In special cases, the 'Zone Select Table' (ZST) may not contain the exact information required to address a specific zone, e.g., under the following circumstances:

The routing of a PC2003 'Digital audio matrix (4/4/16)' is changed after a certain speaker line has been added to the ZST.

Use the 'Verify Zone Select Table' function to verify and – where applicable – update these entries. The function is also available in the context menu of the ZST configuration page.

See also 'Zone Select Table – Regular Keypad’.