Cisco Systems AIRCAP3602IAK9 manual Reading Rear-Panel LEDs, Rear-Panel LEDs on Cisco 3631 Routers

Appendix A Troubleshooting

Reading Rear-Panel LEDs

Table A-5 Cisco 3631 Front-Panel LEDs

LED	Color	Power Supply Status
POWER	Off	No power to system.
	Green	Power to the system.
SYS/RPS	Slow blinking green	System initialization in progress.
	Solid green	System software running. No RPS failure.
	Fast blinking green	RPS failure after system software is running.
ACTIVITY	Blinking green	Blinking indicates network activity.

Reading Rear-Panel LEDs

Rear-Panel LEDs on Cisco 3631 Routers

For an explanation of the Cisco 3631 rear-panel LEDs, see Table A-6.

Figure A-5 Cisco 3631 Router Rear-Panel LEDs

AIC-64
ASYNC
31
30	27
29	26

2825

24

15
14	11
13	10

129

8

CONN 1
CONN 2
ASYNC 24-31
23
22	19
21	18
20	17
ASYNC 8-15	16
7
6	3
5	2
4	1
	0

CONN 3
CONN 4	STAT
		EN
ASYNC 16-23
ASYNC 0-7
		EN

ACT 100Mbps

LINK

FastEthernet 0/0

TD	RD	LP	AL		CD
	SEE
	MANUAL BEFORE			INSTALLATION	DSU
					56K
					ACT	SEE	MANUAL BEFORE
								INSTALLATION
					100Mbps
			FastEthernet 0/0		LINK

62705

FastEthernet 0/0

Console/AUX

ports

Table A-6 Cisco 3631 Fast Ethernet Connector LEDs

		LED	Color	Status
		ACT	Green	Blinking indicates network activity.
			Off	No network activity.
		LINK	Green	Ethernet link is established.
			Off	No established link.
		100Mbps	Green	100 Mbps communication speed attained.
			Off	10 Mbps communication speed attained, or no link established.
	Cisco 3600 Series Routers Hardware Installation Guide
A-8				OL-2056-05