Chapter 1: About this guide........................................................................................................... 5
Related documents............................................................................................................................................................. 5
Chapter 2: The S4048T-ON System...............................................................................................6
Introduction...........................................................................................................................................................................6
System status....................................................................................................................................................................... 7
LED display............................................................................................................................................................................ 7
LED behavior................................................................................................................................................................... 7
Luggage tag.........................................................................................................................................................................10
Prerequisites....................................................................................................................................................................... 10
S4048T-ON configurations.............................................................................................................................................. 11
Chapter 3: Site preparations........................................................................................................ 12
Site selection.......................................................................................................................................................................12
Cabinet placement............................................................................................................................................................. 13
Rack mounting.................................................................................................................................................................... 13
System ground....................................................................................................................................................................13
Fans and airflow................................................................................................................................................................. 13
Power.................................................................................................................................................................................... 14
Storing components.......................................................................................................................................................... 14
Chapter 4: NEBS compliance....................................................................................................... 15
Important information....................................................................................................................................................... 15
Chapter 5: S4048T-ON installation.............................................................................................. 16
Unpack the S4048T-ON system.................................................................................................................................... 16
Unpack............................................................................................................................................................................16
Ground lug and bracket installation............................................................................................................................... 16
ReadyRails installation.......................................................................................................................................................18
1U tool-less configuration...........................................................................................................................................18
Two-post flush-mount configuration...................................................................................................................... 19
Two-post center-mount configuration................................................................................................................... 19
Four-post threaded configuration........................................................................................................................... 20
1U two-post installation.............................................................................................................................................. 21
Ground wire installation.................................................................................................................................................... 21
Optic installation................................................................................................................................................................22
Optic removal............................................................................................................................................................... 23
Split ports...................................................................................................................................................................... 23
System power-up.............................................................................................................................................................. 23
Power up sequence.....................................................................................................................................................23
Before you install an OS.................................................................................................................................................. 23
ONIE service discovery.............................................................................................................................................. 24
Chapter 6: Power supplies...........................................................................................................26
Contents
Contents 3