Table 8. Right control panel
Item Indicator or button Icon Description
1 Power button
Indicates if the system is
powered on or off. Press
the power button to manually
power on or off the system.
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. This port enables
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 Quick Sync 2
indicator codes on page 15
section.
4
iDRAC Direct port (Micro-AB
USB)
The iDRAC Direct (Micro-
AB USB) port enables
you to access the iDRAC
Direct (Micro-AB) features.
For more information, see
the Integrated Dell Remote
Access Controller User’s
Guide at www.dell.com/
poweredgemanuals.
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 9. 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.
16 Dell EMC PowerEdge R640 overview
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