| 8.3 | Local configuration software – site controller Communications Session Time-out | 1–600 seconds | 300 seconds | Control unit / Configuration Software |
| 9.3 | Minimum message display time | 1–5 seconds | 5 seconds | Control unit / sign display |
| 11.2 | Sign processor fault blank time | 0.5–3 seconds | 1 second | Sign display |
| Communications check with sign display | 0–30 seconds | Once every 5 seconds | Control unit / sign display |
| Power recovery delay time | 1–600 seconds | 60 seconds | Control unit / sign display |
| Minimum blank time | 1–120 seconds | 30 seconds | Control unit / sign display |
