65AVR-4810CI/AVR-4810Unless specified, 8U-210063-1 A.VIDEO UNIT part.UInputSYESCheck 5VA and +5VD.+5VA : CY152-13,14pin-5VA : CY152-12pin+5VD : CX141-1pinNG To troubleshooting 1.1 Power notturn on.OKCheck input/output of analog SW.Input Y : IC102-13pinInput C : IC106-13pinOutput Y : IC102-3pinOutput C : IC106-3pinNGCheck analog SW settings.IC102-9,10,11pin : L(0V)IC102-6pin : L(0V)IC106-9,10,11pin : L(0V)IC106-6pin : L(0V)NG Check IC301, IC303 and CX141soldering, or DIGITAL UNIT flaw.OKOK Check soldering of IC102 and IC106.Check input/output of AMP.Input Y : IC113-5pinInput C : IC114-5pinOutput Y : IC113-7pinOutput C : IC114-7pinNG Check soldering of IC113, IC114and surrounding parts.OKCheck output to 8U-310030 DIGITALUNIT.Output Y : CX111-9pinOutput C : CX111-11pinNG Check soldering of CX111.OKTo troubleshooting 3.HDMI/DVI.