Philips DC912 Service Manual Download | Manualshive

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CIRCUIT DIAGRAM - MCU BOARD
PART 1

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Summary of Contents for DC912

Page 1: ...ctronic mechanical photocopying or otherwise without the prior permission of Philips CONTENTS Technical specification 1 2 Service measurement setup 1 3 Service aids 1 4 Instructions on CD playability 2 1 2 2 Disassembly diagram 3 1 Block diagram 4 1 Wiring diagram 4 2 Main board Circuit diagram 5 1 Layout diagram 5 2 5 3 MCU board Circuit diagram 6 1 6 3 Layout diagram 6 4 6 5 AUX board Circuit di...

Page 2: ... Number of albums folders maximum 99 Number of tracks titles maximum 400 GENERAL INFORMATION AC Power for the main uint 100 240V 50 60 Hz AC Power for the subwoofer 110V 60Hz Dimensions w x h x d main unit 210 x 200 x 567 mm Dimensions w x h x d subwoofer 70 x 197 x 302 mm Weight main unit 3 kg Weight subwoofer 3 3 kg Wireless subwoofer connection 2 4GHz AFH Standby power consumption 2 W Eco power...

Page 3: ...15kHz e g 7122 707 48001 LF Voltmeter e g PM2534 DUT S N and distortion meter e g Sound Technology ST1700B Frame aerial e g 7122 707 89001 Tuner AM MW LW To avoid atmospheric interference all AM measurements have to be carried out in a Faraday s cage Use a bandpass filter or at least a high pass filter with 250Hz to eliminate hum 50Hz 100Hz RF Generator e g PM5326 Ri 50 Bandpass 250Hz 15kHz e g 71...

Page 4: ...ng make sure that you are connected with the same potential as the mass of the set via a wrist wrap with resistance Keep components and tools also at this potential ESD CLASS 1 LASER PRODUCT GB Safety regulations require that the set be restored to its original condition and that parts which are identical with those specified be used Safety components are marked by the symbol Lead free ...

Page 5: ...T OK check playability N Y playability ok check playability check playability return set Customer complaint CD related problem fast lens cleaning 1 2 3 For flap loaders access to CD drive possible cleaning method 4 is recommended INSTRUCTIONS ON CD PLAYABILITY 2 1 Exchange CDM 1 4 For description see following pages ...

Page 6: ...viously caused by a scratched dirty or copy protected CD In case problems remain the customer is requested to contact the workshop directly The lens cleaning method 3 should be mentioned in the addendum sheet The final wording in national language as well as the printing is under responsibility of the Regional Service Organizations 4 LIQUID LENS CLEANING Because the material of the lens is synthet...

Page 7: ...DISASSEMBLY DIAGRAM VIEW 3 1 3 1 ...

Page 8: ...SET BLOCK DIAGRAM 4 1 4 1 ...

Page 9: ...SET WIRING DIAGRAM 4 2 4 2 ...

Page 10: ...5 1 5 1 CIRCUIT DIAGRAM MAIN BOARD ...

Page 11: ...5 2 5 2 LAYOUT DIAGARM MAIN BOARD COMPONENT SIDE VIEW ...

Page 12: ...5 3 LAYOUT DIAGARM MAIN BOARD COPPER SIDE VIEW 5 3 ...

Page 13: ...CIRCUIT DIAGRAM MCU BOARD PART 1 6 1 6 1 ...

Page 14: ...CIRCUIT DIAGRAM MCU BOARD PART 2 6 2 6 2 ...

Page 15: ...CIRCUIT DIAGRAM MCU BOARD PART 3 6 3 6 3 ...

Page 16: ...LAYOUT DIAGARM MCU BOARD COMPONENT SIDE VIEW 6 4 6 4 ...

Page 17: ...LAYOUT DIAGARM MCU BOARD COPPER SIDE VIEW 6 5 6 5 ...

Page 18: ...CIRCUIT DIAGRAM AUX BOARD 7 1 7 1 ...

Page 19: ...7 2 7 2 LAYOUT DIAGRAM AUX BOARD ...

Page 20: ...LAYOUT DIAGRAM KEY BOARD 8 1 8 1 ...

Page 21: ...EXPLODED VIEW DIAGRAM 9 1 9 1 ...

Page 22: ...012645 V1LUME BUTTONS 220 996510012646 DISPLAY LENS 221 996510012642 POWER BUTTONS J001 996510012624 26P FFC 1mm L 60mm J003 996510012626 10P FFC 1mm L 80mm J004 994000001688 AC CORD SET CUL APP 6FT S001 996510012650 SPEAKER 3 25W 4 S002 996510012650 SPEAKER 3 25W 4 j002 996510012625 18P FFC 1mm L 150mm j002 996510012652 26P FFC 1mm L 110mm ACCESSORIES S003 996510012651 SUB WOFFER BOX T001 9965100...

Page 23: ...ANSISTORS MMBT8550D Q008 996510010292 SMD TRANSISTORS MMBT3904 Q009 996510010292 SMD TRANSISTORS MMBT3904 Q012 996510010292 SMD TRANSISTORS MMBT3904 Q013 996510010292 SMD TRANSISTORS MMBT3904 Q014 994000003937 SMD TRANSISTORS PMBT3906 U001 994000004607 IC PT2314 U002 996510012038 IC TDA8932BT U003 996520033288 IC AP1501 ADJUST U004 996520033291 REQULATOR IC KIA378R05PI P U005 996520033291 REQULATO...

Page 24: ...009 20 2050 U204 996520033292 IC CP V112 V2 0B X201 996500039820 CRYSTAL 10MHz 49 US X202 994000004615 CRYSTAL 32 768KHZ 12 5PF X301 996520033289 SMD CRYSTAL 12 MHz HC 49 US X401 994000004551 CRYSTAL 16 9344MHZ 20PPM Note Only these parts mentioned in the list are normal service parts KEY BOARD ASSEMBLY D204 996520033290 LED LAMP 2x4mm D205 996520033290 LED LAMP 2x4mm D213 996520033299 DISPLAY SDT...

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