ETC Eos Titanium, Eos, and Gio v2.0.0 - Manual (Page 83)

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System Basics 65
Locking the Encoders
It is possible to lock out the encoders. To lock out the encoders, press [Escape] & [Encoder Page
Keys]. To unlock, press any of the [Encoder Page Keys].
Encoders in Blind
The encoders are disabled by default when in the blind display. Pressing an [Encoder Page Keys],
for example [Color], will enable the encoders. When the encoders are disabled, trackball
functionality for pan and tilt will also be disabled.