Philips MCM305/12, Service Manual

Page 1: ...ilips Published by SL 0920 Service Audio Printed in The Netherlands Subject to modi cation Micro System Version 1 1 CLASS 1 LASER PRODUCT 3141 785 34141 TABLE OF CONTENTS Page Location of PCBs 1 2 Speci cations 1 3 Measurement Setup 1 4 Service Aids Safety Instruction etc 1 5 CD Playability Check 1 6 to 1 7 Software Version Checking 2 Set Wiring Block Diagram 3 Main Tuner Headphone Boards 4 MCU US...

Page 2: ...OARD VERSION VARIATIONS Type Versions Board in used MCM305 Service policy MAIN BOARD MCU BOARD USB JACK BOARD TIPS C Component Lever Repair M Module Lever Repair Used C M 12 05 55 8 9 1 6 8 5 DISPLAY KEY BOARD C C TUNER BOARD M x HEADPHONE BOARD C 37 C M 1 2 PCBS LOCATION RECTIFIER BOARD M ...

Page 3: ... DBB buttons more than 5 seconds at the same time the display will show the version of MCU e g CD 042 MCU 017 2 While displaying MCU software version to turn VOLUME knob can show full display pattern for Key Founction Test SOFTWARE VERSION CHECKING 2 1 2 1 ...

Page 4: ...MCU USB BOARD TABLE OF CONTENTS MCU Board Layout Top View 5 2 MCU Board Layout Bottom View 5 3 USB Jack Board Layout Diagram 5 4 Circuit Diagram 5 5 5 1 5 1 ...

Page 5: ...5 2 5 2 PCB LAYOUT MCU BOARD TOP VIEW ...

Page 6: ...5 3 5 3 PCB LAYOUT MCU BOARD BOTTOM VIEW ...

Page 7: ...5 4 5 4 LAYOUT DIAGRAM USB BOARD ...

Page 8: ...5 5 5 5 CIRCUIT DIAGRAM MCU USB BOARD ...

Page 9: ...DISPLAY KEY BOARD TABLE OF CONTENTS Layout Top View 6 2 Layout Bottom View 6 3 Circuit Diagram 6 4 6 1 6 1 ...

Page 10: ...6 2 PCB LAYOUT DISPLAY KEY BOARD TOP VIEW 6 2 ...

Page 11: ...6 3 PCB LAYOUT DISPLAY KEY BOARD BOTTOM VIEW IC701 6 3 ...

Page 12: ...6 4 CIRCUIT DIAGRAM DISPLAY KEY BOARD 6 4 ...

Page 13: ...7 1 PCB LAYOUT RECTIFIER PCB 7 1 ...

Page 14: ...7 2 CIRCUIT DIAGRAM RECTIFIER PCB 7 2 ...

Page 15: ...8 1 MECHANICAL EXPLODED VIEW 8 1 A ...

Page 16: ... W C A 7 8 7 5 2 0 0 1 5 6 9 9 3 2 Q15 996510024762 TRANSISTOR KTC9014S B 7 4 8 C B R O T S I S N A R T 3 9 7 2 1 0 0 1 5 6 9 9 9 Q T E N I B A C R A E R 4 8 7 5 2 0 0 1 5 6 9 9 9 2 Q17 996510012833 TRANSISTOR BC857B W 6 1 R 2 2 S E R N O B R A C 8 5 7 5 3 0 0 2 5 6 9 9 0 1 R B C P R E I F I T C E R 3 7 7 5 2 0 0 1 5 6 9 9 0 3 Q20 996510024762 TRANSISTOR KTC9014S W 6 1 R 2 2 S E R N O B R A C 8 5 ...

Page 17: ...711 996500039269 TACT SWITCH SW711 996500039269 TACT SWITCH SW712 996500039269 TACT SWITCH HEADPHONE PCB ASSY HP901 994000001456 STEREO HEADPHONE JACK HP902 996510001073 EARPHONE CKX3 5 19S 3PIN RECTIFIER PCB ASSY ONLY FOR REFERENCE RECTIFIER PCB ASSY ONLY FOR REFERENCE D102 996510011332 DIODE 1N4148 D212 996510011339 DIODE 1N4003 D212 996510011339 DIODE 1N4003 D303 996510011332 DIODE 1N4148 F101 ...

Page 18: ...9 1 REVISION LIST 1 0 Manual 3141 785 34140 Initial Service Manual released 1 1 Manual 3141 785 34141 In this version 1 Chapter 7 Rectifier Board added for reference as per request ...