Cisco Router 3600 Hardware Installation Manual page 114

Reading Front-Panel LEDs
Table A-1
Color
Off
Blinking green
Solid green
Amber
Alternating
amber and green
Note The Cisco 3660 router does not have the RPS LED described in
Table A-2
Color
Off
Blinking green
Solid green
Amber
Note The power supply LEDs (PS1 and PS2) described in
front panel.
Table A-3
Color
Green
Amber
Blinking amber
Off
Cisco 3600 Series Routers Hardware Installation Guide
A-6
SYSTEM LED in Cisco 3620, Cisco 3640, and Cisco 3660 Routers
Description
Router is not receiving power.
Router is running the ROM monitor. No errors detected.
Router is operating normally. No errors detected.
Router is receiving power but not functioning properly. Possible power-on self-test
error or over-temperature condition detected.
Power-on self-test detected. The router is attempting to reload the ROM monitor.
RPS LED in Cisco 3620, Cisco 3640, and Cisco 3660 Routers
RPS Status
Not installed.
RPS and the power supply are both operational. Because the router can accept
power from only one source, you can do either of the following:
• Unplug the power supply and use the RPS.
• Turn off the RPS and use the power supply. The RPS can remain connected.
Operational.
Installed but not operational.
Power Supply LEDs in Cisco 3620, Cisco 3640, and Cisco 3660 Routers
Power Supply Status
Installed and operating correctly.
Installed with fault conditions detected.
Thermal or out-of-range voltage protection shutdown.
Powered off or failed.
Appendix A
Table A-2.
Table A-3 are found only on the Cisco 3660 router's
Troubleshooting
OL-2056-05