Nortel 1800 Installing page 62

62 Index
Power and Console 34
problem indications 38
response at startup
Link/Act and Status LEDs 34
M
Metro ESU 1800
24 Fast Ethernet ports 20
front-panel LED status indicators 21
technical specifications
AC power specifications 47, 48
DC power specifications 48
electromagnetic emissions 49
environmental specifications 46
physical specifications 46
safety agency approvals 49
P
pin assignments
Console port 32
ports
Console 31
POST routine 34
Power and Console LEDs 34
power failure on the 1800 unit, dealing with 30
power supply, 1800 unit 22
powering up the 1800 unit 28, 29
publication, hard copy 17
S
SFP fiber optic module
environmental specifications 54
general specifications 53
receiver electrical characteristics 53
receiver optical characteristics 53
regulatory compliance 54
transmitter electrical characteristics 53
transmitter optical characteristics 53
shipping contents for 1800 unit 24
317808-D
T
technical publications 17
technical specifications 45
troubleshooting
LED indications 38
U
unpacking the 1800 unit 23