Cisco NCS 1004 Hardware Installation Manual page 68

Power Supply Unit LED
Table 4: Status of the Controller LEDs
LED
FAN LED
PSU LED
SYS LED (during controller boot
up)
SYS LED (controller is
operational)
Attention LED
Power Supply Unit LED
The following table has details of the PSU LED:
Hardware Installation Guide for Cisco NCS 1004
66
Colour
Green
Red
Green
Red
Red
Red (flashing slowly)
Yellow (flashing slowly)
Red (flashing fast)
Yellow (flashing fast)
Red
Yellow
Green
Blue (flashing)
Blue
Status
Indicates all fans present in the
chassis are in working condition.
Indicates either a fan is missing
from its slot or is faulty.
Indicates all PSUs present in the
chassis are in working condition.
Indicates either a PSU is missing
from its slot or is faulty.
Indicates that the controller unit is
powering ON.
Indicates BIOS loading.
Indicates OS loading.
Indicates secure boot failure.
Replace the controller unit.
Indicates that the controller unit is
not seated properly.
Indicates a major or critical alarm.
Indicates a minor alarm.
The module is operational and has
no active alarms.
Applicable during OIR procedures.
Indicates that the system is cooling
down.
Used to identify a specific chassis
in a rack or room. This is used for
troubleshooting purposes. Use the
hw-module attention led location
command to turn on this LED.
LEDs