MX240 Ethernet Services Router Hardware Guide

specifications

 

AC power cord

174

cable

179

power

170

Routing Engine management ports

183

See also cable, DPC

 

clearance around rack

32

electrical

174

cable and wiring

176

environmental

163

fire safety

130

power

 

drawn by hardware components

171

system

165

power system

171

rack

 

connection to building structure

32

front-mount flange hole spacing

32

mounting bracket hole spacing

32

size and strength

31

thermal output

163

wires to external alarm-reporting devices

183

standards compliance

155

startup, system

 

monitoring

55, 58

status indicator lights for Routing Engine

14

support, technical See technical support

 

surge protection

176

Switch Control Boards See SCBs

 

syntax conventions

xviii

T

 

taking host subsystem offline

96

technical support

 

contacting JTAC

xxvii

telco rack See rack

 

temperature, acceptable range

163

thermal output

163

tolerances

163

tools required

 

chassis

 

returning for repair or replacement

204

hardware components

 

returning for repair or replacement

204

maintaining

67

replacement

88

traceroute command

79

transmission distances, fiber-optic cable

179

troubleshooting

 

CLI commands

79

cooling system

82

DPC

83

fans

82

power system

84

U

 

U (rack unit)

31

unpacking the router

37

W

 

warnings

 

electrical

144

general

127

installation

131

laser and LED

136

levels defined

125

maintenance and operational

139

wavelength ranges supported by fiber-optic

 

cable

179

wiring, electrical See electricity

 

X

 

XFP

 

description

110

installing

112

removing

110

214 Index

Page 242
Image 242
Juniper Networks MX240 manual Specifications AC power cord 174 Cable 179 Power 170