H3C S5170-EI Series Hardware Information page 19

S5570S-30MS-UPWR-EI
Figure2-27 Front panel
(1) 2.5G/1000/100BASE-T-PoE++ port
(3) Serial console port (CONSOLE)
(5) 2.5G/1000/100BASE-T-PoE++ port LED
(7) System status LED (SYS)
(9) Power supply 1 status LED (PWR1)
Figure2-28 Rear panel
(1) Grounding screw
(3) Power supply 2 (PWR2)
The S5570S-30MS-UPWR-EI switch has two power supply slots on the rear panel and comes with
power supply slot PWR1 empty and power supply slot PWR2 installed with a filler panel. You can
install one or two power supplies for the switch as required. In Figure2-28, two PSR720-56A AC
power modules are installed in the power supply slots.
(2) SFP+ port
(4) Mode button
(6) SFP+ port LED
(8) Mode LED (MODE)
(10) Power supply 2 status LED (PWR2)
(2) Power supply 1 (PWR1)