# Verification

In order to perform Direct Part Mark Verification, your reader must be calibrated as described in the previous section. To read symbols and view verification results, perform the following steps:

1. Start the DataMan Setup Tool and connect to your reader.
2. Navigate to Settings > Code Quality.
3. Under the Verification Settings tab, check Verification Enabled.
4. Select the Results Display task pane by clicking Code Quality under View).
5. Place the verifier against the symbol and squeeze the trigger. The symbol must be centered within the field of view, and the reader must be perpendicular to the surface containing the symbol and at the correct rotation. If the reader is out of position, the DataMan Setup Tool displays this guide:

   The verifier stand-off must be used to ensure correct symbol presentation and lighting requirements for the AIM-DPM / ISO/IEC TR 29158 Quality Guideline.

6. Move the reader until the center of the red rectangle lies within the green target rectangle. The reader beeps to indicate that the symbol has been read and verified.