Read Sharp 37DT-25H (serv.man22) Technical Bulletin online
2. Replace J122 with a 12uH peaking coil.
3. Add zener diode D403 to pin 30 of IC201.
Here you can read online and download Sharp 37DT-25H (serv.man22) Technical Bulletin in PDF. 37DT-25H (serv.man22) technical bulletin will guide through the process and help you recover, restore, fix, disassemble and repair Sharp 37DT-25H (serv.man22) CTR. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.