Front Panel; Rear Panel; Power System - H3C S5500-28C-EI Installation Manual

Installation Manual
H3C S5500-EI Series Ethernet Switches

1.3.2 Front Panel

(1) Auto-sensing 10/100/1000Base-T Ethernet port status LEDs
(2) SFP port status LEDs
(3) Console port
(5) Power LED
(7) LED for extended module slot 1
(9) Mode LED
Figure 1-5 Front panel of the S5500-28C-EI-DC

1.3.3 Rear Panel

(1) –48 VDC power socket
(3) Grounding screw
(5) Extended module slot 2
Figure 1-6 Rear panel of the S5500-28C-EI-DC

1.3.4 Power System

The S5500-28C-EI-DC can adopt DC input, or 12V RPS input, or both to provide
backup. Only the recommended RPS can be used.
–48 VDC power input
Rated voltage range: –48 VDC to –60 VDC
Input voltage range: –36 VDC to –72 VDC
RPS input
Rated voltage range: 10.8 VDC to 13.2 VDC
(2) (2)
(1) (1)
(1) (1)
(3) (3) (4) (4)
(10) (10)
(4) 7-segment digital LED
(6) RPS LED
(8) LED for extended module slot 2
(10) Mode button
(2) (2) (3) (3)
(2) RPS port
(4) Extended module slot 1
1-8
Chapter 1 Product Overview
(5) (5) (6) (6) (7) (8) (7) (8)
(9) (9)
(4) (4) (5) (5)