| Order of position | Exact position | Order of position | Exact position |
| 1 | Middle of the wall | 5 | Along heat sink |
| 2 | 10 mm from top and 5 mm from inner sidewall | 6 | Bottom half of the heat sink |
| 3 (Chosen) | 20 mm from top and 5 mm from inner sidewall | 7 | Top half of heat sink |
| 4 | 20 mm from top and 80 mm from inner sidewall | 8 | 20 mm from bottom and middle of the wall |