: Allow the instrument to sit for 10 to 15 minutes after power-on until the optical block reaches the programmed temperature (usually 37°C).

Select from the Main Menu and pick your desired test parameter.

Low Signal: Often indicates a dirty flow cell or an obstructed optical path.

Permit a window for the optical system and Peltier blocks to stabilize.

A specific BTS-350 Manual de Usuario (Spanish) can be found.

: Contains maintenance cycles, flow cell cleaning routines, and diagnostic tests. 4. Operating Procedures