User Guide
Page 12
...errors Blink (500 ms ON, 500 ms OFF, In ROMMON, error detected 2 sec between codes) Blink (less than 500 ms) In the Cisco IOS software, the blink rate reflects the level of the router: Table 6 Cisco 2621XM and Cisco 2651XM Front Panel LEDs and Descriptions LED Indication Description Power Green...is attached and operational Off No RPS is attached Blink RPS is attached, but has a failure Activity Off In the Cisco IOS software, but no network activity Blink (500 ms ON, 500 ms OFF) In ROMMON, no link is (successfully) attached and operational, and overall activity/link status.
...errors Blink (500 ms ON, 500 ms OFF, In ROMMON, error detected 2 sec between codes) Blink (less than 500 ms) In the Cisco IOS software, the blink rate reflects the level of the router: Table 6 Cisco 2621XM and Cisco 2651XM Front Panel LEDs and Descriptions LED Indication Description Power Green...is attached and operational Off No RPS is attached Blink RPS is attached, but has a failure Activity Off In the Cisco IOS software, but no network activity Blink (500 ms ON, 500 ms OFF) In ROMMON, no link is (successfully) attached and operational, and overall activity/link status.