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Cisco Systems 4490 User Manual

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Chapter 1      Introduction
Hardware Features
1-6
Cisco Global Site Selector 4490 Hardware Installation Guide
78-15755-01
 shows the location of back panel LEDs, and 
 describes 
their function. 
Figure 1-5
Back Panel LEDs
Table 1-2
Front Panel LEDs
LED
Color
State
Description
CD-ROM drive 
activity
Green
On
Indicates that the CD-ROM drive is in use.
System error
Amber
On
Indicates that a system error has occurred. An LED on 
the diagnostic LED panel is also on to further isolate 
the error.
Hard disk drive 
activity 
Green
Flashing
Indicates that the associated hard disk drive is in use.
Power
Green
On
Indicates that the GSS 4490 power is on.
Flashing
Indicates that the GSS 4490 is in standby mode.
1
Ethernet 0 activity 
2
Ethernet 0 link 
3
Ethernet 1 activity 
4
Ethernet 1 link 
5
Power
6
System error
1
2
4
3
6
5
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