Locking / Unlocking The Matrix - Gefen EXT-HD-SL-444 User Manual

Operating the 4x4 Seamless Matrix for HDMI

Locking / Unlocking the Matrix

Locking the matrix will prevent any changes by disabling all buttons (except the Lock
button) on the front panel. This feature is useful in preventing routing or other changes
caused by accidentally bumping or pressing the buttons on the front panel.
1. Press and hold the Lock button on the front panel. The Lock button will begin to
flash.
2. Continue holding down the Lock button until it stops flashing.
3. The matrix is now locked. The Lock button will remain illuminated as long as the
matrix is locked.
4. To unlock the matrix, press and hold the Lock button. The Lock button will begin to
flash.
5. Continue holding down the Lock button until it stops flashing.
6. The matrix is now unlocked and can be used normally.
Once the matrix is unlocked, the Lock button will no longer be illuminated.
Using the Front Panel Buttons
Matrix is locked
Matrix is unlocked
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