TH-103PF12EBoard Name Function Board Name FunctionDN Digital S ignal Processor, M icrocom puter S1 P ow er switchD Form at Converter, Plasm a AI Processor C1 (upper) Data drive (1) (upper)Sub-Field Processor C2 (upper) Data drive (2) (upper)DS Slot Interface (Audio / V ideo / Sync Input Switch), C3 (upper) Data drive (3) (upper)S ync Processor, A udio Processor, DC-DC C onverter C4 (upper) Data drive (4) (upper)SC Scan drive C5 (upper) Data drive (5) (upper)SU Scan ou t (Upper) C6 (upper) Data drive (6) (upper)Non serviceable. C1 (lower) Data drive (1) (lower)S U -B oard should be exchanged fo r service. C2 (lower) Data drive (2) (lower)SM Scan out (M iddle) C 3 (lower) Data drive (3) (lower)Non serviceable. C 4 (lower) Data drive (4) (lower)S M -Board should be exchanged fo r service. C 5 (lower) Data drive (5) (lower)SD Scan ou t (Lower) C 6 (lower) Data drive (6) (lower)Non serviceable. P(M AIN_1) P ow er supplySD -B oard should be exchanged fo r service. P(M AIN_2) P ow er supplySS Sustain drive P(SUB) P ow er supplySS2 S ustain out (Upper) PB Fan C ontrolS S3 S ustain out (Lower) HX PC / R S-232CV1 LED-G, R H5 A udio O ut term inalV2 Key switch HDE DVI-D term inalV3 Rem ote receiver HL C om ponent V ideo term inal (BNC), LAN term inal7