Dell PowerEdge External Media System 753 Dell PowerEdge R720 and R720xd Owner'
Dell PowerEdge External Media System 753 Manual
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- Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 1
Dell PowerEdge R720 and R720xd Owner's Manual Regulatory Model: E14S Series Regulatory Type: E14S001 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 2
problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. © 2013 Dell Inc. Trademarks used in this text: Dell™, the Dell logo, Dell Boomi™, Dell Precision™ , OptiPlex™, Latitude™, PowerEdge trademarks or trademarks of Citrix Systems, Inc. in the United States - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 3
Setup And Boot Manager 21 Choosing The System Boot Mode...21 Entering System Setup...22 Responding To Error Messages...22 Using The System Setup Navigation Keys...22 System Setup Options...22 System Setup Main Screen...23 System BIOS Screen...23 System Information Screen...24 Memory Settings Screen - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 4
Tools...37 Front Bezel (Optional)...37 Removing The Front Bezel...37 Installing The Front Bezel...38 Opening And Closing The System...38 Opening The System...38 Closing The System...39 Inside The System...39 Cooling Shroud...41 Removing The Cooling Shroud...41 Installing The Cooling Shroud...42 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 5
...74 Installing A GPU Card...75 Removing A GPU Card...76 SD vFlash Card...77 Replacing An SD vFlash Card...77 Removing The vFlash Media Unit...78 Installing The vFlash Media Unit...79 Internal Dual SD Module...80 Removing The Internal Dual SD Module...80 Installing The Internal Dual SD Module...81 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 6
Instructions PowerEdge R720xd 121 System Board...121 Removing The System Board...121 Installing The System Board...123 4 Troubleshooting Your System 125 Safety First-For You And Your System...125 Troubleshooting System Startup Failure...125 Troubleshooting External Connections...125 Troubleshooting - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 7
A Tape Backup Unit...131 Troubleshooting A Hard Drive...132 Troubleshooting A Storage Controller...132 Troubleshooting Expansion Cards...133 Troubleshooting Processors...134 5 Using System Diagnostics...135 Dell Online Diagnostics...135 Dell Embedded System Diagnostics...135 When To Use - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 8
8 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 9
is turned off. 2 NMI button 3 System identification button Used to troubleshoot software and device driver errors when running certain operating systems. This button can be pressed using the end of a paper clip. Use this button only if directed to do so by qualified support personnel or by the - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 10
hard drives. NOTE: In systems supporting Dell PowerEdge Express Flash devices (PCIe SSDs), hard-drive slots 0 through 3 in hard-drive bay 2 support only PCIe SSDs. Hard-drive bay 3 does not support any hard drives and is installed with a hard-drive blank. 10 vFlash media card slot 11 USB - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 11
before power to the system is turned off. 4 NMI button Used to troubleshoot software and device driver errors when running certain operating systems. This button can be pressed using the end of a paper clip. Use this button only if directed to do so by qualified support personnel or by the - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 12
-out label panel which allows you to record system information such as Service Tag, NIC, MAC address, and so on as per your need. LCD Panel Features NOTE: The LCD panel is present only on PowerEdge R720. The system's LCD panel provides system information and status and error messages to indicate - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 13
useful when trying to match an LCD message with an SEL entry. Select Simple to display LCD error messages in a simplified user-friendly description. See System Error Messages for a list of messages in this format. Set home Select the default information to be displayed on the LCD Home screen. See - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 14
iDRAC, iSCSI, or Network devices. Displays the name of the Host, Model, or User String for the system Displays the Asset tag or the Service tag for the system. 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 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 15
supply or voltage regulator). See the System Event Log or system messages for the specific issue. If it is due to a problem with the power supply, check the bracket is removed. • Ambient temperature is too high. • External airflow is obstructed. See Getting Help. Memory indicator Condition The - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 16
preparing for removal Drive ready for insertion or removal NOTE: The drive status indicator remains off until all hard drives are initialized after the system is turned on. Drives are not ready for insertion or removal during this time. Blinks green, amber, Predicted drive failure and off Blinks - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 17
buttons on the front and back panels can be used to locate a particular system within a rack. PowerEdge R720 PowerEdge R720xd When one of these buttons is pressed, the LCD panel on the front and the system status indicator on the back flashes until one of the buttons is pressed again - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 18
slots full height (3) (PowerEdge R720xd) 10 Power supply (PSU1) 11 Power supply (PSU2) 12 Hard drives (2) (back) 13 vFlash media card slot NIC Indicator Codes Description NOTE: The port is available for use only if the iDRAC7 Enterprise license is installed on your system. Allows you to - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 19
1. link indicator 2. activity indicator Indicator Link and activity indicators are off Link indicator is green Link indicator is amber Activity indicator is blinking green Indicator Code The NIC is not connected to the network. The NIC is connected to a valid network at its maximum port speed (1 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 20
power supply and that the power supply is operational. Indicates a problem with the power supply. CAUTION: When correcting a power supply mismatch Guide provides an overview of setting up your system, and technical specifications. This document is available online at www.dell.com/support/manuals. - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 21
Keystroke Description Enters the System Setup. Enters System Services, which opens the Dell Lifecycle Controller 2 (LC2). The Dell LC2 supports systems management features such as operating system deployment, hardware diagnostics, platform updates, and platform configuration - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 22
mode. NOTE: For the latest information on supported operating systems, go to dell.com/ossupport. Entering System Setup 1. Turn on or restart your system. 2. Press immediately after you see the following message: = System Setup If your operating system begins to load before you press - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 23
system such as the system model name, BIOS version, Service is not available on the PowerEdge R720xd. Boot Settings Displays System Security Displays options to configure the system security settings like, system password, setup password, TPM security, and so on. It also enables or disables support - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 24
system. System Service Tag Displays the system Service Tag. System Manufacturer Displays the name of system manufacturer. System Manufacturer Displays the contact information of the system is supported if a symmetric memory configuration is installed. If Disabled, the system supports Non- - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 25
Enabled. Adjacent Cache Line Prefetch Allows you to optimize the system for applications that require high utilization of sequential memory access. option is set to All. Processor 64-bit Support Specifies if the processor(s) support 64-bit extensions. Processor Core Speed Displays the maximum - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 26
Boot Mode Description Allows you to set the boot mode of the system. CAUTION: Switching the boot mode may prevent the system from booting if the operating system is not installed in the same boot mode. If the operating system supports UEFI, you can set this option to UEFI. Setting this field to - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 27
Port option is set to On. Internal SD Card Port Enables or disables the system's internal SD card port. By default, Internal SD Card Port option is . NOTE: This option is displayed only if IDSDM is installed on the system board. Internal SD Card Redundancy If set to Mirror mode, data is written - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 28
support for PCIe devices that require large amounts of memory. You can above 4 GB enable this option only on 64-bit operating systems device. External Serial Connector Allows you to associate the external serial System Profile option is set to Performance Per Watt Optimized (DAPC). DAPC is Dell - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 29
AES-NI option improves the speed of applications by performing encryption and decryption using the Advanced Encryption Standard Instruction Set and is set to Enabled by default. Allows you to set the system password. This option is set to Enabled by default and is read-only if the password jumper is - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 30
BIOS Update Control option is set to Unlocked. NOTE: BIOS updates using Dell Update Package are not affected by this option. Power Button NMI Button AC Last. Allows you to set how the system supports staggering of power up after AC power is restored to the system. By default, the AC Power Recovery - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 31
password jumper must be set to enabled. For more information on the password jumper settings, see System Board Jumper Settings. System password This is the password that you must enter to log on to your system. Setup password This is the password that you must enter to access and make changes to - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 32
and press . When Password Status is Locked, type the password and press when prompted at reboot. If an incorrect system password is entered, the system displays a message and prompts you to re-enter your password. You have three attempts to enter the correct password. After the third - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 33
Press after you see the following message: = UEFI Boot Manager If your operating system begins to load before you press , allow the system to finish booting, and then restart your system and try again. Using The Boot Manager Navigation Keys Key Up arrow Down arrow Spacebar - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 34
may not support the full set of features provided by the Lifecycle Controller. For more information about setting up the Lifecycle Controller, configuring hardware and firmware, and deploying the operating system, see the Lifecycle Controller documentation at dell.com/support/manuals. 34 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 35
For more information on using iDRAC, see the iDRAC7 User's Guide under Software → Systems Management → Dell Remote Access Controllers, at dell.com/support/manuals. Entering The iDRAC Settings Utility 1. Turn on or restart the managed system. 2. Press during Power-on Self-test (POST). 3. In the - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 36
36 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 37
Components Recommended Tools You may need the following items to perform the procedures in this section: • Key to the system keylock • #2 Phillips screwdriver • T10 and T15 Torx screwdrivers • Wrist grounding strap connected to ground Following tools are required for assembling cables for a DC - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 38
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 39
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 40
Figure 14. Inside the System-PowerEdge R720 1. cooling-fan assembly 2. cable securing bracket 3. PCIe card holder 4. cooling shroud 5. expansion-card riser 3 6. network daughter card 7. expansion-card riser 2 8. expansion-card riser 1 9. heat - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 41
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 42
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 43
RDIMM, or LRDIMM) NOTE: PowerEdge R720xd with 3.5 inch hard-drive configuration does not support LRDIMMs due to thermal limitations. system profile selected (for example, Performance Optimized, Custom, or Dense Configuration Optimized) • maximum supported DIMM frequency of the processors The system - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 44
Figure 17. Memory Socket Locations Memory channels are organized as follows: Processor 1 Processor 2 channel 0: slots A1, A5, and A9 channel 1: slots A2, A6, and A10 channel 2: slots A3, A7, and A11 channel 3: slots A4, A8, and A12 channel 0: slots B1, B5, and B9 channel 1: slots B2, B6, and B10 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 45
and 1066 1333 and 1066 Quad rank 3 1066 1066 Quad rank General Memory Module Installation Guidelines This system supports Flexible Memory Configuration, enabling the system to be configured and run in any valid chipset architectural configuration. The following are the recommended guidelines - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 46
Memory Optimized (Independent Channel) Mode This mode supports SDDC only for memory modules that use x4 device width and does not impose any specific slot population requirements. Memory Sparing NOTE: To use memory sparing, this feature must be enabled in the System Setup. In this mode, one rank per - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 47
section. NOTE: 16 GB quad-rank RDIMMs are not supported. NOTE: 1R, 2R and 4R in the following tables indicate single-, dual-, and quad-rank DIMMs respectively. Table 1. Memory Configurations-Single Processor System Capacity DIMM Size (in Number of (in GB) GB) DIMMs 2 2 1 4 2 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 48
Capacity DIMM Size (in Number of (in GB) GB) DIMMs 384 32 12 Table 2. Memory Configurations-Two Processors System Capacity (in GB) DIMM Size (in GB) Number of DIMMs 16 2 8 32 2 16 32 4 8 64 4 16 8 8 96 4 24 8 12 128 8 16 16 8 160 8 20 16 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 49
after the system has been 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. Read and follow the safety instructions - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 50
after the system has been 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. Read and follow the safety instructions - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 51
the documentation for the storage controller card to ensure that the host adapter is configured correctly to support hot-swap hard drive removal and insertion. CAUTION: Do not turn off or reboot your system while the hard drive is being formatted. Doing so can cause a hard drive failure. NOTE: Use - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 52
into place. 3. If applicable, install the front bezel. Removing A 2.5 Inch Hard-Drive Blank (Back) NOTE: This procedure applies only to PowerEdge R720xd. CAUTION: To maintain proper system cooling, all empty hard-drive slots must have drive blanks installed. Pull the hard-drive blank out until it is - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 53
PowerEdge R720xd. Insert the hard-drive blank into the hard-drive slot until it clicks into place. Removing A 3.5 Inch Hard-Drive Blank CAUTION: To maintain proper system your operating system supports hot-swap drive installation. See the documentation supplied with your operating system. 1. From - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 54
proper system cooling, 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. Read and follow the safety instructions - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 55
CAUTION: 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 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 56
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 57
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. Read and follow the safety instructions of the system. 5. Align - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 58
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 59
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 60
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 61
of the System Setup. To 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. Read and follow the safety instructions - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 62
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. Read and follow the safety instructions proper system cooling, you - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 63
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 64
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 65
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 66
Order Card Priority 1 Card Type Slot Priority-PowerEdge R720 2-Processor Dell PowerEdge 4 Express Flash (PCIe SSD) Bridge 1-Processor Not Supported Slot Priority-PowerEdge R720xd 2-Processor 1-Processor Not Supported Not Supported Max Allowed R720 R720xd 1 0 2 GPU (double - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 67
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 68
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 69
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 70
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 71
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 72
slot 1 2. expansion-card slot 2 3. expansion-card slot 3 Figure 35. Removing and Installing the Expansion Card Riser 2 1. power connector (for GPU cards) 2. expansion-card riser 2 3. riser guide-back 4. expansion-card riser 2 connector 5. riser - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 73
chassis intrusion switch 2. expansion-card slot 4 3. expansion-card slot 5 4. power connector (for GPU cards) Figure 37. Removing and Installing the Expansion Card Riser 3 1. riser guide-front 2. power connector (for GPU cards) 3. expansion-card riser 3 4. expansion-card riser 3 connector 5. riser - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 74
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 75
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 76
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 77
configuration, scripts, and imaging. It emulates USB device(s). For more information, see the iDRAC7 User's Guide at support.dell.com/ manuals. Replacing An SD vFlash Card 1. Locate the vFlash media slot on the system. 2. To remove the installed SD vFlash card, push inward on the card to release it - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 78
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 79
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 80
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 81
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 82
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 83
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 84
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. Read and follow the safety instructions to the system board. 5. - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 85
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 86
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 87
Figure 45. Removing and Installing the Processor Heat Sink 1. heat sink 2. retention sockets (2) 3. retention screws (2) 4. processor CAUTION: The processor is held in its socket under strong pressure. Be aware that the release lever can spring up suddenly if not firmly grasped. 8. Position your - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 88
ready for the new processor. NOTE: If you are permanently removing a processor, you must install a processor/DIMM blank in the vacant socket to ensure proper system cooling. The processor/DIMM blank covers the vacant sockets for the DIMMs and the processor. 88 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 89
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 90
open position, align pin 1 of the processor, using pin 1 position guide on the socket, as reference and set the processor lightly in the the new system configuration. 20. Run the system diagnostics to verify that the new processor operates correctly. Power Supplies Your system supports either: • - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 91
more information on iDRAC settings, see the iDRAC7 User's Guide at support.dell.com/manuals. Removing An AC Power Supply CAUTION: 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 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 92
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. Read and follow the safety instructions see the system's rack - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 93
Wiring Instructions For A DC Power Supply Your system supports up to two -(48-60) V DC power supplies (when available). codes and practices. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow all safety instructions that came with the product. 1. - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 94
the safety ground wire to the grounding post on the back of the system using a #6-32 nut equipped with a locking washer. Figure 49. and practices. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow all safety instructions that came with the product - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 95
with applicable local or national codes and practices. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow all safety instructions that came with the product. CAUTION: The system requires one power supply for normal operation. On power-redundant - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 96
Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow all safety instructions that came with , or hot-adding a new power supply, allow several seconds for the system to recognize the power supply and determine its status. The power-supply status - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 97
the power supply blank, align the blank with the power supply bay and insert it into the chassis until it clicks into place. System Battery Replacing The System Battery WARNING: There is a danger of a new battery exploding if it is incorrectly installed. Replace the battery only with the same or - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 98
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. Read and follow the safety instructions system battery, support - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 99
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 100
Figure 54. Removing and Installing the 3.5 Inch (x8) SAS/SATA Backplane-PowerEdge R720 1. release tabs (2) 2. SAS A cable 3. backplane signal cable 4. backplane power cable A 5. SAS B cable 6. backplane power cable B 100 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 101
Figure 55. Cabling Diagram-3.5 Inch (x8) SAS/SATA Backplane-PowerEdge R720 1. cable retention bracket 2. system board 3. integrated storage controller card 4. SAS connector (mini PERC SAS) on the system board 5. SAS connectors on the backplane (2) 101 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 102
Figure 56. Cabling Diagram-3.5 Inch (x4) SAS/SATA Backplane-PowerEdge R720 1. cable retention bracket 2. system board 3. SAS connector on the system board 4. SAS connector on the backplane 102 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 103
Figure 57. Removing and Installing the 2.5 Inch (x16) SAS/SATA Backplane-PowerEdge R720 1. x16 hard-drive backplane 2. hard-drive backplane connectors (16) 3. backplane power cables (2) 4. backplane signal cable 5. SAS cables (2) 6. release tabs (2) 103 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 104
Figure 58. Cabling Diagram-2.5 Inch (x16) SAS/SATA Backplane-PowerEdge R720 1. cable retention bracket 2. system board 3. integrated storage controller card 4. SAS connector on the system board 5. SAS connectors on the backplane (2) 104 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 105
Figure 59. Removing and Installing the 2.5 Inch (x8) SAS/SATA Backplane-PowerEdge R720 1. x8 hard-drive backplane 2. hard-drive backplane connectors (8) 3. release tab 4. backplane power cable 5. SAS cables (2) 6. backplane signal cable 105 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 106
Figure 60. Cabling Diagram-Dual 2.5 Inch (x8) SAS/SATA Backplane-PowerEdge R720 1. system board 2. cable retention bracket 3. integrated storage controller card 4. SAS connector on the system board 5. SAS controller card 6. SAS backplane 7. SAS backplane 106 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 107
Figure 61. Removing and Installing the 2.5 Inch (x4) SSD/Dell PowerEdge Express Flash (PCIe SSD) Backplane- PowerEdge R720 1. hard-drive backplane connectors (4) 2. x4 hard-drive backplane 3. release tab 4. SSD/PCIe SSD cables (4) 5. backplane power cable 6. backplane signal cable 107 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 108
Figure 62. Cabling Diagram-2.5 Inch (x8) SAS/SATA and (x4) PCIe SSD Backplane-PowerEdge R720 1. cable retention bracket 2. system board 3. integrated storage controller card 4. SSD/PCIe SSD controller card 5. SAS connector on the system board 6. SSD/PCIe SSD backplane 7. SAS backplane 108 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 109
Figure 63. Removing and Installing the 3.5 Inch (x12) SAS/SATA Backplane-PowerEdge R720xd 1. release tabs (2) 2. pass-through I2C cable 3. left control panel cable 4. I2C cable 5. power cable A 6. USB cable 7. SAS cables (3) 8. power cable B 9. front I/O cable 10. right - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 110
Figure 64. Cabling Diagram-3.5 Iinch (x12) SAS/SATA Backplane-PowerEdge R720xd 1. cable retention bracket 2. system board 3. integrated storage controller card 4. SAS connector on the system board 5. SAS backplane 110 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 111
Figure 65. Removing and Installing the 2.5 Inch (x24) SAS/SATA Backplane-PowerEdge R720xd 1. x24 hard-drive backplane 2. left control panel cable 3. release tabs (2) 4. power cable A 5. sideband cable 6. pass-through I2C cable 7. SAS cables (3) 8. power cable B 9. backplane/expander - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 112
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 113
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 114
Figure 67. Removing and Installing the Optional 2.5 Inch (x2) Hard-Drive Backplane-PowerEdge R720xd 1. pass-through I2C cable 2. I2C cable 3. sideband cable 4. hard-drive backplane (back) 5. SAS/SATA connectors (2) 6. SAS cable 7. release pin 114 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 115
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 116
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 117
Figure 70. Removing and Installing the Control Panel-2.5 inch Hard Drives-PowerEdge R720 1. control panel 2. control-panel board 3. control-panel connector cable 4. USB connector cable 5. vFlash media connector cable 6. screws (2) 7. Locate and press the tabs on the information tag. 8. Push the - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 118
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 119
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 120
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 121
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 122
dual SD module g) internal USB key (if installed) h) PCIe card holder i) cable retention bracket j) if present, support bracket NOTE: The support bracket is present on certain system configurations for protection during shipping and can be discarded after removal. CAUTION: To avoid damaging the mini - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 123
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 124
the cable securing bracket. 7. Close the system. 8. Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals. 9. Import your new or existing iDRAC Enterprise license. For more information, see iDRAC7 User's Guide, at dell.com/ support/manuals. 124 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 125
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. Read and follow the safety instructions that came with the product. Troubleshooting System Startup Failure If you boot the system to the BIOS boot mode - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 126
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 127
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 128
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 129
support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product. 1. Open the system. 2. Reseat the fan or the fan's power cable. 3. If the fan functions properly, close the system. If the problem - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 130
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 131
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 132
service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product. NOTE: When troubleshooting a SAS or PERC controller, also see the documentation for your operating system and - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 133
or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product. NOTE: When troubleshooting an expansion card, see the documentation for your operating system and the - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 134
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 135
on the hardware that Online Diagnostics discovers on your system. For information about using diagnostics, see the Dell Online PowerEdge Diagnostics User's Guide under Software → Serviceability Tools, at support.dell.com/manuals. Dell Embedded System Diagnostics NOTE: Also known as Enhanced Pre-boot - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 136
. Event Log Displays a time-stamped log of the results of all tests run on the system. This is displayed if at least one event description is recorded. For information about embedded system diagnostics, see the Dell Enhanced Pre-boot System Assessment User Guide at dell.com/support/manuals. 136 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 137
Board Jumper Settings For information on resetting the password jumper to disable a password, see Disabling A Forgotten Password. Table 5. System Board Jumper Settings Jumper Setting Description PWRD_EN (default) The password feature is enabled (pins 4-6). The password feature is disabled - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 138
Board Connectors Figure 75. System Board Jumpers and Connectors Item Connector 1 J_PS2 2 J_SATA_CD 3 J_SATA_TBU 4 J_BP0 5 J_TBU 6 J_PS1 7 J_IDSDM 8 J_NDC 9 J_RISER_3A 10 J_RISER_3B 138 Description PSU 2 power connector Optical drive SATA - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 139
12 J_VIDEO_REAR Video connector 13 J_COM1 Serial connector 14 J_IDRAC_RJ45 iDRAC7 connector 15 J_CYC System identification connector 16 CYC_ID System identification button 17 J_RISER_2A Riser 2 connector 18 J_RISER_1A Riser 1 connector 19 J_RISER_2B Riser 2 connector - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 140
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. Read and follow the safety instructions that came - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 141
x8 link (PowerEdge R720) (Slot 6) One full-height, full-length x16 link Memory Architecture Memory module sockets Memory module capacities LRDIMMs RDIMMs 800 MT/s, 1066 MT/s, 1333 MT/s or 1600 MT/s DDR3 registered, unbuffered or load-reduced Error Correcting Code (ECC) DIMMs Support for advanced - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 142
drives and are installed with a hard-drive blank). NOTE: Four-hard-drive systems support software RAID. For more information on software RAID, see the Dell PowerEdge RAID Controller (PERC) documentation at support.dell.com/manuals. Up to eight 3.5 inch or 2.5 inch, internal, hot-swappable SAS, SATA - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 143
NIC Serial USB Video External vFlash card (PowerEdge R720xd) Front USB Video External vFlash card (PowerEdge R720) Internal USB Internal Enterprise license is installed on your system. Two 4-pin, USB 2.0-compliant (PowerEdge R720) One 4-pin, USB 2.0-compliant (PowerEdge R720xd) 15-pin VGA One flash - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 144
operating temperature (10 °C to 35 °C), the system can operate down to -5 °C or up to supported. • Redundant power supplies are required. • Non Dell qualified peripheral cards and/or peripheral cards greater than 25 W are not supported. NOTE: For PowerEdge R720, maximum 130 W processor is supported - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 145
measurements for specific system configurations, see dell.com/environmental_datasheets. Temperature 10 °C to 35 °C (50 °F to 95 °F) with no direct sunlight on the equipment. NOTE: When using PowerEdge R720 with internal GPU card(s), the continuous operation range is 10 °C to 30 °C at 10% to 80% RH, - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 146
Environmental Particulate Contamination NOTE: This section defines the limits to help avoid IT equipment damage and/or failure from particulates and gaseous contamination. If it is determined that levels of particulates or gaseous pollution are beyond the limits specified below and are the reason - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 147
10 seconds, reconnect the power cable, and restart the system. System Error Messages System messages appear on the monitor to notify you of a possible problem with the system. These messages refer to events recorded in the System Event Log (SEL). For information on the SEL and configuring - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 148
event log for exception events. The watchdog timer reset the system. The operating system or an application failed to communicate within the time-out period. The system was reset. Check the operating system, application, hardware, and system event log for exception events. The watchdog timer powered - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 149
. If the problem persists, see Getting Help. Message LCD Message Details Action CPU has an internal error (IERR). CPU has an internal error (IERR). System Event Log and Operating System Logs may indicate that the exception is external to the processor. Review System Event Log and - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 150
supported processor types. Message Details Action CPU is throttled. The CPU is throttled due to thermal or power conditions. Review system system. System event log and operating system logs may indicate that the exception is external to the processor. 1. Check system and operating system - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 151
CPU bus parity error detected. CPU bus parity error detected. Power cycle system. System event log and operating system logs may indicate that the exception is external to the processor. 1. Check system and operating system logs for exceptions. If no exceptions are found, continue. 2. Turn off the - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 152
additional fans. The is absent. The is absent. Check hardware. The absent device may be necessary for proper operation. System functionality may be degraded. Reinstall or reconnect the hardware. The storage cable is not connected, or is improperly connected. Storage - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 153
(s) . Multi-bit memory error on . Re-seat memory. The memory module has encountered an uncorrectable error. System performance may be degraded. The operating system and/or applications may fail as a result. Re-seat the memory modules. If the issue persists, see Getting Help - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 154
a memory device at location . SBE log disabled on . Re-seat memory. Errors are being corrected but no longer logged. Review system logs for memory exceptions. Reinstall memory at location . Message Details Action A bus time-out was detected on a component at bus - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 155
at bus devicefunction . Bus fatal error on bus device function . Power cycle system. System performance may be degraded, or system may fail to operate. Cycle input power, update component drivers, if device is removable, reinstall the device. Message Details - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 156
System BIOS detected memory, but was unable to configure the memory for system operation. Compare system memory installation to supported system >. Check PSU. System performance and power redundancy may be degraded or lost. Remove and reinstall the power supply at the next service window. If the - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 157
power rating. Install matched power supplies and review proper configuration in this manual. Message LCD Message Details Action Power supply is absent. PSU the power supply. 2. Check cables and subsystem components in the system for damage. 3. If the issue persists, see Getting Help. - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 158
system for damage. 3. If the issue persists, see Getting Help. Message LCD Message Action Message LCD Message Details Action Fan failure detected on power supply . Fan failure detected on PSU . Check PSU. Check for fan blockage. If the problem manual for proper configuration. 158 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 159
demand exceeds capacity. System halted. The system halted because system power exceeds capacity. Review system configuration, upgrade power supplies or reduce system power consumption. Message LCD Message Failure detected on Removable Flash Media . Removable Flash Media failed. Check - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 160
An error was reported during a SD card read or write. Reseat the flash media. If the problem persists, see Getting Help. Message LCD Message Details Action Removable Flash Media is write protected. Removable Flash Media is write protected. Check SD Card. The card is write-protected - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 161
exceptions. Reboot the management controller or iDRAC. Cycle system input power. If problem persists call support. Message LCD Message Details An unknown system hardware failure detected. Unknown system hardware failure. If the system event log failed to initialize, platform status and failure - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 162
TMP0121 VLT0204 Message Information Action Re-configure system to the minimum supported configuration. If issues persists, contact support. Message LCD Message Details Action The system inlet temperature is less than the lower warning threshold. System inlet temperature is outside of range - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 163
. 3. If the issue persists, see Getting Help. Warning Messages A warning message alerts you to a possible problem and prompts you to respond before the system continues a task. For example, before you format a hard drive, a message warns you that you may lose all data on the hard drive. Warning - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 164
164 - Dell PowerEdge External Media System 753 | Dell PowerEdge R720 and R720xd Owner' - Page 165
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. Visit dell.com/support 2. Select your support category. 3. Verify your country or region in the Choose a Country
Dell PowerEdge R720 and R720xd
Owner's Manual
Regulatory Model: E14S Series
Regulatory Type: E14S001