Table 6. System health and system ID indicator codes 
System health and system ID indicator code Condition
Solid blue
Indicates that the system is turned on, system is healthy, and system
ID mode is not active. Press the system health and system ID button
to switch to system ID mode.
Blinking blue Indicates that the system ID mode is active. Press the system health
and system ID button to switch to system health mode.
Solid amber Indicates that the system is in fail-safe mode. If the problem persists,
see the Getting help section.
Blinking amber Indicates that the system is experiencing a fault. Check the System
Event Log or the LCD panel, if available on the bezel, for specific error
messages. For information about the event and error messages
generated by the system firmware and agents that monitor system
components, go to qrl.dell.com > Look Up > Error Code, type the
error code, and then click Look it up..
iDRAC Quick Sync 2 indicator codes
iDRAC Quick Sync 2 module (optional) is located on the left control panel of your system.
iDRAC Quick Sync 2 indicators
Table 7. iDRAC Quick Sync 2 indicators and descriptions 
iDRAC Quick Sync 2 indicator
code
Condition Corrective action
Off (default state) Indicates that the iDRAC Quick Sync 2
feature is turned off. Press the iDRAC
Quick Sync 2 button to turn on the iDRAC
Quick Sync 2 feature.
If the LED fails to turn on, reseat the left control
panel flex cable and check. If the problem persists,
see the Getting help section.
Solid white Indicates that iDRAC Quick Sync 2 is ready
to communicate. Press the iDRAC Quick
Sync 2 button to turn off.
If the LED fails to turn off, restart the system. If the
problem persists, see the Getting help section.
Blinks white rapidly Indicates data transfer activity.
If the indicator continues to blink indefinitely, see the
Getting help section.
Blinks white slowly Indicates that firmware update is in
progress.
If the indicator continues to blink indefinitely, see the
Getting help section.
Blinks white five times rapidly and
then turns off
Indicates that the iDRAC Quick Sync 2
feature is disabled.
Check if iDRAC Quick Sync 2 feature is configured to
be disabled by iDRAC. If the problem persists, see the
Getting help section. www.dell.com/
poweredgemanuals or Dell OpenManage Server
Administrator User’s Guide at https://www.dell.com/
openmanagemanuals.
Solid amber Indicates that the system is in fail-safe
mode.
Restart the system. If the problem persists, see the
Getting help section.
Blinking amber Indicates that the iDRAC Quick Sync 2
hardware is not responding properly.
Restart the system. If the problem persists, see the
Getting help section.
Dell EMC PowerEdge R640 overview 15