Philips MCW770 Service Manual Download Page 71

Page: 71 / 77

MECHANICAL PARTS
–––––––––––––––––––––––––––––––––––––––––––––––––––––

219

3103 308 15151

DISPLAY WINDOW

225

3103 308 15322

KNOB, VOLUME

260

3139 113 27140

FOOT RUBBER 4MM

P001

3141 079 00781

ORNAMENT. COVERS, TRAY MCW770

MISCELLANEOUS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
345-1

9965 000 25100

SPEAKER BOX (L)

345-2

9965 000 25146

SPEAKER BOX (R)

348

2822 062 41032

WL USB STICK, B-220 US

for /37 only

348

2822 062 41034

WL USB STICK, B-220 EU

for /21/22 only

351

2422 076 00546

FM ANTENNA WIRE

for /21/22 only

351

4822 320 11094

FM DIPOLE ANTENNA

for /37 only

352

2422 549 45067

AM Loop Antenna

353

3139 238 08491

RC19532014/01, REMOTE CONTROL

356

2422 070 98151

MAINS CORD, EUROPE

for /21/22 only

356

2422 070 98246

MAINS CORD, UL

for /37 only

1101

3103 308 64260

TUNER BOARD ECO6 AS /01

for /21/22 only

1101

3103 308 64281

TUNER BOARD EC06 AS /17

for /37 only

1104

2822 031 01494

FAN 12VDC 0.8W 3100RPM B

1109

2822 062 41028

PCMCIA WIFI CARD, US

for /37 only

1109

2822 062 41031

PCMCIA WIFI CARD, EURO

or /21/22 only

1110

3103 308 67861

„WESSLI“ BOARD ASSY

5001

3103 308 30870

Mains Transformer /37

5001

3103 308 30880

Mains Transformer /22

5001

3103 308 30890

Mains Transformer /21

8001

4822 320 12752

FLEXFOIL CABLE, 7P, 180mm AD

8003

3139 111 02551

FLEXFOIL CABLE, 15P,480mm BD

8004

3139 111 02541

FLEXFOIL CABLE, 8P, 280mm AD

8005

4822 320 12654

FLEXFOIL CABLE, 7P, 220mm AD

8006

3139 110 35050

FLEXFOIL CABLE, 8P, 220mm AD

8007

3139 110 34780

FLEXFOIL CABLE, 4P, 280mm BD

8008

3139 111 02371

FLEXFOIL CABLE, 19P, 180mm AD

8009

4822 320 12604

FLEXFOIL CABLE, 9P, 220mm AD

8011

3103 308 94061

FLATFOIL CABLE, 4P, 128mm BD

8015

3103 308 94071

FLATFOIL CABLE, 4P, 88mm AD

8016

3103 308 94071

FLATFOIL CABLE, 4P, 88mm AD

8017

3103 308 94081

FLATFOIL CABLE, 4P, 75mm AD

8018

3103 308 94081

FLATFOIL CABLE, 4P, 75mm AD

13-1

345-1

345-2

MECHANICAL PARTSLIST & ACCESSORIES

––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––

Note:
Components printed in grey colour are considered
as standard spareparts and thus not available on
service stock.
Code numbers are published for orientation only.

Summary of Contents for MCW770

Page 1: ...ODULE 11 1 to 11 16 COMBI BOARD 11 4 to 11 11 MAINS BOARD 11 12 to 11 13 EXPLODED VIEWS apparatus 12 1 to 12 2 CD changer 10 14 MECHANICAL PARTSLIST 13 1 ELECTRICAL PARTSLIST Front Board and Tuner Boards 13 2 ff for partslist of CD Changer see 10 13 for partslist of Power Module see 11 14 MCW770 21 22 37 Published by MS 0430 Service HENT Printed in The Netherlands Subject to modification 3103 785 ...

Page 2: ...at 1 kHz and 1W output power channel difference 1dB at 1 kHz and 1W output power channel crosstalk 35dB at 1kHz typ 60dB signal noise ratio 60dB A weighted DC on output 50mV with no signal on input Digital Sound Control DSC tolerance 3dB 60Hz 1kHz 12kHz Jazz flat 1dB 0dB 0dB Rock 18dB 2 5dB 8dB Pop 17dB 2dB 0dB Optimal 9dB 1dB 3 5dB Virtual Environment Control VEC tolerance 3dB 60Hz 1kHz 12kHz Jaz...

Page 3: ...with FF filter S N and distortion meter e g Sound Technology ST1700B DUT CD Use Audio Signal Disc SBC429 4822 397 30184 replaces test disc 3 Bandpass 250Hz 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 ...

Page 4: ...k 2 2 play pause 17 20 21 057 53 Tuner CD Aux 044 PC Link track tune 17 20 21 057 31 Tuner 33 CD Aux 033 PC Link track tune 17 20 21 057 30 Tuner 32 CD Aux 032 PC Link REPEAT NO CODE 20 NO CODE 057 29 CD 029 PC Link PROGRAM 17 20 21 NO CODE 122 Tuner 36 CD Aux SHUFFLE NO CODE 20 NO CODE 057 28 CD 028 PC Link DISPLAY 17 20 NO CODE 057 11 Tuner CD 072 PC Link SLEEP 16 16 16 16 38 CLOCK 16 16 16 16 1...

Page 5: ...wer Module COMBI BOARD LIGHT BAR LIGHT BAR LIGHT BAR TUNER BOARD M A I N S S O C K E T W E S S L I B O A R D P C M C I A W I F I C A R D FRONT BOARD HP SOCKET LIGHT WL FRONT BOARD SWITCHES Power Module MAINS BOARD LOCATION OF PRINTED BOARDS ...

Page 6: ...iano anche a questo potenziale Safety regulations require that the set has to be restored to its original condition and parts which are identical with those specified be used Replace safety components only by components identical to the original ones Safety components are marked by the symbol i Le norme di sicurezza estigono che l apparecchio venga rimesso nelle condizioni originali e che siano ut...

Page 7: ...re 5 FMANTENNA connect the supplied wire antenna here On the front 6 DISC 1 DISC 2 DISC 3 DISC 4 DISC 5 selects a disc tray and starts playback 7 OPEN CLOSE opens closes the disc tray 8 disc trays Controls and connections 12 English 6 1 2 3 5 4 6 7 8 9 0 BRIEF OPERATING INSTRUCTIONS The following excerpt of the Owner s Manual serves as a very short introduction to the set The complete Owners Manua...

Page 8: ...tiv e the respectiv e control light lights up SOURCE toggles between the sources CD the CD changer is selected TUNER FM the FM tuner waveband is selected TUNER MW the MW tuner waveband is selected AUX the high level input sensitivity for an additional connected appliance is selected AUX CDR the lo w lev el input sensitivity for an additional connected appliance is selected HOME PC LINK retur ns to...

Page 9: ...s 300MHz processor or higher CD ROM drive USB port Free hard disk space 100 MB for the software supplied wireless USB adapter 4 Install the wireless connection to your PC AUX PC LINK TUNER CD CD 2 CD 3 CD 5 CD 4 CD 1 VOL computer 3 1 At installation time or later add your MP3 music folders and files to the Philips Media Manager Only those folders and files you can see in the Philips Media Manager ...

Page 10: ...ction time for the new USB por t my MC W770 audio system to the you ha ve to configure the new USB port PC for your PC link network Select from the CD ROM setup the Netw ork Utilities and then the Install different USB port menu Follow the instructions of the setup programme For more inf ormation please ref er to the IFU chapter Change of USB port using the MC W770 Frequently asked questions 58 En...

Page 11: ...h To edit ID3 information select the track s you d like to edit right click and select the Edit Media Information from the popup menu Can I use other music archiving You can use another music archiving system software than Philips Media Manager than Philips Media Manager under condition that it provides an Universal Plug and Play UPnP TM server interface Universal Plug and Play Question Answer Wha...

Page 12: ...o use the PC link function The MC W770 is meant to be used with the in a wireless network which is bypacked wireless adapter However it is already installed What can I do possible to use the MC W770 together with most other WiFi certified wireless adapters as well as in infrastructure mode networks using Access Point Use the Custom Installation menu from the CD ROM setup and choose Network Setup I...

Page 13: ...laded screwdriver 1 4 4 4 4 4 4 2 3 1 metal screw M3 metal screw M3 metal screw M3 Dismantling the Cabinet Side panels Dismantle top cover first Remove 4 screws as shown in picture 2 Pull off side panel at the rear as shown in picture 3 and move it frontwards to disengage catches Note the side panels are pre fixed with burls protruding into a hole Pulling off at the rear might need some force If n...

Page 14: ...ly Release 2 catches of the rear cabinet and move it backwards to get access to the cooling fin Remove 1 screw fixing the cooling fin to the bottom plate see picture 10 Release catches on front side as shown in picture 9 and fetch Combi Board out of the set picture 9 4 loosen screw to cooling fin picture 10 5 DISC TRAY CHANGER 1 1 Dismantling the 5 Disc Tray Changer Dismantle top cover and cabinet...

Page 15: ...o bottom plate Release catches on front side of Combi Board as shown in picture 13 Release catches of front cabinet on left and right side and move front assy frontwards until it becomes free Turn the whole unit to a proper service position as shown in picture 14 1 1 picture 11 2 5 release catches left and right 3 picture 12 DISMANTLING INSTRUCTIONS 4 5 release Combi Board release catches left and...

Page 16: ...mantle top cover and right cabinet side panel first Remove 2 3 for US version screws from the antenna sockets Release 2 catches and fetch the tuner module out of the set Position the unit to a proper service position as shown in picture 15 TUNER BOARD picture 15 ...

Page 17: ...pair Use only lead free soldering tin Philips SAC305 with order code 0622 149 00106 If lead free solder paste is required please contact the manufacturer of your solder equipment Use only adequate solder tools applicable for lead free soldering tin Adjust your solder tool so that a temperature around 217 220 is reached at the solder joint Do not mix lead free soldering tin with leaded soldering ti...

Page 18: ...PERSONAL NOTES 5 2 ...

Page 19: ...lay toggles 3x firmware version of Control µP7801 and version of the MP3 board 5DTC VXX T button pressed N Y Display shows SW version of the TI µP MP3 decoder located on the MP3 board TI V22 T button pressed S button pressed N N Y Y Slide moves to inner side Display shows TI SLD I T button pressed S button pressed N T button pressed S button pressed N N Y Y Y S button pressed N Y Focus search star...

Page 20: ...he RAM Tuner is normal working except for the PROGRAM button Volume is set to 20dB When a Stereo signal is received the stereo flag K will light up When RDS data are received R D S will light up POWER switched off N Y Exit Service Testprogram EUR Y Y STOP button pressed N Y DISC 4 button pressed Last step acc table 3 reached N N Display shows the actual volume level for 2s table 3 3 To leave Servi...

Page 21: ...IFIER NJM4556AM NJM4560M 7400 MUTE_HP V1L 7 5V AMP V1L 7 5V V1L 37V 5V 5V 45V 37V 45V AMP 12V_A 45V OFF ON OFF ON Analog Pre amp DC speaker out Modulator Driver Power amp Level shifter Level shifter Square wave Oscillator analog audio signal f 20Hz 20kHz amplified analog audio signal f 20Hz 20kHz square wave 500kHz duty cycle 1 1 square wave 500kHz variable duty cycle 0V 5V 0V 5V square wave 500kH...

Page 22: ...C 1 1 9 1 9 1012 1405 1305 IRQ RESET_FRONT D GND SCL SDA POWER_ON GND WL_IRQ RESET_FRONT D GND_D WL_I2C_CLK WL_I2C_DATA POWER_ON NOT USED 1 8 1 8 8006 TP_REC_LEFT TP_REC_RIGHT GND_A TP_LEFT 12V_A TP_RIGHT CMOS 1022 1 1307 1 GND_AF SOUND_LEFT 12V_AF SOUND_RIGHT NOT USED NOT USED NOT USED 1445 1 1461 1 1450 1 CDC KEY BOARD top LIGHT BAR TOP RIGHT LIGHT BAR TOP LEFT LIGHT BAR WL bottom COMMUNICATION ...

Page 23: ...ONS C uP_Data uP_Clk D D USB_IRQ D USB_IRQ USB_Host_Int TuRdsData RS_232 LedShStr LedShData LedShClk LedEnable RESET C Key2 Key2 C IIC_DATA IIC_CLK USB_Host_Pwr TuRdsData G7 G8 G9 G10 G11 G12 G13 G1 G14 P1 P2 P3 P4 F1 G3 G4 G5 G6 G7 G8 G9 G10 G11 G12 G13 G2 uP uP uP P5 P6 P7 P8 P9 P10 P11 P12 P13 P14 P15 P16 P17 P18 P19 P20 P21 P22 P23 P24 P25 P26 P27 P28 P29 P30 G2 G3 G4 G5 G6 P27 P26 P25 P24 P23...

Page 24: ...A D 1445 1 2 3 4 1461 EVQ21 1431 4R7 3560 100p 2477 4K7 3571 100u 16V 2479 D D 1K8 3593 3569 220R 2K7 3562 D 3584 4K7 6453 10K 3567 D 47u 2470 470R 3564 16V F425 F424 3565 470R 3563 2K7 2481 10n D EVQ21 1432 D 6455 120R 3580 D 120R 3585 10K 3592 F417 D 2476 100p 120R 3581 F431 3576 120R GNDK1 3591 10K 3613 150R 3579 270R 10n 2482 3596 820R F420 F419 1423 EVQ21 3574 EVQ21 1433 D 150R 1435 EVQ21 F43...

Page 25: ...F3 3400 A1 3401 A1 3402 A1 3403 A6 3404 A6 3405 A6 3406 A6 3407 A7 3408 F1 3409 F1 3410 G1 3411 G1 3412 B3 3413 B3 3414 A3 3415 A4 3416 A4 3417 A4 3418 A4 3419 A4 3420 A4 3421 A4 3422 A4 3423 A4 3424 A4 3425 G1 3426 A3 3427 F1 3428 B3 3429 A3 3430 A3 3431 A3 3432 A3 3433 A3 3434 A4 3435 A4 3436 A4 3437 A4 3438 A4 3439 A4 3440 A4 3441 A4 3443 F1 3444 B3 3445 F1 3446 B3 3447 B3 3448 A5 3449 B3 3450 ...

Page 26: ...n 0002 HP socket MCW770 080604 C PAD 22n 2499 TC38 1448 6 7 1 2 3 4 5 p 220R 3701 12V LED ON 3700 180R 6463 LBT776 from Wessly board 1207 from Wessly board 1206 F501 LED communication WL Lightbar WL F502 3 4 04FMN STK A 1463 1 2 COMMUNICATION LIGHT WIRELESS LIGHT BAR WIRELESS 12V LED ON Lighting WL MCW770 160704 3698 330R 3699 F405 330R 3 4 F404 1462 1 2 6462 04FMN STK A LBT676 3700 6403 3701 1463...

Page 27: ... the MCW770 Setup CD into the CD drive of the PC and walk through the consumer installation 2 Create a new folder WiFiUpgrade on the PC hard disk and extract the content of the supplied zip archive to this location The folder should contain the following files 3 Open the Wireless LAN Utility via WiFi icon in the system tray right click the icon and click on View Available Network 4 Apply the follo...

Page 28: ...F413 B1 F414 B2 F415 B1 F416 B2 part 7 of 7 part 2 of 7 from 7100 4 from 7100 3 from 7100 4 F417 C1 F418 C2 F419 C1 F421 C1 F423 C1 F424 A5 from 7100 4 FRROM TO MP3CD03 B15 LCD E RD D12 LCD RS A16 LCD RW WR K3 LCD WE 3437 C4 1 2 3 4 5 1 2 3 4 5 D14 LCD DB0 B17 LCD DB1 C14 LCD DB2 C16 LCD DB3 D13 LCD DB4 A17 LCD DB5 C13 LCD DB6 B16 LCD DB7 LCD ADC N3 GPA0 M4 GPA1 J3 GPA2 B5 GPA3 A5 GPA4 C12 LCD CSB...

Page 29: ...6 27 11 44 30 32 10 13 14 28 12 15 34 36 39 41 43 45 33 35 38 40 42 21 20 19 18 8 7 47 26 29 31 4 3 2 1 48 17 16 9 23 22 ROM FLASH M29W160EB 7103 25 24 6 5 3148 68R 5102 2108 3142 100n 68R 68R 3116 1K0 3168 2112 10p GND 68R GND 3134 68R 68R 3146 GND 3119 100n 2107 F101 GND 68R 3155 2114 100n GND GND 3184 47R 68R 3138 68R 47R 3181 3156 F119 J1 H3 EBI SDNCS0 EBI WEN J2 F100 U11 EBI DQM1 T11 EBI NCAS...

Page 30: ...09 1R0 5201 47R 3215 2208 100n 1R0 3291 GND 3107 1R0 GND 3258 47R 1 10 2 3 4 5 6 7 8 9 1203 147279 2 47R 3277 47R 3239 47R 3275 3274 47R 3221 47R 3235 10R 2201 100n 47R 5203 3269 47R 3268 3223 10K 100n 2209 GND GND 3203 1K0 3255 10R 180R 3211 GND 47R 3232 1 2 3 4 GND 04FMN BTRK A 1207 2K7 GND RDY BSY 16 VCC1 17 VPP1 18 15 WE P 33 WP IOIS16 3205 D5 4 D6 5 6 D7 GND1 1 34 GND2 69 70 OE 9 A8 12 A9 11 ...

Page 31: ... GND_DAC 3333 6 7 10K 1307 1 2 3 4 5 F328 FE BT VK NA 330R GND_DAC 3307 330p 2326 10K 3354 100R 3301 F316 220R 4316 F310 100R 3395 330p 2320 10K 3369 F326 3379 F338 100R 3K3 3303 330p 2305 GND GND_DAC GND_DAC F359 3304 3K3 GND_DAC 330p 4304 1PS76SB10 6300 2316 F356 3323 10R 3361 10K 3377 10K GND 4305 5301 10K 3306 BC847CW 7310 600R 0603 5305 5306 GND_AF 600R 0603 16V 220u 2321 F317 F357 1K0 3397 3...

Page 32: ...516 2532 100n F508 4502 5515 SWE TIMC 3 VCC 6 GND GND REGULATOR REFERENCE OSC IPK Q R S CIN_NEG 5 DCOL 8 GND 4 IS 7 SWC 1 2 GND 7505 MC34063AD GND F503 2531 100n GND GND GND_DAC GND_DAC F516 2535 470u 6 3V F502 5 4 1 LK112M18 7506 3 2 100n 2525 1 2 GND GND 1500 B2B EH A STPS2L30A 6502 3 2 3515 1R0 GND PDTC124EU 7504 1 2510 GND 100n F500 10K 3511 GND F511 F505 100n 100n 2515 F514 2518 3525 47R VSSA...

Page 33: ...8 7 8 7 Wessli Board Componentside View ...

Page 34: ...8 8 8 8 Wessli Board Copperside View ...

Page 35: ... 22n USA 22n USA C PAD 1131 T141 2106 11p 20p_LW 0R 4104 0R 41xx 2165 100n 1130 C PAD 10K 3180 2150 100n BZX284 C11 6107 T102 2127 220n 2169 2n2 100K 3170 1 I 3 O 2125 560p 5109 2 G 470R 3152 2108 100p 3125 10K 3153 470R 330R 3193 T103 120R 3167 100R 3195 7 8 33K 3176 8 5122 1 2 3 4 6 5123 1 2 3 4 6 7 5110 G 2 I 1 O 3 5115 1 2 3 4 6 7 8 2 3 4 6 7 8 5119 1 2135 100n 2163 LW 7104 BC337 40 2145 220p ...

Page 36: ...e Testprogram By selecting the TUNER TEST test frequencies will be stored as preset frequencies automatically AM FRAME AERIAL FM 75Ω FM FRONTEND Birdy Filter ECO6 Sys Cenelec layout stage 8 200803 1101 B5 1102 B5 1103 C5 1110 B4 1120 A4 1130 A5 1131 C5 1132 A4 2106 B4 2107 B3 2128 A3 2129 B3 2133 C1 2138 B1 2144 B1 2162 A4 2191 B4 3142 C2 5102 C4 5103 C4 5109 B3 5110 A2 5111 A3 5112 A2 5114 A2 511...

Page 37: ...n 3134 22K 6105 2 HN1V02H 100n 2163 T141 7KL 1K 3144 5102 3157 100K T109 470R 3153 2130 22n 220R 3105 3142 100K 3167 120R 33p 2149 2K2 3145 1132 C PAD T103 T111 2164 470n T102 2140 15p 2139 2138 2u2 82p 2133 1u 3103 8K2 T120 4p7 2154 3156 1101USA YKD21 100K 2161 100n 5119 2119 10p T142 5123 11p 2106 3172 6106 BAS216 100n 2165 5K6 3154 3155 220R 330R 2124 33K 3176 22n WRITE EN 5114 7P MUTE P0 P1 PI...

Page 38: ...ed 2 RC network serves for damping the IF filter while adjusting the other one 4 MW has to be aligned before LW Waverange Input frequency Input Tuned to Adjust Output Scope Voltmeter FM 87 5 108MHz 65 81 74 87 5 108MHz FM MW version 9kHz grid 531 1602kHz as low as possible 5 1 7V 0 5V when alternative varicap BB804 is used on pos 6130 6131 ECO6 System non Cenelec stage 3 120900 TUNER BOARD ECO6 Sy...

Page 39: ...ent and may not be damaged in order to guarantee its full function It is advised to clean the lens gently don t press too hard with a soft and clean cotton bud moistened with the special lens cleaner The direction of cleaning must be in the way as indicated in the picture below 3 MEASURE THE EYE PATTERN SIGNAL EYE PATTERN SIGNAL JITTER MEASUREMENT Measure the signal direct on resistor 3898 using a...

Page 40: ... 4R7 47R 3819 1n 2879 2877 47u 1 8 4 7811 A LM358D 3 2 10K 3822 47R 3818 2841 100n 47n 2869 5V_HF LASER DIODE U 250mV Laser damaged 4 6V 3V 3 3V 3 9V 2V 0 17V 0 17V Service Hints The CD drive forms a compact building block with the CD Board The following steps have to be done when replacing the CD mechanism 1 Desolder disc and slide motor 2 Loosen 2x screw 1 Disconnect flexfoil from old CD drive 2...

Page 41: ...e 1825 1820 1800 1824 1802 1801 1451 1823 Control Board Motor Board MP3 Board CD Board 8021 The FFC Cables are available as sparepart 8001 3103 308 93090 FFC CABLE 16Pin 80mm BD Connection from CD Board to CD Drive 8051 3103 308 93100 FFC CABLE 19Pin 90mm AD Connection from CD Board to MP3 Board 8052 3103 308 93120 FFC CABLE 8Pin 80mm BD Connection from CD Board to Control Board 8021 3103 308 9311...

Page 42: ...pos 29 forward to its endposition see picture 4 Release snap as shown in picture 5 and pull tray out To remove a CD from Play Position perform following steps 1 Open tray 1 as described before 2 Tear the tray out with speed see picture 6 The tray can be inserted aftewards without any alignment 3 Move lever pos 29 forward to its endposition see pictu re 4 4 Push lever pos 31 forward see picture 7 5...

Page 43: ...LDER HEIGHT COLLECTOR OPEN SW OPEN SW HOME SW HOME SW I2C_SDA OSC DISC SENSOR COLLECTOR 5VSWITCH GND GND 5V GND GND GND 7800 5 17 21 52 57 5V 22 Vref Vref 23 7811 63 8 13 15 16 28 29 30 4 19 16 17 RST 27 1 2 13 16 23 24 8 5 6 7 3 1 3 3V Blockdiagram 5DTC 2002 09 05 5V 5VST 3 3V A 12V 7815 5V Vref 3servo 8V 7801 12V BLOCK DIAGRAM 5DTC 5VST 28 VREF VREF AOPAMP VREF 5VSWITCH FOCUS MOTOR RADIAL MOTOR ...

Page 44: ...R AUDIO PROCESSING PRE FUNCTION CONTROL SRAM ADDR INTERF EBU DET PEAK CORR ERROR PROCESSOR SUBCODE END FRONT VREF GEN ADC VSSD3 WCLI WCLK V1 V2 V3 V4 V5 VDDA1 VDDA2 VDDD1P VDDD2C VNEG VPOS VRIN VSSA1 VSSA2 VSSD1 VSSD2 SBSY SCL SCLI SCLK SDA SDI SELPLL SFSY SILD SL STATUS SUB TEST1 TEST2 TEST3 ISLICE KILL LDON LN LP MOTO1 MOTO2 R1 R2 RA RAB RCK RESET RN RP CL11 4 CL16 CRIN CROUT D1 D2 D3 D4 DATA DO...

Page 45: ...8 3895 F9 3896 F8 3897 G9 3898 G8 3899 H8 3901 G6 3902 G7 3903 G7 3904 G8 3905 F8 3906 H8 3907 H7 3908 H7 3909 H9 3910 E14 3911 H13 3912 A11 3917 H11 3918 H4 3919 H4 3920 F7 3922 H10 3923 H9 3925 A11 3926 A11 3927 B11 3928 B11 5001 H5 5002 H11 6877 J11 7800 D11 7801 I11 7802 G2 7810 A B13 7810 B A13 7811 A F4 7811 B I4 7875 I11 7876 G7 7877 H8 7878 H8 7879 F3 MAPPING FOR CIRCUIT DIAGRAM 1800 D3 18...

Page 46: ... D4 2817 C5 2818 D4 2821 E3 2822 E3 2823 E2 2825 E2 2830 B2 2831 B4 2832 C3 2836 A6 2838 C4 2839 E5 2840 E5 2842 A4 2846 A3 2848 A4 2849 B4 2851 A3 2852 E6 2853 D6 2854 B5 2855 A4 2857 E6 2866 E4 2876 D5 2877 D5 2885 B3 2886 D3 2888 A7 3820 E5 3829 E2 3830 A4 3833 E3 3836 C3 3841 C3 3847 C3 3855 E5 3856 C3 3859 E5 3860 C3 3861 C3 3862 E6 3864 B4 3867 B4 3873 B4 3874 B4 3880 E6 3881 D6 3882 A4 3897...

Page 47: ...430 1800 C2 1801 E4 1802 A1 2800 A2 2801 A2 2802 B2 2803 C1 2808 A2 2810 A3 2811 D4 2812 D4 2813 E4 2814 C4 3800 C1 3802 D2 3803 D2 3804 D1 3805 D1 3806 D1 3807 D2 3808 D1 3808 D2 3809 D2 3810 B1 3811 C1 3815 C3 3816 C4 3818 D4 3819 D3 3820 D3 3821 E4 3823 C4 3824 C3 3826 A2 3827 C1 3828 C2 3829 B1 3830 B1 3831 B1 3832 E4 3833 E4 3834 E3 3835 E3 3836 E3 3837 E3 3838 E3 3839 E3 3840 E3 3841 E3 3842...

Page 48: ...18 108 109 A19 A2 133 110 A20 A21 143 A22 2 7451 A0 131 2466 100n 2458 1n 2463 3474 15R 1u 3465 100R 2451 1u 10K 3468 BC847BW 3 4 5 6 7 8 9 7456 1 10 11 12 13 14 15 16 17 18 19 2 6451 BZX384 C3V9 FMN 1451 pin allocation MP3CD2002 to from CD BOARD MP3CD03 1k 3479 100R 3491 100R 3475 3476 100R 3471 3469 100R 33R 100R 3480 3481 100R 470R 3466 470R 3482 3498 3483 100R 1M 100k 3492 3K3 2450 4450 100n 1...

Page 49: ...2 D3 2464 C3 3453 B1 3456 B1 3457 D2 3458 D2 3459 C3 3460 C3 3461 C2 3464 C3 3466 A2 3469 C2 3471 D2 3478 B2 3485 C2 3486 C2 3488 C1 3489 C2 3491 B1 3492 B3 3493 C2 3494 A1 3495 A2 3497 B2 3498 D2 4451 C1 4453 C2 5450 D3 6450 C3 6451 D2 7452 C3 7453 C3 7455 D3 7456 C2 7460 C2 1451 B5 1455 A4 2450 C1 2451 B2 2452 C2 2453 C1 2454 B2 2455 D2 2457 A2 2458 A3 2461 D3 2463 A3 2465 D4 2466 A4 2467 B4 246...

Page 50: ...10 12 10 12 121 Exploded view 5DTC mechanic for orientation only ...

Page 51: ...1 0 06W 3829 4822 051 30121 120Ω 5 0 06W 3831 4822 051 30471 470Ω 5 0 06W 3832 4822 051 30471 470Ω 5 0 06W 3833 4822 051 30121 120Ω 5 0 06W 3834 4822 051 30472 4 7kΩ 5 0 06W 3836 4822 117 13632 100kΩ 1 0 06W 3837 4822 051 30471 470Ω 5 0 06W RESISTORS 3839 4822 051 30471 470Ω 5 0 06W 3840 4822 051 30223 22kΩ 5 0 06W 3841 4822 051 30153 15kΩ 5 0 06W 3842 4822 051 30102 1kΩ 5 0 06W 3843 4822 051 3010...

Page 52: ...840 4822 051 30272 2 7kΩ 5 0 06W 3841 4822 051 30103 10kΩ 5 0 06W 3842 4822 051 30103 10kΩ 5 0 06W 3845 4822 051 20159 15Ω 5 0 1W 3850 4822 117 12706 10kΩ 1 0 06W 3851 4822 117 12706 10kΩ 1 0 06W 3852 4822 117 12706 10kΩ 1 0 06W 3853 4822 117 12706 10kΩ 1 0 06W 3854 4822 117 12706 10kΩ 1 0 06W RESISTORS 3855 4822 117 12706 10kΩ 1 0 06W 3856 4822 117 12706 10kΩ 1 0 06W 3857 4822 117 12706 10kΩ 1 0 ...

Page 53: ...l gets inverted clock to balance supply loading Modulator The modulator forms the pulse width modulated signal For each channel a seperate modulation is required Power FETs The FETs require drivers which supply the gates One for the high side FET and one for the low side FET Because of the different supply voltages also an additional level shifter is necessary per driver Output filter The output f...

Page 54: ...in turn disables speaker relay 1201 Adjustments The gain of the class D amplifier is 24dB adjusted by the feedback resistors 3155 3136 3149 and the input resistors 3139 3340 The input reference voltage for 7122 A is approx half the supply therefore 3144 3148 are used for offset compensation This compensation has to be fine tuned with trimpotentiometers 3306 and 3307 to obtain 1mV DC output Service...

Page 55: ...ling edge The modulator frequency is still fixed to 500kHz Similar to a frequency modulation in this case the amplitude of the analog audio signal varies the pulse width the frequency defines the speed Measuring point G The low side driver signal G1 Ch2 is the modulator output level shifted by transistor 7128 The high side driver signal G2 Ch1 is the inverted low side driver signal level shifted b...

Page 56: ...following supplies 12V_A 12V_M 5V6 5V_AMP Pre Amplifier mute circuit Adjustment of offset 500kHz Square wave Oscillator Headphone Amplifier Subwoofer out provisional only Port Expander shift register Generation of 5V_CD Fan control Modulator Driver Level shifter Power FETs Protection circuits Modulator Driver Level shifter Power FETs Protection circuits Speaker relay p Chapter 11 5 Signal flow Cha...

Page 57: ...3 GND_A 50V 1u0 2592 GND_A GND_A 470p 2564 F029 2500 1u0 50V F025 GND_A 3542 12K 2555 16V 47u GND_D F022 1u0 50V 2528 150K 3531 3518 1K5 GND_A 2540 to 2583 to 2584 1u0 12V_M GND_A BZX79 C10 6500 GND_A BAS316 GND_D GND_A 6504 GND_A GND_D GND_A 5V6 12V_A 4n7 2574 BZX384 C47 6506 F050 2519 2588 2n2 100n 12V_M BC847B 7511 GND_A GND_A GND_A 39K 3545 GND_A 7505 BC847BW BC857BW 7506 GND_A 2585 100n 2565 ...

Page 58: ...0p 3409 27K 3401 470R 50V 1u0 2403 7403 BC817 25W 12 8 2 3 1 13 16 15 14 4 5 6 7 9 10 11 8 BIT I O EXPANDER Φ M62320FP 7406 3428 10K 10K 3427 F409 9499 GND_D 100p 2404 2K2 3434 BC817 25W 7409 F402 F405 F408 F406 F403 100p 2400 10K 3424 27K 3403 2417 1u0 GND_D 7 8 4 3410 3K3 NJM4556AM 7400 2 5 6 1K0 3432 7407 3426 33R BC817 25W 470p 2401 3415 27K 2411 100p 33R 3429 3419 2K2 100p 2418 GND_A 3435 270...

Page 59: ...350 GND_D GND_SHIELD 3323 820R 7321 LM317P A I O 6K8 3305 22R 3304 1M0 3324 1u0 2339 TL431ACLP 7311 2 1 3 GND_SHIELD F221 10u 2337 3346 47R 3340 330R 1K0 3321 F236 2322 100n 1K0 3334 2 47u 2304 7312 1 74HCU04D 1 3331 10K 3339 2K2 2331 2313 7406 1n0 50V 4u7 50V 22u 2328 220R 3313 BC817 25W 7324 3318 100K 2324 4u7 F235 F228 7323 BC817 25W MUTE MUTE 8 4 2316 100n 7320 1 NJM4560M 3 2 1 47u 2321 2340 2...

Page 60: ...00n 6111 BAS316 2136 100n 2128 3101 7129 BC856B 0R033 2108 330n 2116 10n 10n 2104 1n0 2118 3129 1K0 100K 3110 50V 330u 2139 2124 220u 3143 1K0 4K7 3136 1K2 3142 100p 2126 5101 GND_SHIELD GND_SHIELD 30u 11 5A 10 5Y 13 6A 12 6Y 7 GND 14 VCC GND_SHIELD 7118 74LV14D 1 1A 2 1Y 3 2A 4 2Y 5 3A 6 3Y 9 4A 8 4Y 4n7 2119 5K6 3133 GND_SHIELD Combi board P2003 150W class D 05 12 03 F102 1K0 OSCILLATOR 3125 712...

Page 61: ...4Y 11 5A 10 5Y 13 6A 12 6Y GND 7 VCC 14 4K7 3210 7 VCC 14 7209 74LV14D 1 1A 2 1Y 3 2A 4 2Y 5 3A 6 1 1A 2 1Y 3 2A 4 2Y 5 3A 6 3Y 9 4A 8 4Y 11 5A 10 5Y 13 6A 12 6Y GND 1 74LV14D 7235 1307 RED1 2237 470p GND_PROTECT 3269 10R 7244 BC817 25W 7245 BC817 25W 6216 1N4148 GND_SHIELD BC817 25W 7243 5201 30u 74HCU04D 7232 4 3247 100R 4K7 3248 1K0 3213 1K0 3211 10 3237 10K 74HCU04D 7232 5 11 6211 BAV99 COL BA...

Page 62: ...2559 C3 2568 B11 2581 B11 2583 A6 2584 B3 2591 C2 2592 B1 3100 E6 3139 E10 3251 E7 3304 E7 3306 D9 3307 D7 3315 E7 3327 C9 3329 D9 3406 C11 3411 D2 3412 E3 3440 B3 3534 C4 3572 A4 3573 A5 5100 G11 5101 G10 5102 G8 5103 H9 5105 G10 5200 H7 5201 G6 5202 G7 5203 G5 5204 G6 5300 E8 5302 E8 5303 E7 5500 B2 6216 F2 6401 B7 6500 A8 7109 G11 7121 G10 7218 G6 7231 G5 7311 E8 7315 F2 7321 E2 7402 E3 8200 H5...

Page 63: ... C9 3555 A1 3556 B1 3557 C8 3558 A1 3559 A1 3560 B7 3561 A1 3562 B1 3563 C7 3564 C7 3566 C8 3567 G9 3568 C7 3569 B1 3570 B1 3571 B7 3574 B7 3575 B7 3576 B7 3577 B7 3578 A7 3579 A7 3580 B8 3581 B7 3582 C10 3583 C11 3584 C11 3585 B11 3586 C11 3587 B11 3588 B10 3589 B10 3591 G9 4211 B2 4212 B8 4213 C2 4214 D5 4216 C3 4217 B2 4223 B7 4226 F6 4230 G9 4232 C7 4233 A8 4235 C3 4240 A2 4241 A2 4245 B7 4253...

Page 64: ... B3 2228 B3 2230 C5 2231 B5 2232 B5 2233 B5 3200 B5 3201 D5 3202 B5 3203 D5 3204 C2 3205 D5 3206 C1 3207 B3 3211 B2 3212 B2 3213 B3 3215 B2 3217 B4 3218 B3 3219 A3 3220 B2 3221 A2 3222 B2 3223 C5 5001 C3 5202 B1 5203 B1 5204 A3 6200 D5 6201 D5 6202 B4 6204 D5 6206 A5 6207 A5 6209 A5 6210 A5 6211 D5 6212 D5 6213 B2 6215 B3 6216 B3 6217 B2 6219 B2 6220 A3 6221 B3 6222 A3 6223 B2 6224 B3 6225 B2 6226...

Page 65: ...6m8 T1A6 1201 3212 4M7 4 SDKP 1206 2 5 3 6 1 1207 19372 19372 2219 2n2 2211 T2A 3m3 1N4003 6226 2216 10u 2232 3300u OZ 1208 4 3 5 7 6 8 1 2 2224 10n MAINS_2 Vkk MAINS_2 AMP AMP PWR_DWN LOW_PWR_CTRL D2 D2 D AMP AMP 5V6_ECO LOW_PWR_CTRL NTC PWR_DWN F2 F1 Vkk 12V_RELAIS D2 D MAINS_1 MAINS_2 5V6_ECO 12V_RELAIS MAINS_1 NTC F1 F2 DISPLAY Power2003 150W ClassD Mains Board Circuit Diagram 20040615 0201 D1...

Page 66: ...2422 132 07517 RELAY 2P 12V 1307 2422 015 19893 SOCKET CLICKFIT 4P CAPACITORS 2100 4822 122 33496 100nF 10 63V 2101 2222 580 15649 100nF 10 50V 2102 2022 031 00196 220µF 20 50V for 150W only 2103 2222 580 15649 100nF 10 50V 2104 5322 126 11583 10nF 10 63V 2106 5322 126 11578 1nF 10 63V 2108 5322 126 11583 10nF 10 63V 2109 4822 124 80483 47µF 20 6 3V 2110 3198 017 41050 1µF 20 10V 2111 4822 124 219...

Page 67: ...6W for 75W only 3216 4822 051 30223 22kΩ 5 0 06W ELECTRICAL PARTSLIST POWER 2003 75 150W Class D COMBI BOARD RESISTORS 3217 4822 117 13632 100kΩ 1 0 06W 3218 4822 051 30472 4 7kΩ 5 0 06W 3221 4822 051 30103 10kΩ 5 0 06W 3225 4822 117 12903 1 8kΩ 1 0 06W 3227 4822 051 30103 10kΩ 5 0 06W 3228 4822 051 30103 10kΩ 5 0 06W for 150W only 3228 4822 051 30153 15kΩ 5 0 06W for 75W only 3229 4822 051 30103 ...

Page 68: ...57 11411 FERRITE BEAD 5105 2422 536 00686 20µH for 150W only 5200 4822 157 11411 FERRITE BEAD 5201 2422 536 00612 30µH for 75W only 5202 2422 549 44944 Mains Filter 330µH 3A 5203 4822 157 11411 FERRITE BEAD 5204 2422 536 00686 20µH for 150W only 5300 2422 540 98542 Resonator 500kHz 5302 2422 540 98561 Resonator 425kHz 5303 4822 157 11411 FERRITE BEAD DIODES 6104 4822 130 11397 BAS316 6106 4822 130...

Page 69: ...10 2x Pl 3x10 Pl 3x10 245 243 247 202 249 248 5001 270 238 208 P001 209 210 211 212 1103 1104 260 4x 5001 246 1101 MAINS BOARD 1102 1 1 0 2 COMBI BOARD POWER MODULE POWER MODULE ECO6TUNER 1102 5DTC MODULE RC19532012 01 DBB TAPE 1 2 INC SUR R PRO GRA M NEX T DSC SHU FFLE VOL UME PLA Y STO P CD TV VOLUM E PREV REPEA T TUN ER AUX for 21 22 only for 37 only 353 356 352 348 351 EXPLODED VIEW drawing 1 ...

Page 70: ... 256 257 226 225 219 1110 1109 216 4x 232 2x 203 Pl 3x10 2x Pl 3x10 2x M3x10 Pl 2x6 3x Pl 3x10 3x Pl 3x16 2x Pl 3x10 5x Pl 3x10 2x Pl 3x10 2x 223 207 EJECT STANDBY SOURCE P C M C I A W I F I C A R D W E S S L I B O A R D LIGHT BAR LIGHT BAR LIGHT BAR 1108 FRONT BOARD LIGHT WL FRONT BOARD SWITCHES EXPLODED VIEW drawing 2 ...

Page 71: ...nly 1109 2822 062 41031 PCMCIA WIFI CARD EURO for 21 22 only 1110 3103 308 67861 WESSLI BOARD ASSY 5001 3103 308 30870 Mains Transformer 37 5001 3103 308 30880 Mains Transformer 22 5001 3103 308 30890 Mains Transformer 21 8001 4822 320 12752 FLEXFOIL CABLE 7P 180mm AD 8003 3139 111 02551 FLEXFOIL CABLE 15P 480mm BD 8004 3139 111 02541 FLEXFOIL CABLE 8P 280mm AD 8005 4822 320 12654 FLEXFOIL CABLE 7...

Page 72: ...3198 016 34790 47pF 5 50V 2437 3198 025 52280 2 2µF 20 50V for 22 only 2438 3198 016 34790 47pF 50V 2439 3198 016 34790 47pF 5 50V 2440 3198 016 34790 47pF 5 50V 2441 3198 016 35610 47pF 5 50V for 22 only 2442 3198 016 34790 47pF 5 50V for 22 only 2443 3198 016 34790 47pF 5 50V for 22 only 2444 3198 016 34790 47pF 5 50V for 22 only 2445 3198 016 34790 47pF 5 50V for 22 only 2446 2020 552 96664 33p...

Page 73: ...6W RESISTORS 3491 3198 021 31010 100Ω 5 0 06W 3490 3198 021 31020 1kΩ 5 0 06W 3492 3198 021 31020 1kΩ 5 0 06W 3493 3198 021 31020 1kΩ 5 0 06W 3494 3198 021 31020 1kΩ 5 0 06W 3495 3198 021 31020 1kΩ 5 0 06W 3496 3198 021 31020 1kΩ 5 0 06W 3497 3198 021 31010 100Ω 5 0 06W 3499 3198 021 34710 470Ω 5 0 06W 3500 3198 021 31020 1kΩ 5 0 06W 3501 3198 021 31020 1kΩ 5 0 06W 3502 3198 021 31020 1kΩ 5 0 06W ...

Page 74: ...90030 CHIP JUMPER 0603 4412 3198 021 90030 CHIP JUMPER 0603 4413 3198 021 90030 CHIP JUMPER 0603 4414 3198 021 90030 CHIP JUMPER 0603 RESISTORS 4415 3198 021 90030 CHIP JUMPER 0603 4416 3198 021 90030 CHIP JUMPER 0603 4418 3198 021 90030 CHIP JUMPER 0603 4419 3198 021 90030 CHIP JUMPER 0603 4420 3198 021 90030 CHIP JUMPER 0603 4421 3198 021 90030 CHIP JUMPER 0603 4422 3198 021 90030 CHIP JUMPER 06...

Page 75: ...22 124 21913 1µF 20 63V 2134 3198 017 31530 15nF 10 50V not USA 2134 5322 122 32654 22nF 10 63V USA only 2135 3198 017 31530 15nF 10 50V not USA 2135 3198 017 32230 22nF 10 25V USA only 2136 4822 126 14076 220nF 20 25V 2137 4822 126 14076 220nF 20 25V 2138 4822 124 22652 2 2µF 20 50V 2139 4822 126 14236 15pF 5 50V 2140 4822 126 13695 82pF 1 63V 2141 4822 126 13838 100nF 10 50V 2143 4822 126 14076 ...

Page 76: ... 4822 051 20008 CHIP JUMPER 0805 4106 4822 051 20008 CHIP JUMPER 0805 4107 4822 051 20008 CHIP JUMPER 0805 COILS 5102 4822 157 71634 RF COIL MW 5103 2422 549 44107 RF COIL LW LW only 5109 4822 157 71639 FM IF FILTER 10 7MHz 5110 4822 242 70665 FM IF FILTER 10 7MHz 5111 2422 549 44023 AM IF FILTER 450kHz 5112 4822 157 70302 AM IF FILTER 450kHz 5114 4822 157 70302 AM IF FILTER 450kHz 5115 4822 157 7...

Page 77: ...Ω 1 0 1W 3103 4822 051 20822 8 2kΩ 5 0 1W 3104 4822 117 13577 330Ω 1 0 1W 3105 4822 117 11503 220Ω 5 0 1W 3132 4822 051 20479 47Ω 5 0 1W 3134 4822 051 20223 22kΩ 5 0 1W 3141 4822 117 11148 56kΩ 1 0 1W 3142 4822 100 12159 TRIMPOT 100kΩ RESISTORS 3143 4822 051 20223 22kΩ 5 0 1W RDS only 3144 4822 051 10102 1kΩ 2 0 25W RDS only 3145 4822 117 11449 2 2kΩ 1 0 1W 3146 4822 051 20229 22Ω 5 0 1W 3152 4822...

Search results

Summary of Contents for MCW770

Reviews:

Related manuals for MCW770

Brands by name

Popular brands

Philips MCW770, Service Manual

Search results

Summary of Contents for MCW770

Reviews:

Related manuals for MCW770

Brands by name

Popular brands