Dell PowerEdge R940 Technical Manual

Also see for EMC PowerEdge R940: Installation and service manual Service Instruction Installation and service manual

Contents

1 SAS connector (J_SAS_B)2 SAS connector (J_SAS_A)3 Power connector (J_BP_PWR)4 Signal connector (J_BP_SIG)2.5-in x24 hard drive active backplaneThe active backplane is capable of supporting 24x2.5-in SAS/SATA hard drives and 12x NVMe hard drives. A SAS Expander Daughter Cardis necessary to achieve higher volume hard drive configuration and it is integrated with the backplane via Xcede hard drive and powerconnectors.Figure 4. Hard drive backplane 2.5-in x241 PCIe connector (J_PCIE_B2)2 PCIe connector (J_PCIE_A2)3 PCIe connector (J_PCIE_B1)4 PCIe connector (J_PCIE_A1)5 PCIe connector (J_PCIE_B0)6 PCIe connector (J_PCIE_A0)7 PCIe connector (J_BP_PWR_A)8 Signal connector (J_BP_SIG)9 PCIe connector (J_BP_PWR_B)Control panels, LCD and LEDFor more information about the PowerEdge R940 control panels, see the PowerEdge R940's Owner’s Manual at Dell.com/Support/Manuals.Quick Resource Locator (QRL)The Embedded Service Tag (EST) this generation will contain the Service Tag number and the iDRAC password. Embedding the ServiceTag and iDRAC password in the QRL allows the mobile application to display information on their configuration, warranty status, specificiDRAC password and service level agreement. Additionally, the EST will allow us to understand how our customers are using QRL.The following image shows the service tag QRL label:12 Chassis views and features