- Notes, cautions, and warnings
- Overview
- Quick help 14G
- Self help
- System diagnostics and indicator codes
- SupportAssist Enterprise
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- Frequently asked questions
- Videos
- Troubleshooting hardware issues
- Troubleshooting system startup failure
- Troubleshooting the video subsystem
- Troubleshooting a USB device
- Troubleshooting a serial Input Output device
- Troubleshooting external connections
- Troubleshooting a tape backup unit
- Troubleshooting a NIC
- Troubleshooting a wet system
- Troubleshooting a damaged system
- Troubleshooting the system battery
- Dell cooling problems
- Troubleshooting cooling fans
- Troubleshooting an internal USB key
- Troubleshooting system memory
- Troubleshooting no power issues
- Troubleshooting power supply units
- Troubleshooting thermal issue
- Troubleshooting RAID
- Troubleshooting expansion cards
- Troubleshooting an optical drive
- Troubleshooting a micro SD card
- Troubleshooting hard drives
- Troubleshooting a storage controller
- Troubleshooting processor
- Server management software issues
- What are the different types of iDRAC licenses
- How to activate a license on iDRAC
- Can I upgrade the iDRAC license from Express to Enterprise or BMC to Express
- How to set up e-mail alerts
- System time zone is not synchronized
- How to configure network settings using Lifecycle Controller
- Assigning hot spare with OMSA
- How do I configure RAID using operating system deployment wizard
- Foreign driver on physical disk
- Physical disk reported as Foreign
- Updating BIOS and other firmware on 14th generation PowerEdge servers
- Firmware update failing from Dell's online repositories
- Unable to create a partition or locate the partition and unable to install Microsoft Windows Server
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- SSD is not detected
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- Guidance on remote desktop services
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- OpenManage Essentials does not recognize the server
- Troubleshooting operating system issues
- How to install the operating system on a Dell PowerEdge Server
- Locating the VMware and Windows licensing
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- Troubleshooting blue screen errors or BSODs
- Troubleshooting a purple screen of death or PSOD
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- No POST issues in iDRAC
- Troubleshooting a No POST situation
- Migrating to OneDrive for Business using Dell Migration Suite for SharePoint
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- Get help
Dell Technologies Server Troubleshooting Guide
Troubleshooting power supply units
Prerequisites
NOTE:While replacing the hot swappable PSU, after next server boot; the new PSU automatically updates to the same firmware and configuration of the replaced one. For updating to the latest firmware and changing the configuration, see the
Lifecycle Controller User's Guide at
iDRAC Manuals.
The following sections provide information on troubleshooting power source and power supply units problems.
NOTE:Power Supply Units (PSUs) are hot swappable or cabled.
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