Part Type: Main Unit Mother Board SSB Part Number: 313926800204 MFR Part Number 1: Philips 313926800204 MFR Part Number 2: Philips 313926727671 Board Number(s): 310431360955 313912707861 313912706714 Substitute Parts: 313926727671 Known Models: PHILIPS 50PF7321D/37 42PF7321D/37 42PF7321D/37B 42PF5321D/37 42PF7320A/37