Dell Precision Tower 7910 Owner's Manual Regulatory Model: D02X Regulatory Type: D02X003
Notes, cautions, and warnings NOTE: A NOTE indicates important information that helps you make better use of your computer. CAUTION: A CAUTION indicates either potential 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. Copyright © 2015 Dell Inc. All rights reserved. This product is protected by U.S. and international copyright and intellectual property laws.
Contents 1 Working on Your Computer................................................................................6 Before Working Inside Your Computer................................................................................................ 6 Turning Off Your Computer..................................................................................................................7 After Working Inside Your Computer......................................................................................
Removing the Front Bezel.................................................................................................................. 38 Installing the Front Bezel.................................................................................................................... 39 Removing the I/O Panel and the USB 3.0 Ports................................................................................ 40 Installing the I/O Panel and the USB 3.0 Ports..................................................
6 Troubleshooting Your Computer.................................................................... 73 Diagnostic LEDs...................................................................................................................................73 Error Messages.................................................................................................................................... 75 Errors That Halt Your Computer Completely.....................................................................
Working on Your Computer 1 Before Working Inside Your Computer Use the following safety guidelines to help protect your computer from potential damage and to help to ensure your personal safety. Unless otherwise noted, each procedure included in this document assumes that the following conditions exist: • You have read the safety information that shipped with your computer. • A component can be replaced or--if purchased separately--installed by performing the removal procedure in reverse order.
CAUTION: To disconnect a network cable, first unplug the cable from your computer and then unplug the cable from the network device. 3. Disconnect all network cables from the computer. 4. Disconnect your computer and all attached devices from their electrical outlets. 5. Press and hold the power button while the computer is unplugged to ground the system board. 6. Remove the cover.
2. 2. Click the arrow in the lower-right corner of the Start menu as shown below, and then click Shut Down . Ensure that the computer and all attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your operating system, press and hold the power button for about 6 seconds to turn them off.
Removing and Installing Components 2 This section provides detailed information on how to remove or install the components from your computer. Recommended Tools The procedures in this document may require the following tools: • Small slotted-tip screwdriver • #2 Phillips screwdriver • #1 Phillips screwdriver • Small plastic scribe For how-to videos, documentation, and troubleshooting solutions, scan this QR code, or click here:http://www.Dell.com/QRL/Workstation/T7910 System Overview Figure 1.
1. power button/power light 2. USB 3.0 connector 3. optical drive (optional) 4. optical-drive eject button (optional) 5. USB 2.0 connectors 6. hard-drive activity light 7. microphone connector 8. headphone connector 9. optical-drive eject button (optional) 10. optical drive (optional) 11. line-in/microphone connector 12. serial connector 13. power supply unit (PSU) release latch 14. power cable connector 15. hard-drive access cover release latch 16. USB 3.0 connectors 17. USB 2.
Figure 2. Inside View of T7910 Computer 1. processor heatsink with integrated fan 2. memory shroud 3. optical drive 4. front bezel 5. system board 6. graphics card 7.
Figure 3. Inside View of T7910 Computer 1. system fans 2. speaker 3. PCIe-card retention 4. power-supply unit 5. PCIe-card retention Removing the Power Supply Unit (PSU) 1. Follow the procedures in Before Working Inside Your Computer. 2. If the PSU is locked, remove the screw to unlock the PSU. For more information, see the PSU Lock Feature. 3. Press and hold the blue tab, then pull the power supply unit away from the computer.
Installing the Power Supply Unit (PSU) 1. Hold the PSU handle and push the unit into its compartment until it clicks into place. 2. Follow the procedures in After Working Inside Your Computer. Removing the Front Cover NOTE: The front cover can be secured using the front panel-chassis lock. For more information the front-panel chassis lock, see Additional Information — Front Panel Chassis Lock. 1. Follow the procedures in Before Working Inside Your Computer. 2.
Installing the Front Cover 1. Place the front cover on the computer. 2. Press down on the front cover till it clicks into place. 3. Follow the procedures in After Working Inside Your Computer. Removing the Hard Drive 1. Follow the procedures inBefore Working Inside Your Computer. 2. Remove the front cover. 3. Pull the clasp of the hard-drive bracket in an outward direction. 4. Slide the hard-drive bracket in an outward direction to remove it from the computer.
5. If a second hard drive is installed, Pull the clasp of the second hard-drive bracket in an outward direction. 6. Slide the second hard-drive bracket in an outward direction to remove it from the computer.
7. Flex the hard-drive bracket on both sides to loosen the hard drive. 8. Lift the hard drive in an upward direction to remove it from the hard-drive bracket. 9. If a 2.5 inch hard drive is installed , Push the retention clips in an outward direction and lift up the drive to remove it from the 3.5 inch hard-drive caddy.
Installing the Hard Drive 1. If a 2.5–inch or 3.5–inch hard drive is installed, place the hard drive to the hard-drive caddy until it snaps to its place. 2. Flex the hard-drive bracket and then insert the hard drive into the bracket. 3. Slide the hard-drive bracket into its compartment and close the hard-drive bracket clasp. 4. Install the front cover. 5. Follow the procedures in After Working Inside Your Computer. Removing the Left Cover 1.
Installing the Left Cover 1. Place the computer cover on the chassis. 2. Press down on the cover till it clicks into place. 3. Follow the procedures in After Working Inside Your Computer. Removing the Intrusion Switch 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a. left cover b. memory shroud 3. Perform the following steps as shown in the illustration: a. Press the intrusion switch release latch and disconnect the connector from the system board [1,2]. b.
Installing the Intrusion Switch 1. Install the intrusion switch into its place holder on the chassis. 2. Route the intrusion-switch cable around the chassis clips and install the connector to the system board. 3. Install: a. memory shroud b. left cover 4. Follow the procedures in After Working Inside Your Computer. Removing the PCI Card 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove the left cover. 3. Open the plastic latch fastening the PCI card in its slot.
4. Press down the latch and pull the PCI card away from the computer. Installing the PCI Card 1. Push the expansion card into the card slot and secure the latch. 2. Install the plastic latch that secures the PCI card to the card slot. 3. Install the left cover. 4. Follow the procedures in After Working Inside Your Computer. Removing the Slimline Optical Drive 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove the left cover. 3.
4. Disconnect the power cable from the back of the optical drive. 5. Pull up the blue release tab to release the latches that secure the optical drive.
6. Slide the optical drive out of its compartment and lift it up to remove it from the computer. 7. Flex the optical-drive bracket latches in an outward direction to loosen the optical drive from the bracket. 8. Lift the optical drive and remove it from the bracket.
Installing the Slimline Optical Drive 1. Slide the optical drive into its compartment and ensure it is seated firmly. 2. Connect the power cable and the data cable to the back of the optical drive. 3. Install the left cover. 4. Follow the procedures in After Working Inside Your Computer. Removing the Memory Shroud 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a. left cover b. optical drive 3.
5. Press down on the release latch on the memory shroud base and lift it upwards to remove it from the computer. 6. Repeat the steps to remove the second memory shroud module and memory shroud base from the computer. Installing the Memory Shroud 1. Install the memory shroud base inside the computer chassis. 2. Mount the memory shroud module on the base and press downwards until it clicks into place. 3. Install: a. optical drive b. left cover 4.
Removing the Memory 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a. left cover b. optical drive c. memory shroud 3. Press down on the memory-securing clips on each side of the memory module, and lift the memory module upwards to remove it from the computer. NOTE: Tilting of DIMM during removal can cause damage to the DIMM. Installing the Memory 1. Insert the memory module into the memory socket. 2.
Installing the Coin-Cell Battery 1. Place the coin-cell battery into the slot on the system board. 2. Press the coin-cell battery downward until the release latch springs back into place and secures it. 3. Install: a. PCIe card b. left cover 4. Follow the procedures in After Working Inside Your Computer. Removing the Heatsink 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a. left cover b. memory shroud (center) 3.
5. Lift up the heatsink and remove it from the computer. Installing the Heatsink 1. Place the heatsink inside the computer. 2. Tighten the captive screws to secure the heatsink to the system board. NOTE: Misalignment of screws can damage the system. 3. Connect the heatsink cable to the system board. 4. Install: a. memory shroud (center) b. left cover 5. Follow the procedures in After Working Inside Your Computer.
Removing the Liquid Cooler Heatsink (Optional) 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a. left cover b. memory shroud (center) 3. Press firmly on the heatsink and rotate anti-clockwise. 4. Remove the heatsink fan cable from the system board. 5. Lift the liquid cooler heatsink and remove it from the computer.
6. Remove the screws that secure the heatsink bracket and remove the bracket away from the system board. Installing the Liquid Cooler Heatsink (Optional) 1. Remove all the memory modules. 2. Install the bracket into the system board and tighten the screws.
3. Place the liquid cooler onto the bracket at 45 degree rotation. NOTE: The tabs on the bottom of the heatsink must align with the bracket. 4. 30 Connect the heatsink fan cable to the system board.
5. Press firmly on the heatsink and rotate clockwise. 6. Install: a. memory shroud (center) b. left cover 7. Install the memory modules. 8. Follow the procedures in After Working Inside Your Computer. Removing the HeatSink Fan 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a.
b. heatsink c. memory shroud (center) 3. Push the grommets outward to release the heatsink fan from the assembly. 4. Remove the heatsink fan from the heatsink assembly. Installing the Heatsink Fan 1. Slide the heatsink fan into heatsink assembly. 2. Plug in the grommets to secure the heatsink fan to the heatsink assembly. 3. Install: a. heatsink b. memory shroud (center) c. left cover 4. Follow the procedures in After Working Inside Your Computer. Removing the PCIe Card Retention 1.
Installing the PCIe card retention 1. Place the PCIe card retention in its slot and insert the latches. 2. Route the cables through latches. 3. Install: a. PCIe cards b. left cover 4. Follow the procedures in After Working Inside Your Computer. Removing the System-Fan Assembly 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a. b. c. d. 3. left cover optical drive PCIe card retention memory shroud Remove the screws that secure the optical-drive cage.
4. Push the PCIe card retention in the direction indicated to unhinge it from the system-fan module. 5. Lift the PCIe card retention in an upward direction to remove it from the computer. 6. Remove the graphics-card cable from the latch.
7. Route the system-fan cable through the opening in the system-fan module. 8. Perform the following steps as shown in the illustration: a. Disconnect the system-fan and internal speaker cable connectors from the system board [1,2].
9. Perform the following steps as shown in the illustration: a. Remove the screws that secure the system-fan assembly to the chassis [1]. b. Lift and remove the system-fan assembly from the chassis [2].
10. Insert the fan cable through the opening to release the system-fan module. 11. Remove the grommets that secure the system fan , lift up the fan and remove it from the fan assembly.
Installing the System-Fan Assembly 1. Tighten the grommets that secure the system fan to the system-fan module. 2. Connect the system-fan cable to the system-fan module. 3. Install the screws that secure the system-fan module to the chassis. 4. Route the system-fan cables out of the opening in the system-fan module in the direction of the system board. 5. Connect the system-fan and internal speaker cables to their connectors on the system board. 6.
4. Rotate and pull the bezel panel away from the computer to release the hooks on the opposite edge of the bezel from the chassis. Installing the Front Bezel 1. Insert the hooks along the bottom edge of the front panel into the slots on the chassis front. 2. Rotate the bezel towards the computer to engage the front-bezel retention clips until they click into place. 3. Install the left cover. 4. Follow the procedures in After Working Inside Your Computer.
Removing the I/O Panel and the USB 3.0 Ports 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a. front bezel b. left cover c. front cover 3. Disconnect all the cables from the I/O panel. 4. Remove the screws that secure the I/O panel assembly to the computer chassis. 5. Pull the I/O panel assembly in a direction opposite to the computer to release its edge from the chassis clip.
6. Slide the opposite edge of the I/O panel assembly outward to disengage the I/O assembly from the chassis. 7. Remove the screws that secure the USB 3.0 module to the I/O panel assembly and remove it from the computer. 8. Remove the screws that secure the I/O panel and remove it from the I/O panel assembly. Installing the I/O Panel and the USB 3.0 Ports 1. Place the I/O panel and install the screws to secure it in place. 2. Place the USB 3.
4. Install the screws that secure the I/O panel assembly to the chassis. 5. Connect all the cables to the I/O panel. 6. Install: a. front bezel b. front cover c. left cover 7. Follow the procedures in After Working Inside Your Computer. Removing the Power Switch 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a. b. c. d. 3. left cover front cover front bezel I/O panel Perform the following steps: a. Disconnect the power switch cable from the I/O panel board. b.
Installing the Power Switch 1. Connect the power-switch cable to the I/O panel board. 2. Route the power-switch module through the opening on the front panel. 3. Press the retention tab to secure the power switch in place. 4. Install: a. b. c. d. 5. I/O panel front bezel front cover left cover Follow the procedures in After Working Inside Your Computer. Removing the Speaker 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove the left cover. 3.
4. Perform the following steps: a. Press the speaker latch on both sides to release the speaker from the chassis. b. Lift to remove the speaker from the computer. c. Remove the speaker cable through the opening. Installing the Speaker 1. Install the speaker and route the speaker cable through the chassis. 2. Connect the speaker cable to the system board. 3. Install the left cover. 4. Follow the procedures in After Working Inside Your Computer.
Removing the Right Cover 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove the screws that secure the right cover to the chassis. 3. Slide the right cover in the direction indicated to remove it from the computer. 4. Lift the right cover at a 45–degree and remove it from the computer.
Figure 4. Installing the Right Cover 1. Place the right cover on the computer. 2. Install the screws that secure the right cover to the computer. 3. Follow the procedures in After Working Inside Your Computer. Removing the 5.25-inch Optical Drive 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a. right cover 3. Disconnect the data and power cables from the back of the optical drive. 4.
5. Remove the screws from the optical drive and remove the bracket. Installing the 5.25-inch Optical Drive NOTE: If the sytem is not shipped with optical drive, remove the 5.25-inch optical drive cover from the front cover to install the Optical drive. 1. Place the optical drive on the bracket and tighten the screws to secure the optical drive. 2. Slide the optical drive into the drive bay. 3. Connect the power and data cables to the optical drive. 4. Install: a. right cover 5.
4. Unroute the HDD thermal-sensor cable from its securing clips on the chassis. 5. Open the latch securing the HDD thermal sensor and remove it from the computer.
Installing the HDD Thermal Sensor 1. Install the HDD thermal-sensor cable on the system board. 2. Route the HDD thermal-sensor cable around the computer chassis. 3. Fasten the latch that secures the HDD thermal-sensor cable. 4. Install: a. right cover b. left cover 5. Follow the procedures in After Working Inside Your Computer. Removing the Processor 1. Follow the procedures inBefore Working Inside Your Computer. 2. Remove: a. left cover b. heatsink 3.
NOTE: Damaging pins during removal of the processor can cause damage to the processor. 4. Repeat the above steps to remove the second processor (if available) from the computer. To verify if your computer has dual processor slots, see the System Board components. Installing the Processor 1. Place the processor in its socket. 2. Replace the processor cover. NOTE: The processor cover is secured by two levers. They have icons that indicate which lever needs to be opened first and which lever closes first.
b. right cover 3. Disconnect the hard-drive fan cable from the system board. 4. Route the cable from below the computer chassis as indicated. 5. Remove the screws that secure the hard-drive fan to the computer chassis and remove the fan from the computer.
Installing the Hard-Drive Fan 1. Install the screws that secure the hard-drive fan to the system chassis. 2. Route the hard-drive fan cable through the chassis and connect it to its slot on the system board. 3. Install: a. left cover b. right cover 4. Follow the procedures in After Working Inside Your Computer. Removing the Power Supply Unit (PSU) Card 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a. right cover b. PSU 3. 52 a.
Installing the Power Supply Unit (PSU) Card 1. Install the screws that secure the PSU card to the chassis. 2. Connect all the cables to the PSU card. 3. Install: a. PSU b. right cover 4. Follow the procedures in After Working Inside Your Computer. System Board Components The following image displays the system board components .
1. PCI card slot (slot 5) 2. PCI Express 3.0 x16 card slot (slot 4) 3. PCI Express 2.0 x16 (x4 electrically) card slot (slot 3) 4. PCI Express 3.0 x16 card slot (slot 2) 5. PCI Express 3.0 x16 (x4 electrically) card slot (slot 1) 6. intrusion-switch connector 7. DIMM slots (available only when optional second processor is installed) 8. processor socket 9. CPU2 fan connector 10. front-panel audio connector 11. DIMM slots (available only when optional second processor is installed) 12.
31. password jumper 32. hard-drive fan connector 33. SATA connectors 34. USB 3.0 connector for front panel 35. CPU1 fan connector 36. front panel connector 37. thermal sensor connector 38. internal USB 2.0 connector 39. HDD1 fan connector Removing the System Board 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove the: a. b. c. d. e. f. g. h. i. j.
5. Perform the following steps as shown in the illustration: a. Slide the system board towards front direction [1]. b. Tilt the system board [2]. 6. 56 Lift the system board in an upward direction and remove it from the computer.
Installing the System Board 1. Align the system board to the port connectors on the back of the chassis and place the system board in the chassis. 2. Tighten the screws that secure the system board to the chassis. 3. Connect the connectors to the system board. 4. Install the: a. b. c. d. e. f. g. h. i. j. 5.
Additional Information 3 This section provides information for the additional features that are part of your computer. Memory Module Guidelines To ensure optimal performance of your computer, observe the following general guidelines when configuring your system memory: • Memory modules of different sizes can be mixed (for example, 2 GB and 4 GB). But, all populated channels must have identical configurations. • Memory modules must be installed beginning with the first socket.
Power Supply Unit (PSU) Lock The PSU lock prevents the removal of the PSU from the chassis. NOTE: To lock or unlock the PSU, always ensure that the cover of the chassis is removed. To secure the PSU, remove the screw from the unlock screw location and tighten the screw to the lock location. Similarly, to unlock the PSU, remove the screw from the lock screw location and tighten the screw to the unlock screw location.
System Setup 4 System Setup enables you to manage your computer hardware and specify BIOS‐level options.
Table 1. Navigation Keys Keys Navigation Up arrow Moves to the previous field. Down arrow Moves to the next field. Allows you to select a value in the selected field (if applicable) or follow the link in the field. Spacebar Expands or collapses a drop‐down list, if applicable. Moves to the next focus area. NOTE: For the standard graphics browser only. Moves to the previous page till you view the main screen.
Option Description • Date/Time Enable Legacy Option ROMs (Default) Allows you to set the date and time. The changes to the system date and time takes effect immediately. Table 3. System Configuration Option Description Integrated NIC Allows you to configure the integrated network controller. The options are: Integrated NIC 2 • • Enable UEFI Network Stack Disabled • • NOTE: You can use the Disabled option, only if Active Management Technology (AMT) option is disabled.
Option Description Tower 7910 • • SATA–0 SATA–1 Default Setting: All drives are enabled. NOTE: If the hard drives are connected to a RAID controller card, the hard drives will display {none} in all the fields. The hard drives can be seen in the RAID controller card BIOS. SMART Reporting This field controls if the hard drive errors for the integrated drives are reported during system startup. This technology is part of the SMART (Self Monitoring Analysis and Reporting Technology) specification.
Option Description (memory-mapped IO) and the operating system. • • Small (Default) Large Table 4. Video Option Description Primary Video Slot Allows you to configure primary boot video device. The options are: • • • • • • • • • Auto (Default) SLOT 1 SLOT 2: VGA Compatible SLOT 3 SLOT 4 SLOT 5 SLOT 6 ( Tower 5810 and Tower 7810 only) SLOT1_CPU2: VGA Compatible (Tower 7910 only) SLOT2_CPU2 (Tower 7910 only) Table 5.
Option Description CPU XD Support Allows you to enable the Execute Disable mode of the processor. • OROM Keyboard Access Enable CPU XD Support (Default) Allows you to determine whether users are able to enter Option ROM Configuration screens via hotkeys during boot. The options are: • • • Enable (Default) One Time Enable Disable Admin Setup Lockout Allows you to prevent users from entering Setup when an administrator password is set.
Option Description NOTE: • • The options displayed could be different depending on the installed processor(s). The options depend on the number of cores supported by the installed processor (All, 1, 2, N-1 for N-Core Processors) Intel SpeedStep Allows you to enable or disable the Intel SpeedStep feature. Default Setting: Enable Intel SpeedStep C States Allows you to enable or disable the additional processor sleep states.
Option Description • Auto On Time Allows you to set the time at which the computer must turn on automatically. The options are: • • • • Deep Sleep Control Disabled (Default) Enabled in S5 only Enabled in S4 and S5 Allows you to control the speed of the system fan. The options are: • • • • • • USB Wake Support Disabled (Default) Every Day Weekdays Select Days Allows you to define the controls when Deep Sleep is enabled.
Option Description Fastboot Allows you to speed up the boot process by bypassing some compatibility steps. The options are: • • • Minimal Thorough - This option is enabled by default. Auto Table 10. Virtualization Support Option Description Virtualization This option specifies whether a Virtual Machine Monitor (VMM) can utilize the additional hardware capabilities provided by Intel Virtualization technology.
Option Description Pcie LinkSpeed • L0s Only • • • • Auto (Default) Gen1 Gen2 Gen3 Updating the BIOS It is recommended to update your BIOS (system setup), on replacing the system board or if an update is available. For laptops, ensure that your computer battery is fully charged and connected to a power outlet 1. Re-start the computer. 2. Go to dell.com/support. 3. Enter the Service Tag or Express Service Code and click Submit.
CAUTION: The password features provide a basic level of security for the data on your computer. CAUTION: Anyone can access the data stored on your computer if it is not locked and left unattended. NOTE: Your computer is shipped with the system and setup password feature disabled. Assigning a System Password and Setup Password You can assign a new System Password and/or Setup Password or change an existing System Password and/or Setup Password only when Password Status is Unlocked.
NOTE: If you change the System and/or Setup password, re-enter the new password when promoted. If you delete the System and/or Setup password, confirm the deletion when promoted. 5. Press and a message prompts you to save the changes. 6. Press to save the changes and exit from the System Setup. The computer reboots. Disabling a System Password The system's software security features include a system password and a setup password. The password jumper disables any password(s) currently in use.
Diagnostics 5 If you experience a problem with your computer, run the ePSA diagnostics before contacting Dell for technical assistance. The purpose of running diagnostics is to test your computer's hardware without requiring additional equipment or risking data loss. If you are unable to fix the problem yourself, service and support personnel can use the diagnostics results to help you solve the problem.
Troubleshooting Your Computer 6 You can troubleshoot your computer using indicators like Diagnostic Lights, Beep Codes, and Error Messages during the operation of the computer. Diagnostic LEDs NOTE: The diagnostic LEDs only serve as an indicator of the progress through the Power-On Self Test (POST) process. These LEDs do not indicate the problem that caused the POST routine to stop. The diagnostic LEDs are located on the front of the chassis next to the power button.
Check the PSU cabling to Motherboard to make sure that all cables are installed correctly. 2,3 A possible Motherboard, Memory, or CPU failure has occurred 2,4 A possible coin cell failure has occurred. 2,5 System is in Recovery Mode BIOS checksum failure was detected and the system is now in recovery mode. 2,6 A possible processor failure has occurred Re-seat the processor 2,7 Memory modules are detected, but a memory power failure has occurred.
at a time) until you have identified all modules without error. If available, install working memory of the same type into your computer. 3,4 Power connector not installed properly. Re-seat the 2x2 power connector from the power supply unit. 3,5 Memory modules are detected, but a memory configuration or compatibility error has occurred. Ensure that no special requirements for memory module or connector placement exist. Ensure that the memory you are using is supported by your computer.
Table 16. Errors that halt your computer completely Error Message Error! Non-ECC DIMMs are not supported on this system. Alert! Processor cache size is mismatched. Install like processor or one processor. Alert! Processor type mismatch. Install like processor or one processor. Alert! Processor speed mismatch Install like processor or one processor. Alert! Incompatible Processor detected. Install like processor or one processor.
Error Message Alert! Memory related failure detected. Alert! Correctable memory error has been detected in memory slot DIMMx. Warning: Non-optimal memory population detected. For increased memory bandwidth populate DIMM connectors with white latches before those with black latches. Your current power supply does not support the recent configuration changes made to your system. Please contact Dell Technical support team to learn about upgrading to a higher wattage power supply.
Technical Specifications 7 NOTE: Offerings may vary by region. The following specifications are only those required by law to ship with your computer. For more information about the configuration of your computer, go to Help and Support in your Windows operating system and select the option to view information about your computer. Table 19. Processor Feature Specification Type 4, 6, 8, 10, 12, 14, 16 and 18 core Intel Xeon processor.
Table 23. Audio Feature Specification Integrated Realtek ALC3220 audio codec Table 24. Network Feature Specification Tower 7910 Intel i217 and Intel i210 Table 25. Expansion Interfaces Feature Specification PCI: SLOT1 PCI Express 3.0 x16 (x4 electrical), 16GB/s SLOT2 PCI Express 3.0 x16, 16GB/s SLOT3 PCI Express 2.0 x16 (x4 electrical), 16GB/s SLOT4 PCI Express 3.0 x16, 16GB/s SLOT5 PCI CPU2 SLOT1 PCI Express 3.0 x16 (requires second CPU) CPU2 SLOT2 PCI Express 3.
Feature Specification • 3.5–inch hard drive bays supports up to four 2.5–inches hard drives (with optional adapters) four NOTE: These hard drive bays can hold four 2.5–inch hard drive with supplied HDD caddy. Internally accessible none Table 27. External Connectors Feature Specification Audio • • front panel — mic-in, headphone-out back panel — line-out, mic in/line In Network Tower 7910 Serial two RJ-45 connector one 9-pin connector USB Tower 7910 Video • • • front panel — three USB 2.
Feature Specification Back I/O: PCI Express PCI Express x4 Tower 7910 one 98–pin connector, one 164-pin connector PCI Express x16 Tower 7910 PCI 2.
Feature Specification Network activity lights (back panel) yellow light — flashes when there is network activity on the connection. Table 30. Power Feature Specification Coin-cell battery 3 V CR2032 lithium coin cell Voltage 100 VAC to 240 VAC Wattage • • • 1000 W (input voltage 100 VAC – 107 VAC) 1300 W (input voltage 181 VAC – 240 VAC) 1100 W (input voltage 108 VAC – 180 VAC) • • • 4015.3 BTU/Hr (at 100 VAC) 4365.5 BTU/Hr (at 107 VAC) 5099.
Feature Storage Specification 105 G +/- 5% with pulse duration of 2 msec +/- 10% (equivalent to 127 cm/sec [50 in/sec]) Altitude: Operating –15.2 m to 3048 m (-50 ft to 10,000 ft) Storage –15.2 m to 10,668 m (-50 ft to 35,000 ft) Airborne contaminant level G1 as defined by ISA-S71.
Contacting Dell 8 NOTE: If you do not have an active Internet connection, you can find contact information on your purchase invoice, packing slip, bill, or Dell product catalog. Dell provides several online 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: 1. Go to dell.com/support. 2. Select your support category. 3.
