Xantech MRAUDIO8X8M installation instructions MRC88M KEYPAD - REAR FEATURES AND CONNECTIONS

Model MRC88m / MRAUDIO8x8m Page: 19

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Figure 5 – The Model MRC88m Keypad – Rear Panel Features and Functions

MRC88M KEYPAD - REAR FEATURES AND CONNECTIONS:

15.Controller Terminal. RJ45 Jack. Connects Keypad to zone keypad input on MRC88m Controller via CAT5 cable.

16.Expansion Terminal. RJ45 Jack. Allows keypad to be daisy chained to another keypad for multiple control locations within a zone. Up to 4 keypads are supported per zone.

17.Keypad Address. Pair of Jumpers. Used to assign Keypad Address. Each Keypad in the zone must have a unique address (up to 4 keypads in a Zone).

18.Zone Termination. Jumper. Do not remove jumper if there is only one keypad in a zone. If there is more then one keypad in a zone, remove from all but the last keypad in the daisy chain configuration.

19.Sensor Enable. Jumper. Enables IR sensor on Keypad. Remove when using an external IR receiver.

20.IR Sensitivity Adjustment. Carefully adjust for background light level to prevent false triggering of the IR circuits. Slowly turn counter-clockwise to reduce sensitivity.

21.LCD Backlight Adjustment. Adjusts brightness of LCD backlight. This adjustment does not affect the backlight level for the buttons. Slowly turn counter-clockwise to reduce brightness.

22.IR In-Zone.2-Terminal WECO style socket - Zone IR out for local ‘In-Zone’ emitter out. Used for IR control of equipment in the same location as the keypad. Any IR generated from within the Zone (or routed to that zone from another) will be output from the IR IN-Zone connector as well as the Zone IR jack on the rear of the Controller. This feature is ‘selectable’ via Dragon Drop-IR™ Software.

23.External IR Terminal Block. 4-Terminal WECO style socket – Allows connection of other Xantech IR Receivers and/or Keypads to be used in conjunction with the MRC88m. (i.e. Use Waterpad Keypad in sub- zone in shower or outdoor zone or Plasma Friendly IR Receiver in place of Keypad IR Receiver).

24.Snap-in Pins. These pins snap into the MRC88m Keypad wall bracket for mounting.

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