20
EMC VNX5400 Hardware Information Guide
System component description
Status/fault (see location 5) Green
On
Powered on; status ok
Blinking
Powered on; degraded.
Redundancy lost, such as power
supply or fan failure, or
predictive power supply failure.
Amber
On
Critical fault: Voltage, thermal, or
power fault; CPU missing;
insufficient power unit
redundancy resource offset
asserted.
Blinking
Non-critical failure: Critical
temperature/voltage
—
Off
Power off: System unplugged
Powered on: System powered off
and in standby, no prior
degradation/critical state.
Reset button
(see location 6)
—
—
Allows you to reset the CS. Same
as turning the power off and then
on again. Data loss will occur
unless you have saved the data.
The reset button would be used
when a program error occurs and
has caused the CS to freeze.
Pressing the reset button
performs a cold restart (reboot)
which goes through the initial
start-up stages including
memory check.
Onboard (integrated) LAN 1
and 3 (see locations 7 and
8, respectively)
Green
On
NIC link/no access
Blinking
NIC link/LAN access
—
Off
Idle
NMI button (see location 9)
—
—
Not used
ID button with LED
(see location 10)
Green
On
Powered on
Table 4 Control Station LEDs and push buttons (continued)
LED
Color
State
Description