
4-4
Cisco x90 Series Content Security Appliances Installation and Maintenance Guide
Chapter 4 Cisco C690 Email Security Appliance
Status LEDs and Buttons for Maintenance
Status LEDs and Buttons for Maintenance
•
•
Rear Panel LEDs and Buttons, page 4-6
Front Panel LEDs
shows the front panel LEDs.
defines the LED states.
Figure 4-3
Cisco C690 Email Security Appliance Front Panel LEDs
1
Hard drive fault LED
6
Fan status LED
2
Hard drive activity LED
7
Temperature status LED
3
Power button/power status LED
8
Power supply status LED
4
Identification button/LED
9
Network link activity LED
5
System status LED