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Cisco CGS 2520 Hardware Installation Guide
OL-31444-01
Chapter 1 Product Overview
Power Supply Side
Power Supply-Side LEDsFigure 1-9 Switch LEDs
Power Supply FeaturesThe switch has two slots for power supply modules:
• PWR-RGD-LOW-DC: low-voltage DC (for voltage information, see Table A-8)
• PWR-RGD-AC-DC: high-voltage AC or DC (for voltage information, see Table A -7)
• PWR-RGD-AC-DC-C: high-voltage AC or DC for China
The switch supports these power supply module combinations:
• Single low-voltage DC
• Single high-voltage AC or DC
• Two high-voltage AC or DC
1SYS (system) 9OUT (alarm output)
2CON (console) 10 PSU1 (power supply 1)
3USB LED 11 PSU2 (power supply 2)
4SD (SD flash memory card) 12 PoE1
1. Only on the Cisco CGS-2520-16S-8PC switch.
For a description of the LEDs, see LEDs, page 1-8.
5IN1 (alarm input 1) 13 Express setup button
6IN2 (alarm input 2) 14 Ethernet port
7IN3 (alarm input 3) 15 10/100/1000 port
8IN4 (alarm input 4) 16 SFP port
Cisco Connected Grid
Switch 2500 Series
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