Cisco UCS C220 M4 Maintaining The Server Download

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3-61

Cisco UCS C220 M4 Server Installation and Service Guide

OL-32473-01

Chapter 3 Maintaining the Server

Installing or Replacing Server Components

Verify that the following items are listed as Enabled:

–

VT-d Support (default is Enabled)

–

VT Support (default is Enabled)

–

TPM Support

–

TPM State

•

If VT-d Support and VT Support are already enabled, skip to

Step 4

•

If VT-d Support and VT Support are not enabled, continue with the next steps to enable them.

Press

Escape

to return to the BIOS Setup utility

Advanced

tab.

On the Advanced tab, choose

Processor Configuration

to open the Processor Configuration

window.

Set Intel (R) VT and Intel (R) VT-d to

Enabled

Step 4

Enable the Intel Trusted Execution Technology (TXT) feature:

Return to the Intel TXT(LT-SX) Hardware Support window if you are not already there.

Set TXT Support to

Enabled

Step 5

Press

F10

to save your changes and exit the BIOS Setup utility.

Summary of Contents for UCS C220 M4

Page 1: ...d system event logs by using the built in Cisco Integrated Management Controller Cisco IMC GUI or CLI interfaces See the user documentation for your firmware release at the following URL http www cisco com en US products ps10739 products_installation_and_configuration_guides_list html Server Configuration Utility Cisco has also developed the Cisco Server Configuration Utility for C Series servers ...

Page 2: ... LEDs page 3 7 Front Panel LEDs Figure 3 1 shows the front panel LEDs Table 3 1 defines the LED states Figure 3 1 Front Panel LEDs 1 Hard drive fault LED Note NVMe PCIe SSDs drive tray LEDs have slightly different behavior See Table 3 1 for the LED states 6 Fan status LED 2 Hard drive activity LED 7 Temperature status LED 3 Power button power status LED 8 Power supply status LED 4 Identification b...

Page 3: ...ard drive is reading or writing data 1 PCIe NVMe PCIe SSD status SFF 8 drives version only Off The drive is not in use and can be safely removed Green The drive is in use and functioning properly Green blinking the driver is initializing following insertion or the driver is unloading following an eject command Amber The drive has failed Amber blinking A drive Locate command has been issued in the ...

Page 4: ... are operating properly Amber steady One or more fan modules breached the critical threshold Amber blinking One or more fan modules breached the non recoverable threshold 7 Temperature status Green The server is operating at normal temperature Amber steady One or more temperature sensors breached the critical threshold Amber blinking One or more temperature sensors breached the non recoverable thr...

Page 5: ...FP there is a single status LED Off No link is present Green steady Link is active Green blinking Traffic is present on the active link 1 Optional mLOM 10 Gb BASE T link speed Off Link speed is 10 Mbps Amber Link speed is 100 Mbps 1 Gbps Green Link speed is 10 Gbps 1 Optional mLOM 10 Gb BASE T link status Off No link is present Green Link is active Green blinking Traffic is present on the active l...

Page 6: ...ndby power on Green solid 12 V main power on 12 V standby power on Amber blinking Warning threshold detected but 12 V main power on Amber solid Critical error detected 12 V main power off for example over current over voltage or over temperature failure DC power supply UCSC PSUV2 1050DC Off No DC input 12 V main power off 12 V standby power off Green blinking 12 V main power off 12 V standby power...

Page 7: ...igure 3 3 for the locations of these internal LEDs Figure 3 3 Internal Diagnostic LED Locations 1 Fan module fault LEDs one next to each fan connector on the motherboard 4 SD card fault LEDs one next to each bay 2 CPU fault LEDs one in front of each CPU 5 RTC battery fault LED 3 DIMM fault LEDs one in front of each DIMM socket on the motherboard 6 mLOM card fault LED on motherboard next to mLOM so...

Page 8: ...g fans and it is safe to power off the server from this mode You can invoke a graceful shutdown or a hard shutdown by using either of the following methods Use the Cisco IMC management interface Use the Power button on the server front panel To use the Power button follow these steps Step 1 Check the color of the Power Status LED see the Front Panel LEDs section on page 3 2 Green The server is in ...

Page 9: ...nd set it aside Step 2 Replace the top cover Note The latch must be in the fully open position when you set the cover back in place which allows the opening in the latch to sit over a peg that is on the fan tray a With the latch in the fully open position place the cover on top of the server about one half inch 1 27 cm behind the lip of the front cover panel The opening in the latch should fit ove...

Page 10: ...e components can be removed and replaced without powering off and removing AC power from the server This type of replacement has two varieties hot swap and hot plug Hot swap replacement You do not have to precondition or shut down the component in the software before you remove it for the following components SAS SATA drives Cooling fan modules Power supplies when 1 1 redundant Hot plug replacemen...

Page 11: ...g the Cisco IMC interface See the Status LEDs and Buttons section on page 3 2 for locations of these LEDs This section describes how to install and replace server components and it includes the following topics Replaceable Component Locations page 3 12 Replacing SAS SATA Hard Drives or Solid State Drives page 3 13 Replacing a 2 5 Inch Form Factor NVMe PCIe Solid State Drive page 3 16 Replacing HHH...

Page 12: ...vide the PCIe bus connection 10 Trusted platform module TPM socket on motherboard not visible in this view 2 Cooling fan modules six 11 PCIe riser 2 half height PCIe slot 2 3 Supercap Power Module RAID backup mounting bracket 12 PCIe riser 1 full height PCIe slot 1 4 DIMM sockets on motherboard 24 13 Modular LOM mLOM connector on chassis floor 5 CPUs and heatsinks up to two 14 Cisco modular RAID c...

Page 13: ...ce When populating drives add drives to the lowest numbered bays first Keep an empty drive blanking tray in any unused bays to ensure proper airflow You can mix SAS SATA hard drives and SAS SATA SSDs in the same server the LFF version of the server does not support SSDs However you cannot configure a logical volume virtual drive that contains a mix of hard drives and SSDs That is when you create a...

Page 14: ...n prompted during bootup b Go to the Boot Options tab c Under Boot Option Priorities verify that the OS you installed is listed as your Boot Option 1 Setting Up Booting in UEFI Mode in the Cisco IMC GUI Step 1 Use a web browser and the IP address of the server to log into the Cisco IMC GUI management interface Step 2 Navigate to Server BIOS Step 3 Under Actions click Configure BIOS Step 4 In the C...

Page 15: ... on the face of the drive tray See Figure 3 8 b Grasp and open the ejector lever and then pull the drive tray out of the slot c 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 a Place a new drive in the empty drive tray and install the four drive tray screws b With the ejec...

Page 16: ...st have two CPUs PCIe riser 2 is not available in a single CPU system the PCIe riser carries the PCIe signal from the front panel drive bays PCIe riser version 2B UCSC PCI 2B 220M4 with bundled cables This version of the riser has cable connectors for the PCIe cables that connect to the drive backplane Observe these restrictions for NVMe SFF 2 5 inch SSDs You can boot UEFI only from an NVMe SFF 2 ...

Page 17: ... Step 4 Save your changes and exit the software Table 3 4 2 5 Inch Form Factor NVMe SSD Hot Insertion Hot Removal Support By OS NVMe SSD NVMe SSD Firmware Minimum Win 2012 Win 2012R RHEL 7 2 SLES 12 SP1 ESXi 6 2 Intel UCS PCI25 8003 8DV1CB06 Hot insertion Hot removal Hot insertion Hot removal Hot insertion Hot removal Hot insertion Hot removal Not supported Intel UCS PCI25 16003 8DV1CB06 Hot inser...

Page 18: ...rive is not in use and can be safely removed b Press the release button on the face of the drive tray See Figure 3 8 c Grasp and open the ejector lever and then pull the drive tray out of the slot d If you are replacing an existing SSD remove the four drive tray screws that secure the SSD to the tray and then lift the SSD out of the tray Note If this is the first time that NVMe SFF 2 5 inch SSDs a...

Page 19: ...r as described in Removing and Replacing the Server Top Cover page 3 9 d Use two hands to grasp the metal bracket of the riser assembly and lift straight up to disengage its connectors from the two sockets on the motherboard e If the riser has any cards installed remove them from the riser Step 2 Install a new PCIe riser assembly Version 2B a If you removed any cards from the old riser assembly in...

Page 20: ...Connect the cable labeled Port A to the Port A connector connect the cable labeled Port B to the Port B connector see Figure 3 10 Step 4 Replace the top cover Step 5 Replace the server in the rack replace cables and then power on the server by pressing the Power button Figure 3 10 PCIe Riser Version 2B Cabling to Drive Backplane 1 PCIe connector Port A 3 Cable connector on PCIe riser 2B UCSC PCI 2...

Page 21: ...SSDs using PCIe slots 1 2 One CPU systems In a single CPU system PCIe riser 2 slot 2 is not available Therefore the maximum number of HHHL form factor SSDs you can populate is 1 in PCIe slot 1 HHHL Form Factor NVME PCIe SSD Requirements and Restrictions Observe these requirements for HHHL form factor NVMe SSDs Both versions of the server support HHHL form factor NVMe SSDs LFF 4 drives and SFF 8 dr...

Page 22: ...rom the two sockets on the motherboard e Open the hinged plastic retainer that secures the rear panel tab of the card see Figure 3 11 f Pull evenly on both ends of the HHHL form factor NVME SSD to remove it from the socket on the PCIe riser If the riser has no SSD remove the blanking panel from the rear opening of the riser Step 2 Install a new HHHL form factor NVME SSD a Open the hinged plastic r...

Page 23: ... and Service Guide OL 32473 01 Chapter 3 Maintaining the Server Installing or Replacing Server Components Figure 3 11 PCIe Riser Assembly Showing UCSC PCI 2B C220M4 1 Hinged rear panel tab retainer 2 Card socket on riser 2 version 2B 353289 1 2 ...

Page 24: ... 1 Remove a fan module that you are replacing see Figure 3 13 a Slide the server out the front of the rack far enough so that you can remove the top cover You might have to detach cables from the rear panel to provide clearance Caution If you cannot safely view and access the component remove the server from the rack b Remove the top cover as described in Removing and Replacing the Server Top Cove...

Page 25: ...ion and Service Guide OL 32473 01 Chapter 3 Maintaining the Server Installing or Replacing Server Components Figure 3 13 Top View of Fan Module 1 Openings in fan module for motherboard alignment pegs 2 Fan connector to motherboard 353095 1 2 ...

Page 26: ...move the RTC battery see Figure 3 14 a Power off the server as described in Shutting Down and Powering Off the Server page 3 8 b Slide the server out the front of the rack far enough so that you can remove the top cover You might have to detach cables from the rear panel to provide clearance Caution If you cannot safely view and access the component remove the server from the rack c Remove the top...

Page 27: ...intaining the Server Installing or Replacing Server Components Figure 3 14 Motherboard RTC Battery Location 1 RTC battery holder on motherboard 2 Prying point on battery in holder 353096 FAN 6 FAN 5 FAN 4 FAN 3 FAN 2 FAN 1 CPU 2 CPU 1 PSU 2 PSU 1 PCIe Riser 1 PCIe Riser 2 SD 1 SD 2 2 1 ...

Page 28: ...s 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 Memory Performance Guidelines and Population Rules This section describes the type of memory that the server requires and its effect on performance The section includes the following topics DIMM S...

Page 29: ... DIMM populate slot 1 first the blue slot When both CPUs are installed populate the DIMM sockets of each CPU identically Fill blue 1 slots in the channels first A1 E1 B1 F1 C1 G1 D1 H1 Fill black 2 slots in the channels second A2 E2 B2 F2 C2 G2 D2 H2 Fill white 3 slots in the channels third A3 E3 B3 F3 C3 G3 D3 H3 Any DIMM installed in a DIMM socket for which the CPU is absent is not recognized In...

Page 30: ...annels on a CPU must be populated identically with regard to size and organization DIMM socket populations within a channel for example A1 A2 A3 do not have to be identical but the same DIMM slot location across all four channels must be populated the same For example DIMMs in sockets A1 B1 C1 and D1 must be identical DIMMs in sockets A2 B2 C2 and D2 must be identical However the A1 B1 C1 D1 DIMMs...

Page 31: ...he front of the rack far enough so that you can remove the top cover You might have to detach cables from the rear panel to provide clearance Caution If you cannot safely view and access the component remove the server from the rack c Remove the top cover as described in Removing and Replacing the Server Top Cover page 3 9 d Identify the faulty DIMM by observing the DIMM slot fault LEDs on the mot...

Page 32: ...ager Release 2 2 4 introduced a server pack feature that allows Intel v4 CPUs to run with Cisco UCS Manager Release 2 2 4 or later The UCS Manager Capability Catalog must be updated to 2 2 7c or later The server Cisco IMC BIOS must be running the minimum version or later as described in Table 3 6 Do one of the following actions If your server s firmware and or Cisco UCS Manager software are alread...

Page 33: ...ew independent loading mechanism ILM CPU sockets so no Pick and Place tools are required for CPU handling or installation Always grasp the plastic frame on the CPU when handling Step 1 Power off the server as described in Shutting Down and Powering Off the Server page 3 8 Step 2 Slide the server out the front of the rack far enough so that you can remove the top cover You might have to detach cabl...

Page 34: ...PU by the finger grips on its plastic frame and align the tab on the frame that is labeled ALIGN with the SLS mechanism as shown in Figure 3 17 b Insert the tab on the CPU frame into the seat until it stops and is held firmly The line below the word ALIGN should be level with the edge of the seat as shown in Figure 3 17 c Swing the hinged seat with the CPU down until the CPU frame clicks in place ...

Page 35: ... shipped with spare CPUs to the old thermal grease on the heatsink and CPU and let it soak for a least 15 seconds b Wipe all of the old thermal grease off the old heat sink and CPU using the soft cloth that is included with the heatsink cleaning kit Be careful to not scratch the heat sink surface Note New heatsinks come with a pre applied pad of thermal grease If you are reusing a heatsink you mus...

Page 36: ... additional parts might not be included with the CPU or motherboard spare bill of materials BOM The TAC engineer might need to add the additional parts to the RMA to help ensure a successful replacement Scenario 1 You are reusing the existing heatsinks Heat sink cleaning kit UCSX HSCK Thermal grease kit for C240 M4 UCS CPU GREASE3 Scenario 2 You are replacing the existing heatsinks Heat sink UCSC ...

Page 37: ...and access the component remove the server from the rack c Remove the top cover as described in Removing and Replacing the Server Top Cover page 3 9 d Locate the SD card that you are replacing on the motherboard see Figure 3 19 e Push on the top of the SD card and then release it to allow it to spring up in the slot f Remove the SD card from the slot Step 2 Install an SD card a Insert the SD card ...

Page 38: ...s into a dedicated motherboard socket and provides a horizontal socket for the Cisco modular RAID controller card Step 1 Prepare the server for component installation a Power off the server as described in Shutting Down and Powering Off the Server page 3 8 b Slide the server out the front of the rack far enough so that you can remove the top cover You might have to detach cables from the rear pane...

Page 39: ...ard socket The metal riser bracket must also engage the two pegs that secure it to the chassis wall d Reconnect the SAS cable to its connector on the RAID controller card Step 4 Replace the top cover Step 5 Replace the server in the rack replace cables and then power on the server by pressing the Power button Figure 3 20 Cisco Modular RAID Controller Riser Internal Riser 3 Location 1 Cisco modular...

Page 40: ...nstructions on downloading and using the utility to bring server components to compatible levels HUU Guides Replacement Procedure Step 1 Prepare the server for component installation a Power off the server as described in Shutting Down and Powering Off the Server page 3 8 b Slide the server out the front of the rack far enough so that you can remove the top cover You might have to detach cables fr...

Page 41: ...he card to seat its connector in the riser socket c Tighten the single thumbscrew that secures the card to the riser bracket Step 5 Return the riser to the server a Align the connector on the riser with the socket on the motherboard At the same time align the two slots on the back side of the bracket with the two pegs on the inner chassis wall b Push down gently to engage the riser connector with ...

Page 42: ...st also lift off of two pegs that hold it to the inner chassis wall c Set the riser upside down Step 3 Remove the card from the riser a Loosen the single thumbscrew that secures the card to the metal riser bracket see Figure 3 21 b Pull the card straight out from its socket on the riser and the guide channel on the riser bracket c Set the card on an antistatic surface Step 4 Remove a TMM from the ...

Page 43: ... guide channel on the riser bracket see Figure 3 21 c Carefully push on both corners of the card until it is seated in the socket d Tighten the single thumbscrew that secures the card to the riser bracket Step 7 Return the riser to the server a Align the connector on the riser with the socket on the motherboard At the same time align the two slots on the back side of the bracket with the two pegs ...

Page 44: ...igure 3 22 TMM on Modular RAID Controller Card 1 TMM on modular RAID card 5 Side view guide peg 2 Securing bracket clips 6 Side view socket on modular RAID card 3 Guide pegs on bracket protruding through guide holes on TMM 7 Side view connector on underside of TMM 4 SCPM cable connector on TMM 8 Side view securing clips 304945 4 1 6 5 7 3 2 8 1 1 2 ...

Page 45: ...ions Statement 1015 Step 1 Remove an existing SCPM see Figure 3 23 a Power off the server as described in Shutting Down and Powering Off the Server page 3 8 b Slide the server out the front of the rack far enough so that you can remove the top cover You might have to detach cables from the rear panel to provide clearance Caution If you cannot safely view and access the component remove the server ...

Page 46: ... Down and Powering Off the Server page 3 8 b Slide the server out the front of the rack far enough so that you can remove the top cover You might have to detach cables from the rear panel to provide clearance Caution If you cannot safely view and access the component remove the server from the rack c Remove the top cover as described in Removing and Replacing the Server Top Cover page 3 9 Step 2 R...

Page 47: ...seated and the retention clip locks over the module see Figure 3 25 Figure 3 25 Software RAID 5 Key Module Retention Clip Step 4 Replace the top cover Step 5 Replace the server in the rack replace cables and then power on the server by pressing the Power button 1 Embedded software RAID 5 key header 353100 FAN 6 FAN 5 FAN 4 FAN 3 FAN 2 FAN 1 CPU 2 CPU 1 PSU 2 PSU 1 PCIe Riser 1 PCIe Riser 2 SD 1 SD...

Page 48: ...nce Caution If you cannot safely view and access the component remove the server from the rack c Remove the top cover as described in Removing and Replacing the Server Top Cover page 3 9 d Use two hands to grasp the metal bracket of the riser assembly and lift straight up to disengage its connectors from the two sockets on the motherboard e If the riser has any cards installed remove them from the...

Page 49: ...aining the Server Installing or Replacing Server Components Figure 3 27 PCIe Riser Assembly Location and Alignment Channels 1 PCIe riser assembly bracket 3 Chassis alignment channels 353102 FAN 6 FAN 5 FAN 4 FAN 3 FAN 2 FAN 1 CPU 2 CPU 1 PSU 2 PSU 1 PCIe Riser 1 PCIe Riser 2 SD 1 SD 2 1 2 ...

Page 50: ...d Resolving Limited Resources page 3 55 PCIe Slots The server contains two toolless PCIe risers for horizontal installation of PCIe cards See Figure 3 28 and Table 3 7 for a description of the PCIe slots on these risers Both slots support the network communications services interface NCSI protocol and standby power Figure 3 28 Rear Panel Showing PCIe Slots 353101 mLOM PCIe 01 PCIe 02 PSU 01 PSU 02...

Page 51: ... Use two hands to grasp the metal bracket of the riser assembly and lift straight up to disengage its connectors from the two sockets on the motherboard f Open the hinged plastic retainer that secures the rear panel tab of the card see Figure 3 29 g Pull evenly on both ends of the PCIe card to remove it from the socket on the PCIe riser If the riser has no card remove the blanking panel from the r...

Page 52: ... Installation and Service Guide OL 32473 01 Chapter 3 Maintaining the Server Installing or Replacing Server Components Figure 3 29 PCIe Riser Assembly 1 Hinged rear panel tab retainer 2 Card socket on riser 2 version 2B 353289 1 2 ...

Page 53: ... a different part number Cisco SFP module or you can use this part number 37 0961 01 if the serial number is not included in the range above See the data sheet for this adapter for other supported SFP modules Cisco UCS VIC 1227 Data Sheet Table 3 8 Cisco UCS C220 M4 Requirements for Virtual Interface Cards Virtual Interface Card VIC Number of This VIC Supported in Server Slots That SupportVICs Pri...

Page 54: ...the device serial numbers Note The override parameter is a setting for the IO Accelerator VSL software by server and is not stored in the device When moved to a new server the device defaults to the 25 W power limit until an external power cable is added or the override parameter is enabled for that device in the new server Step 1 Determine the serial number of the installed Fusion device by using...

Page 55: ...3 Reboot the server or unload and then load the drivers to enforce the parameter changes Installing Multiple PCIe Cards and Resolving Limited Resources When a large number of PCIe add on cards are installed in the server the system might run out of the following resources required for PCIe devices Option ROM memory space 16 bit I O space The topics in this section provide guidelines for resolving ...

Page 56: ...only 64 KB of legacy 16 bit I O resources available This 64 KB of I O space is divided between the CPUs in the system because the PCIe controller is integrated into the CPUs This server BIOS has the capability to dynamically detect the 16 bit I O resource requirement for each CPU and then balance the 16 bit I O resource allocation between the CPUs during the PCI bus enumeration phase of the BIOS P...

Page 57: ...upgrade to TPM 2 0 If there is no existing TPM in the server you can install TPM 2 0 You must first upgrade to Intel v4 code regardless of whether the installed CPU is Intel v3 or v4 TPM 2 0 requires Intel v4 code or later Caution If your Intel v3 or Intel v4 system is currently supported and protected by TPM version 2 0 a potential security exposure might occur if you downgrade the system softwar...

Page 58: ...from the rack c Remove the top cover as described in Removing and Replacing the Server Top Cover page 3 9 d Check if there is a card installed in PCIe riser 2 See Figure 3 30 If no card is installed in PCIe riser 2 you can access the TPM socket Go to Step 2 If a card is installed in PCIe riser 2 remove the PCIe riser assembly from the chassis See Replacing a PCIe Riser Assembly page 3 48 for detai...

Page 59: ...01 Chapter 3 Maintaining the Server Installing or Replacing Server Components Figure 3 30 TPM Socket Location on Motherboard 1 TPM socket and screw hole on motherboard 353103 FAN 6 FAN 5 FAN 4 FAN 3 FAN 2 FAN 1 CPU 2 CPU 1 PSU 2 PSU 1 PCIe Riser 1 PCIe Riser 2 SD 1 SD 2 1 ...

Page 60: ...dministrator password c Choose the Advanced tab d 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 page 3 60 Enabling the Intel TXT Feature in the BIOS Intel Trusted Execution Technology TXT provides greater protection for information that is used and sto...

Page 61: ...tep 4 If VT d Support and VT Support are not enabled continue with the next steps to enable them d Press Escape to return to the BIOS Setup utility Advanced tab e On the Advanced tab choose Processor Configuration to open the Processor Configuration window f Set Intel R VT and Intel R VT d to Enabled Step 4 Enable the Intel Trusted Execution Technology TXT feature a Return to the Intel TXT LT SX H...

Page 62: ...D controller riser to provide clearance If there is no card in PCIe riser 1 or the RAID card riser you can access the mLOM socket Continue with Step 3 If there is a card in PCIe riser 1 or the RAID card riser remove those risers to provide clearance See Replacing a PCIe Riser Assembly page 3 48 and Replacing a Cisco Modular RAID Controller Card page 3 40 for instructions Step 3 Loosen the single t...

Page 63: ...g the Server Installing or Replacing Server Components Figure 3 31 mLOM Card Socket Location 1 mLOM card socket location on motherboard under a PCIe riser 1 card and the RAID controller card 353104 FAN 6 FAN 5 FAN 4 FAN 3 FAN 2 FAN 1 CPU 2 CPU 1 PSU 2 PSU 1 PCIe Riser 1 PCIe Riser 2 SD 1 SD 2 1 ...

Page 64: ...not mix power supply types or wattages in the server Replacing an AC Power Supply Step 1 Remove the power supply that you are replacing or a blank panel from an empty bay see Figure 3 32 a Perform one of the following actions If your server has only one power supply shut down and power off the server as described in the Shutting Down and Powering Off the Server section on page 3 8 If your server h...

Page 65: ...s circuit breaker to avoid electric shock hazard Step 1 Turn off the DC power source from your facility s circuit breaker to avoid electric shock hazard 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 as shown in Figure 3 33 The other end of the cable has no connector so th...

Page 66: ...grounding wire are supplied on the chassis rear panel Note The grounding point on the chassis is sized for a single 10 32 screw A lock washer is required to secure the lug to the chassis You must provide your own screw with lock washer grounding lug and grounding wire The grounding lug must be a single hole lug that fits a 10 32 screw and 14 AWG wire The grounding cable that you provide must be 14...

Page 67: ...assword DIP Switch page 3 70 Using the Clear CMOS DIP Switch page 3 72 DIP Switch Location on the Motherboard See Figure 3 34 The position of the block of DIP switches SW6 is shown in red In the magnified view all switches are shown in the default position BIOS recovery Switch 1 Clear password Switch 2 Not used Switch 3 Clear CMOS Switch 4 Figure 3 34 Service DIP Switches SW6 1 DIP switch block SW...

Page 68: ...UAL FOR ANY ISSUES Note As indicated by the message shown above there are two procedures for recovering the BIOS Try procedure 1 first If that procedure does not recover the BIOS use procedure 2 Procedure 1 Reboot with recovery cap or bios cap File Step 1 Download the BIOS update package and extract it to a temporary location Step 2 Copy the contents of the extracted recovery folder to the root di...

Page 69: ...n remove the top cover You might have to detach cables from the rear panel to provide clearance Caution If you cannot safely view and access the component remove the server from the rack Step 6 Remove the top cover as described in Removing and Replacing the Server Top Cover page 3 9 Step 7 Slide the BIOS recovery DIP switch from position 1 to the closed position see Figure 3 34 Step 8 Reconnect AC...

Page 70: ...f you cannot safely view and access the component remove the server from the rack Step 4 Remove the top cover as described in Removing and Replacing the Server Top Cover page 3 9 Step 5 Slide the clear password DIP switch from position 2 to the closed position see Figure 3 34 Step 6 Reinstall the top cover and reconnect AC power cords to the server The server powers up to standby power mode indica...

Page 71: ... and Service Guide OL 32473 01 Chapter 3 Maintaining the Server Service DIP Switches Step 11 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 ...

Page 72: ...e top cover as described in Removing and Replacing the Server Top Cover page 3 9 Step 5 Slide the clear CMOS DIP switch from position 4 to the closed position see Figure 3 34 Step 6 Reinstall the top cover and reconnect AC power cords to the server The server powers up to standby power mode indicated when the Power LED on the front panel is amber Step 7 Return the server to main power mode by pres...

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