- Notes, cautions, and warnings
- Dell PowerEdge R730 system overview
- Documentation resources
- Technical 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
- iDRAC Settings utility
- Device Settings
- Dell Lifecycle Controller
- Boot Manager
- PXE boot
- Installing and removing system components
- Safety instructions
- Before working inside your system
- After working inside your system
- Recommended tools
- Front bezel (optional)
- System cover
- Inside the system
- Cooling shroud
- Cooling fans
- Cooling fan assembly
- System memory
- Processors and heat sinks
- PCIe card holder
- Cable retention bracket
- Integrated storage controller card
- Expansion cards and expansion card riser
- 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
- Removing the GPU card
- Installing a GPU card
- IDSDM
- Network daughter card
- Internal USB memory key (optional)
- System battery
- Power supply units (PSU)
- System board
- Trusted Platform Module
- Hard drives
- Removing a 2.5-inch hard drive blank
- Installing a 2.5-inch hard drive blank
- Removing a 3.5-inch hard drive blank
- Installing a 3.5-inch hard drive blank
- Removing a hot swappable hard drive or solid state drive
- Installing a hot swappable hard drive or solid state drive
- Removing a hard drive or a solid state drive from a hard drive carrier
- Installing a hard drive or solid state drives into a hard drive carrier
- Removing a 1.8-inch hard drive blank
- Installing a 1.8-inch hard drive blank
- Removing a 1.8-inch hard drive from a hard drive carrier
- Installing a 1.8-inch hard drive into a hard drive carrier
- Hard drive backplane
- Tape backup unit (optional)
- Optical drive (optional)
- SD vFlash card (optional)
- Control panel assembly
- Using system diagnostics
- Jumpers and connectors
- 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 input and output 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 a micro SD card
- Troubleshooting an optical drive
- Troubleshooting a tape backup unit
- Troubleshooting a drive or SSD
- Troubleshooting a storage controller
- Troubleshooting expansion cards
- Troubleshooting processors
- System messages
- Getting help
Dell PowerEdge R730 Owner's Manual
Troubleshooting a serial input and output device
Prerequisites
Steps
- Turn off the system and any peripheral devices connected to the serial port.
- Swap the serial interface cable with a known working cable, and turn
on the system and the I/O serial device.
If the problem is resolved, replace the interface cable with a known working cable.
- Turn off the system and the I/O serial device, and swap the serial device with a compatible device.
- Turn on the system and the I/O serial device.
Next steps
If the problem persists, see the Getting help section.
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