SUTA 300i Control Box & Handset This control box & handset are the genuine replacement part. If you require a new SUTA 300i Control Box or Handset please use the same numbers printed on the control box or handset (300i) only as they are not compatible with the SUTA  2.0 or 3.0 Handset & Control Box. Genuine SUTA Smart Technology parts Exclusive to CouchGuard® Pairing: SUTA 300i Control Box & Handset Pairing Guide How to Pair a SUTA 300i Control Box & Handset 1. Power Reset the Control Box: Unplug the control box from power for 30 seconds, then plug it back in. 2. Put the Control Box into Pairing Mode: Press and hold the PAIR/LEARN button on the control box for 3–5 seconds until the LED starts blinking. 3. Activate Pairing on the Handset: Locate the small pairing button on the side of the handset. Move to either A or B position, then press and hold it with your finger for 2–3 seconds the head and foot up buttons together. 4. Confirm Pairing: The control box LED will stop blinking (or turn solid/off) when successfully paired. 5. Test: Press any function on the handset (e.g., Head Up) to ensure it works. TROUBLESHOOTING: • Replace handset batteries. • Stand within 1–2 meters of the control box. • To clear old pairings: Hold the PAIR/LEARN button for 10–15 seconds, then repeat the process.