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Philips MCB275/05, Руководство по обслуживанию

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Philips MCB275/05 Скачать руководство пользователя страница 33

ELECTRICAL PARTSLIST

MCU BOARD

IR BOARD

U1

996510003740

I.C. WM8725ED 14-PIN SOIC

IR501

994000005759

INFRARED RECEIVER IRM502H-S

U2

996510003897

IC SST39VF800A-70-4C-EKE W/SW

U3

996510003733

I.C. UTCLD1117/A 1.8V SOT-223

KEY BOARD

U4

996510003898

IC HY57V641620ETP-7 64M SDRAMCN550

996510003885

USB SOCKET

U5

996510003739

I.C. TCC760

CN551

996510003884

3.5MM EARPHONE AUX SOCKET

SW560

996500039269

TACT SWITCH

U7

996510003738

I.C. MAX809STR SOT-23

SW561

996500039269

TACT SWITCH

Y1

996510003735

X'TAL 24.000MHZ 20PF +/-20PPM

SW562

996500039269

MAIN BOARD

SW563

996500039269

TACT SWITCH

C841

994000003217

AL.E.CAP 3300UF 25V

SW564

996500039269

TACT SWITCH

C851

994000003217

AL.E.CAP 3300UF 25V

SW565

996500039269

TACT SWITCH

C853

994000003217

AL.E.CAP 3300UF 25V

SW566

996500039269

TACT SWITCH

CF601

996510003723

FM CERAMIC FILTER LT10.7MS2

SW567

996500039269

TACT SWITCH

CF602

996510003722

FM CER. DISCRIMINATOR J10.7C

SW568

996500039269

TACT SWITCH

D463

996510003726

SCHO BARRIER DIODE PRLL5817

DAB601 996510003725

DAB TUNER MODULE

DC_JACK BOARD

IC460

996510003899

IC ATMEGA88-20AU W/SW

DC800

996510001054

6.5MM DC JACK (DJ32-2)

IC601

996510003732

I.C. TB2132FNG

IC602

994000003215

RDS IC SAA6581T

DOOR SWITCH BOARD

SW401

996510003887

CD DOOR SWITCH

IC660

996510003731

I.C. V REGULATOR LD1117-3.3

SW402

996510003887

CD DOOR SWITCH

IC661

996510003733

I.C. UTCLD1117/A 1.8V SOT-223

IC801

996510003845

I.C. LP2950ACZ-3.3 TO-92

SPK_JACK BOARD

IC802

996510003844

I.C. VOLTAGE REGULATOR

CN913

996510003889

SPEAKER SOCKET  4P

IC803

996510003731

I.C. V REGULATOR LD1117-3.3

CN920

996510003890

FM ANT SOCKET

L904

996510000388

CHOKE COIL 8UH 3A1941N

IC901

996510003715

I.C. TDA1517 SOT110

L905

996510000388

CHOKE COIL 8UH 3A1941N

IC902

996510003846

I.C. SC7314 SELECTOR & E_VOL

L906

996510000388

CHOKE COIL 8UH 3A1941N

L613

996510003728

BOBBIN COIL 2 1/2T

L614

996510003729

BOBBIN COIL 3 1/2T MD6B-03F44

L907

996510000388

CHOKE COIL 8UH 3A1941N

L615

996510003900

AXIAL INDUCTOR 220UH D2.5MM

LCD BOARD

L620

996510003734

SPRING COIL 3.5X0.5X5 1/2T

LCD501 996510003892

DOT MATRIX LCD DISPLAY

L802

994000003226

AC LINE FILTER 400UH  -30%

LED500 996510003894

LED INDICATOR WHITE

Q661

996510003901

TRANSISTOR 8550D

LED501 996510003893

LED INDICATOR RED EL-204HD

Q801

996510001414

TRANSISTOR KTB772 TAPE

SW569

996500039269

TACT SWITCH

Q803

996510001414

TRANSISTOR KTB772 TAPE

SW570

996500039269

TACT SWITCH

Q805

996510001414

TRANSISTOR KTB772 TAPE

VOL500 996510003891

ROTARY ENCODER

Q807

996510003717

TRANSISTOR KTD882

Q808

996510003718

TRANSISTOR KTC-8550C

CD BOARD

Q815

996510003718

TRANSISTOR KTC-8550C

IC701

996510003730

I.C. SAA7824HL/M1A 557

Q816

996500039268

TRANSISTOR KTC-8050C

IC702

994000005753

I.C. D9258PH

IC703

996510003896

IC TA7291S(M) (MOTOR DRIVER)

TC601

994000002418

TRIMMER CAP 220VDC 50%-0%

Q701

996510003718

TRANSISTOR KTC-8550C

VD601

996510003727

DIODE 1SV262

Q704

996510003718

TRANSISTOR KTC-8550C

VD602

996510003727

DIODE 1SV262

SW559

996500039269

TACT SWITCH

HEADPHONE BOARD

X701

996510003895

CHIP X'TAL 8.4-20PPM

HP901

994000001456

STEREO HEADPHONE JACK

Note:  Only these parts mentioned in the list are

 normal service parts.

                                                     9-3

TACT SWITCH

Содержание MCB275/05

Страница 1: ...ilips Published by SL0732 Service Audio Printed in The Netherlands Subject to modification GB 3141 785 31772 Micro System TABLE OF CONTENTS Page Location of PC Boards Versions Variation 1 2 Specifications 1 3 Measurement Setup 1 4 Service Aids Safety Instruction etc 1 5 CD Playability Check 1 6 to 1 8 Disassembly Instructions Service positions 2 Service Test Program 3 1 Set Block Diagram 4 1 Set W...

Страница 2: ... Matrix Surround x S D R x s w e N Dolby Pro Logic DPL Incredible Surround Karaoke Features Voltage Selector ECO Power Standby LCD Display Off x ECO6 Tuner Board Systems Non Cenelec x ECO6 Tuner Board Systems Cenelec USB Direct VERSION VARIATIONS Type Versions MCB275 Features Board in used 05 x VERSION VARIATIONS ...

Страница 3: ... 18dB IF rejection 45dB Image rejection 28dB Distortion at RF 50mV M 80 5 AMPLIFIER Output power L R 2 x 5 0W 4Ω 1kHz 10 THD Frequency response within 3dB 50Hz 16kHz Digital Sound Control DSC Jazz Rock Pop Classic Input sensitivity Aux in at 1kHz 500mV at 600 Ω Output sensitivity Headphone output at 32 Ω 10mW 2dB Max vol COMPACT DISC Frequency response within 3dB 125Hz 16kHz Output level in Vrms 5...

Страница 4: ...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 50Ω Bandpass 250Hz 15kHz e g 7...

Страница 5: ...ICE AIDS GB WARNING All ICs and many other semi conductors are susceptible to electrostatic discharges ESD Careless handling during repair can reduce life drastically When repairing 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 ...

Страница 6: ...replace CD Drive Laser current ok N Y check Laser current CD Drive offsets ok N Y check CD Drive offsets clean the lens check playability return set Customer complaint CD related problem return set return set replace CD Drive return set replace CD Drive return set replace Signal Processor return set fast lens cleaning 1 2 3 4 5 6 7 For flap loaders access to CD drive possible cleaning method 4 is ...

Страница 7: ...ted 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 3 FAST LENS CLEANING dry brush Use lens cleaning CD SBC AC300 9082 100 00043 Insert the lens cleaning CD press PLAY and follow the voice guide s instructions on the CD 4...

Страница 8: ... with a DC Millivoltmeter directly on the connector see drawing below Pin numbering varies from drive to drive The values from diode A D should read 0 10mV Diodes E and F are less critical If one of the offsets is higher than 10mV the CD drive has to be replaced Otherwise replace the Signal Processor Sanyo DA12T3 CD Drive A A F C B E C D E VCC B VREF F D 9 10 11 12 13 14 15 16 1800 5V_HF VrefCD10 ...

Страница 9: ...e Rear Portion and PCBs Figure 3 Figure 2 Dismantling the Rear Portion and PCBs 5 Loosen 2 screws E to remove the Bracket Jack Board as shown in Figure 4 6 Loosen 3 screws F to remove the Main Board as shown in figure 5 Figure 4 Figure 5 Figure 1 Dismantling of the Display Lens the Volume knob 1 Use a flat head screw driver to give a push in the direction as shown in figure 6 Figure 6 2 Place two ...

Страница 10: ... Loosen 5 screws J mounting the Key Board to the Front Cabinet to remove the Key Board as shown in figure 8 2 Loosen 4 screws H and 3 screws G to CD Module as shown in figure 8 3 Loosen 2 screws I to remove the Servo Motor Mechanism as shown in figure 8 Figure 8 4 Loosen 4 screws K to remove the Right CD Door Carrier and 4 screws L to remove the Left CD Door Carrier as shown in figure 9 Figure 9 S...

Страница 11: ...d 5V Display shows ADC3 Value for ADC3 Input Line Door switch status Y Y N N Display shows Table 1 KEY TEST Button pressed 9 Button pressed Display shows the MCU version MCU Vyy Main menu V refers to Version yy refers to Software version number of the uProcessor counting up from 01 to 99 To enter Service Testprogram hold PLAY Door Open Close buttons depressed while plugging mainscord in Door switc...

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

Страница 13: ...SET WIRING DIAGRAM 5 1 5 1 ...

Страница 14: ...6 1 6 1 PCB LAYOUT MAIN BOARD TOP VIEW ...

Страница 15: ...PCB LAYOUT MAIN BOARD BOTTOM VIEW 6 2 6 2 ...

Страница 16: ...6 3 6 3 CIRCUIT DIAGRAM MAIN BOARD AUDIO PART ...

Страница 17: ...6 4 6 4 CIRCUIT DIAGRAM MAIN BOARD FM TUNER PART ...

Страница 18: ...6 5 6 5 CIRCUIT DIAGRAM MAIN BOARD SUB MCU PART ...

Страница 19: ...6 6 6 6 CIRCUIT DIAGRAM MAIN BOARD INTERFACE PART ...

Страница 20: ...6 7 6 7 CIRCUIT DIAGRAM MAIN BOARD DAB PART ...

Страница 21: ...6 8 6 8 CIRCUIT DIAGRAM MAIN BOARD POWER PART ...

Страница 22: ...7 1 PCB LAYOUT LCD BOARD TOP VIEW 7 1 PCB LAYOUT LCD BOARD BOTTOM VIEW ...

Страница 23: ...7 2 CIRCUIT DIAGRAM LCD BOARD 7 2 ...

Страница 24: ...7 3 PCB LAYOUT KEY BOARD TOP VIEW 7 3 PCB LAYOUT KEY BOARD BOTTOM VIEW ...

Страница 25: ...7 4 CIRCUIT DIAGRAM KEY BOARD 7 4 ...

Страница 26: ...8 1 PCB LAYOUT CD BOARD TOP VIEW 8 1 ...

Страница 27: ...8 2 PCB LAYOUT CD BOARD BOTTOM VIEW 8 2 ...

Страница 28: ...8 3 CIRCUIT DIAGRAM CD BOARD 8 3 ...

Страница 29: ...8 4 LAYOUT DIAGRAM MCU BOARD TOP VIEW 8 4 LAYOUT DIAGRAM MCU BOARD BOTTOM VIEW ...

Страница 30: ...8 5 CIRCUIT DIAGRAM MCU BOARD 8 5 ...

Страница 31: ...8 6 CIRCUIT DIAGRAM MCU BOARD MEMORY PART 8 6 ...

Страница 32: ...3908 POWER SOURCE BUTTON D 996510003939 POWER SUPPLY 14V 1 8A 12 996510003925 GEAR WHEEL C 13 996510003923 GEAR WHEEL A 14 996510003924 GEAR WHEEL B 15 994000004325 BELT MOTOR 17 996510003906 REAR CABINET 19 996510003935 STAND COVER 20 996510003936 STAND BASE 22 996510003903 DAMPER A 23 996510006482 CD MECHANISM CMS M93BGP 24 994000001664 DAMPER GEAR ASS Y 26 994000005312 CATCH ASSEMBLY 28 9965100...

Страница 33: ...LATOR CN913 996510003889 SPEAKER SOCKET 4P IC803 996510003731 I C V REGULATOR LD1117 3 3 CN920 996510003890 FM ANT SOCKET L904 996510000388 CHOKE COIL 8UH 3A1941N IC901 996510003715 I C TDA1517 SOT110 L905 996510000388 CHOKE COIL 8UH 3A1941N IC902 996510003846 I C SC7314 SELECTOR E_VOL L906 996510000388 CHOKE COIL 8UH 3A1941N L613 996510003728 BOBBIN COIL 2 1 2T L614 996510003729 BOBBIN COIL 3 1 2...

Страница 34: ...eleased 1 1 Manual 3141 785 31771 In this version the instruction of CD playability check is added and Electrical Partslist is updated 1 2 Manual 3141 785 31772 In this version P9 2 Mechanical Partslist is updated Change Pos 23 CDM 12NC from 996510003930 to 996510006482 ...

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