| Lecroy HV module | Chamber section | Nominal HV | Nominal current |
| 7.1.0 | Chamber 1 V plane Modules 1-3 | 1875 | 0.20 (mA) |
| 7.1.1 | Chamber 1 V plane Modules 4-7 | 1875 | 0.20 (mA) |
| 7.1.2 | Chamber 1 V plane Modules 8-10 | 1875 | 0.20 (mA) |
| 7.1.3 | Chamber 1 U plane Modules 1-4 | 1875 | 0.20 (mA) |
| 7.1.4 | Chamber 1 U plane Modules 5-8 | 1875 | 0.20 (mA) |
| 7.1.5 | Chamber 1 U plane Modules 9-11 | 1875 | 0.20 (mA) |
| 7.1.8 | Chamber 2 V plane Modules 1-4 | 1875 | 0.20 (mA) |
| 7.1.9 | Chamber 2 V plane Modules 5-7 | 1875 | 0.20 (mA) |
| 7.1.10 | Chamber 2 V plane Modules 8-10 | 1875 | 0.20 (mA) |
| 7.1.11 | Chamber 2 U plane Modules 1-4 | 1875 | 0.20 (mA) |
| 7.1.12 | Chamber 2 U plane Modules 5-8 | 1875 | 0.20 (mA) |
| 7.1.13 | Chamber 2 U plane Modules 9-11 | 1875 | 0.20 (mA) |