Sennheiser ADN D1 Instructions for Use - Page 62

Configuring the conference system via the central unit Display Direct Access 30 Units 20 Only the structural change icon K is displayed. Error Remedy K Change in the number of conference units due to: • manual adding or removal of one or several conference units • automatic resetting of one or several conference units (the conference units restart) • switch-off of one or several conference units due to undervoltage • disconnection of one or several conference units e.g. caused by - faulty plug connections - wire or cable faults ̈ Perform a manual self-test (see page 67). The display can change as follows: - The structural change icon K disappears: The structural change has been detected, there are no errors. - The structural change icon K is still displayed: Follow the steps below. If, after performing the self-test, the structural change icon K is still displayed: ̈ Reset the error counter ("Break Counter") (see page 67). ̈ Change to the "Bus Statistics" menu item (see page 66) and check the digit behind "Break Counter". ̈ Carefully move the conference units and systems cables and check if the digit behind "Break Counter" is increased. If the digit is increased, check the corresponding plug connections or replace the corresponding conference units and system cables. If the error still persists: ̈ Follow the steps described in the "System Load" menu item (see page 64). ̈ Perform a manual self-test (see page 67). ADN Digital Conference System | 61