Daewoo NC-8112E, Service Manual

Page 1: ...Service Manual Mini Component Sound System OCT 2011 NC 8112E NC 8114E NC 8115E NC 8117E S N FCD8308000...

Page 2: ...WIRING DIAGRAM 4 BLOCK DIAGRAM 5 SCHEMATIC DIAGRAM 6 FRONT TUNER Section MP3 CD Section P C B PATTERN LAYOUT 7 FRONT Section MP3 CD Section APPENDIX ELECTRICAL PART LIST 8 Table of Contents Mini comp...

Page 3: ...Safety Precautions 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9...

Page 4: ...1 2 3 4 5 6 7 8 9 2 3 4 5 6 7 8 9 Safety Precautions 1...

Page 5: ...on Pick up unit return outside inside and Rollette rotation Laser diode on Focusing operation Read in CD MP3 disc operation Reading and auto play CD play on Refer to 3 Refer to 4 Refer to 5 Refer to 6...

Page 6: ...in8 18 23 25 38 57 85 113 116 122 8 Check IC502 SA5888 of 17pin and 18pin SP 4 41V SP 3 41V 9 Check SPDO 1 90V IC500 M5675 pin123 10 Check IC502 SA5888 of 12pin and 11pin SL 3 81V SL 3 91V 11 Check CD...

Page 7: ...1V Read in CD MP3 disc Yes no Yes 1 Check CN704 2 Check IC707 MCU IC of 23 24 25 26 27 28pin 3 Check IC705 of 5 12 13pin 4 Check CN502 CW504 CN505 5 Check IC504 of 3pin 5 0V 6 Check Q501 collector 3 3...

Page 8: ...48pin 2 Check SW701 SW702 SW703 SW704 SW705 SW706 SW707 SW708 SW709 SW710 SW711 SW712 SW713 SW714 SW715 SW716 SW717 SW718 SW719 Function LED light no 1 Check CN700 of 10pin 5V 2 Check LD705 LD706 LD7...

Page 9: ...tion no 1 Check IC707 MCU IC of 27 28 31pin 2 Check CN703 3 Check CW703 4 Check IC105 TUNER IC 5 Check X104 12MHZ Yes Change to CD function no 1 Check CN704 2 Check IC707 MCU IC of 23 24 25 26 27 28pi...

Page 10: ...D Display 1 Check CW903 2 Check CN702 3 Check FD701 VFD 4 Check IC701 SC16315 1 Check J301 2 Check IC702 IL4560D 3 Check CN700 Yes Yes 1 Check CW901 of 1 2pin voltage 22V 2 Check CN801 of 1 2pin volta...

Page 11: ...FD Display 1 Check CW903 2 Check CN702 3 Check FD701 VFD 4 Check IC701 SC16315 1 Check J301 2 Check IC702 IL4560D 3 Check CN700 Yes Yes 1 Check CN901 of 1 2 3pin voltage 33 5V 2 Check CW801 of 1 2 3pi...

Page 12: ...eck 2 SMPS Secondary Part IC902 Q951 Q961 Check yes no DISPLAY DEMO yes 1 FRONT Micom IC707 yes no yes no CD USB no Power On no yes Tuner no AUX no yes Tuner IC101 AUX Amp CD UBS no Remocon yes yes Re...

Page 13: ...Trouble Shooting Guide 1 2 3 4 5 6 7 8 9 1 SMPS AMP section Only NC 8117E Model 2 3 4 5 6 7 8 9...

Page 14: ...Trouble Shooting Guide 1 2 3 4 5 6 7 8 9 1 SMPS AMP section Only NC 8117E Model 2 3 4 5 6 7 8 9...

Page 15: ...Trouble Shooting Guide 1 2 3 4 5 6 7 8 9 1 SMPS AMP section Only NC 8117E Model 2 3 4 5 6 7 8 9...

Page 16: ...Trouble Shooting Guide 1 2 3 4 5 6 7 8 9 1 SMPS AMP section Only NC 8117E Model 2 3 4 5 6 7 8 9...

Page 17: ...Trouble Shooting Guide 1 2 3 4 5 6 7 8 9 1 SMPS AMP section Only NC 8117E Model 2 3 4 5 6 7 8 9...

Page 18: ...Trouble Shooting Guide 1 2 3 4 5 6 7 8 9 1 SMPS AMP section Only NC 8117E Model 2 3 4 5 6 7 8 9...

Page 19: ...3 3...

Page 20: ...E R 2 1 3 S P I H 1 0 4 7 0 5 2 D C 9 2 1 B C P T R O P P U S 8 3 39 13 CUSHION FOOT 9CD4212500 POPON MX 48HF 10 T3 0 4 1 T X E L A 0 0 8 2 1 4 4 D C 9 1 S K N I S T A E H 0 4 1 1 7 S S 1 1 A N H 1 7...

Page 21: ...4 4 Wiring Diagram Only NC 8112E Model...

Page 22: ...4 4 Wiring Diagram Only NC 8114E NC 8115E Model...

Page 23: ...4 4 Wiring Diagram Only NC 8117E Model...

Page 24: ...5 5 Block Diagram Only NC 8112E Model...

Page 25: ...5 5 Block Diagram Only NC 8114E NC 8115E Model...

Page 26: ...5 5 Block Diagram Only NC 8117E Model...

Page 27: ...6 6 Schematic Diagram FRONT TUNER Section...

Page 28: ...7 7 Schematic Diagram MP3 CD Section...

Page 29: ...6 6 Schematic Diagram MAIN Section Only NC 8112E Model...

Page 30: ...6 6 Schematic Diagram MAIN Section Only NC 8114E NC 8115E Model...

Page 31: ...6 6 Schematic Diagram MAIN Section Only NC 8117E Model TI POWER...

Page 32: ...6 6 Schematic Diagram SMPS Section Only NC 8112E Model...

Page 33: ...Model 22B Vcut 3 9B LOC NC 8114E 5 1B 470UF 200V NC 8115E STBY 3 3V GND 12V_SW GND 4 3V IC904 TNY280PN 27B TOP 250Y 470UF 200V GND 12V_SW 4 3V GND DZ912 CE904 330UF 200V NC 8114 8115E POWER OPTION SYS...

Page 34: ...6 6 Schematic Diagram SMPS Section Only NC 8117E Model...

Page 35: ...7 7 P C B Pattern Layout FRONT Section Top View...

Page 36: ...7 7 P C B Pattern Layout FRONT Section Bottom View...

Page 37: ...7 7 P C B Pattern Layout TUNER Section Top View...

Page 38: ...7 7 P C B Pattern Layout TUNER Section Bottom View...

Page 39: ...7 7 P C B Pattern Layout MP3 CD Section Top View...

Page 40: ...7 7 P C B Pattern Layout MP3 CD Section Bottom View...

Page 41: ...7 7 P C B Pattern Layout MAIN Section Only NC 8112E Model Top View...

Page 42: ...7 7 P C B Pattern Layout MAIN Section Only NC 8112E Model Bottom View...

Page 43: ...7 7 P C B Pattern Layout MAIN Section Only NC 8114E NC 8115E Model Top View...

Page 44: ...7 7 P C B Pattern Layout MAIN Section Only NC 8114E NC 8115E Model Bottom View...

Page 45: ...7 7 P C B Pattern Layout MAIN Section Only NC 8117E Model Top View...

Page 46: ...7 7 P C B Pattern Layout MAIN Section Only NC 8117E Model Bottom View...

Page 47: ...7 7 P C B Pattern Layout SMPS Section Only NC 8112E Model Top View...

Page 48: ...7 7 P C B Pattern Layout SMPS Section Only NC 8112E Model Bottom View...

Page 49: ...7 7 P C B Pattern Layout SMPS Section Only NC 8114E NC 8115E Model Top View...

Page 50: ...7 7 P C B Pattern Layout SMPS Section Only NC 8114E NC 8115E Model Bottom View...

Page 51: ...7 7 P C B Pattern Layout SMPS Section Only NC 8117E Model Top View...

Page 52: ...7 7 P C B Pattern Layout SMPS Section Only NC 8117E Model Bottom View...

Page 53: ...r a m e R n o i t p i r c s e D e m a N t r a P e d o C t r a P n o i t a c o L CM801 CM802 CMXK2A474J C MYLAR MC 100V 0 47MF J S 3 2 1 D T S 4 0 3 1 D T K P I H C R T 4 0 3 1 D T Z T 0 0 8 Q H HD401...

Page 54: ...0 1 C I F L 0 0 A 1 8 4 K 8 7 T F I T F I L I O C 2 0 0 F 0 0 0 R L 5 2 5 0 L z H M 0 0 0 2 1 Z T R A U Q L A T S Y R C J 0 0 0 M 2 1 E X 5 4 0 1 X k r a m e R n o i t p i r c s e D e m a N t r a P e...

Page 55: ...D924 DHER108G DIODE UFR HER108G HER108S D911 4 0 5 R S E D O I D 4 0 5 R S D 3 1 9 D D914 C I M 0 6 1 R S 6 0 1 R S y k t t o h c S E D O I D 6 0 1 R S D 6 1 9 D A 0 0 2 E K 6 P S V T E D O I D A 0 0...

Page 56: ...2V B 0 5W AUTO F901 5FSGB1032L FUSE GLASS TUBE T 250V 10A L FC901 FC902 9734600800 HOLDER FUSE CLIP PI5 2 REEL IC901 IC902 1TL431A IC Shunt Regulator TL431 IC903 IC904 IC905 1ET1103 IC Photocoupler E...

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