Cisco 3700 Series Hardware Installation Manual page 87

Appendix A Troubleshooting
Table A-3
LED Indicator
Fast Ethernet 0/0 100Mbps
and
Fast Ethernet 0/1 100Mbps
Figure A-4
POWER SYS
Table A-4 Cisco 3745 Router Rear-Panel Indicators
LED Indicator
POWER
SYS
CF
Fast Ethernet 0/0 ACT
and
Fast Ethernet 0/1 ACT
Fast Ethernet 0/0 LINK
and
Fast Ethernet 0/1 LINK
Fast Ethernet 0/0 100Mbps
and
Fast Ethernet 0/1 100Mbps
OL-2180-08
Cisco 3725 Router Rear-Panel Indicators (continued)
State
Off
Solid green
Cisco 3745 Router Rear-Panel LEDs
FastEthernet 0/0
FastEthernet 0/1
CF
State Description
Off An error condition is detected in the operating ranges.
Solid green Operating voltages on mainboard are within acceptable ranges.
Off Router not receiving power.
Blinking green Router running ROM monitor; no errors detected.
Solid green Router operating normally.
Amber Router receiving power but malfunctioning.
Off CF can be ejected; device is idle.
Solid or blinking green Do not eject CF; device is busy.
Off Interface not receiving packets.
Solid or blinking green Interface receiving packets.
Off No link established.
Solid green Link is established.
Off 10-Mbps communication speed attained, or no link established.
Solid green 100-Mbps communication speed attained.
Description
10-Mbps communication speed attained,
or no link established.
100-Mbps communication speed attained.
ETM NPA AIM1 AIM0
Cisco 3700 Series Routers Hardware Installation Guide
Reading Rear Panel LEDs
A-7