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A 1 B TK-80 C D E F G H I J PC BOARD 2 1 FAN+ CN2 2 FAN– FINAL UNIT (X45-3520-21) Component side view (J72-0380-11) W1 C35 GND 14V BLK RED TH1 L16 C32 3 + 14V L15 GND + D5 4 C29 L14 D15 5 C30 C C C77 D3 + E E CN101 B R21 R22 R19 R16 Q4 L10 8 G O I C46 + E 14V L24 11 C47 + 12 13 64 E C Q3 B C B C11 E D1 K1 8 7 14S 8A 8A 14AF 14AG TXB VSR VSF GND CN3 2 16 CN10 15 VSR NC NC GND VSF 8A 14S 14V 5A 5A PSC BOVR THP DGND UDA UCK FEN4 TS F1 TT 2 1 TXB C18 + C50 + Q2 10 + IC3 Q1 C L4 + L6 C49 + C45 + 9 G O C17 IC2 D2 I L7 L8 VR2 B E C PH2 3 PHG C16 1 PH1 14 R17 R20 L12 CN800 B L11 R14 D4 R15 J800 PHONES 7 E Q6 Q5 J72-0380-11 B/2 6 L13 E VR1 B 1 L5 DRV CN1 THP