xii  
Removing an S-POE-PS Power Supply ................................................................................................. 3-23
Connecting Power to the S-POE-PS Power Supplies  .................................................................................. 3-24
LEDs ............................................................................................................................................................. 3-25
S-AC-PS Power Supply LEDs ................................................................................................................ 3-25
S-FAN Fan Tray Status LED .................................................................................................................. 3-26
S-POE-PS Power Supply LEDs  ............................................................................................................. 3-27
Connecting to the COM Port for Local Management .................................................................................... 3-28
What Is Needed  ..................................................................................................................................... 3-28
Connecting to a PC or Laptop ................................................................................................................ 3-28
Connecting to a VT Series Terminal ...................................................................................................... 3-29
Adapter Wiring and Signal Assignments ................................................................................................ 3-30
Completing the Installation  ........................................................................................................................... 3-31
Appendix A: Specifications and Regulatory Compliance
S8 Chassis Specifications  ..............................................................................................................................A-1
Power Supply Specifications  ..........................................................................................................................A-2
S-FAN Fan Tray Specifications  ......................................................................................................................A-2
Torque Values  ................................................................................................................................................A-3
COM Port Pinout Assignments .......................................................................................................................A-3
Regulatory Compliance  ..................................................................................................................................A-4
Appendix B: About PoE (Power over Ethernet)
Overview .........................................................................................................................................................B-1
Proprietary PD Detection ................................................................................................................................B-1
PoE Port Status LEDs  ....................................................................................................................................B-2
Allocation of PoE Power to Devices  ...............................................................................................................B-2
Management of PoE Power to PDs ................................................................................................................B-2
Figures
1-1 S8 Chassis (S8-Chassis).................................................................................................................... 1-2
1-2 S8 Chassis with Four Bay PoE Subsystem (S8-Chassis-POE4) ....................................................... 1-3
1-3 S8 Chassis with Eight Bay PoE Subsystem (S8-Chassis-POE8) ...................................................... 1-4
3-1 Attaching the Mid-mount Brackets to the Sides of the Chassis.......................................................... 3-4
3-2 Attaching the Mid-mount Brackets to the Front of the Chassis .......................................................... 3-5
3-3 Front Mounting the S8 Chassis in a Rack .......................................................................................... 3-7
3-4 Mid-Mounting the S8 Chassis in a Rack............................................................................................. 3-8
3-5 Installing a Cable Management Clip in the Left Mounting Bracket ..................................................... 3-9
3-6 Removing the Swing Arm from the Bottom Cable Management Clip............................................... 3-10
3-7 Closing a Cable Management Clip ................................................................................................... 3-10
3-8 S8 Chassis with Cable Management Clips.......................................................................................3-11
3-9 Opening a Cable Management Clip ................................................................................................. 3-12
3-10 Telcordia GR-1089 Grounding Hole Pattern ....................................................................................3-13
3-11 ESD Grounding Receptacle ............................................................................................................. 3-14
3-12 Installing the S-AC-PS Power Supply............................................................................................... 3-17
3-13 Removing a Coverplate from an S-AC-PS Power Supply Slot......................................................... 3-18
3-14 Removing the Fan Tray .................................................................................................................... 3-20
3-15 Inserting the S-POE-PS Power Supply in the PoE Subsystem ........................................................ 3-22
3-16 Removing Cover Plates from the PoE Subsystem Power Supply Slots........................................... 3-23
3-17 S-AC-PS Power Supply LEDs .......................................................................................................... 3-25
3-18 Fan Tray Status LED ........................................................................................................................ 3-26
3-19 S-POE-PS Power Supply LEDs ....................................................................................................... 3-27
Tables
3-1 Accessories That Ship with the S-Series Chassis ..............................................................................3-2