What does Error Code 43 mean on a TSI Instruments Power Tool?
- WwperezAug 26, 2025
If your TSI Instruments Power Tool shows Error Code 43, it means the device couldn't send RS232 data because the receiving device was busy for more than 10 seconds. To resolve this: * Ensure that the printer or computer is ready to receive data. * Check the RS232 interface cable for any issues.


