1-9
Cisco CGS 2520 Hardware Installation Guide
OL-31444-01
Chapter 1 Product Overview
LEDs
•
SD Flash Memory Card LED, page 1-12
•
Power Supply-Side LEDs, page 1-14
Switch Panel LEDs
Figure 1-6
Switch LEDs (Cable Side)
System LED
1
SYS (system)
9
OUT (alarm output)
2
CON (console)
10
PSU1 (power supply 1)
3
USB
11
PSU2 (power supply 2)
4
SD (SD flash memory card)
12
PoE
1
1.
Only on the Cisco CGS-2520-16S-8PC switch.
5
IN1 (alarm input 1)
13
Express Setup button
6
IN2 (alarm input 2)
14
Ethernet ports
7
IN3 (alarm input 3)
15
SFP module port
8
IN4 (alarm input 4)
16
10/100/1000 port
Table 1-3
System LED
Color
System Status
Off
System is not powered on
Blinking green
POST
1
is in progress
Green
System is operating normally
Amber
System is receiving power but is not functioning properly
20719
8
2
1
3
4
5
6
7
8
9 10 11
12
1
3
14
15
16