Dell PowerEdge R840 EMC Installation and Service Manual - Page 159

NIC ports, VGA ports, Serial connector, IDSDM or vFlash module

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Table 31. USB specifications Front panel Back panel • Two USB 2.0-compliant ports • Two USB 3.0-compliant ports • One micro USB 2.0-compliant port for iDRAC Direct NOTE: The micro USB 2.0 compliant port can only be used as an iDRAC Direct or a management port. • One optional USB 3.0-compliant port Internal USB • One internal USB 3.0-compliant port NIC ports The PowerEdge R840 system supports up to four Network Interface Controller (NIC) ports that are integrated on the network daughter card (NDC), and are available in the following configurations: • Four RJ-45 ports that support 10 Mbps, 100 Mbps, and 1000 Mbps • Four RJ-45 ports that support 100 M, 1 G, and 10 Gbps • Four RJ-45 ports, where two ports support maximum of 10 G and the other two ports maximum of 1 G • Two RJ-45 ports that support up to 1 Gbps and 2 SFP+ ports that support up to 10 Gbps • Four SFP+ ports that support up to 10 Gbps • Two SFP28 ports that support up to 25 Gbps VGA ports The Video Graphic Array (VGA) port enables you to connect the system to a VGA display. The PowerEdge R840 system supports two 15-pin VGA ports, one each, on the front and back of the system. Serial connector The serial connector on the rear of system for serial device connection and console redirection. The PowerEdge R840 system supports one serial connector on the back panel, which is a 9-pin connector, Data Terminal Equipment (DTE), 16550-compliant. IDSDM or vFlash module The PowerEdge R840 system supports optional Internal Dual SD module (IDSDM) or vFlash module. In 14th generation of PowerEdge servers, IDSDM or vFlash module is combined into a single card module, and are available in these configurations: • vFlash or • vFlash and IDSDM The IDSDM or vFlash module is located in a slot on the back of the system. The module supports three microSD cards; two cards for IDSDM and one card for vFlash. The following capacities are supported: • IDSDM: 16 GB, 32 GB, 64 GB • vFlash: 16 GB NOTE: There are two dip switches on the IDSDM or vFlash module for write-protection. NOTE: One IDSDM card slot is dedicated for redundancy. NOTE: Use Dell branded microSD cards associated with the IDSDM or vFlash configured systems. Technical specifications 159

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Table 31. USB specifications
Front panel
Back panel
Internal USB
•
Two USB 2.0-compliant ports
•
One micro USB 2.0-compliant port
for iDRAC Direct
NOTE:
The micro USB 2.0
compliant port can only be
used as an iDRAC Direct or a
management port.
•
One optional USB 3.0-compliant port
•
Two USB 3.0-compliant ports
•
One internal USB 3.0-compliant port
NIC ports
The PowerEdge R840 system supports up to four Network Interface Controller (NIC) ports that are integrated on the network daughter
card (NDC), and are available in the following configurations:
•
Four RJ-45 ports that support 10 Mbps, 100 Mbps, and 1000 Mbps
•
Four RJ-45 ports that support 100 M, 1 G, and 10 Gbps
•
Four RJ-45 ports, where two ports support maximum of 10 G and the other two ports maximum of 1 G
•
Two RJ-45 ports that support up to 1 Gbps and 2 SFP+ ports that support up to 10 Gbps
•
Four SFP+ ports that support up to 10 Gbps
•
Two SFP28 ports that support up to 25 Gbps
VGA ports
The Video Graphic Array (VGA) port enables you to connect the system to a VGA display.
The PowerEdge R840 system supports two 15-pin VGA ports, one each, on the front and back of the system.
Serial connector
The serial connector on the rear of system for serial device connection and console redirection.
The PowerEdge R840 system supports one serial connector on the back panel, which is a 9-pin connector, Data Terminal Equipment
(DTE), 16550-compliant.
IDSDM or vFlash module
The PowerEdge R840 system supports optional Internal Dual SD module (IDSDM) or vFlash module. In 14
th
generation of PowerEdge
servers, IDSDM or vFlash module is combined into a single card module, and are available in these configurations:
•
vFlash or
•
vFlash and IDSDM
The IDSDM or vFlash module is located in a slot on the back of the system. The module supports three microSD cards; two cards for
IDSDM and one card for vFlash. The following capacities are supported:
•
IDSDM: 16 GB, 32 GB, 64 GB
•
vFlash: 16 GB
NOTE:
There are two dip switches on the IDSDM or vFlash module for write-protection.
NOTE:
One IDSDM card slot is dedicated for redundancy.
NOTE:
Use Dell branded microSD cards associated with the IDSDM or vFlash configured systems.
Technical specifications
159