Owners Manual
Table Of Contents
- Dell EMC PowerEdge MX840c Installation and Service Manual
- About this document
- Dell EMC PowerEdge MX840c overview
- Initial system setup and configuration
- Installing and removing sled components
- Safety instructions
- Before working inside your sled
- After working inside your sled
- Recommended tools
- PowerEdge MX840c sled
- Sled cover
- Air shroud
- Processor expansion module
- Drives
- Drive backplane
- Cable routing
- Drive cage
- Battery backup unit
- Control panel
- System memory
- Processors and heat sinks
- iDRAC card
- PERC cards
- Optional Internal dual SD module
- M.2 BOSS module
- Mezzanine card
- Optional internal USB memory key
- System battery
- System board
- Trusted Platform Module
- Jumpers and connectors
- System diagnostics and indicator codes
- Getting help
- Documentation resources
Figure 85. Installing the Mezzanine card on the PEM
Next steps
1. After installing the Mezzanine card on the system board, install the PEM.
2. Follow the procedure listed in the After working inside your sled section.
Optional internal USB memory key
An optional USB memory key installed inside your sled can be used as a boot device, security key, or mass storage device. To
boot from the USB memory key, configure the USB memory key with a boot image and then specify the USB memory key in the
boot sequence in System Setup.
An optional USB memory key can be installed in the internal USB 3.0 port and can be used as a boot device, security key or
mass storage device.
The internal USB port is on the system board.
NOTE: To locate the internal USB port on the system board, see the System board jumpers and connectors section.
Replacing the optional internal USB memory key
Prerequisites
CAUTION:
To avoid interference with other components in the server module, the maximum permissible
dimensions of the USB memory key are 15.9 mm wide x 57.15 mm long x 7.9 mm high.
1. Follow the safety guidelines listed in the Safety instructions section.
2. Follow the procedure listed in the Before working inside your sled section.
3. Remove the PEM.
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Installing and removing sled components