| Step | SRV | Description | Comment |
|---|---|---|---|
| 1 | 2.1 | Update Prepay Configuration | Set up the a non-disconnect calendar in order to not disable the supply if the change of mode takes place with not enough meter balance. |
| 2 | 1.6 | Update Payment Mode | Payment Mode = Prepayment |
| 3 | 1.1.1 | Update Import Tariff (Primary Element) | Tariff and Price Update |
| 3.1 | — | Retrieve Change of Mode/Tariff | — |
| 4 | 4.4.2 | Triggered Billing Data Log | Meter Reading |
| 5 | 2.3 | Update Debt | — |
| 6 | 1.5 | Update Meter Balance | — |
| 7 | 5.3 | Delete Schedule | Optional – If Change in Schedule |
| 8 | 5.1 | Create Schedule | Optional – If Change in Schedule The supplier may wish to send a custom |
| 9 | 3.1 | Display Message | message. |
| 10 | 0x810E | Device | Credit Added Locally via PPMID or Meter |