- Notes, cautions, and warnings
- PowerEdge R7425 system overview
- Documentation resources
- Technical specifications
- System dimensions
- Chassis weight
- Processor specifications
- Supported operating systems
- PSU specifications
- System battery specifications
- Expansion card riser specifications
- Memory specifications
- Storage controller specifications
- Drive specifications
- Ports and connectors specifications
- Video specifications
- Environmental specifications
- Initial system setup and configuration
- Pre-operating system management applications
- Options to manage the pre-operating system applications
- System Setup
- Viewing System Setup
- System Setup details
- System BIOS
- Viewing System BIOS
- System BIOS Settings details
- System Information
- Viewing System BIOS
- System Information details
- Memory Settings
- Viewing Memory Settings
- Memory Settings details
- Processor Settings
- Viewing Processor Settings
- Processor Settings details
- SATA Settings
- Viewing SATA Settings
- SATA Settings details
- NVMe Settings
- Boot Settings
- Viewing Boot Settings
- Boot Settings details
- Choosing system boot mode
- Changing boot order
- Network Settings
- Viewing Network Settings
- Network Settings screen details
- Integrated Devices
- Viewing Integrated Devices
- Integrated Devices details
- Serial Communication
- Viewing Serial Communication
- Serial Communication details
- System Profile Settings
- Viewing System Profile Settings
- System Profile Settings details
- System Security
- Viewing System Security
- System Security Settings details
- Creating a system and setup password
- Using your system password to secure your system
- Deleting or changing system and setup password
- Operating with setup password enabled
- Redundant OS Control
- Viewing Redundant OS Control
- Redundant OS Control screen details
- Miscellaneous Settings
- Viewing Miscellaneous Settings
- Miscellaneous Settings details
- iDRAC Settings utility
- Device Settings
- Dell Lifecycle Controller
- Boot Manager
- PXE boot
- PowerEdge R7425 installing and removing system components
- Safety instructions
- Before working inside your system
- After working inside your system
- Recommended tools
- Optional front bezel
- System cover
- Backplane cover
- Inside the system
- Air shroud
- Cooling fan assembly
- Cooling fans
- Intrusion switch
- Mid drive tray
- Removing the mid drive tray
- Installing the mid drive tray
- Removing drive blank from the mid drive carrier
- Installing drive blank into the mid drive carrier
- Removing the drive carrier from the mid drive tray
- Installing the drive carrier into the mid drive tray
- Removing a 3.5 inch drive from the 3.5 inch drive carrier
- Installing a 3.5 inch drive into the 3.5 inch drive carrier
- Removing a 2.5 inch drive from the 3.5 inch drive carrier
- Installing a 2.5 inch drive into the 3.5 inch drive carrier
- Drives
- Removing a drive blank
- Installing a drive blank
- Removing a drive carrier
- Installing a drive carrier
- Removing a 2.5 inch drive from the 3.5 inch drive adapter
- Installing a 2.5 inch drive into the 3.5 inch drive adapter
- Removing a 3.5 inch adapter from a 3.5 inch drive carrier
- Installing a 3.5 inch adapter into a 3.5 inch drive carrier
- Removing a drive from the drive carrier
- Installing a drive into the drive carrier
- Rear drive cage
- System memory
- Processors and heat sinks
- Expansion cards and expansion card risers
- Expansion card installation guidelines
- Opening and closing the PCIe card holder latch
- Removing expansion card from the expansion card riser
- Installing expansion card into the expansion card riser
- Removing the riser 2 and 3 blank
- Installing the riser 2 and 3 blank
- Removing the riser 3 blank
- Installing the riser 3 blank
- Removing the expansion card riser 1
- Installing the expansion card riser 1
- Removing the expansion card riser 2
- Installing the expansion card riser 2
- Removing the expansion card riser 3
- Installing the expansion card riser 3
- GPU card installation guidelines
- Removing a GPU
- Installing a GPU
- Optional MicroSD or vFlash card
- Optional IDSDM or vFlash module
- Network daughter card
- Drive backplane
- Drive backplane connectors
- Removing the drive backplane
- Installing the drive backplane
- Removing the mid drive tray backplane
- Installing the mid drive tray backplane
- Removing the 3.5 inch rear drive backplane
- Installing the 3.5 inch rear drive backplane
- Removing the 2.5 inch rear drive backplane
- Installing the 2.5 inch rear drive backplane
- Cable routing
- System battery
- USB 3.0 module
- Optional internal USB memory key
- Optional optical drive
- Power supply units
- Control panel
- System board
- Restore the service tag using Easy Restore
- Trusted Platform Module
- System diagnostics
- Jumpers and connectors
- Getting help
Dell EMC PowerEdge R7425 Installation and Service Manual
Expansion card riser specifications
The PowerEdge R7425 system supports up to eight PCI express (PCIe) generation 3 expansion cards that can be installed on the system board using expansion card risers. The following table provides detailed information about the expansion card riser specifications:
| PCIe slot | Riser | Processor connection | Height | Length | Slot width |
|---|---|---|---|---|---|
| 1 | 1A | Processor 1 | Full height | Full length | x16 |
| 1D | Processor 1 | Full height | Full length | x16 | |
| 1E | Processor 1 | Full height | Full length | x16 | |
| 2 | 1D | Processor 1 | Full height | Full length | x8 |
| 1E | Processor 1 | Full height | Full length | x16 | |
| 3 | 1A | Processor 1 | Full height | Full length | x16 |
| 1D | Processor 1 | Full height | Full length | x8 | |
| 4 | 2D | Processor 1 | Full height | Full length | x16 |
| 2A | Processor 2 | Full height | Full length | x16 | |
| 2E | Processor 2 | Full height | Full length | x16 | |
| 5 | 2D | Processor 2 | Full height | Full length | x16 |
| 6 | 2D | Processor 2 | Low profile | Half length | x8 |
| 2A | Processor 2 | Low profile | Half length | x8 | |
| 2C | Processor 2 | Low profile | Half length | x16 | |
| 2E | Processor 2 | Low profile | Half length | x8 | |
| 7 | 3A | Processor 2 | Full height | Full length | x8 |
| 3B | Processor 2 | Full height | Full length | x16 | |
| 8 | 3A | Processor 2 | Full height | Full length | x16 |
| 3B | Processor 2 | Full height | Full length | x16 |
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