Serial Number Label Location; Led Indicators On The Routers - Cisco 520 Hardware Installation Manual

Hardware Features

Serial Number Label Location

Figure 1-5
Cisco Secure Router 520 Series routers.
Figure 1-5

LED Indicators on the Routers

The LEDs, which are located on the router's front panel, indicate the status or activity on the router.
Table 1-1
Table 1-1 LED Indicators on the Routers
LED Color Description
SYS PWR Green On when DC power is being supplied to the router.
The light blinks if an error occurs during bootup.
WAN FE4 Green On when a device connects to the Ethernet WAN
FE4 port. Blinks when the Ethernet WAN FE4 port
receives or sends data, or when data passes through
the port.
WLAN OK Green Shows whether the wireless link status is
operational. Blinks if no client is associated. Solid
green if at least one client is associated.
Cisco Secure Router 520 Series Hardware Installation Guide
1-6
shows the serial number label, which is located on the back of the
Serial Number Location on the Back of the Cisco Secure Router 520 Series Router
SN: XXXNNNNXXXX
describes the LEDs.
SN : XX
XN NN NX
XX X
Router
All Cisco Secure Router 520 Series routers
Cisco Secure Router 520 Ethernet-to-Ethernet
router
Cisco Secure Router 520 Series wireless routers
only
Chapter 1 Product Overview
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