Dell Precision 7920 Owner'S Manual Download Page 26

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System board jumpers and connectors

Figure 12. System board jumpers and connectors

Table 10. System board jumpers and connectors

Item

Connector

Description

J_ODD

Optical drive power connector

A7, A1, A8, A2, A9, A3

Memory module sockets

J_FAN2U_6

Cooling fan 6 connector

J_BP3

Backplane 3 power connector

J_FAN2U_5

Cooling fan 5 connector

A6, A12, A5, A11, A4, A10

Memory module sockets

J_FAN2U_4

Cooling fan 4 connector

INTRUSION_DET

Intrusion switch connector

B7, B1, B8, B2, B9, B3

Memory module sockets

J_FAN2U_3

Cooling fan 3 connector

J_FAN2U_2

Cooling fan 2 connector

Disassembly and reassembly

Summary of Contents for Precision 7920

Page 1: ...Dell Precision 7920 Rack Owner s Manual Regulatory Model E38S Regulatory Type E38S001 November 2020 Rev A02 ...

Page 2: ...tial damage to hardware or loss of data and tells you how to avoid the problem WARNING A WARNING indicates a potential for property damage personal injury or death 2018 2020 Dell Inc or its subsidiaries All rights reserved Dell EMC and other trademarks are trademarks of Dell Inc or its subsidiaries Other trademarks may be trademarks of their respective owners ...

Page 3: ...know 15 Common error messages 15 Startup Shutdown sequence 17 Diagnostics and indicators 17 Chassis LEDs 17 Status LED indicators 17 Hard drive indicator codes 19 NIC indicator codes 20 Power supply unit indicator codes 20 iDRAC Direct LED indicator codes 21 iDRAC Quick Sync 2 indicator codes 22 Enhanced Preboot System Assessment 23 Jumpers and connectors 25 System board jumpers and connectors 26 ...

Page 4: ...ing the Service Tag using Easy Restore 81 Manually update the Service Tag 81 Installation 81 Rack Rails 82 Initialization 90 Basic configuration 91 Accessing system information by using QRL 91 Quick Resource Locator for 7920R 92 Chapter 5 Technology and components 93 iDRAC9 93 iDRAC 9 New features 93 Dell Lifecycle Controller 94 Processors 95 Supported processors 95 Chipset 101 System memory 102 G...

Page 5: ...al Communication screen details 121 System profile settings screen details 121 System security settings screen details 122 Miscellaneous settings screen details 124 Technical specifications 124 System dimensions 124 Chassis weight 125 Processor specifications 125 PSU specifications 126 System battery specifications 126 Expansion bus specifications 126 Memory specifications 126 Ports and connectors...

Page 6: ...ing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product CAUTION To avoid electrostatic discharge ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface at the same time as touching a connector on the back of the computer CAUTION Handle components and cards with care Do not...

Page 7: ...emove the system cover After working inside your computer About this task After you complete any replacement procedure ensure that you connect any external devices cards and cables before turning on your computer Steps 1 Replace the cover 2 If applicable install the system into the rack 3 Reconnect the peripherals and connect the system to the electrical outlet 4 Turn on the system including any a...

Page 8: ... view 1 System Status Indicator 2 System health and system ID 3 iDRAC Quick Sync 2 wireless indicator 4 Hard drive x8 5 USB 3 0 connector 6 Optical drive optional 7 USB 2 0 connector 8 Power button Power light 9 VGA connector 10 USB management port iDRAC Direct 11 USB 2 0 connector 2 8 Chassis View ...

Page 9: ...tification connector 12 System identification button Inside the system NOTE Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Rea...

Page 10: ...he system is functioning correctly or requires attention The LCD panel can also be used to configure or view the system s iDRAC IP address For information about the event and error messages generated by the system firmware and agents that monitor system components see the Error Code Lookup page at qrl dell com The LCD panel is available only on the optional front bezel The optional front bezel is ...

Page 11: ...he right button to increase scrolling speed Release the button to stop NOTE The display stops scrolling when the button is released After 45 seconds of inactivity the display starts scrolling 4 LCD display Displays system information status and error messages or iDRAC IP address Viewing Home screen The Home screen displays user configurable information about the system This screen is displayed dur...

Page 12: ...be set as the default on the Home screen View menu NOTE When you select an option in the View menu you must confirm the option before proceeding to the next action Option Description iDRAC IP Displays the IPv4 or IPv6 addresses for iDRAC9 Addresses include DNS Primary and Secondary Gateway IP and Subnet IPv6 does not have Subnet MAC Displays the MAC addresses for iDRAC iSCSI or Network devices Nam...

Page 13: ...ystem information label System information label Precision 7920 Rack Front system information label Figure 3 LED Behavior Express Service Tag Configuration and Layout Precision 7920 Rack Service information Figure 4 System touchpoint electrical overview jumper settings and memory information 3 Product Overview 13 ...

Page 14: ...t require greater storage while not sacrificing I O performance Performance Two Intel Xeon Skylake Processor Scalable Family processors Twenty four DIMM Slot supporting up total up to 1 5TB of memory Support total up to eight hard drives Availability Redundant power supply units PSUs Hot plug and hot swappable PSUs hard disk drives and fans PERC9 PERC10 Chipset SATA Internal vFLASH card iDRAC9 Exp...

Page 15: ... for BIOS Firmware Software Startup Shutdown sequence Common error messages The Event Message Reference contains the error and event information generated by firmware and other agents that monitor system components These events might be logged presented to the user on one of the system management consoles or both logged and displayed Each event consists of the following fields Table 3 Common error...

Page 16: ...unctioning Severity 2 Warning Indicates a high impact problem where a system or component is disrupted but can remain productive and perform business level operations Severity 3 Information Indicates a medium to low impact problem that involves a partial or noncritical loss of functionality operations are impaired but can continue to function LCD Message The event message text that is displayed on...

Page 17: ...us is returned Enhanced boot support The following lists the boot support enhancements Enhanced method to change the boot list based on Fully Qualified Descriptors FQDDs This allows for systems management consoles and the factory to specify a boot list for devices that are not currently present for example disabled NDC or other boot mode New ability to toggle between LC and BIOS The Boot Manager F...

Page 18: ... cooling fan has been removed or has failed System cover air shroud memory module blank or back filler bracket is removed Ambient temperature is too high External airflow is obstructed If the problem persists see the Getting help section Electrical indicator The indicator turns solid amber if the system experiences an electrical error for example voltage out of range or a failed power supply unit ...

Page 19: ...se or not The status LED indicator indicates the power condition of the drive Hard drive indicators NOTE LED status or activity indicators will only work with a backplane with each carriers shown below Figure 5 Hard drive indicators 1 hard drive activity LED indicator 2 hard drive status LED indicator 3 hard drive NOTE If the hard drive is in the Advanced Host Controller Interface AHCI mode the st...

Page 20: ...Figure 6 NIC indicator codes 1 Link LED indicator 2 Activity LED indicator Table 6 NIC indicator codes Status Condition Link and activity indicators are off The NIC is not connected to the network Link indicator is green and activity indicator is blinking green The NIC is connected to a valid network at its maximum port speed and data is being sent or received Link indicator is amber and activity ...

Page 21: ...ly the PSU with the blinking indicator Swapping the PSU to make a matched pair can result in an error condition and unexpected system shutdown To change from a high output configuration to a low output configuration or vice versa you must turn off the system CAUTION AC PSUs support both 240 V and 120 V input voltages with the exception of Titanium PSUs which support only 240 V When two identical P...

Page 22: ...ick Sync 2 is ready to communicate Press the iDRAC Quick Sync 2 button to turn off If the LED fails to turn off restart the system If the problem persists see the Getting help section Blinks white rapidly Indicates data transfer activity NA If the problem persists see the Getting help section Blinks white slowly Indicates that firmware update is in progress NA If the indicator continues to blink i...

Page 23: ... The Dell Embedded System Diagnostics is also known as Enhanced Preboot System Assessment ePSA diagnostics The embedded system diagnostics provides a set of options for particular device groups or devices allowing you to Run tests automatically or in an interactive mode Repeat tests Display or save test results Introduce more test options for extra information about the failed devices run a thorou...

Page 24: ... System Health tab the Configuration tab and the Event Log tab 5 Close the Embedded System Diagnostics utility 6 To leave the diagnostics click Exit 7 Click OK when prompted and the system reboots Running the Embedded System Diagnostics from the Dell Lifecycle Controller To run the embedded system diagnostics from the Dell Lifecycle Controller 1 As the system boots press F10 24 Disassembly and rea...

Page 25: ...pers It also provides some basic information about jumpers and switches and describes the connectors on the various boards in the system Jumpers on the system board help to disable the system and setup passwords You must know the connectors on the system board to install components and cables correctly Disassembly and reassembly 25 ...

Page 26: ... A9 A3 Memory module sockets 3 J_FAN2U_6 Cooling fan 6 connector 4 J_BP3 Backplane 3 power connector 5 J_FAN2U_5 Cooling fan 5 connector 6 A6 A12 A5 A11 A4 A10 Memory module sockets 7 J_FAN2U_4 Cooling fan 4 connector 8 INTRUSION_DET Intrusion switch connector 9 B7 B1 B8 B2 B9 B3 Memory module sockets 10 J_FAN2U_3 Cooling fan 3 connector 11 J_FAN2U_2 Cooling fan 2 connector 26 Disassembly and reas...

Page 27: ...connector 25 J_USB_INT Internal USB connector 26 J_IDSDM IDSDM vFlash connector 27 J_NDC NDC connector 28 J_R2_X24_IT9 Riser 2 connector 29 J_R2_3R_X8_IT9 Riser 2 connector 30 BATTERY Battery connector 31 J_FRONT_VIDEO Video connector 32 J_R1_SS82_3 and J_R1_SS60_1 Riser 1 connector 33 J_TPM_MODULE TPM connector 34 J_SATA_B SATA B connector 35 J_R1_SS82_1 Riser 1 connector Mini PERC option 36 J_SA...

Page 28: ...emove the system cover 3 Move the jumper on the system board jumper from pins 2 and 4 default to pins 4 and 6 4 Install the system cover The existing passwords are not disabled erased until the system boots with the jumper on pins 4 and 6 However before you assign a new system and or setup password you must move the jumper back to pins 2 and 4 NOTE If you assign a new system and or setup password ...

Page 29: ... to the LCD bezel package 2 Align and insert the right end of the bezel onto the system 3 Press the release button and fit the left end of the bezel onto the system 4 Lock the bezel by using the key System cover Removing system cover Prerequisites 1 Turn off the system including any attached peripherals 2 Disconnect the system from the electrical outlet and disconnect the peripherals Steps 1 Using...

Page 30: ...stem cover with the slots on the system 2 Push the system cover latch down 3 Using a flat head screwdriver rotate the latch release lock clockwise to the locked position Next steps 1 Reconnect the peripherals and connect the system to the electrical outlet 2 Turn on the system including any attached peripherals Optical drive Removing optical drive Prerequisites 1 If installed remove the front beze...

Page 31: ...r and front bezel if applicable Air shroud Removing air shroud Prerequisites CAUTION Never operate your system with the air shroud removed The system may get overheated quickly resulting in shutdown of the system and loss of data 1 If installed remove the full length PCIe cards 2 If applicable remove the GPU cards Steps Hold the shroud at both ends and lift it away from the system Disassembly and ...

Page 32: ...into the system until it is firmly seated When firmly seated the memory socket numbers marked on the air shroud align with the respective memory sockets Next steps 1 If removed install the full length PCIe cards 2 If applicable install the GPU cards Cooling fan assembly Removing cooling fan assembly Steps 1 Lift the release levers to unlock the cooling fan assembly from the system 2 Hold the relea...

Page 33: ...ns Removing cooling fan Prerequisites NOTE Opening or removing the system cover when the system is ON may expose you to a risk of electric shock Exercise utmost care while removing or installing cooling fans NOTE The system will shutdown if the system cover is removed before shutting down the system CAUTION The cooling fans are hot swappable To maintain proper cooling while the system is on replac...

Page 34: ...or on the system board 2 Slide the cooling fan into the cooling fan assembly until the release tab locks into place Intrusion switch Removing intrusion switch Prerequisites 1 Remove the cooling fan assembly Steps Press the intrusion switch and slide it out of the from the intrusion switch slot 34 Disassembly and reassembly ...

Page 35: ...h locks in place Next steps 1 Install the cooling fan assembly Hard drive Removing hard drive blank Prerequisites 1 If installed remove the front bezel CAUTION To maintain proper system cooling all empty hard drive slots must have hard drive blanks installed Steps Press the release button and slide the hard drive blank out of the hard drive slot Disassembly and reassembly 35 ...

Page 36: ...tion see the documentation for the storage controller CAUTION To prevent data loss ensure that your operating system supports hot swappable drive installation See the documentation supplied with your operating system CAUTION Before attempting to remove or install a hard drive while the system is running see the documentation for the storage controller card to ensure that the host adapter is config...

Page 37: ...pports hot swap drive installation See the documentation supplied with your operating system NOTE When a replacement hot swappable hard drive is installed and the system is powered on the hard drive automatically begins to rebuild Make absolutely sure that the replacement hard drive is blank or contains data that you wish to have over written Any data on the replacement hard drive is immediately l...

Page 38: ...ng 3 5 inch hard drive from hard drive carrier Steps 1 Using Phillips 1 screwdriver remove the screws from the slide rails on the hard drive carrier 2 Lift the hard drive out of the hard drive carrier Next steps Install hard drive into the hard drive carrier 38 Disassembly and reassembly ...

Page 39: ...fault indicator flashes while the drive is turning off When the hard drive indicators are off the hard drive is ready for removal For more information see the documentation for the storage controller CAUTION To prevent data loss ensure that your operating system supports hot swappable drive installation See the documentation supplied with your operating system CAUTION Before attempting to remove o...

Page 40: ...m supports hot swap drive installation See the documentation supplied with your operating system NOTE When a replacement hot swappable hard drive is installed and the system is powered on the hard drive automatically begins to rebuild Make absolutely sure that the replacement hard drive is blank or contains data that you wish to have over written Any data on the replacement hard drive is immediate...

Page 41: ...ble install the front bezel Removing 2 5 inch hard drive from 3 5 inch hard drive carrier Steps 1 Using Phillips 1 screwdriver remove the screws from the slide rails on the 3 5 inch hard drive carrier and lift the hard drive Disassembly and reassembly 41 ...

Page 42: ...sembly and remove the hard drive Next steps Install hard drive into the hard drive carrier Installing 2 5 inch hard drive into 3 5 inch hard drive carrier Steps 1 Insert the 2 5 inch hard drive into the hard drive carrier and tighten the screws 42 Disassembly and reassembly ...

Page 43: ... the hard drive carrier Memory modules Removing memory modules Prerequisites 1 If applicable remove the air shroud WARNING Allow the memory modules to cool after you power off the system Handle the memory modules by the card edges and avoid touching the components or metallic contacts on the memory module Disassembly and reassembly 43 ...

Page 44: ...Do not apply pressure at the center of the memory module apply pressure at both ends of the memory module evenly NOTE The memory module socket has an alignment key that enables you to install the memory module in the socket in only one orientation 4 Press the memory module with your thumbs until the socket levers firmly click into place 5 Repeat step 1 through step 4 of this procedure to install t...

Page 45: ... out of the system 3 Set the module aside with processor side facing up Figure 15 Removing heat sink 2U Removing processor from processor heat sink module Steps 1 Place the heat sink with the processor side facing up 2 Insert a flat blade screwdriver into the release slot marked with a yellow label Twist do not pry the screwdriver to break the thermal paste seal 3 Push the retaining clips on the p...

Page 46: ...ink Installing processor into processor heat sink module Steps 1 Place the processor in the processor tray NOTE Ensure that pin 1 indicator on the CPU tray is aligned with the pin 1 indicator on the processor 2 Flex the outer edges of the bracket around the processor ensuring that the processor is locked into the clips on the bracket NOTE Ensure pin 1 indicator on the bracket is aligned with the p...

Page 47: ...uadrilateral design on the top of the processor CAUTION Applying too much thermal grease can result in excess grease coming in contact with and contaminating the processor socket NOTE The thermal grease syringe is intended for single use only Dispose the syringe after you use it Figure 17 Applying thermal grease on top of the processor 5 Place the heat sink on the processor and push down until the...

Page 48: ...or and heat sink module on the processor socket CAUTION To avoid damaging the fins on the heat sink do not press down on the heat sink fins NOTE Ensure that the processor and heat sink is held parallel to the system board to prevent damaging the components 2 Push the blue retention clips inward to allow the heat sink to drop into place 3 Using the Torx T30 screwdriver tighten one screw at a time N...

Page 49: ...pplicable disconnect the cables from the expansion card Steps 1 Lift the expansion card latch out of the slot 2 Hold the expansion card by its edges and pull the card until the card edge connector disengages from the expansion card connector on the riser Figure 19 Removing expansion card from expansion card riser 1 Disassembly and reassembly 49 ...

Page 50: ...pansion slot opening and close the expansion card latch NOTE You must install a filler bracket over an empty expansion card slot to maintain Federal Communications Commission FCC certification of the system The brackets also keep dust and dirt out of the system and aid in proper cooling and airflow inside the system 4 Insert the expansion card latch into the slot to secure the bracket 50 Disassemb...

Page 51: ...4 Close the expansion card latch Next steps 1 If applicable connect the cables to the expansion card 2 Install any device drivers required for the card as described in the documentation for the card Opening and closing the full length PCIe card holder latch About this task NOTE Before installing a full length PCIe card the PCIe card holder latch must be open Steps 1 To open the PCIe card holder la...

Page 52: ...About this task NOTE If installing a replacement expansion card riser 1 make sure the VROC key is transfered from the old card to the new card 52 Disassembly and reassembly ...

Page 53: ...rd edge connector disengages from the expansion card connector on the riser Figure 22 Removing expansion card riser 1 Installing expansion card riser 1 About this task NOTE If installing a replacement expansion card riser 1 make sure the VROC key is transfered from the old card to the new card Disassembly and reassembly 53 ...

Page 54: ... If installed remove expansion cards installed on the riser 3 Disconnect any cables connected to the riser card Steps 1 To remove expansion card riser 2A a Using Phillips 2 screwdriver loosen the screws that secure the riser to the system b Press the release tab and holding the riser by its edges lift the riser from the riser connector on the system board Figure 23 Removing expansion card riser 2A...

Page 55: ...iser 3 Disconnect any cables connected to the riser card Steps 1 Using Phillips 2 screwdriver loosen the screw that secures the riser to the system 2 Press the release tab and holding the riser by its edges lift the riser from the riser connector on the system board Figure 24 Removing expansion card riser 3 Installing expansion card riser 3 Steps 1 Align the following a Tab on the riser with the s...

Page 56: ...ash connector on the system board To locate vFlash connector see System board jumpers and connectors section 2 Remove the vFlash card from its slot 1 3 Holding the pull tab lift the vFlash expansion card out of the system 2 Installing vFlash card Steps 1 Locate the vFlash connector on the system board To locate vFlash connector see System board jumpers and connectors section 2 Align the vFlash exp...

Page 57: ... network daughter card Steps 1 Orient the NDC so that the Ethernet connectors fit through the slot in the back panel 2 Align the captive screws at the back end of the card with the screw holes on the system board 3 Press the touch points on the card until the card connector is firmly seated on the system board connector 4 Using a Phillips 2 screwdriver tighten the captive screws to secure the NDC ...

Page 58: ...rom the hooks on the system Figure 25 Removing hard drive backplane Installing hard drive backplane Steps 1 Use the hooks on the system as guides to align the hard drive backplane 2 Lower the hard drive backplane until the release tabs snap into place If applicable tighten the captive screws on the backplane Next steps 1 Connect all the cables to the backplane 2 Install all the hard drives 3 Insta...

Page 59: ... the USB module cable and tighten the screw 3 Route the cable through the routing channel Next steps 1 Install the system cover 2 Install the front bezel Internal USB memory key optional Replacing optional internal USB memory key Steps 1 Locate the USB connector or USB key on the system board 2 If installed remove the USB key 3 Insert the new USB key into the USB connector Next steps 1 While booti...

Page 60: ...Install the power supply unit PSU blank only in the second PSU bay Steps Align the PSU blank with the PSU slot and push it into the PSU slot until it clicks into place Removing AC power supply unit Prerequisites CAUTION The needs one power supply unit PSU for normal operation On power redundant systems remove and replace only one PSU at a time in a system that is powered on 1 Disconnect the power ...

Page 61: ... to create and safely store this recovery key If you replace this system board you must supply the recovery key when you restart your system or program before you can access the encrypted data on your hard drives CAUTION Do not attempt to remove the TPM plug in module from the system board Once the TPM plug in module is installed it is cryptographically bound to that specific system board Any atte...

Page 62: ...ing the system board toward the front of the chassis disengages the connectors from the back of the chassis slots 3 Lift the system board out of the chassis Installing system board Steps 1 Unpack the new system board assembly CAUTION Do not lift the system board by holding a memory module processor or other components CAUTION Take care not to damage the system identification button while placing t...

Page 63: ...tore the Service Tag For more information see the Easy restore section b If the Service Tag is not backed up in the backup flash device enter the Service Tag manually For more information see the Entering the Service Tag section c Update the BIOS and iDRAC versions d Re enable the Trusted Platform Module TPM For more information see the Re enabling the Trusted Platform Module TPM section Trusted P...

Page 64: ... with Pre boot Measurements 4 From the TPM Command option select Activate 5 Save the settings 6 Restart your system 7 Enter System Setup again 8 On the System Setup Main Menu screen click System BIOS System Security Settings 9 From the Intel TXT option select On Control panel Removing left control panel Prerequisites 1 Remove air shroud 2 For ease of removal of the left control panel remove the co...

Page 65: ...ver install the screws 6 that secure the control panel and cable tube to the system Next steps 1 If applicable install the cooling fan 1 2 Install air shroud Removing right control panel Prerequisites 1 Remove air shroud 2 Remove cooling fan assembly Steps 1 Disconnect the VGA cable from the system board 2 Pull the cable latch and disconnect the control panel cable from the system board 3 Using Ph...

Page 66: ... 5 Using Phillips 1 screwdriver install the screws 6 that secure the control panel and cable tube to the system Next steps 1 Install cooling fan assembly 2 Install air shroud GPU Host Card Installation This section describes the following hardware installation processes Alternate Riser Installation This section describes the installation of the alternate riser to the system board The alternate ris...

Page 67: ... following steps 1 Remove any existing risers and GPU power cables from the chassis in slot 3 2 Insert and firmly press the alternate riser 3 into the appropriate slot on the motherboard until it is seated properly Disassembly and reassembly 67 ...

Page 68: ... cards should have the low profile PCI card brackets installed to fit into riser 1 on the Dell Precision Rack 7910 To install the host card complete the following steps 1 Remove the low profile module that contains riser 1 from the chassis 2 Open the PCI card support bracket on the back of the module 68 Disassembly and reassembly ...

Page 69: ...low profile PCI cards 4 Install the three Teradici host cards into their respective PCIe slots 5 Make sure the cards are sitting flush and press the retaining bracket and the support bracket back into place Disassembly and reassembly 69 ...

Page 70: ...6 Install the host card s power button cables into the rear of the Teradici host cards The image below shows the rear of the low profile module and host cards 70 Disassembly and reassembly ...

Page 71: ...7 Install the low profile module back into the chassis in slot 1 Make sure the power button cables are not pinched between the module and the chassis case Disassembly and reassembly 71 ...

Page 72: ...8 Make sure the module is aligned correctly and press down firmly to seat it in the slot 9 Remove the CPU air baffle from the chassis 72 Disassembly and reassembly ...

Page 73: ...aisy chain the remaining connectors by connecting the 2 pin female connector on the additional cables to the male connector on the previous cable 12 Reinstall the air baffle over the CPU heat sinks NVIDIA Quadro K4200 Graphics Cards Installation This section describes the installation of NVIDIA graphics cards into the system Disassembly and reassembly 73 ...

Page 74: ...ost cards should have the low profile PCI card brackets installed to fit into riser 1 on the Dell Precision Rack 7910 To install the graphics cards complete the following steps 74 Disassembly and reassembly ...

Page 75: ...1 Install the GPU power cables into risers 2 and 3 as shown below Disassembly and reassembly 75 ...

Page 76: ... connectors to the first GPU and install the GPU into the bottom slot on riser 2 3 Connect the second 6 pin connector on the same power lead to the second card and install it into the top slot on riser 2 76 Disassembly and reassembly ...

Page 77: ...4 Press down the PCI retention mechanism and supporting clips 5 Connect a 6 pin connector from the power lead to the third card and install it into the top slot on riser 3 Disassembly and reassembly 77 ...

Page 78: ...ook like the below diagram with slots 1 6 populated with PCI cards Cabling Teradici Host Cards to GPUs This section outlines the installation of mini DisplayPort mDP to DisplayPort DP cables for the Teradici host cards into the system Table 12 Cabling Teradici Host cards 78 Disassembly and reassembly ...

Page 79: ... Quadro K4200 PCI Slot 1 PCI Slot 4 PCI Slot 2 PCI Slot 5 PCI Slot 3 PCI Slot 6 For cable installation complete the following steps 1 Connect the mDP to DP cables from port 2 on the GPUs to port 1 on the Teradici host cards as shown below Disassembly and reassembly 79 ...

Page 80: ...les from port 3 on the GPUs to port 2 on the Teradici host cards as shown below 3 Ensure all cables are firmly seated and tidy them up if desired 4 The system is now ready for setup and configuration 80 Disassembly and reassembly ...

Page 81: ...e the service tag license and diagnostics information press Y Navigate to the Lifecycle Controller based restore options press N Restore data from a previously created Hardware Server Profile press F10 NOTE When the restore process is complete BIOS prompts to restore the system configuration data To restore the system configuration data press Y To use the default configuration settings press N NOT...

Page 82: ...ible with the CMA One key factor in selecting the proper rails is identifying the type of rack in which they will be installed Both the sliding rails and the static rails support tool less mounting in 19 wide EIA 310 E compliant square hole and unthreaded round hole 4 post racks Both also support tooled mounting in threaded hole 4 post racks but only the static rails as the more universal solution...

Page 83: ...of the type of rack in which they are being mounted The Min Max values listed above represent the allowable distance between the front and rear mounting flanges in the rack Rail depth without the CMA represents the minimum depth of the rail with the outer CMA brackets removed if applicable as measured from the front mounting flanges of the rack Cable management arm CMA The optional cable managemen...

Page 84: ...J slots in the inner rail members with the rails in the fully extended position As with all 2U systems a minimum of two people are required in order to properly install the system in the rails 1 Pull the inner rails out of the rack until they lock into place Figure 27 Pull out inner rail 2 Locate the rear rail standoff on each side of the system and lower them into the rear J slots on the slide as...

Page 85: ...in J slots 4 Push the system inward until the lock levers click into place 5 Pull the blue slide release lock tabs forward on both rails and slide the system into the rack until the system is in the rack Disassembly and reassembly 85 ...

Page 86: ...s rail members must first be attached to the sides of the system and then inserted into the outer cabinet members installed in the rack 1 Pull the intermediate rails out of the rack until they lock into place 2 Release the inner rail lock by pulling forward on the white tabs and sliding the inner rail out of the intermediate rails 86 Disassembly and reassembly ...

Page 87: ...ent Rail component 1 Intermediate rail 2 Inner rail 3 Attach the inner rails to the sides of the system by aligning the J slots on the rail with the standoffs on the system and sliding forward on the system until they lock into place Disassembly and reassembly 87 ...

Page 88: ...Figure 31 Attach the inner rails to the system 4 With the intermediate rails extended install the system into the extended rails 88 Disassembly and reassembly ...

Page 89: ...32 Install system into the extended rails 5 Pull the blue slide release lock tabs forward on both the rails and slide the system into the rack Figure 33 Slide system into the rack Disassembly and reassembly 89 ...

Page 90: ...uest for it at the time of purchase This option is set to DHCP by Default You can set up the IP address by using one of the following interfaces 1 iDRAC Web Interface 2 Remote Access Controller ADMin RACADM 3 Remote Services that include Web Services Management WSMAN For more information on setting up and configuring iDRAC see the Integrated Dell Remote Access Control User s Guide Information abou...

Page 91: ...tion see Dell com openmanagemanuals Downloading and installing drivers and firmware It is recommended that you download and install the latest BIOS drivers and systems management firmware on your system NOTE Ensure that you clear the web browser cache 1 Go to Dell com support drivers 2 In the Product Selection section enter the service tag of your system in the Service Tag or Express Service Code ...

Page 92: ...Steps 1 Go to Dell com QRL and navigate to your specific product or 2 Use your smartphone or tablet to scan the model specific Quick Resource QR code on your Dell system or in the Quick Resource Locator section Quick Resource Locator for 7920R 92 Disassembly and reassembly ...

Page 93: ...and higher series of rack or tower systems and all sled systems iDRAC9 Enterprise available on all system models For more information see the Integrated Dell Remote Access Control User s Guide iDRAC 9 New features The following list contains the key new features available on iDRAC9 Added support for Redfish 2016 R1 and R2 a RESTful Application Programming Interface API which is standardized by the...

Page 94: ...oller Dell Lifecycle Controller provides advanced embedded systems management to perform systems management tasks such as deploy configure maintain and diagnose by using a graphical user interface GUI It is delivered as part of integrated Dell Remote Access Controller iDRAC out of band solution and embedded Unified Extensible Firmware Interface UEFI applications in the latest Dell systems iDRAC wo...

Page 95: ...diverse workloads These processors are designed for next generation data centers running on software defined infrastructure supercharged for efficiency performance and agile services delivery across cloud native and traditional applications The Intel Xeon scalable processor family support workloads for cloud high performance computing networking and also storage for data centers Processor features...

Page 96: ... 200W Intel Xeon Scalable Processo r 6150 Gold J9C40 2 7 24 75 10 4 2400 18 Turbo 165W Intel Xeon Scalable Processo r 6142 Gold 1JJHM 2 6 22 10 4 2400 16 Turbo 150W Intel Xeon Scalable Processo r 6132 Gold PYJN7 2 6 19 25 10 4 2400 14 Turbo 140W Intel Xeon Scalable Processo r 6136 Gold CVWTJ 3 24 75 10 4 2400 12 Turbo 150W Intel Xeon Scalable Processo r 6126 Gold F56GN 2 6 19 25 10 4 2400 12 Turbo...

Page 97: ... Intel Xeon Scalable Processo r 6140 Gold DTTYM 2 3 24 75 10 4 2400 18 Turbo 140W Intel Xeon Scalable Processo r 6130 Gold XJ73T 2 1 22 10 4 2400 16 Turbo 125W Intel Xeon Scalable Processo r 5120 Gold 7051X 2 2 19 25 10 4 2400 14 Turbo 105W Intel Xeon Scalable Processo r 5118 Gold 4J8WW 2 3 16 5 10 4 2400 12 Turbo 105W Intel Xeon Scalable Processo r 5115 Gold 9JV7H 2 4 13 75 10 4 2400 10 Turbo 85W...

Page 98: ...bo 165W Intel Xeon Scalable Processo r 8164 Platinum 6X9YX 2 35 75 10 4 2666 26 Turbo 150W Intel Xeon Scalable Processo r 8160 Platinum 6DKVT 2 1 33 10 4 2666 24 Turbo 150W Intel Xeon Scalable Processo r 4116 Silver D4NCN 2 1 16 5 9 6 2400 12 Turbo 85W Intel Xeon Scalable Processo r 4114 Silver C6RY1 2 2 13 75 9 6 2400 10 Turbo 85W Intel Xeon Scalable Processo r 4112 Silver 6YC56 2 6 16 5 9 6 2400...

Page 99: ... Intel Xeon processo r 4215 Silver HWMRK 2 5 11 9 6 2400 8 Turbo 85W Intel Xeon processo r 4216 Silver 5T94K 2 1 22 9 6 2400 16 Turbo 100W Intel Xeon processo r 5215 Gold NG67F 2 5 13 75 10 4 2667 10 Turbo 85W Intel Xeon processo r 5215L Gold 6K1Y0 2 5 13 75 10 4 2667 10 Turbo 85W Intel Xeon processo r 5215M Gold 67J07 2 5 13 75 10 4 2667 10 Turbo 85W Intel Xeon processo r 5217 Gold 22K8M 3 0 11 1...

Page 100: ... 3 6 24 75 10 4 2933 8 Turbo 150W Intel Xeon processo r 6248 Gold VDKWR 27 5 27 5 10 4 2933 20 Turbo 150W Intel Xeon processo r 6252 Gold 5G75W 2 1 35 75 10 4 2933 24 Turbo 150W Intel Xeon processo r 6254 Gold HNYX1 3 1 24 75 10 4 2933 18 Turbo 200 Intel Xeon processo r 8253 Platinum 75KJ1 2 2 22 10 4 16 Turbo 125W Intel Xeon processo r 8256 Platinum 3D9K3 3 8 16 5 10 4 4 Turbo 105W Intel Xeon pro...

Page 101: ...10 4 28 Turbo 205W Intel Xeon processo r 8280M Platinum X7R7Y 2 7 38 5 10 4 28 Turbo 205W Processor Configurations The Precision 7920 Rack supports up to two processors with up to 28 cores per processor Single CPU Configuration The Precision 7920 Rack will function normally if there is just a single processor placed in the CPU1 socket However CPU and memory blank associated with CPU2 are required ...

Page 102: ... Intel com System memory The system supports DDR4 registered DIMMs RDIMMs and load reduced DIMMs LRDIMMs System memory holds the instructions that are executed by the processor NOTE MT s indicates DIMM speed in MegaTransfers per second Memory bus operating frequency can be 2133 MT s 2400 MT s or 2666 MT s depending on the following factors DIMM type RDIMM or LRDIMM Number of DIMMs populated per ch...

Page 103: ...ulated per channel regardless of rank count If memory modules with different speeds are installed they will operate at the speed of the slowest installed memory module s or slower depending on the system DIMM configuration Populate memory module sockets only if a processor is installed For single processor systems sockets A1 A12 are available For dual processor systems sockets A1 to A12 and socket...

Page 104: ...he DIMM types installed and the configuration All memory on all processors and channels run at the same speed and voltage By default this speed will be the highest speed supported by the CPU and the DIMMs The operating speed of the DIMMs is also determined by the maximum speed supported by the processor speed settings in the BIOS and the operating voltage of the system Not all processors support 2...

Page 105: ...res Item Button or display Description 1 Left Moves the cursor back in one step increments 2 Select Selects the menu item highlighted by the cursor 3 Right Moves the cursor forward in one step increments During message scrolling Press and hold the right button to increase scrolling speed Release the button to stop NOTE The display stops scrolling when the button is released After 45 seconds of ina...

Page 106: ...odel or User String for the system Number Displays the Asset tag or the Service tag for the system Power Displays the power output of the system in BTU hr or Watts The display format can be configured in the Set home submenu of the Setup menu Temperature Displays the temperature of the system in Celsius or Fahrenheit The display format can be configured in the Set home submenu of the Setup menu Ex...

Page 107: ...nsion cards to ensure proper cooling and mechanical fit The expansion cards with the highest priority should be installed first using the slot priority indicated All the other expansion cards should be installed in the card priority and slot priority order Table 24 No riser configurations Card Type Slot priority Maximum number of cards NDC NDC Slot 1 PERC 3 1 2 1 GFX GPU Compute DW 1 4 8 3 GFX FH ...

Page 108: ...ts 4 8 8 No Teradici P25 or P45 in slot 3 Storage The Precision 7920 Rack provide scalable storage that allows you to adapt to your workload and operational demands The Precision 7920 Rack offers storage expansion with the front hard drive cage Hard Drive The Precision 7920 Rack system supports SAS SATA Supported Drives Table 25 Supported Drives SAS and SATA Form Factor Type Spe ed Rotational Spee...

Page 109: ... of the active PSU If the output voltage of the active PSU drops the PSU in the sleep state returns to an active output state If having both PSUs active is more efficient than having one PSU in the sleep state the active PSU can also activate the sleeping PSU The default PSU settings are as follows If the load on the active PSU is more than 50 percent of PSU rated power wattage then the redundant ...

Page 110: ...cenario where both the control panel and system board are dispatched Dell recommends you to replace the control panel first and try to turn on the system to complete the Easy Restore process Service Tag licenses copy to the new control panel Replace the system board 110 Technology and components ...

Page 111: ... These settings have already been preconfigured per solution requirements Contact Dell before you change these settings NOTE Help text for the selected field is displayed in the graphical browser by default To view the help text in the text browser press F1 You can access system setup by using two methods Standard graphical browser The browser is enabled by default Text browser The browser is enab...

Page 112: ...ry Processor Settings Displays information and options related to the processor such as speed cache size and so on SATA Settings Displays options to enable or disable the integrated SATA controller and ports NVMe Settings Displays options to enable or disable the NVMe Settings Boot Settings Displays options to specify the boot mode BIOS or UEFI Enables you to modify UEFI and BIOS boot settings Net...

Page 113: ...isplays the contact information of the system manufacturer System CPLD Version Displays the current revision of the system CPLD firmware UEFI Compliance Version Displays the system firmware UEFI compliance level Memory settings screen details You can use the Memory Settings screen to view all the memory settings as well as to enable or disable specific memory functions such as system memory testin...

Page 114: ...isplays the number of logical processors If the Logical Processor option is set to Enabled the BIOS displays all the logical processors If this option is set to Disabled the BIOS only displays one logical processor per core By default the Logical Processor option is set to Enabled Virtualization Technology Enables or disables the additional hardware capabilities provided for virtualization By defa...

Page 115: ...essor as defined by Intel Brand Displays the brand name reported by the processor Level 2 Cache Displays the total L2 cache Level 3 Cache Displays the total L3 cache Number of Cores Displays the number of cores per processor SATA settings screen details You can use the SATA Settings screen to view the SATA settings of SATA devices and enable RAID on your system About this task You can view the SAT...

Page 116: ...he selected device Drive Type Displays the type of drive attached to the SATA port Capacity Displays the total capacity of the hard drive The field is undefined for removable media devices such as optical drives Port G Sets the drive type of the selected device Model Displays the drive model of the selected device Drive Type Displays the type of drive attached to the SATA port Capacity Displays th...

Page 117: ...set the Boot mode to either BIOS or UEFI It also allows you to specify the boot order About this task You can view the Boot Settings screen by clicking System Setup Main Menu System BIOS Boot Settings The Boot Settings screen details are explained as follows Menu Item Description Boot Mode Enables you to set the boot mode of the system CAUTION Switching the boot mode may prevent the system from bo...

Page 118: ...grated NIC Port 1 Partition 1 Intergrated NIC Port 2 Partition 1 Intergrated NIC Port 3 Partition 1 Intergrated NIC Port 4 Partition 1 Protocol This field controls the PXE protocol used for PXE device Options are IPv4 set default and IPv6 VLAN Enables or disables PXE device Options are Enabled and Disabled set default VLAN ID Displays the VLAN ID VLAN Priority Displays the VLAN Priority UEFI HTTP ...

Page 119: ...d Video Controller is the only display capability in the system that is no add in graphics card is installed then the Embedded Video Controller is automatically used as the primary display even if the Embedded Video Controller setting is Disabled NOTE 1 If the embedded video controller is DISABLED in BIOS and if you launch the Virtual Console from the iDRAC the Virtual Console Viewer is blank NOTE...

Page 120: ... information 1 Slot 1 Boot Driver Enabled default Disabled Boot Driver Disabled 2 Slot 2 Boot Driver Enabled default Disabled Boot Driver Disabled 3 Slot 3 Boot Driver Enabled default Disabled Boot Driver Disabled 4 Slot 4 Boot Driver Enabled default Disabled Boot Driver Disabled 5 Slot 5 Boot Driver Enabled default Disabled Boot Driver Disabled 6 Slot 6 Boot Driver Enabled default Disabled Boot D...

Page 121: ...rection The BIOS attempts to determine the baud rate automatically This failsafe baud rate is used only if the attempt fails and the value must not be changed By default the Failsafe Baud Rate option is set to 115200 Remote Terminal Type Sets the remote console terminal type By default the Remote Terminal Type option is set to VT 100 VT 220 Redirection After Boot Enables or disables the BIOS conso...

Page 122: ...tting of the Energy Efficiency Policy Energy Efficient Policy Selects the Energy Efficient Policy The CPU uses the setting to manipulate the internal behavior of the processor and determines whether to target higher performance or better power savings Number of Turbo Boot Enabled Cores for Processor 1 NOTE If there are two processors installed in the system you see an entry for Number of Turbo Boo...

Page 123: ...on for 0 is selected UEFI Variable Access Provides varying degrees of securing UEFI variables When set to Standard the default UEFI variables are accessible in the Operating System per the UEFI specification When set to Controlled selected UEFI variables are protected in the environment and new UEFI boot entries are forced to be at the end of the current boot order Secure ME PCI Cfg Space Enabled ...

Page 124: ...ck Enables you to set whether the system boots with the NumLock enabled or disabled By default the Keyboard NumLock is set to On NOTE This option does not apply to 84 key keyboards F1 F2 Prompt on Error Enables or disables the F1 F2 prompt on error By default F1 F2 Prompt on Error is set to Enabled The F1 F2 prompt also includes keyboard errors Load Legacy Video Option ROM Enables you to determine...

Page 125: ...le 28 Chassis weight System Maximum weight with all hard drives SSDs 3 5 inch hard drive systems 28 6 kg 63 05 lb Processor specifications The Precision 7920 Rack system supports the following processors Intel Xeon E5 26xx v5 processor Intel Xeon E5 26xx v6 processor Intel Xeon Gold 52xx processors Intel Xeon Silver 42xx processors Intel Xeon Bronze 32xx processors Intel Xeon Platinum 82xx process...

Page 126: ... eight PCI express PCIe generation 3 expansion cards that can be installed on the system board using expansion card risers The following table provides detailed information about the expansion card riser specifications Table 30 Expansion card riser configurations Expansion card riser PCIe slots on the riser Height Length Link CPU Riser 1C Slot 1 Full Height Full Length x16 CPU1 Slot 2 Full Height ...

Page 127: ... 0 compliant port on the front panel One micro USB 2 0 compliant port in the front panel for iDRAC Direct Two USB 3 0 complaint ports on the back panel NIC ports The Precision 7920 Rack system supports up to four Network Interface Controller NIC ports on the back panel which are available in the following configurations Four RJ 45 ports that support different combinations of 1Gbps and 10Gbps One R...

Page 128: ... system configurations see Dell com environmental_datasheets Table 33 Temperature specifications Temperature Specifications Storage 40 C to 65 C 40 F to 149 F Continuous operation for altitude less than 950 m or 3117 ft 10 C to 35 C 50 F to 95 F with no direct sunlight on the equipment Maximum temperature gradient operating and storage 20 C h 68 F h Table 34 Relative humidity specifications Relati...

Page 129: ...us contamination If the levels of particulate or gaseous pollution exceed the specified limitations and result in equipment damage or failure you may need to rectify the environmental conditions Remediation of environmental conditions is the responsibility of the customer Table 39 Particulate contamination specifications Particulate contamination Specifications Air filtration Data center air filtr...

Page 130: ... Specifications Copper coupon corrosion rate 300 Å month per Class G1 as defined by ANSI ISA71 04 2013 Silver coupon corrosion rate 200 Å month as defined by ANSI ISA71 04 2013 NOTE Maximum corrosive contaminant levels measured at 50 relative humidity 130 BIOS and UEFI ...

Page 131: ...he diagnostics results to help you solve the problem Dell Embedded System Diagnostics NOTE The Dell Embedded System Diagnostics is also known as Enhanced Pre boot System Assessment ePSA diagnostics The Embedded System Diagnostics provides a set of options for particular device groups or devices allowing you to Run tests automatically or in an interactive mode Repeat tests Display or save test resu...

Page 132: ...rts executing the tests on all the detected devices System diagnostic controls Menu Description Configuration Displays the configuration and status information of all detected devices Results Displays the results of all tests that are run System health Provides the current overview of the system performance Event log Displays a time stamped log of the results of all tests run on the system This is...

Page 133: ...and telephone based support and service options Availability varies by country and product and some services may not be available in your area To contact Dell for sales technical support or customer service issues Steps 1 Go to Dell com support 2 Select your support category 3 Verify your country or region in the Choose a Country Region drop down list at the bottom of the page 4 Select the appropr...

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