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SwitchBlade x8112 Chassis Switch Installation Guide
Using the Console Port to Monitor the Initialization Process	175
Chapter 8: Verifying the Hardware Operations of the Chassis	179
Using the LEDs to Verify the Chassis	180
Using Local Management to Verify the Chassis	182
Starting a Local Management Session	182
Entering the AlliedWare Plus Operating System Commands	183
Chapter 9: Troubleshooting	187
AT-SBxPWRSYS1 and AT-SBxPWRPOE1 AC Power Supplies	188
AT-SBxPWRSYS1 DC System Power Supply	189
Ethernet Line Cards	191
Twisted Pair Ports	193
Power Over Ethernet	195
Fiber Optic Transceivers	197
AT-SBx81CFC400 Controller Fabric Card	198
AT-SBxFAN12 Fan Module	199
Local (Out-of-Band) Management Session	200
Power Supply Interfaces (Opto-couplers)	201
Chapter 10: Replacing Modules	203
Replacing AT-SBxPWRSYS1 AC and AT-SBxPWRPOE1 Power Supplies	204
Replacing the AT-SBxPWRSYS1 DC Power Supply	209
Replacing Ethernet Line Cards	220
Replacing the AT-SBx81CFC400 Controller Fabric Card	222
Replacing the AT-SBxFAN12 Fan Module	224
Removing the AT-SBxFAN12 Fan Module	224
Installing a New AT-SBxFAN12 Fan Module	228
Appendix A: Technical Specifications	233
Physical Specifications	233
Environmental Specifications	235
Power Specifications	236
Safety and Electromagnetic Emissions Certifications	238
Port Pinouts	239

Allied Telesis X8112 manual 179