Part Type: Backlight Inverter Inverter Board Power Supply Unit Part Number: BN44-00340A Part Usage: LCD MFR Part Number 1: Samsung BN44-00340A Board Number(s): PSIV231510A Substitute Parts: BN44-00340B BN44-00417A Known Models: SAMSUNG LN40C530F1FXZA LN40C530F1HXZA LN40C539F1HXZA LN40C560J2FXZA LN40C550J1FXZA LE40C650L1KXXU LN40C500F3FXZA LN40C540F2FXZA LN40C610N1FXZA LN40C630K1FXZA LN40C650L1FXZA LN40C670M1FXZA