Plena Mixer Amplifier Installation and User Instructions Connections and settings
4.3.2Pin settings and labelling
Users can create custom labels for the: microphone/line inputs, description of the music sources, and audio output zones 1 and 2. These labels can be attached to the mixer amplifier at position numbers 2, 4, and 6 (see figure 2.2). Colored pins can also be inserted at various positions around the dial controls to indicate the favorite settings for a particular application.
The pins are engineered in such a way that they cannot be taken out by hand. This is to prevent tampering. The pins are intended to be inserted once, during installation of the unit. The silver pins should be used to indicate the preferred settings of the unit. The red pins can optionally be used to indicate the maximum setting of a knob.
If these settings have to be changed, use a pair of soft- tipped pliers to carefully remove the pins. If you do not have a pair of
To remove the clear plastic covers in front of the labels:
1Carefully insert a small screwdriver into the
2Gently lift the cover, and bend it in the middle. Take care not to force the cover or the front panel.
To reattach the plastic covers with paper labels:
1 Insert the paper label into the holder at the front of the unit.
2Pick up the cover, and then bend it slightly in the middle by hand.
3Fit the cover into the slot at the front of the unit, and then gently release the cover, making sure that the paper label stays in place.
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Bosch Security Systems