Owners Manual
Table Of Contents
- Dell Precision Rack 7910 Owner's Manual
- Contents
- Working on your computer
- LCD panel features
- Hard drive indicator codes
- Installing and removing system components
- Safety instructions
- Before working inside your system
- After working inside your system
- Recommended tools
- System Overview
- Front bezel (optional)
- Removing the system cover
- Installing the system cover
- Inside the system
- Cooling shroud
- System memory
- General memory module installation guidelines
- Sample memory configurations
- Removing memory modules
- Installing memory modules
- Hard drives
- Removing a 2.5 inch hard-drive blank
- Installing a 2.5 inch hard-drive blank
- Removing Hard Drive
- Installing Hard Drive
- Removing a hard drive from a hard-drive carrier
- Installing a hard drive into a hard-drive carrier
- Optical drive (optional)
- Cooling fans
- Removing a cooling fan
- Installing a cooling fan
- Removing the cooling-fan assembly
- Installing the cooling-fan assembly
- Internal USB memory key (optional)
- Replacing the internal USB key
- PCIe card holder
- Cable retention bracket
- Expansion cards and expansion card risers
- Expansion card installation guidelines
- Removing an expansion card from expansion-card riser 2 or 3
- Installing an expansion card into the expansion-card riser 2 or 3
- Removing an expansion card from the expansion-card riser 1
- Installing an expansion card into the expansion-card riser 1
- Removing the riser 1 blank
- Installing the riser 1 blank
- Removing expansion-card risers
- Installing expansion-card risers
- GPU card installation guidelines
- Installing a GPU card
- Removing a GPU card
- SD vFlash media card (optional)
- Internal dual SD module (optional)
- Integrated storage controller card
- Network daughter card
- Heat sink and processor
- Power supply units
- Hot spare feature
- Removing the power supply unit blank
- Installing the power supply unit blank
- Removing an AC power supply unit
- Installing an AC power supply unit
- System battery
- Hard-drive backplane
- Removing the hard-drive backplane
- Installing the hard-drive backplane
- Control panel assembly
- System board
- Troubleshooting your system
- Troubleshooting system startup failure
- Troubleshooting external connections
- Troubleshooting the video subsystem
- Troubleshooting a USB device
- Troubleshooting iDRAC Direct (USB XML configuration)
- Troubleshooting iDRAC Direct (laptop connection)
- Troubleshooting a serial I/O device
- Troubleshooting a NIC
- Troubleshooting a wet system
- Troubleshooting a damaged system
- Troubleshooting the system battery
- Troubleshooting power supply units
- Troubleshooting cooling problems
- Troubleshooting cooling fans
- Troubleshooting system memory
- Troubleshooting an internal USB key
- Troubleshooting an SD card
- Troubleshooting an optical drive
- Troubleshooting a hard drive
- Troubleshooting a storage controller
- Troubleshooting expansion cards
- Troubleshooting processors
- Error Messages
- System messages
- Using system diagnostics
- Jumpers and connectors
- Specifications
- System Setup
- Boot Menu
- Timing Key Sequences
- Dell Diagnostics
- About system setup
- Entering System Setup
- System Setup Main Menu
- System BIOS screen
- System Information screen details
- Memory Settings screen details
- Processor Settings screen details
- SATA Settings screen details
- Boot Settings screen details
- Integrated Devices screen details
- Serial Communication screen details
- System Profile Settings screen details
- System Security settings screen details
- Miscellaneous Settings screen details
- NIC indicator codes
- Power indicator codes
- Contacting Dell
Memory Settings screen details
You can use the Memory Settings screen to view all the memory settings as well as to enable or disable specific memory
functions such as system memory testing and node interleaving.
About this task
You can view the Memory Setting screen by clicking System Setup Main Menu > System BIOS > Memory Settings.
The Memory Settings screen details are explained as follows:
Menu Item Description
System Memory
Size
Displays the amount of memory installed in the system.
System Memory
Type
Displays the type of memory installed in the system.
System Memory
Speed
Displays the system memory speed.
System Memory
Voltage
Displays the system memory voltage.
Video Memory Displays the amount of video memory.
System Memory
Testing
Specifies whether system memory tests are run during system boot. Options are Enabled and Disabled.
By default, the System Memory Testing option is set to Disabled.
Memory
Operating Mode
Specifies the memory operating mode. By default Optimizer Mode.
NOTE: The Memory Operating Mode can have different defaults and available options based on
the memory configuration of your system.
NOTE: The Dell Fault Resilient Mode establishes an area of memory that is fault resilient. This
mode can be used by an operating system that supports the feature to load critical applications or
enables the operating system kernel to maximize system availability.
Node Interleaving Specifies if Non-Uniform Memory architecture (NUMA) is supported. If this field is Enabled, memory
interleaving is supported if a symmetric memory configuration is installed. If Disabled, the system
supports NUMA (asymmetric) memory configurations. By default, Node Interleaving option is set to
Disabled.
Snoop Mode Specifies the Snoop Mode options. Snoop Mode options available are Home Snoop, Early Snoop,
Cluster on Die. By default, the Snoop Mode option is set to Early Snoop. The field is only available
when Node Interleaving is Disabled.
Processor Settings screen details
You can use the Processor Settings screen to view the processor settings and perform specific functions such as enabling
virtualization technology, hardware prefetcher, and logical processor idling.
About this task
You can view the Processor Settings screen by clicking System Setup Main Menu > System BIOS > Processor Settings.
The Processor Settings screen details are explained as follows:
Menu Item
Description
Logical Processor Enables or disables the logical processors and displays the number of logical processors. If the Logical
Processor option is set to Enabled, the BIOS displays all the logical processors. If this option is set
to Disabled, the BIOS only displays one logical processor per core. By default, the Logical Processor
option is set to Enabled.
Maximum data
rate
QPI Speed maximum data rate 9.6 Gt/s, 8.0 GT/s, 6.4 GT/s
System Setup 107