| LED | Function |
|---|
| Address | Color | Power source voltage | Use | Fuse | Lighting | Off | Blinking |
|---|
| LED1 | Green | 3.3VEP | LED lights during the controller board access to HDD | - | Accessing | Not Accessing | - |
| LED2 | Green | 3.3VEP | LED lights during the controller board access to HDD | - | Accessing | Not Accessing | - |
| LED16 | Red | 3.3VEP | Identify the BIOS/OS control | - | BIOS | OFF | OS |
| LED8 | Red | 3.3VEP | For POST code | - | Indicates the POST code - LED8: MSB bit7
- LED9: bit6
- LED10: bit5
- LED11: bit4
- LED12: bit3
- LED13: bit2
- LED14: bit1
- LED15: LSB bit0
|
| LED9 | Red | 3.3VEP | For POST code | - |
| LED10 | Red | 3.3VEP | For POST code | - |
| LED11 | Red | 3.3VEP | For POST code | - |
| LED12 | Red | 3.3VEP | For POST code | - |
| LED13 | Red | 3.3VEP | For POST code | - |
| LED14 | Red | 3.3VEP | For POST code | - |
| LED15 | Red | 3.3VEP | For POST code | - |
| RJ45 | Red | 3.3VE | Indicates Ethernet connecting status | - | See "LEDs of RJ45 (Ethernet Connector)". |
| RJ45 | Red | 3.3VE | Indicates Ethernet connecting status | - |