The board list for the OptiX RTN 605 is given below.
| Board | Description |
|---|---|
| PW24A | +24V Power Supply Unit. |
| PW48B | -48V Power Supply Unit. |
| SCC | System Control & Communication Board. |
| EOW | Engineering Order Wire Board. |
| PH1 | 16 x E1 Tributary Board. |
| PF1 | 5 x E1 Tributary Board. |
| IF0 | PDH Intermediate Frequency Board. |
| ODU | Outdoor Unit. |
| IFH1 | Hybrid Intermediate Frequency Board with Medium Capacity |
| EMS4 | 3xFE+1xGE Ethernet Switching Board |
| EM4T | 2xFE+2xGE Ethernet Switching Board |