Item
Indicator or button
Icon
Description
NOTE:
Press the power
button to gracefully shut
down an ACPI-compliant
operating system.
2
USB port
The USB ports are 4-pin, 2.0-
compliant. These ports enable
you to connect USB devices to
the system.
3
iDRAC Direct LED
N/A
The iDRAC Direct LED indicator
lights up to indicate that the
iDRAC Direct port is actively
connected to a device. For more
information, see the iDRAC
Direct LED indicator codes
section.
4
iDRAC Direct port
The iDRAC Direct port is micro
USB 2.0-compliant. This port
enables you to access the iDRAC
Direct features. For more
information, see the iDRAC
User’s Guide at Dell.com/
idracmanuals.
iDRAC Direct LED indicator codes
The iDRAC Direct LED indicator lights up to indicate that the port is connected and is being used as a part of the iDRAC subsystem.
You can configure iDRAC Direct by using a USB to micro USB (type AB) cable, which you can connect to your laptop or tablet. The
following table describes iDRAC Direct activity when the iDRAC Direct port is active:
Table 7. iDRAC Direct LED indicator codes
iDRAC Direct LED
indicator code
Condition
Solid green for two seconds Indicates that the laptop or tablet is connected.
Flashing green (on for two
seconds and off for two
seconds)
Indicates that the laptop or tablet connected is recognized.
Turns off
Indicates that the laptop or tablet is unplugged.
Dell EMC PowerEdge R640 Installation and Service Manual
PowerEdge R640 system overview
15