Philips CEM220/51 Service Manual Download Page 2 | Manualshive

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Summary of Contents for CEM220/51

Page 1: ...ed in The Netherlands Subject to modification Car Entertainment System Version 1 3 CLASS 1 LASER PRODUCT 3141 785 33213 TABLE OF CONTENTS Page PCBs Location 1 1 Specifications 1 2 Measurement Setup 1 3 Service Aids Safety Instruction etc 1 4 Instructures on CD Playability 1 5 to 1 6 Disassembly Diagrams 2 1 to 2 2 Software Version Check Upgrade 3 1 Malfunction Check Chart 3 2 Set Block Diagram 4 1...

Page 2: ...2 2 C C C C C C 98 98 C C C M C C M 51 FRONT KEY CONNECTION CB BOARD C M C M C M C M C M C M C M C M C M C M FRONT KEY ...

Page 3: ...mum power output Continuous power output Pre Amp output voltage Subwoofer output voltage Aux in level Dimensions W H D Wight 12V DC 11V 16 negative ground 15V 4 8Ω 45W 4channels 22W 4channels 4Ω10 T H D 2 0V USB play mode 1kHz 0dB 10kΩ load 2 0V USB play mode 61kHz 0dB 10kΩ load 500mV 188 58 128MM 1 0kg Frequency range FM Frequency range AM MW Usable sensitivity FM Usable sensitivity AM MW S N 20d...

Page 4: ...e aerial e g 7122 707 89001 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 DUT DUT L R LF Generator e g PM5110 LEVEL METER e g Sennheiser UPM550 with FF filter S N and distortion meter e g Sound Technology ST1700B L R LEVEL METER e g Sennheiser UPM550 with F...

Page 5: ...iring 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 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 6: ...e CDM fast lens cleaning playability ok playability ok playability ok Customer complaint CD related problem Check playability Play a CD for at least 10 minutes ann lnfo for customer SET OK return set For description see following pages For flap loaders access to CD drive possible clesning method is recommended ...

Page 7: ...1 6 ...

Page 8: ...he two screws on the back side of the unit with a screw driver 4 Remove the screw 3 as shown 5 Remove the bottom cover with a tool 3 Remove the upper cover with a tool 6 Remove the screws 4 with a screw driver 7 Remove the screw 5 with a screw driver 8 Remove the connectors 6 and then remove the mechanism core 9 Remove the adhesive tapes 7 ...

Page 9: ...12 11 10 2 2 2 2 Disassembly Diagram 8 9 10 Remove the screw 8 11 Remove the screw 9 12 Remove the screw 10 13 Remove the connectors 11 and then remove the bracket with a tool 14 Remove the screws 12 ...

Page 10: ... 1 Copy servo software BOOT ALI and nemo bin into USB memory plug the USB memory into USB socket Device upgrade servo software automatically Don t power off or disconnect power during the upgrade LCD show SERVO UPGRADING DON T PWR OFF Around 1 minute servo software upgrade completed and device change to radio mode automatically 2 Delete the servo software in the USB and copy the MCU software CEM25...

Page 11: ... circuit and its conjoint part Check CD output Components Check tuner circuit and is conjoin part is good or bad Change the tuner Check cd whether rand disc and its functions whether connect to USB CD no sound Check CD control circuit is good or bad Change components of CD circuit CD Check the related components of CD signal channel cable socket is good or bad ...

Page 12: ...4 1 4 1 SET BLOCK DIAGRAM ...

Page 13: ... 8 A B FUSE B A Black Yellow Red Blue Brown Ground Lead Ignition key 12V DC When ON ACC To car battery Continuous 12V DC Motor Electric Antenna relay control Lead Amplifier relay control Lead Illumination brown White Black Stripe White Gray Black Stripe Green Black Stripe Gray Green Purple Black Stripe Purple Left Speaker Front Left Speaker Rear Right Speaker Front Right Speaker Rear A1 A2 A3 A4 A...

Page 14: ...6 1 6 1 MAIN BOARD CIRCUIT DIAGRAM ...

Page 15: ...6 2 6 2 MAIN BOARD PCB LAYOUT TOP BOTTOM VIEW ...

Page 16: ...7 1 7 1 SERVO BOARD CIRCUIT DIAGRAM ...

Page 17: ...7 2 7 2 SERVO BOARD LAYOUT DIAGRAM TOP BOTTOM VIEW ...

Page 18: ...8 1 8 1 CB FB USB BOARD CIRCUIT DIAGRAM ...

Page 19: ...8 2 8 2 CB BOARD PCB LAYOUT TOP BOTTOM VIEW ...

Page 20: ...8 3 8 3 FB BOARD PCB LAYOUT TOP BOTTOM VIEW ...

Page 21: ...8 4 8 4 USB BOARD PCB LAYOUT TOP BOTTOM VIEW ...

Page 22: ...9 1 9 1 SD BOARD CIRCUIT DIAGRAM ...

Page 23: ...SD BOARD PCB LAYOUT TOP BOTTOM VIEW 9 2 9 2 ...

Page 24: ...10 1 10 1 KB BOARD CIRCUIT DIAGRAM ...

Page 25: ...10 2 10 2 KB BOARD LAYOUT DIAGRAM TOP BOTTOM VIEW ...

Page 26: ......

Page 27: ...569 TRANSISTOR KTC8550 LED303G 996510019821 LED BLUE SBS 0604BC T3 Q905 996510019571 TRANSISTOR 2N3904 NPN LED303R 996510027684 LED R 19 22 R6BHC C03 2T YUG Q906 996510019570 TRANSISTOR MMBT3906LT1 PNP LED304G 996510027684 LED R 19 22 R6BHC C03 2T YUG Q906 996510019570 TRANSISTOR MMBT3906LT1 PNP LED304G 996510027684 LED R 19 22 R6BHC C03 2T YUG Q907 996510019569 TRANSISTOR KTC8550 LED304R 99651002...

Page 28: ...C18V ZR416 996510019564 V RES EZJZ1V800AA 3pF DC18V USB PCB ASSY ZR417 996510019564 V RES EZJZ1V800AA 3pF DC18V ZR418 996510019564 V RES EZJZ1V800AA 3pF DC18V AUX901 996510019830 SOCKET 3P 6 0mm EARPHONE ZR419 996510019564 V RES EZJZ1V800AA 3pF DC18V USB901 996510019688 USB SOCKET 4P 2 5mm ZR419 996510019564 V RES EZJZ1V800AA 3pF DC18V USB901 996510019688 USB SOCKET 4P 2 5mm ZR420 996510019564 V R...

Page 29: ...pF DC18V 66 996510031006 KEY BOARD Q403 996510019556 TRANSISTOR BD435 TO 126C R930 996510019564 V RES EZJZ1V800AA 3pF DC18V 69 996510020876 RETURN BUTTON Q404 996510019570 TRANSISTOR MMBT3906LT1 PNP TUN101 996510031001 TUNER KST CF112LVD 120F 71 996510020868 SOURCE BUTTON Q405 996510019566 TRANSISTOR KRC102 NPN TVS901 996510019577 TVS DIODE SMCJ33CA 1500W 73 996510025021 LI GUIDE Q406 996510019571...

Page 30: ...3 F SOCKET 24P Q6 996510019571 TRANSISTOR 2N3904 NPN LED311G 996510030998 LED GREEN 0603 25MA IC901 996510020507 IC L7809CV TO 220 ST Q7 996510019571 TRANSISTOR 2N3904 NPN LED311R 996510027684 LED R 19 22 R6BHC C03 2T YUG LCD301 996510031018 LCD ETN B M RDS TE0181 Q8 996510019671 TR KRA102S PNP SOT 23 LED313G 996510030998 LED GREEN 0603 25MA Q1 996510019568 TRANSISTOR S8050 NPN SD901 996510019625 ...

Page 31: ...TS LIST only for CEM220 51 Note 1 Only these parts mentioned in the list are normal service parts 2 For Key Board Main Board Servo Board module level repair can be a service option also 3 For CD Mechanism must be ordered with Servo board ...

Page 32: ...BKT 27 996510019838 REAR PANEL 29 996510019810 UP BUTTON LI GUIDE 30 996510019811 DOWN BUTTON LI GUIDE 31 996510019800 SKIP BUTTON Note 1 Only these parts mentioned in the list are 32 996510019819 BUTTON SHADE normal service parts 33 996510019816 BKT FOR SOURCE BUTTON 34 996510019817 BUTTON BRACKET 2 For Key Board module please order 35 996510019799 SOURCE BUTTON 996510019858_FRONT PANEL ASSM whic...

Page 33: ...2 996510019557 IC LM2950 5V TO 92 HTC Q407 996510019671 TR KRA102S PNP SOT 23 XT401 996510019563 TCXO 8 000M 20ppm 32pF Q408 996510019570 TRANSISTOR MMBT3906LT1 PNP XT402 996510019558 TCXO 32 768K 20ppm 12 5pF Q409 996510019571 TRANSISTOR 2N3904 NPN Z202 996510019580 ESD DIODE PG05GBUSV 200W Q410 996510019570 TRANSISTOR MMBT3906LT1 PNP Z203 996510019580 ESD DIODE PG05GBUSV 200W Q411 996510019566 T...

Page 34: ...8SEK 624C LED307 996510019610 LED B R LED308 996510019610 LED B R LED309 996510019610 LED B R ELECTRICAL PARTS LIST FB BOARD LED310 996510019610 LED B R SW101 996510019612 TACT SW 2 0mm TS1107GS 3 LED310 996510019610 LED B R SW101 996510019612 TACT SW 2 0mm TS1107GS 3 LED311 996510019610 LED B R SW102 996510019727 TACT SW TS 06V ASM LED312 996510019610 LED B R SW103 996510019725 TACT SW ESE11MV9 L...

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