LEDs
Note |
The Cisco NCS 540 Router LEDs are similar for most of the variants, and any differences between the routers are specifically called out. |
Router LEDs
All the data port LEDs in the Cisco NCS 540 Router is at the front panel. There are 5 LEDs that reflect the different statuses of the system.
Note |
The following table is applicable only for Cisco N540-24Z8Q2C-SYS, N540X-ACC-SYS, and N540-ACC-SYS variants. |
LED | Color | Status |
---|---|---|
STATUS |
Green |
The module is operational and has no active major or critical alarms. |
Amber |
Host kernel is booted and is ready to start SysAdmin VM. |
|
Red |
Power-up failure is preventing the CPU from booting (set by hardware). |
|
Flashing Amber (Slow) |
The module is booting up (set by IOFPGA). |
|
Flashing Amber (Fast) |
The module is booting up (set by BIOS), shutting down, or the SysAdmin VM is being reloaded. |
|
Flashing Red |
RP0 has active major or critical alarms. |
|
Off |
The module is powered-off (set by hardware). |
|
ALARM |
Red |
Critical alarm - system-scope (including RP0). |
Flashing Red |
Critical alarm - Relating to voltage rail failures. |
|
Amber |
Major alarm - system-scope (including RP0). |
|
Flashing Amber |
Minor alarm - system-scope (including RP0). |
|
Off |
No alarm. |
|
SYNC |
Green |
Time core is synchronized to an external source including IEEE1588. |
Flashing Green |
System is in Synchronous Ethernet mode. |
|
Amber |
Acquiring state or Holdover: Time core is in acquiring state or holdover mode. |
|
Off |
Time core clock synchronization is disabled or in free-running state. |
|
STATUS + ALARM (Both LEDs) |
Flashing Red |
Secure Boot boot flash contents validation failed. (set by IOFPGA). This case is only applicable immediately after power-on. |
TIMING |
Off |
GPS config and GPS port is down. Time-of-day (ToD), 1PPS, and 10 MHz ports are not provisioned or disabled. |
Amber |
ToD, 1PPS, and 10 MHz signals are not valid. |
|
Green |
GPS port is up. ToD, 1PPS, and 10 MHz signals are valid. |
|
GNSS |
Off |
GNSS is not configured. |
Green |
GNSS Normal State. Self-survey is complete. |
|
Red |
Power up. GNSS is not tracking any satellite. |
|
Amber |
Auto holdover. |
|
Flashing Green |
Learning state–normal. Self-survey is not completed. |
Note |
The following table is applicable only for Cisco N540-28Z4C-SYS-A/D, N540-12Z20G-SYS-A/D, N540X-16Z4G8Q2C-A/D, N540X-16Z8Q2C-D and N540-12Z20G-SYS-A/D variants. |
LED |
Color |
Status |
---|---|---|
Alarm |
Red |
Critical alarm - system-scope (including RP0). |
Amber |
Major alarm - system-scope (including RP0). |
|
Flashing Amber |
Minor alarm - system-scope (including RP0). |
|
Off |
No alarm. |
|
Status |
Green |
The module is operational but has no active major or critical alarms. |
Amber |
Host kernel booted and XR is booting. |
|
Flashing Red |
Not Applicable. |
Fan Assembly LEDs
Cisco NCS 540 has 4 fans at the back panel. There is an LED on each fan assembly and they reflect the different status of the fans.
Note |
The following table is applicable only for Cisco N540-24Z8Q2C-SYS, N540X-16Z8Q2C-D, N540X-ACC-SYS, and N540-ACC-SYS variants. |
LED | Color | Status |
---|---|---|
STATUS |
Green |
Fans are operating normally. |
Amber |
Single fan failure. |
|
Red |
More than one fan failure or a single PSU fan failure. |
|
Off |
Fan tray is not receiving power. |
Note |
The following table is applicable only for Cisco N540-28Z4C-SYS-A/D, N540-12Z20G-SYS-A/D, N540X-12Z16G-SYS-A/D, and N540X-16Z4G8Q2C-A/D variants. |
LED | Color | Status |
---|---|---|
FAN |
Green |
Fans are operating normally. |
Amber |
Single fan failure. |
|
Red |
More than one or single fan failure or single PSU fan failure (only on N540-28Z4C-SYS-A/D and N540-12Z20G-SYS-A/D variants) and missing fan tray (only on N540X-16Z4G8Q2C-A/D variant). |
Power Supply LEDs
Note |
The following table is applicable only for Cisco N540-24Z8Q2C-SYS, N540X-16Z8Q2C-D, N540X-ACC-SYS, and N540-ACC-SYS variants. |
POWER LED |
FAIL LED |
Power Supply Condition |
---|---|---|
Green |
Off |
Power Supply ON; valid input/output. |
Amber 1Hz flashing |
Red 1Hz flashing |
PSU Warning due to:
|
Off |
On |
PSU failure due to:
|
Green 1Hz flashing |
Off |
Power supply is not plugged in to the chassis or shutdown by the system. |
Off |
Off |
No valid power input. |
Amber |
Off |
Low input voltage. |
Note |
The following table is applicable only for Cisco N540-28Z4C-SYS-A/D, N540-12Z20G-SYS-A/D, N540X-12Z16G-SYS-A/D, and N540X-16Z4G8Q2C-A/D variants. |
LED | Color | Status | |
---|---|---|---|
PWR |
Green |
Power Supply ON and operating normally. |
|
Off |
Not receiving power or PSU-12V fail or 3V3 STDBY failure. |
||
Red |
Power failure with one of the input power feeds failed or one of the on-board voltage rails has failed. |
||
Amber |
STDBY FPGA upgrade is in progress due to post Reload/Power cycle after HW FPD upgrade All.
|
Fan Assembly and Power Supply LED Combination
Note |
The following table is applicable only for Cisco N540-28Z4C-SYS-A/D, N540-12Z20G-SYS-A/D, N540X-12Z16G-SYS-A/D, and N540X-16Z4G8Q2C-A/D variants. |
Fan LED |
Power LED |
Status |
||
---|---|---|---|---|
Off |
Red |
Power failure with one of the input power feeds failed or one of the on-board voltage rails has failed. |
||
— |
Amber |
STDBY FPGA upgrade is in progress due to post Reload/Power cycle after HW FPD upgrade All.
|
||
Green |
Flashing Amber |
Thermal shutdown with no fan |
||
Flashing Red |
Flashing Red |
Thermal shutdown |
||
Flashing Red |
Flashing Amber |
MSS Ready=0 |
||
Flashing Amber |
Flashing Green |
TAM init fail |
||
Flashing Amber |
Flashing Red |
TAM Not Ready |
||
Flashing Amber |
Flashing Amber |
SECURE JTAG Fail |
||
Flashing Green |
Flashing Green |
BIOS Validation Failure |
||
Off |
Green |
Power Supply ON and operating normally. |