Daewoo AMI-225M, Service Manual

Page 1: ...Service Manual MINI COMPONENT SYSTEM Model DAEWOO ELECTRONICS CO LTD AMI 225M MU AMI 325M MU...

Page 2: ...225M MU 325M MU 1 SAFETY PRECAUTIONS 2 ADJUSTMENTS 4 EXPLODED VIEW AND PARTS LIST 6 WIRING DIAGRAM 8 BLOCK DIAGRAM 9 SCHEMATIC DIAGRAM 10 POWER AMP 10 CD 12 TUNER 13 TAPE 14 CONTROL 15 PCB PATTERN LAY...

Page 3: ...should be used only with a cart or stand that is recommended by th manufacturer 3 An appliance and cart combination should be moved with care Quick stops excessive force and uneven surfaces may cause...

Page 4: ...that objects do not fall and liquids are not spilled into the enclosure through openings 16 Damage Requiring Service The appliance should be serviced by qualified service personnel when a The power su...

Page 5: ...26dBuV Modulation Audio 1kHZ 75kHz Deviation FM RF SSG 75 ohm Coaxal Level 1 2 0 3Vp p RF Signal Waveform VOLT DIV 200mV TIME DIV 50ns Traverse Waveform A B 0V Check Point Confirm No Adjustment OPTION...

Page 6: ...Counter Output Level Measurement Point Set Forward Side Reverse Side Adjust with Frequency Counter Connected L CH Peak R CH Peak Screw Angle Output Level within 1 dB within 1 dB L CH Peak R CH Peak S...

Page 7: ...Exploded View and Mechanical Parts List 6 Model No AMI 225M MU 325M MU...

Page 8: ...00 1 24 1 HEAT SINK 1 9CD4404500 1 OPTION 25 CHASSIS BOTTOM 9CD0608000 1 26 COVER SIDE L 9CD04115L0 1 27 COVER SIDE R 9CD04115R0 1 28 COVER BACK 9CD0409801 1 29 COVER TOP 9CD0411400 1 30 PLATE EON 9CD...

Page 9: ...8 AMI 225M MU 325M MU A3 A3 CASETTE DECK M M FRONT PCB ASSY S N MAIN PCB ASSY S N POWER TRANS Pick Up FUSE PCB ASSY S N M M CD MECHA ASS Y M M AC CORD WIRING DIAGRAM...

Page 10: ...BLOCK DIAGRAM...

Page 11: ...Schemetic Diagram 10 Model No AMI 225M MU Ass y Name POWER AMP...

Page 12: ...11 AMI 325M MU POWER AMP Schemetic Diagram...

Page 13: ...12 AMI 225M MU 325M MU CD Schemetic Diagram...

Page 14: ...2 VCC Vtg V 13 1 FM 3 7 AM 0 3 FM 3 7 AM 0 5 FM 0 AM 2 4 7 VT Vtg V Name E 1 IC201 Pin No 13 14 Name Pin No Vtg V 1 2 2 1 4 8 15 3 2 1 4 2 1 5 6 7 8 9 10 11 12 GND 2 9 16 17 18 19 20 21 22 23 24 2 1...

Page 15: ...Schemetic Diagram 14 Model No AMI 225M MU 325M MU Ass y Name TAPE...

Page 16: ...Schemetic Diagram 15 Model No AMI 225M MU 325M MU Ass y Name CONTROL...

Page 17: ...16 P C B Pattern Layout Model No AMI 225M MU 325M MU Ass y Name POWER AMP TUNER...

Page 18: ...P C B Pattern Layout 17 Model No AMI 225M MU 325M MU Ass y Name CD...

Page 19: ...P C B Pattern Layout 18 Model No AMI 225M MU 325M MU Ass y Name FRONT...

Page 20: ...MPER W581GY1005 AWG22 1 0 65 SN 10 AUTO o o o o 36 PCB FRONT AS JW735 736 WIRE JUMPER W581GY6095 AWG22 1 0 65 SN 6 AUTO o o o o 37 PCB FRONT AS JW737 WIRE JUMPER W581GY1005 AWG22 1 0 65 SN 10 AUTO o o...

Page 21: ...ACT 5S50101008 KPT 1105V 1C 1P o o o o 104 PCB FRONT AS SW721 SW TACT 5S50101001 KPT 1105A 1C 1P o o o o 105 PCB FRONT AS SW722 SW TACT 5S50101001 KPT 1105A 1C 1P o o o o 106 PCB FRONT AS XC701 X TAL...

Page 22: ...MF Z o o o o 174 PCB MAIN AS CC519 C CERA CCXB1H331K 50V B 330PF K TAPPING o o o o 175 PCB MAIN AS CC520 C CERA CCXF1H103Z 50V F 0 01MF Z TAPPING o o o o 176 PCB MAIN AS CC521 522 C CERA CCXB1H472K 50...

Page 23: ...CB MAIN AS CE601 602 C ELECTRO CEXF1E470V 25V RSS 47MF 5X11 TP o o o o 244 PCB MAIN AS CE603 604 C ELECTRO CEXF1H100V 50V RSS 10MF 5X11 TP o o o o 245 PCB MAIN AS CE605 C ELECTRO CEXF1E470V 25V RSS 47...

Page 24: ...IN AS D610 611 DIODE DZN4148 1N4148 AUTO 52MM o o o o 315 PCB MAIN AS D801 802 DIODE DZN4148 1N4148 AUTO 52MM o o o o 316 PCB MAIN AS D901 902 DIODE DKN4002A 1N4002A AUTO 26MM o o o o 317 PCB MAIN AS...

Page 25: ...AUTO o 384 PCB MAIN AS JW561 563 WIRE JUMPER W581GY6095 AWG22 1 0 65 SN 6 AUTO o o o 385 PCB MAIN AS JW561 563 WIRE JUMPER W581GY7595 AWG22 1 0 65 SN 7 5 AUTO o 386 PCB MAIN AS JW564 WIRE JUMPER W581...

Page 26: ...98Y KTC3198Y 1815Y AUTO o o o o 454 PCB MAIN AS Q621 TR TZTA1273Y KTA1273Y 966Y o o o o 455 PCB MAIN AS Q801 802 TR TZTD1302Y KTD1302Y AUTO o o o 456 PCB MAIN AS Q801 802 TR TZTC3198Y KTC3198Y 1815Y A...

Page 27: ...ARBON FILM RD AZ220J 1 6 22 OHM J o o o o 524 PCB MAIN AS R511 R CARBON FILM RD AZ824J 1 6 820K OHM J o o o o 525 PCB MAIN AS R512 R CARBON FILM RD AZ100J 1 6 10 OHM J o o o o 526 PCB MAIN AS R513 R C...

Page 28: ...6 180K OHM J o o o o 594 PCB MAIN AS R627 628 R CARBON FILM RD AZ151J 1 6 150 OHM J o o o o 595 PCB MAIN AS R629 630 R CARBON FILM RD AZ224J 1 6 220K OHM J o o o o 596 PCB MAIN AS R631 632 R CARBON FI...

Page 29: ...o o o 642 PCB MAIN AS R827 WIRE JUMPER W581GY1005 AWG22 1 0 65 SN 10 AUTO o o o 643 PCB MAIN AS R829 WIRE JUMPER W581GY1005 AWG22 1 0 65 SN 10 AUTO o o o 644 PCB MAIN AS R831 832 R CARBON FILM RD AZ47...