
GS748T Smart Switch Hardware Installation Guide
Table 2-1.  Front Panel LEDs
| Label | Color | Activity | Description | |
| 
 | 
 | 
 | 
 | |
| Power | Green | On | Power is supplied to the switch | |
| 
 | 
 | |||
| Off | Power is disconnected | |||
| 
 | 
 | |||
| 
 | 
 | 
 | 
 | |
| 
 | 
 | On | A valid 1000Mbps link is established on | |
| 
 | Green | 
 | the port | |
| 
 | 
 | 
 | ||
| 
 | Blinking | Data transmission is occurring at | ||
| 
 | 
 | |||
| Speed/Link/ACT | 
 | 
 | 1000Mbps on the port | |
| 
 | 
 | 
 | ||
| Yellow | On | A valid 10/100Mbps link is established | ||
| 
 | ||||
| 
 | 
 | 
 | on the port | |
| 
 | 
 | 
 | 
 | |
| 
 | None | Off | No 10/100/1000Mbps link is | |
| 
 | 
 | 
 | established on the port | |
| 
 | 
 | 
 | 
 | |
| 
 | 
 | On | A valid 1000Mbps link is established on | |
| SFP (MiniGBIC) Link/Act | Green | 
 | the port | |
| 
 | 
 | Off | No valid link is established on the port | |
| 
 | 
 | 
 | 
 | 
Reset Button
The Reset button of the GS748T triggers a hardware reset of the switch. Figure 
| Physical Description |