Sennheiser SL DW HEADMIC SET Instruction manual SpeechLine Digital Wireless PD - Page 56

Multi-room mode ▷ Perform a walk test to ensure the best reception coverage (see „Performing a walk test (reception quality)"). ▷ If necessary adjust the RF power level and repeat the walktest for verification. ▷ Make sure to leave the Master receiver switched on for all following steps. ▷ Then, switch on all other receivers. They will synchronize with the Master. ▷ Set all other receivers to the same RF power level as the Master receiver. ▷ Power cycle the other receivers. The Master receiver must be switched on all the time. ▷ Once the rack is configured, all devices must be switched off/on together every time via the central power switch of the multiple socket. ▷ Make sure not to switch any receiver on or off individually. Multi-Room Mode setup with SL Multi-Channel Receiver DW only When installing SpeechLine Digital Wireless in several rooms, it is crucial that you perform the following steps one after the other and room by room. When installing SpeechLine Digital Wireless devices in one room, all devices in all other rooms must be switched off. ▷ Install all SL Multi-Channel Receiver DW units of one room to a wall or the ceiling with the front sides of the receivers facing into the room. Note: to ensure the Master/Follower functionality the receivers should be installed side to side and not back to back, as indicated in the following illustration. 55