Setting the Focus Position of a DataMan 150 or DataMan 260 Reader
DataMan 150 and 260 can operate in one of three distance ranges. Follow the steps below to set the focus position.
Note: The following steps describe service procedures for both the DataMan 150 and the 260 readers, but the images show only the DataMan 260.
- Remove the screws and the front cover.
- Using a flathead screwdriver, set the focus position from the front. Always turn clockwise to focus to a larger distance and counterclockwise to focus to a shorter distance.

- Remount the front cover. Observing the tightening sequence below, tighten all four screws to 9 Ncm using a torque wrench.


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Note: If an optical filter has been mounted, first disconnect the DataMan 150 or 260 reader from power and remove the illumination module with the filter before adjusting the focus.
Note: If you use an optical filter and the illumination was removed, remount the illumination module first and then remount the front cover.
Note: The rib in the front cover must be oriented to the top side.