- Notes, Cautions, and Warnings
- About Your System
- Using The System Setup and Boot Manager
- Installing System
Components
- Recommended Tools
- Front Bezel (Optional)
- Opening And Closing The System
- Inside The System
- Cooling Shroud
- System memory
- Hard Drives
- Removing A 2.5 Inch Hard-Drive Blank
- Installing A 2.5 Inch Hard-Drive Blank
- Removing A 2.5 Inch Hard-Drive Blank (Back)
- Installing A 2.5 Inch Hard-Drive Blank (Back)
- Removing A 3.5 Inch Hard-Drive Blank
- Installing A 3.5 Inch Hard-Drive Blank
- Removing A Hot-Swap Hard Drive
- Installing A Hot-Swap 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
- Internal USB Memory Key (Optional)
- PCIe Card Holder
- Top Cover Lock Latch
- Cable Retention Bracket
- Expansion Cards
And Expansion-Card Risers
- Expansion Card Installation Guidelines
- Removing An Expansion Card From The 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 Expansion-Card Risers
- Installing Expansion-Card Risers
- GPU Card Installation Guidelines
- Installing A GPU Card
- Removing A GPU Card
- SD vFlash Card
- Internal Dual SD Module
- Internal SD Card
- Integrated Storage Controller Card
- Network Daughter Card
- Processors
- Power Supplies
- System Battery
- Hard-Drive Backplane
- Control Panel Board
- System Board
- Troubleshooting
Your System
- Troubleshooting System Startup Failure
- Troubleshooting External Connections
- Troubleshooting The Video Subsystem
- Troubleshooting A USB Device
- Troubleshooting A Serial I/O Device
- Troubleshooting A NIC
- Troubleshooting A Wet System
- Troubleshooting A Damaged System
- Troubleshooting The System Battery
- Troubleshooting Power Supplies
- Troubleshooting Cooling Problems
- Troubleshooting Cooling Fans
- Troubleshooting System Memory
- Troubleshooting An Internal USB Key
- Troubleshooting An SD Card
- Troubleshooting An Optical Drive
- Troubleshooting A Tape Backup Unit
- Troubleshooting A Hard Drive
- Troubleshooting A Storage Controller
- Troubleshooting Expansion Cards
- Troubleshooting Processors
- Using System Diagnostics
- Jumpers And Connectors
- Technical Specifications
- System Messages
- Getting Help
Dell PowerEdge R720 and R720xd Owner's Manual
System Board Connectors
| Item | Connector | Description |
|---|---|---|
| 1 | J_PS2 | PSU 2 power connector |
| 2 | J_SATA_CD | Optical drive SATA connector |
| 3 | J_SATA_TBU | Tape backup unit SATA connector |
| 4 | J_BP0 | Optical drive power connector |
| 5 | J_TBU | Tape backup unit power connector |
| 6 | J_PS1 | PSU 1 power connector |
| 7 | J_IDSDM | Internal dual SD module connector |
| 8 | J_NDC | Network daughter card connector |
| 9 | J_RISER_3A | Riser 3 connector |
| 10 | J_RISER_3B | Riser 3 connector |
| 11 | J_USB | USB connector |
| 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 |
| 20 | J_RISER_1B | Riser 1 connector |
| 21 | J_STORAGE | Integrated storage controller card connector |
| 22 | J_SASX8 | Mini SAS connector |
| 23 | J_USB_INT | Internal USB connector |
| 24 | J_SAS_PCH | SAS connector for software RAID |
| 25 | BAT | Battery connector |
| 26 | CPU2 | Processor socket 2 |
| 27 | B10, B6, B2, B9, B5, B1 | Memory module sockets |
| 28 | J_BP3 | Backplane power connector |
| 29 | J_BP_SIG3 | Backplane signal connector 3 |
| 30 | J_FAN2U_6 | Cooling fan connector |
| 31 | J_BP_SIG2 | Backplane signal connector 2 |
| 32 | J_FAN2U_5 | Cooling fan connector |
| 33 | J_BP2 | Backplane power connector |
| 34 | J_FAN2U_4 | Cooling fan connector |
| 35 | A10, A6, A2, A9, A5, A1, B3, B7, B11, B4, B8, B12 | Memory module sockets |
| 36 | J_FAN2U_3 | Cooling fan connector |
| 37 | J_BP1 | Backplane power connector |
| 38 | J_FAN2U_2 | Cooling fan connector |
| 39 | J_FAN2U_1 | Cooling fan connector |
| 40 | A3, A7, A11, A4, A8, A12 | Memory module sockets |
| 41 | J_CP | Control panel interface connector |
| 42 | CPU1 | Processor socket 1 |
| 43 | J_FP_USB | Front-panel USB connector |
| 44 | J_BP_SIG1 | Backplane signal connector 1 |
| 45 | J_BP_SIG0 | Backplane signal connector 0 |
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