). This power supply is Platinum rated. Note For the 80PLUS platinum certification documented in the following table, you can find test results at https://www.clearesult.com/80plus/.
  • Page 186 Technical Specifications 2300 W AC Power Supply 2300 W AC Power Supply This section lists the specifications for each 2300 W AC power supply (Cisco part number UCSC-PSU1-2300W-D). This power supply is Titanium rated. Parameter Specification Input Connector IEC320 C20...
  • Page 187 Note Only the approved power cords or jumper power cords are supported. Please refer to the server specification sheet for lists of approved power cords. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 188 Technical Specifications Power Cord Specifications Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 189 Storage Controller Card Firmware Compatibility, on page 178 • RAID Backup (Supercap), on page 178 • Write-Cache Policy for Cisco 24G SAS Tri-mode Modular RAID Controller, on page 179 • Mixing Drive Types in RAID Groups, on page 179 •...
  • Page 190 Cisco Host Upgrade Utility (HUU) for your firmware release to bring it to a compatible level. See the HUU guide for your Cisco IMC release for instructions on downloading and using the utility to bring server components to compatible levels: Guides.
  • Page 191 The write policy can be set to Write Back, if preferred. You can set the write policy using the following methods: • For standalone servers, use the Cisco IMC interface to set Virtual Drive Properties > Write Policy. See the “Managing Storage Adapters” section in your Cisco IMC Configuration Guide.
  • Page 192 2. Connect SAS/SATA cable A2 from the A2 card connector to the A2 backplane connector. 3. For SFF-10-drive servers only: Connect SAS/SATA cable B2 from the B2 card connector to the B2 backplane connector. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 193 • Use the UCS power calculator at the following link to determine the power needed based on your server configuration: http://ucspowercalc.cisco.com • You cannot mix GPU cards in the server. Mixing GPUs is not supported. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 194 GPU Card Installation Requirement For All GPUs: Memory-Mapped I/O Greater Than 4 GB • All GPU cards must be procured from Cisco as there is a unique SBIOS ID required by Cisco management tools, such a CIMC and UCSM. • To support one or more GPUs, the server must have two CPUs and two full-height rear risers.
  • Page 195 Replacing a Single-Wide GPU Card Replacing a Single-Wide GPU Card A GPU kit (UCSC-GPURKIT-C220) is available from Cisco. The kit contains a GPU mounting bracket and the following risers (risers 1 and 2): • One x16 PCIe Gen4 riser, standard PCIe, supports Cisco VIC, full-height, 3/4 length •...
  • Page 196 Push evenly on both ends of the card until it is fully seated in the socket. c) Ensure that the card’s rear panel tab sits flat against the riser rear-panel opening. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 197 Captive screw for PCIe slot 2 Rear-panel opening for PCIe slot 2 (alignment feature) Handle for PCIe slot 1 riser Rear-panel opening for PCIe slot 3 Handle for PCIe slot 2 riser Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 198 Position the PCIe riser over its sockets on the motherboard and over the chassis alignment channels. Figure 44: PCIe Riser Alignment Features • For a server with 3 HHHL risers, 3 sockets and 3 alignment features are available, as shown below. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 199 Riser alignment features in chassis (captive screws) e) Carefully push down on both ends of the PCIe riser to fully engage its two connectors with the two sockets on the motherboard. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 200 2. Update the GPU drivers. 1. Updating the Server BIOS Install the latest Cisco UCS C220 server BIOS by using the Host Upgrade Utility for the appropriate server. Note You must do this procedure before you update the NVIDIA drivers.
  • Page 201 Step 4 Restart the server. Step 5 Check that the virtual machine is able to recognize the GPU card. In Windows, use the Device Manager and look under Display Adapters. Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 202 GPU Card Installation GPU Card Installation Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 203 Refer to the guide that is for the version of Cisco UCS Manager that you are using. Also refer to the release notes for Cisco UCS Manager software and C-Series Cisco IMC software for any special considerations regarding integration in your release.
  • Page 204 Installation for Cisco Software Management Installation for Cisco Software Management Cisco UCS C220 M8 Server Installation and Service Guide...
  • Page 205 161, 163 recycling, front panel PCBAs recycling, main motherboard PCBA installing CPUs removing boot RAID controller installing heatsinks removing CPUs installing M.2 interposer removing heatsinks installing OCP card (FH risers Cisco UCS C220 M8 Server Installation and Service Guide IN-1...
  • Page 206 55, 62 removing TPM SAS/SATA drive, reseating removing, air duct removing, M.2 modules 103, 106 removing, mLOM reseating drives, SAS/SATA TPM, removing 58, 67 riser cages (FH), installing trusted platform module Cisco UCS C220 M8 Server Installation and Service Guide IN-2...