| Operation | Endpoint | What it tells you |
|---|---|---|
| Connection test | GET /terminal/v1/sync/local/test | Checks that your POS reaches the terminal. Moves no money. |
| Terminal info | GET /terminal/v1/sync/config/terminal_info | Returns {model, room, serialNumber}. room is the app version running on the terminal. |
TER-002 means the terminal is not responding — check connectivity and that the port is open.room value in any report you send to support: it is the only way to tell which build produced a given behaviour.