Owner's Manual
Page 6
...109 Removing The Control Panel (PowerEdge R720 109 Installing The Control Panel (PowerEdge R720 111 Removing The Control Panel (PowerEdge R720xd 111 Installing The Control Panel (PowerEdge R720xd 112 Removing The I/O Panel (PowerEdge R720xd 113 Installing The I/O Panel (PowerEdge R720xd 114 System Board...114 Removing The System Board...114 Installing The System Board...116 4 ... Power Supplies...122 Troubleshooting Cooling Problems...122 Troubleshooting Cooling Fans...123 Troubleshooting System Memory...123 Troubleshooting An Internal USB Key...124 Troubleshooting An SD Card...124
...109 Removing The Control Panel (PowerEdge R720 109 Installing The Control Panel (PowerEdge R720 111 Removing The Control Panel (PowerEdge R720xd 111 Installing The Control Panel (PowerEdge R720xd 112 Removing The I/O Panel (PowerEdge R720xd 113 Installing The I/O Panel (PowerEdge R720xd 114 System Board...114 Removing The System Board...114 Installing The System Board...116 4 ... Power Supplies...122 Troubleshooting Cooling Problems...122 Troubleshooting Cooling Fans...123 Troubleshooting System Memory...123 Troubleshooting An Internal USB Key...124 Troubleshooting An SD Card...124
Owner's Manual
Page 23
... the PowerEdge R720xd. Miscellaneous Settings Displays options to modify UEFI and BIOS boot settings. Boot Settings Displays options to their respective options in the following sections, where applicable. System Setup Main Screen NOTE: Press to reset the BIOS or UEFI settings to specify the boot mode (BIOS or UEFI). Displays options to installed memory...
... the PowerEdge R720xd. Miscellaneous Settings Displays options to modify UEFI and BIOS boot settings. Boot Settings Displays options to their respective options in the following sections, where applicable. System Setup Main Screen NOTE: Press to reset the BIOS or UEFI settings to specify the boot mode (BIOS or UEFI). Displays options to installed memory...
Owner's Manual
Page 135
... PowerEdge R720 and PowerEdge R720xd unless specified otherwise. 7 Technical Specifications NOTE: The following specifications apply to both the processors must be installed. (Slot 5) One full-height, full-length x8 link (Slot 6) One full-height, full-length x8 link (PowerEdge R720) (Slot 7) One full-height, full-length x8 link (PowerEdge R720) (Slot 6) One full-height, full-length x16 link Memory Architecture Memory...
... PowerEdge R720 and PowerEdge R720xd unless specified otherwise. 7 Technical Specifications NOTE: The following specifications apply to both the processors must be installed. (Slot 5) One full-height, full-length x8 link (Slot 6) One full-height, full-length x8 link (PowerEdge R720) (Slot 7) One full-height, full-length x8 link (PowerEdge R720) (Slot 6) One full-height, full-length x16 link Memory Architecture Memory...
Owner's Manual
Page 136
... and two optional 2.5 inch back-accessible SAS, Nearline SAS, or SSD hard drives in hard-drive slots 0 through 13. Up to four 2.5 inch Dell PowerEdge Express Flash devices (PCIe SSDs) in hard-drive slots 0 through 11 and 12 through 3 (hard-drive bay 2). Up to eight 3.5 inch or ... drives and are installed with a hard-drive blank). Memory UDIMMs Minimum RAM Maximum RAM LRDIMMs RDIMMs UDIMMs Drives Hard drives (PowerEdge R720) Four-hard-drive systems Eight-hard-drive systems Sixteen or eight plus eight-hard-drive systems Twelve-hard-drive systems Hard drives (PowerEdge R720xd) Twelve plus two...
... and two optional 2.5 inch back-accessible SAS, Nearline SAS, or SSD hard drives in hard-drive slots 0 through 13. Up to four 2.5 inch Dell PowerEdge Express Flash devices (PCIe SSDs) in hard-drive slots 0 through 11 and 12 through 3 (hard-drive bay 2). Up to eight 3.5 inch or ... drives and are installed with a hard-drive blank). Memory UDIMMs Minimum RAM Maximum RAM LRDIMMs RDIMMs UDIMMs Drives Hard drives (PowerEdge R720) Four-hard-drive systems Eight-hard-drive systems Sixteen or eight plus eight-hard-drive systems Twelve-hard-drive systems Hard drives (PowerEdge R720xd) Twelve plus two...
Owner's Manual
Page 137
... available for use only if the iDRAC7 Enterprise license is installed on your system. Drives Optical drive (PowerEdge R720) Connectors Back NIC Serial USB Video External vFlash card (PowerEdge R720xd) Front USB Video External vFlash card (PowerEdge R720) Internal USB Internal Dual SD Module Video Video type Video memory Nearline SAS, or SSD hard drives in hard-drive...
... available for use only if the iDRAC7 Enterprise license is installed on your system. Drives Optical drive (PowerEdge R720) Connectors Back NIC Serial USB Video External vFlash card (PowerEdge R720xd) Front USB Video External vFlash card (PowerEdge R720) Internal USB Internal Dual SD Module Video Video type Video memory Nearline SAS, or SSD hard drives in hard-drive...
Technical Guide
Page 19
... supported by the PowerEdge R720 and R720xd. For a list of supported GPUs, see the Dell PowerEdge R720 and R720xd Owner's Manual on Support.Dell.com/Manuals. For the latest information on processor installation and configuration, see Table 18. 19 PowerEdge R720 and R720xd Technical Guide The R720 and R720xd support up to two processors with up to 6GB of dedicated GDDR5 memory. Model Speed Cache...
... supported by the PowerEdge R720 and R720xd. For a list of supported GPUs, see the Dell PowerEdge R720 and R720xd Owner's Manual on Support.Dell.com/Manuals. For the latest information on processor installation and configuration, see Table 18. 19 PowerEdge R720 and R720xd Technical Guide The R720 and R720xd support up to two processors with up to 6GB of dedicated GDDR5 memory. Model Speed Cache...
Technical Guide
Page 22
...three DIMMs. Both systems support a flexible memory configuration, according to the following basic rules: Speed: If DIMMs of different speeds are supported on Support.Dell.com/Manuals. 22 PowerEdge R720 and R720xd Technical Guide The R720 and R720xd support up to 12 DIMMs per Data ...slots, followed by the SR DIMMs. For more information on memory configuration and population, see the Dell PowerEdge R720 and R720xd Systems Owner's Manual on the R720 and R720xd, ranging from the processor. DIMMs should be installed with SR DIMMs, DR DIMMS should be mixed. Table 8...
...three DIMMs. Both systems support a flexible memory configuration, according to the following basic rules: Speed: If DIMMs of different speeds are supported on Support.Dell.com/Manuals. 22 PowerEdge R720 and R720xd Technical Guide The R720 and R720xd support up to 12 DIMMs per Data ...slots, followed by the SR DIMMs. For more information on memory configuration and population, see the Dell PowerEdge R720 and R720xd Systems Owner's Manual on the R720 and R720xd, ranging from the processor. DIMMs should be installed with SR DIMMs, DR DIMMS should be mixed. Table 8...
Technical Guide
Page 23
All memory on the DIMM types installed and the configuration. DIMM type UDIMM RDIMM ...QR QR DIMM 2 SR DR DR DR QR # of the system. The operating speed of the memory is also determined by the maximum speed supported by the processor, the speed settings in the BIOS,... ∞ ∞ ∞ ∞ ∞ ∞ ∞ ∞ ∞ ∞ ∞ 1600 23 PowerEdge R720 and R720xd Technical Guide Table 9 lists the memory configuration and performance details for the channel with the lowest DIMM voltage and speed. By default, the systems run at the highest...
All memory on the DIMM types installed and the configuration. DIMM type UDIMM RDIMM ...QR QR DIMM 2 SR DR DR DR QR # of the system. The operating speed of the memory is also determined by the maximum speed supported by the processor, the speed settings in the BIOS,... ∞ ∞ ∞ ∞ ∞ ∞ ∞ ∞ ∞ ∞ ∞ 1600 23 PowerEdge R720 and R720xd Technical Guide Table 9 lists the memory configuration and performance details for the channel with the lowest DIMM voltage and speed. By default, the systems run at the highest...
Technical Guide
Page 38
... definition 3.1.6. The system is lowest in accordance with battery backup. Configuration (23 ± 2°C CPUs ambient) Hard drives Power PCI supply Memory card/HDD unit controller Operating mode LWA-UL1 (bels) LpA2 (dBA) Prominent tones3 Minimum 1 1 x 250GB 1 x SATA (7.2k) 495W ... on Dell's acoustical design, see the Dell Enterprise Acoustics white paper. 38 PowerEdge R720 and R720xd Technical Guide system is configured as Express flash drives and Fusion-io® cards require greater airflow for the R720 and R720xd. Installation of PCIe cards installed: This...
... definition 3.1.6. The system is lowest in accordance with battery backup. Configuration (23 ± 2°C CPUs ambient) Hard drives Power PCI supply Memory card/HDD unit controller Operating mode LWA-UL1 (bels) LpA2 (dBA) Prominent tones3 Minimum 1 1 x 250GB 1 x SATA (7.2k) 495W ... on Dell's acoustical design, see the Dell Enterprise Acoustics white paper. 38 PowerEdge R720 and R720xd Technical Guide system is configured as Express flash drives and Fusion-io® cards require greater airflow for the R720 and R720xd. Installation of PCIe cards installed: This...