46" Diamond Series 1080p LCD HDTV with 120Hz refresh rate The LT-46246 is Mitsubishi's finest 46" TV for 2008, boasting exceptional performance, versatility, View and Download Mitsubishi Electronics LT-52148 instruction manual online. Page 1LCD FLAT PANEL HDTV MODELS 148 Series LT-40148, LT-46148, LT-52148 246 Series LT-46246, LT-52246 OWNER'S GUIDE • For questions: -- MITSUBISHI TV MANUAL LT-46246 >> DOWNLOAD MITSUBISHI TV powered by Peatix : More than a ticket. MITSUBISHI ELECTRIC Diamond LT-46246 User Manual. Diamond | 1080p lcd flat panel hdtv, Get the perfect picture every time, Watch tv your way. Mitsubishi Electric LT-46246 Owner's Manual · 1. Repeatedly press the AUDIO key to display the Subwoofer option and change it to Off. · 2. Power off the TV. · 3. Mitsubishi LT-40148/LT-46148/LT-46149/LT-46246/LT-52148/LT-52149/LT-52246 Service Manual · 1. Introduction-Safety · 2. Disassembly · 3. User Controls & Inputs · 4.