On my 2007 2720SD the FM Ampfiler and its associated red led are not powered when the bathroom walls are down and therefore do not drain the battery if you store your TM closed up. The same can be said for the CO2 detector...
Chip
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Chip & Kat Carter
Lake Oswego, OR
2007 2720SD, Dual 80 watt solar panels, flat screen LCD TV mounted on side wall, 210 Ah AGM Battery, Link 10, Dual Honda 2000EUi's
Cadillac Escalade EXT, Prodigy
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