The figure below depicts the chassis front panel of the C35. C35 System Status LEDs describes the C35 system status LED functions.

| 1 | System Status LEDs | 5 | USB Port | 
| 2 | LCD Panel | 6 | Console Port | 
| 3 | Not Used | 7 | Reset Switch | 
| 4 | Ethernet Ports (see C35 Ethernet Ports) | 

| 1 | Data Port 1: 1GbE (esa0) | 4 | Data Port 4: 1GbE (esa3) | 
| 2 | Data Port 2: 1GbE (esa1) | 5 | Mgmt Port: 1GbE (eth0) | 
| 3 | Data Port 3: 1GbE (esa2) | 6 | Not used, plugged | 
C35 System Status LEDs
| LED | Function | 
|---|---|
| 
                      | 
                  Power: When this LED is on, it indicates power is supplied to the WS-C35 power supply unit. This LED should be illuminated when the system is operating  | 
               
                     ![]()  | 
                  Status: When lit Green, it indicates operational state is normal. When lit Red, it indicates a system malfunction.  | 
               
                     ![]()  | 
                  Hardisk (HDD): When this LED flashes, it indicates hard drive activity. Otherwise, the LED remains off.  |