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1-2

LOCATION OF PRINTED CIRCUIT BOARDS

           /21      /22

/25      /30                            /37

Aux in / CDR in

           x         x

x         x                                x

Line Out

Video Out

Surround Out

Subwoofer Out

Power Booster Out

Digital Out

Digital in

Matrix Surround

RDS

                                 x         x

News

                                 x         x

Dolby Pro Logic (DPL)

Incredible Surround

Karaoke Features

Voltage Selector

x

ECO Power Standby (LCD Display Off)

                      x

x

ECO6 Tuner Board - Systems Non-Cenelec

x

          x                               x

ECO6 Tuner Board - Systems Cenelec

                      x

x

USB PC LINK

   VERSION VARIATIONS:

Type /Versions:                          MC230                                     MC235

Features &
Board in used:

SPEAKER BOARD

POWER BOARD

DISPLA

Y BO

ARD

KEY_A BO

ARD

MAIN BO

ARD

KEY_B BO

AR

D

HEADPHONE BOARD

KEY_C BOARD

FM/AM BOARD

Содержание MC230

Страница 1: ...gram 4 1 Set Wiring diagram 5 1 Power Board 6 Key Board 7 Main Board 8 Display Board 9 Set Mechanical Exploded view parts list 10 Copyright 2003 Philips Consumer Electronics B V Eindhoven The Netherlands All rights reserved No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying or otherwise without th...

Страница 2: ... x x Dolby Pro Logic DPL Incredible Surround Karaoke Features Voltage Selector x ECO Power Standby LCD Display Off x x ECO6 Tuner Board Systems Non Cenelec x x x ECO6 Tuner Board Systems Cenelec x x USB PC LINK VERSION VARIATIONS Type Versions MC230 MC235 Features Board in used SPEAKERBOARD POWERBOARD DISPLAY BOARD KEY_A BOARD MAIN BOARD KEY_B BOARD HEADPHONE BOARD KEY_C BOARD FM AM BOARD ...

Страница 3: ...21 37 Grid 9kHz 10kHz for 21 37 IF frequency 450kHz 1kHz Aerial input Frame aerial 18 1µH Sensitivity at 26dB S N 4 0mV M 3 25mV M Selectivity at 300kHz bandwidth 20dB IF rejection 24dB Image rejection 20dB 28 dB Distortion at RF 50mV M 80 5 AMPLIFIER Output power L R 2 x 5W FTC 4Ω 1kHz 10 THD Frequency response within 3dB 60Hz 14kHz Digital Sound Control DSC Jazz Rock Pop Classic Dynamic Bass Boo...

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: ...822 397 30155 SBC429 Audio Signals disc 4822 397 30184 Dolby Pro logic Test Disc 4822 395 10216 ESD Equipment Anti static table mat large 1200x650x1 25mm 4822 466 10953 Anti static table mat small 600x650x1 25mm 4822 466 10958 Anti static wristband 4822 395 10223 Connector box 1MΩ 4822 320 11307 Extension cable to connect wristband to conn box 4822 320 11305 Connecting cable to connect table mat t...

Страница 6: ...ectrostatische ontladingen ESD Onzorgvuldig behandelen tijdens reparatie kan de levensduur drastisch doen verminderen Zorg ervoor dat u tijdens reparatie via een polsband met weerstand verbonden bent met hetzelfde potentiaal als de massa van het apparaat Houd componenten en hulpmiddelen ook op ditzelfde potentiaal I AVVERTIMENTO Tutti IC e parecchi semi conduttori sono sensibili alle scariche stat...

Страница 7: ...lored marked wire to and black unmarked wire to Fully insert the stripped portion of the speaker wire into the terminal as shown Notes For optimal sound performance use the supplied speakers Do not connect more than one speaker to any one pair of speaker terminals Do not connect speakers with an impedance lower than the speakers supplied Please refer to the SPECIFICATIONS section of this manual Op...

Страница 8: ... enhances the bass 9 BAND selects a waveband 0 PROGRAM for CD programmes tracks and reviews the programme for TUNER programmes tuner stations SOURCE selects the respective sound source for CD TUNER AUX CLOCK SET sets the clock function views the clock TIMER activates deactivates or sets the timer function SLEEP activates deactivates or selects the sleeper time DSC Digital Sound Control selects sou...

Страница 9: ... or coloured red Do not connect either wire to the earth terminal in the plug marked E or e or coloured green or green and yellow Before replacing the plug cover make certain that the cord grip is clamped over the sheath of the lead not simply over the two wires Copyright in the U K Recording and playback of material may require consent See Copyright Act 1956 and The Performer s Protection Acts 19...

Страница 10: ...o HiFi System and your TV or VCR GENERAL The system does not react when buttons Remove and reconnect the AC power plug and are pressed switch on the system again Sound cannot be heard or is of poor Adjust the volume quality Disconnect the headphones Check that the speakers are connected correctly Check if the stripped speaker wire is clamped The left and right sound outputs are Check the speaker c...

Страница 11: ...Motor Module 4 Loosen 4 screws I see Figure 3 to remove the Key_C Board 5 Loosen 2 screws J see Figure 3 to remove the Display Board Figure 6 Figure 4 Figure 3 Dismantling of the Front Boards and CD Door 6 Loosen 4 screws K see Figure 3 to remove the Key_B Board 7 Loosen 8 screws L see Figure 3 to remove the Key_A Board 8 Loosen 8 screws M see Figure 3 to remove the Door Eject Lever Bracket Right ...

Страница 12: ...on pressed VOLUME Button pressed STOP Button pressed DISPLAY TEST Display shows all display segments and switch all LEDs on Display shows alternate display segments switch alternate LEDs on To start service test program PLAY SOURCE depressed while plugging in the mains cord Display shows the ROM version VER XXX Main menu VER refers to Version XXX refers to Software version number of the uProcessor...

Страница 13: ...2 3 2 7 5 3 3 8 6 5 3 0 5 3 8 8 8 Q R L V U H 9 7 2 1 7 3 1 7 3 9 9 8 7 1 2 7 1 8 8 5 2 3 3 0 7 3 6 7 8 2 1 2 3 8 8 0 U R 3 3 0 5 0 8 U R 7 7 0 0 6 2 5 0 8 3 6 5 5 2 6 6 9 5 8 5 2 3 3 3 8 6 8 9 9 6 2 0 8 8 7 5 7 1 0 8 7 5 9 5 7 8 ...

Страница 14: ...5 1 5 1 SET WIRING DIAGRAM ...

Страница 15: ...POWER BOARD TABLE OF CONTENTS Circuit Diagram 6 2 PCB Layout 6 3 6 1 6 1 ...

Страница 16: ...6 2 6 2 CIRCUIT DIAGRAM ...

Страница 17: ...6 3 6 3 LAYOUT DIAGRAM POWER BOARD COMPONENT SIDE LAYOUT DIAGRAM POWER BOARD SMD SIDE ...

Страница 18: ...7 1 KEY BOARD TABLE OF CONTENTS Circuit Diagram 8 2 Layout Diagram Component 8 3 Layout Diagram SMD 8 3 Layout Diagram Component 8 4 Layout Diagram SMD 8 4 7 1 ...

Страница 19: ...CIRCUIT DIAGRAM FRONT BOARD 7 2 7 2 ...

Страница 20: ...LAYOUT DIAGRAM KEY_A BOARD COMPONENT SIDE 7 3 7 3 LAYOUT DIAGRAM KEY_B BOARD COMPONENT SIDE LAYOUT DIAGRAM KEY_A BOARD SMD SIDE LAYOUT DIAGRAM KEY_B BOARD SMD SIDE ...

Страница 21: ...7 4 7 4 LAYOUT DIAGRAM KEY_C BOARD COMPONENT SIDE LAYOUT DIAGRAM KEY_C BOARD SMD SIDE ...

Страница 22: ...ARD TABLE OF CONTENTS IC Block Diagram 8 1 Circuit Diagram Main Part 8 2 Component Layout Main PCB 8 3 SMD Layout Main PCB 8 4 Layout Headphone PCB 8 5 IC Block Diagram 8 5 8 1 SOUND FADER CONTROL CIRCUIT TEA6321 ...

Страница 23: ...MAIN BOARD CIRCUIT DIAGRAM 8 2 8 2 ...

Страница 24: ...8 3 8 3 MAIN PCB COMPONENT LAYOUT ...

Страница 25: ...MAIN PCB COMPONENT LAYOUT 8 4 8 4 ...

Страница 26: ...AYOUT FLASH MICROCONTROLLER P89C60X2 P89C61X2 BLOCK DIAGRAM FFHOHUDWHG 38 0RGH 0RGH WH RGH ODVK WH DWD 5 0 3RUW RQILJXUDEOH 2V 3RUW RQILJXUDEOH 2V XOO XSOH QKDQFHG 8DUW 7LPHU 7LPHU 7LPHU 3RUW RQILJXUDEOH 2V 3RUW RQILJXUDEOH 2V U VWDO RU 5HVRQDWRU 2VFLOODWRU ...

Страница 27: ...9 1 DISPLAY BOARD TABLE OF CONTENTS Circuit Diagram 9 2 Layout Diagram Component 9 3 Layout Diagram SMD 9 3 9 1 ...

Страница 28: ...CIRCUIT DIAGRAM DISPLAY BOARD 9 2 9 2 ...

Страница 29: ...LAYOUT DIAGRAM DISPLAY BOARD COMPONENT SIDE 9 3 9 3 LAYOUT DIAGRAM DISPLAY BOARD SMD SIDE ...

Страница 30: ...G SCREW TA KH 2 6x8mm 12 17 HARDEN SCREW BTTB 2x8 MC 19 19 HARDEN SCREW BTTB 2 6x8mm MC 28 1 SELF TAPPING SCREW TB WH 3x6mm 36 1 SELF TAPPING SCREW TA WH 2 6x6 mm 38 2 MACHINE SCREW MS BH 3x4 mm 41 14 HARDEN SCREW BTTB 3x12 AB 43 2 SELF TAPPING SCREW TA WH 3x12mm 48 1 SCREW TA BWH 3x10mm HD 12mm 51 2 NUT ID 3 OD 5 5 T 2 3mm 59 2 MACHINE SCREW MS KH 3x8mm HD 5mm 61 4 SELF TAPPING SCREW TA WH 3x10mm...

Страница 31: ...40 000 00249 IC ROHM BA4558F D407 9940 000 00312 VARICAP DIODE 21 30 37 U603 9940 000 00367 IC PHILIPS TFA9842J D408 9940 000 00312 VARICAP DIODE 21 30 37 VC402 9940 000 00314 TRIMMER 10PF 6MM FS300 9940 000 00588 GLASS FUSE T800MA 250V 21 VC403 9940 000 00254 TRIMMER 10PF 6MM WH FS301 9940 000 00258 CERAMIC FUSE 22 25 37 VR401 9940 000 00313 SEMI FIXED VRB100K 6MM FS301 9940 000 00585 CERAMIC FUS...

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