LG FL-R88~3 free download

File name FL-R88~3.PDF

TROUBLESHOOTING 1 l c IC401 Pina input +W(Dl)? I-i NO PN402, CN702 +5V(Dl) check? t-i No PN402, CN702 Defective. . , *X401 defective. I NO + lIC401 defective. YES f Power P.C.B PCTL pattern? Pattern defective. NO w IC702, 703 defective. IC401 Pin@ HRST output? - NO w IC401 defective. PCTL r . HRST , YES \ IC151, 110 RESET Surrounding NO RESET Surrounding circuitry circuitry? . w defective. YES tC102 (H@Pin@, 0, @, @ NO l ICll6 defective. check? .IC102 defective. @ nlIfl-{; @ 111 1 mUA& @nllnll MO1 Pin@, 0, 0, @check? NO lPN402 defective. @ nllnq @Patterndefective. O= * YES NO IC401 Pin@ Reset check. m IC401 defective. YES OK 11 2, CD PART DOOR OPENCLOSE CHECK? 2-1. (LOADING) 2-2. Is rotate turret? 2-3. Is DISC play? ' 2-5. Is audio output? 12 2-l. DOOR OPEN/CLOSE PART (LOADING) 1 IC505 Pin@, @ input?