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Powering Up the S4 Chassis with AC Power Supplies ................................................................................ 3-17
Installing and Removing an S-DC-PS Power Supply ................................................................................... 3-18
Prepare Site Wiring for DC Power Installation ....................................................................................... 3-18
Unpacking an S-DC-PS Power Supply .................................................................................................. 3-19
Installing the S-DC-PS Power Supply .................................................................................................... 3-19
Removing an S-DC-PS Power Supply ................................................................................................... 3-21
Powering Up the S4 Chassis with S-DC-PS Power Supplies ....................................................................... 3-22
Removing and Installing a Fan Tray ............................................................................................................. 3-23
Removing a Fan Tray ............................................................................................................................. 3-23
Installing a Fan Tray ............................................................................................................................... 3-24
Installing and Removing an S-POE-PS Power Supply ................................................................................. 3-24
Unpacking the S-POE-PS Power Supplies ............................................................................................ 3-24
Installing the S-POE-PS Power Supplies in the PoE Subsystem .......................................................... 3-25
Removing an S-POE-PS Power Supply ................................................................................................. 3-26
Connecting Power to the S-POE-PS Power Supplies .................................................................................. 3-27
LEDs ............................................................................................................................................................. 3-28
AC Power Supply LEDs ......................................................................................................................... 3-28
S-FAN Fan Tray Status LED .................................................................................................................. 3-29
S-POE-PS Power Supply LEDs ............................................................................................................. 3-30
S-DC-PS Power Supply LEDs ............................................................................................................... 3-31
Connecting to the COM Port for Local Management .................................................................................... 3-31
What Is Needed ..................................................................................................................................... 3-31
Connecting to a PC or Laptop ................................................................................................................ 3-32
Connecting to a VT Series Terminal ...................................................................................................... 3-32
Adapter Wiring and Signal Assignments ................................................................................................ 3-33
Completing the Installation ........................................................................................................................... 3-34
Appendix A: Specifications and Regulatory Compliance
S4 Chassis Specifications ..............................................................................................................................A-1
S-AC-PS Power Supply Specifications ...........................................................................................................A-2
S-AC-PS-15A Power Supply Specifications ...................................................................................................A-2
S-DC-PS Power Supply Specifications ..........................................................................................................A-3
S-POE-PS Power Supply Specifications ........................................................................................................A-3
S-FAN Fan Tray Specifications ......................................................................................................................A-3
Torque Values ................................................................................................................................................A-4
COM Port Pinout Assignments .......................................................................................................................A-4
Regulatory Compliance ..................................................................................................................................A-5
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
Appendix C: Environmental Guidelines
Temperature and Humidity Guidelines ...........................................................................................................C-1
Operating Temperatures ..........................................................................................................................C-1
Inlet Air Temperature Measurement ........................................................................................................C-1
Cooling Air ................................................................................................................................................C-1
Power Conditioning ..................................................................................................................................C-1
Airflow Concerns for Closed Racks ..........................................................................................................C-2
Airflow Concerns for Open Racks ............................................................................................................C-3
Dust Mitigation and Prevention .......................................................................................................................C-5
Airborne Chemicals and Prevention ...............................................................................................................C-6
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