Cisco 3700 series User Manual

A-7
Cisco 3700 Series Routers Hardware Installation Guide
OL-2180-08
Appendix A Troubleshooting
Reading Rear Panel LEDs
Figure A-4 Cisco 3745 Router Rear-Panel LEDs
Fast Ethernet 0/0 100Mbps
and
Fast Ethernet 0/1 100Mbps
Off 10-Mbps communication speed attained,
or no link established.
Solid green 100-Mbps communication speed attained.
Table A-3 Cisco 3725 Router Rear-Panel Indicators (continued)
LED Indicator State Description
Table A-4 Cisco 3745 Router Rear-Panel Indicators
LED Indicator State Description
POWER Off An error condition is detected in the operating ranges.
Solid green Operating voltages on mainboard are within acceptable ranges.
SYS 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.
CF Off CF can be ejected; device is idle.
Solid or blinking green Do not eject CF; device is busy.
Fast Ethernet 0/0 ACT
and
Fast Ethernet 0/1 ACT
Off Interface not receiving packets.
Solid or blinking green Interface receiving packets.
Fast Ethernet 0/0 LINK
and
Fast Ethernet 0/1 LINK
Off No link established.
Solid green Link is established.
Fast Ethernet 0/0 100Mbps
and
Fast Ethernet 0/1 100Mbps
Off 10-Mbps communication speed attained, or no link established.
Solid green 100-Mbps communication speed attained.
72083
E
N
V
0
B
A
N
K
4
B
A
N
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3
B
A
N
K
2
B
A
N
K
1
B
A
N
K
0
NM-HDV
V
W
IC
2
M
F
T
-E
1
S
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M
AN
U
AL
BEFO
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INST
ALLA
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C
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1
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P
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B
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4
B
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3
B
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2
B
A
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1
B
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K
0
NM-HDV
V
W
IC
2
M
F
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1
SEE
M
A
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L
B
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FO
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INSTAL
LATIO
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2
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1
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B
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3
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2
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B
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NM-HDV
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W
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2
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B
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3
B
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2
B
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1
B
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0
NM-HDV
V
W
IC
2
M
F
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INST
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T
A
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IO
N
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IA
L
1
S
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IA
L
0
C
O
N
N
C
O
N
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W
IC
2
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S
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M
A
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N
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1
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C
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C
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W
IC
2
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M
A
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D
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5
6
K
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A
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M
N
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A
A
I
M
1
A
I
M
0
P
O
W
E
R
S
Y
S
T
E
M
POWER SYS
CF
FastEthernet 0/0
FastEthernet 0/1
ETM NPA AIM1 AIM0

Cisco 3700 series Specifications

General

Brand	Cisco
Model	3700 series
Category	Network Router
Language	English