Added Pairing and Factory Reset instructions (Koenkk#1822)

Author: atus

docs/devices/4512702.md

@@ -23,8 +23,16 @@ pageClass: device-page
 
 
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+## Notes
+### Pairing
+1. Remove the remote from previous zigbee network if it has already been added to it, otherwise pairing will fail. Please refer to the part "Factory Reset".
+2. From your zigbee controller or hub interface, choose to add device or accessory and enter Pairing mode as instructed by the controller.
+3. Press and hold down top two buttons (channel 1 ON and OFF) until LED indicator turns on.
+4. Immediately short press to search nearby network, indicator flashes every 1 second, 20 seconds timeout if there is no network. Indicator will then blink 5 times quickly for successful pairing.
+
+### Factory Reset 
+1. Press and hold down top two buttons (channel 1 ON and OFF) until LED indicator turns on
+2. Immediately short press 5 times continuously, indicator flashes 3 times quickly to indicate successful reset.
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