| pin | name | description | 
| 1 | KRCD | Keyboard Receive | 
| 2 | MRCD | Mouse Receive | 
| 3 | GND | Ground | 
| 4 | PWR+ | Power +8V | 
| 5 | KTXD | Keyboard Transmit | 
| 6 | PWR- | Power-8v | 
While an SGI Indy, Indigo2 or Origin uses a standard PS/2 keyboard the SGI Indigo does NOT.
| pin | name | description | 
| 1 | KRCD | Keyboard Receive | 
| 2 | MRCD | Mouse Receive | 
| 3 | GND | Ground | 
| 4 | PWR+ | Power +8V | 
| 5 | KTXD | Keyboard Transmit | 
| 6 | PWR- | Power-8v | 
While an SGI Indy, Indigo2 or Origin uses a standard PS/2 keyboard the SGI Indigo does NOT.