Philips MC-120 Service Manual
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Philips MC-120 Service Manual

Micro system
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See also: Owner's Manual , User Manual
Micro System
Service Manual

TABLE OF CONTENTS

Handling chip components ............................................................1-1
Technical specification...................................................................2-1
Service tools ..................................................................................2-1
Service measurement setup ..........................................................2-2
Connections and controls ......................................................3-1...3-2
Disassembly diagram ....................................................................4-1
Service Test Program ....................................................................4-2
Pin description of ICs.............................................................4-3...4-4
Set block diagram ..........................................................................5-1
Set wiring diagram .........................................................................5-2
circuit diagram ..........................................................................6-1
layout diagram ..........................................................................6-1
TUNER BOARD (ECO6 cenelec)
circuit diagram ..........................................................................7-1
layout diagram ..........................................................................7-2
tuner adjustment table ..............................................................7-2
TUNER BOARD (ECO6 non cenelec)
circuit diagram ..........................................................................7-3
layout diagram ..........................................................................7-4
tuner adjustment table ..............................................................7-4
MTF TAPE DECK MODULE
circuit diagram ..........................................................................8-1
layout diagram ..........................................................................8-2
tape deck adjustment................................................................8-2
©
Copyright 2001 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 the prior permission of Philips.
Published by LY 0249 Service Audio
Printed in The Netherlands
Subject to modification
circuit diagram(for /22 only) ......................................................8-3
layout diagram(for /22 only) ......................................................8-4
circuit diagram ..........................................................................9-1
layout diagram ..................................................................9-2...9-3
circuit diagram. .............................................................10-1...10-3
layout diagram ..............................................................10-4...10-5
CD MODULE (CD99-DA11)
circuit diagram ..............................................................11-1...11-3
layout diagram ........................................................................11-2
POWER BOARD
circuit diagram ........................................................................12-1
layout diagram ........................................................................12-1
Exploded view diagram (main set) ....................................13-1...13-2
Exploded view diagram (tape deck).............................................13-2
Mechanical partslist .....................................................................13-3
Electrical partslist ............................................................14-1...14-16
MC-120
MC-130
all versions
CLASS 1
LASER PRODUCT
© 3140 785 32310

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Summary of Contents for Philips MC-120

  • Page 1: Table Of Contents

    LASER PRODUCT © Copyright 2001 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 the prior permission of Philips.

  • Page 2: Handling Chip Components

    1 - 1 HANDLING CHIP COMPONENTS ñ © WARNING WAARSCHUWING All ICs and many other semiconductors are susceptible to Alle IC˙s en vele andere halfgeleiders zijn gevoelig voor electrostatic discharges (ESD). Careless handling during electrostatische ontladingen (ESD). repair can reduce life drastically. Onzorgvuldig behandelen tijdens reparatie kan de levensduur When repairing, make sure that you are connected with the drastisch doen vermindern.

  • Page 3: Technical Specification

    2 - 1 TECHNICAL SPECIFICATIONS TUNER - AM SECTION GENERAL Tuning range MW : 531 - 1602 kHz Mains voltage -/21/21M : 120 / 230 V -/37 : 530 - 1700 kHz -/37 : 120 V Tuning range LW : 153 - 279 kHz -/22/30/33 : 230 V IF frequency : 450 kHz –...

  • Page 4: Service Measurement Setup

    2 - 2 SERVICE MEASUREMENT Tuner FW Bandpass LF Voltmeter 250Hz-15kHz e.g. PM2534 e.g. 7122 707 48001 RF Generator e.g. PM5326 S/N and distortion meter e.g. Sound Technology ST1700B Use a bandpass filter to eliminate hum (50Hz, 100Hz) and disturbance from the pilottone (19kHz, 38kHz). Tuner AM (MW,LW) Bandpass LF Voltmeter...

  • Page 5: Connections And Controls

    3 - 1 CONNECTION AND CONTROLS...
  • Page 6 3 - 2 CONNECTION AND CONTROLS...

  • Page 7: Disassembly Diagram

    4 - 1 4 - 1 DISASSEMBLY DIAGRAM A. To remove Cabinet Rear B. To remove CD Tray C. To remove Tuner Board Bracket D. To remove Combi Board Bracket E. To remove Bottom Plate F. To remove Tape Deck G.

  • Page 8: Service Test Program

    4 - 2 4 - 2 CD SERVICE TEST PROGRAM To enter Service * Door switch is ignored → CD door can be opened. Testprogram hold * In CD- and Tuner tests the sound settings Volume up/down, Program & Shuffle buttons DSC, IS and DBB function as in normal mode, depressed while but flags will not be indicated on the display in all steps.
  • Page 9 4 - 3 4 - 3 Abbreviations and Pin-description of CD Ics Abbreviations and Pin-description of CD Ics SERVO PROCESSOR SAA7325H SERVO PROCESSOR SAA7325H SYMBOL DESCRIPTION SYMBOL DESCRIPTION HFREF comparator common mode input microcontroller interface R/W and load control line input (4-wire bus mode) HFIN comparator signal input SILD...
  • Page 10 4 - 4 4 - 4 BLOCK DIAGRAM OF INTEGRATED CIRCUIT PINS DESCRIPTION OF IC 7400 TMP87CM23F IC 7400 TMP87CM23F...

  • Page 11: Set Block Diagram

    5 - 1 5 - 1 SET BLOCK DIAGRAM +12V_S (MC120,MC130) MC-120 +5V6_S A0/A1 +12.5V (MC220) TAPE_REC MC-130 +5V6_S From MC-220 +5V6_S Processor +5V6_S +12.5V (MC220) BUFFER POWER AMP From ECO6 DIGITAL Processor ELECTRONIC VOLUME 8 OHM TUNER MODULE SOURCE CONTROL (Rock, Pop Jazz, I.S.)

  • Page 12: Set Wiring Diagram

    5 - 2 5 - 2 SET WIRING DIAGRAM Front Board Board CD Drive ECO6 Tuner Board CD99 DA11 CD99 DA11 ECO-MTF Deck Mechanism Combi Board Recorder Board ECO-MTF /SD Power Board...

  • Page 13: Circuit Diagram

    6 - 1 6 - 1 CIRCUIT DIAGRAM - LED BOARD LAYOUT DIAGRAM - LED BOARD 3901 C2 6902 B1 6907 A3 6912 B3 3902 C2 6903 B1 6908 B3 8901A B1 3903 C3 6904 A2 6909 B3 8901B B1 3904 C3 6905 B2 6910 A3...

  • Page 14: Circuit Diagram

    7 - 1 7 - 1 CIRCUIT DIAGRAM - ECO6 SYSTEM CENELEC BOARD 1101 A2 6106 D4 1102 B1 6107 G13 1103 E2 6120 C13 1110 B2 7101 C8 VERSION PROGRAMMING COMPONENTS 1120 E14 7103 H8 TUNER BOARD ECO6 1130 A2 7104 D2 / SYSTEMS-CENELEC 1131 C2...

  • Page 15: Layout Diagram

    7 - 2 7 - 2 LAYOUT DIAGRAM - ECO6 SYSTEM CENELEC BOARD TUNER ADJUSTMENT TABLE ( ECO6 Cenelec FM/MW - and FM/MW/LW - versions with AM-frame aerial ) Waverange Input frequency Input Tuned to Adjust Output Scope/Voltmeter 1101 B5 1110 B4 1131 C5 2107 B3...
  • Page 16 7 - 3 7 - 3 CIRCUIT DIAGRAM - ECO6 SYSTEM NON-CENELEC BOARD 1101 A1 1102 B1 1103 F2 1120 E14 1130 A2 TUNER BOARD ECO6 1131 B2 / SYSTEMS NON CENELEC 1132 G13 2101 B3 VERSION PROGRAMMING COMPONENTS 2102 B1 1101 2103 C7 2105...

  • Page 17: Tuner Adjustment Table

    7 - 4 7 - 4 LAYOUT DIAGRAM - ECO6 SYSTEM NON-CENELEC BOARD TUNER ADJUSTMENT TABLE ( ECO6 FM/MW- and FM/MW/LW - versions with AM-frame aerial ) 1101 A6 1120 A4 1132 A5 2128 C4 2138 C2 3142 D2 5110 B3 5114 A2 5123 D5 7112 C1...

  • Page 18: Circuit Diagram(For /22 Only)

    8 - 1 8 -1 CIRCUIT DIAGRAM - MTF BOARD 1707 C 3 1709 A14 2706 B 4 2711 F 6 2719 C 8 2727 F 7 2733 H13 2750 D 6 3703 D 3 3712 E 7 3720 F 7 3730 F12 3743 C 9 3761 G 6...
  • Page 19 8 - 2 8 - 2 LAYOUT DIAGRAM - MTF BOARD 71 A 1 2729 C 5 3733 B 2 9756 C 3 72 D 5 2730 D 1 3734 D 5 9757 D 3 73 A 5 2731 C 1 3735 D 3 9759 D 4 74 A 1...
  • Page 20 8 - 3 8 - 3 CIRCUIT DIAGRAM - MTF BOARD(FOR /22 ONLY) 0071 C10 1707-C B1 1725 A10 2711 D3 2720 C2 2729 B9 2740 D9 2774 B3 3712 B6 3723 A1 3732 E9 3740 C8 3762 B5 3776 A10 5707 C3 7703 C7 9754 D7...
  • Page 21 8 - 4 8 - 4 LAYOUT DIAGRAM - MTF BOARD(FOR /22 ONLY) 3776 B1 5703 A2 7703 A1 3749 B1 2712 C3 2723 B2 2750 A2 3710 A2 3736 A1 0071 A1 1721 A4 2708 A3 2740 B3 7702 A1 9705 B2 9753 B4 9766 C3...

  • Page 22: Front Board

    9 - 1 9 - 1 CIRCUIT DIAGRAM - FRONT BOARD 0001 F15 1406 I8 1413 I5 1422 E15 2405 C11 2412 F6 2419 H8 2426 G1 2433 B13 2440 D13 2447 G12 3402 C11 3409 F7 3416 H9 3423 I10 3430 I7 3437 I12 3444 F1...
  • Page 23 9 - 2 9 - 2 LAYOUT DIAGRAM - FRONT BOARD Component Side View...
  • Page 24 9 - 3 9 - 3 LAYOUT DIAGRAM - FRONT DIAGRAM Copper Side View 3436 3432 4415 3434 2412 2411 3435 4416 2413 3408 2424 3405 7403 7406 3449 2414 2449 3407 3489 2415 7402 3491 2426 3446 2416 2450 4410 3493 3499...

  • Page 25: Combi Board

    10 - 1 10 - 1 CIRCUIT DIAGRAM - COMBI BOARD (Part 1) 1550 A1 2501 B9 2510 E9 2518 E11 2526 F13 2534 G14 2557 G6 2566 D6 3501 B9 3510 E9 3518 E12 3526 H12 3534 G13 3542 I14 3552 A3 3560 E3 3572 G7...
  • Page 26 10 - 2 10 - 2 CIRCUIT DIAGRAM - COMBI BOARD (Part 2) 1330 A12 2332 D4 2336 D5 2340 C9 2344 B11 2348 F10 2352 H5 3330 F5 3334 D4 3338 C9 3342 B11 3346 C8 3350 H7 3354 B4 3360 H5 3364 B8 4335 A4...
  • Page 27 10 - 3 10 - 3 CIRCUIT DIAGRAM - COMBI BOARD (Part 3) 0250 E8 2250 D4 2254 D8 2258 F3 2262 C11 2266 A10 3251 A6 3255 B10 3259 C11 3263 C10 3267 E12 3271 F10 3275 F11 3279 H13 3283 B12 6251 C3 6255 C6...
  • Page 28 10 - 4 10 - 4 LAYOUT DIAGRAM - COMBI BOARD Component Side View...
  • Page 29 10 - 5 10 - 5 LAYOUT DIAGRAM - COMBI BOARD Copper Side View 3583 3267 3268 4561 4563 7255 2573 3551 3553 3575 3555 3578 4265 4564 3559 3576 3557 3574 4565 4566 3580 3560 3252 3253 7550 4261 3500 7259 3277...
  • Page 30 11 - 1 11 - 1 CIRCUIT DIAGRAM - CD99/DA11 BOARD (Part 1) 1800 D1 2806 E4 2813 E9 2820 B10 2827 C14 2834 F5 2841 C1 2865 D5 2875 D5 3801 A1 3808 A2 3815 E5 3822 E7 3829 A11 3838 D14 3845 G12 3852 F5...
  • Page 31 11 - 2 11 - 2 LAYOUT DIAGRAM - CD99/DA11 BOARD 1800 3703 3876 CD99 Board component side view CD99 Board copper side view 1801 3704 3877 1810 3705 3878 1821 3728 3879 1822 3745 3880 2840 5802 1823 3750 3881 1824 3751...
  • Page 32 11 - 3 11 - 3 CIRCUIT DIAGRAM - CD99/DA11 BOARD (Part 2) 1821 D10 2702 E2 2845 A6 2850 B6 2855 D6 3703 D3 3867 A5 3872 A8 3877 C6 3882 D7 3887 E9 4805 C4 7810-A A5 1822 E4 2703 E4 2846 A7 2851 C7...

  • Page 33: Circuit Diagram

    12 - 1 12 - 1 CIRCUIT DIAGRAM - POWER BOARD LAYOUT DIAGRAM - POWER BOARD 0013 C4 1600 C2 1603 D3 3600 B2 3603 C4 5602 E2 6600 A3 6603 A3 7600 C3 9603 C2 0014 C4 1601 C3 1604 B3 3601 A4 5600 A1...

  • Page 34: Exploded View Diagram (Main Set)

    13 - 1 13 - 1 EXPLODED VIEW DIAGRAM (4x) (2x) (2x) (4x) (2x) (2x) (4x) (2x) (4x) (3x)

  • Page 35: Exploded View Diagram (Tape Deck)

    13 - 2 13 - 2 EXPLODED VIEW DIAGRAM - TAPE DECK (CDS-83-PBF-06) SCREW LIST 1. T2 x 6 2. T2 x 10 3. T2.5 x 10 4. T3 x 6 5. T3 x 8 6. T3 x10 7. T3 x12 8.

  • Page 36: Mechanical Partslist

    3140 117 65581 FRONT PANEL ASSY MC-120 4822 358 31124 SUB BELT 44.7 x 1.2 3140 117 65311 FRONT PANEL ASSY MC-120 (only for /22) 4822 278 90721 LEAF SWITCH 4822 249 30218 R/P HEAD MS18R 3140 117 66301 FRONT PANEL ASSY...

  • Page 37: Electrical Partslist

    14 - 1 ELECTRICAL PARTSLIST - FRONT,LED AND COMBI BOARD - MISCELLANEOUS - - CAPACITORS - 1330 2422 026 05282 SOCKET PHONE 1P 2341 4822 124 40433 47µF 20% 25V 1331 4822 267 31176 CONNECTOR 2342 4822 124 40433 47µF 20% 25V 1401 4822 276 13775 SWITCH-PUSH...
  • Page 38 14 - 2 ELECTRICAL PARTSLIST - FRONT,LED AND COMBI BOARD - CAPACITORS - - CAPACITORS - 2442 4822 126 13883 220pF 5% 50V 2558 4822 126 13883 220pF 5% 50V 2443 4822 126 13883 220pF 5% 50V 2559 4822 126 13883 220pF 5% 50V 2444 4822 126 13883...
  • Page 39 14 - 3 ELECTRICAL PARTSLIST - FRONT,LED AND COMBI BOARD - RESISTORS - - RESISTORS - 3333 4822 051 30682 6,8K 5% 0,062W 3421 4822 051 30562 5,6K 5% 0,063W 3334 4822 051 30682 6,8K 5% 0,062W 3422 4822 051 30471 470R 5% 0,062W 3335 4822 051 20228...
  • Page 40 14 - 4 ELECTRICAL PARTSLIST - FRONT,LED AND COMBI BOARD - RESISTORS - - RESISTORS - 3478 4822 051 30471 470R 5% 0,062W 3530 4822 116 52264 27K 5% 0,5W 3479 4822 051 30471 470R 5% 0,062W 3531 4822 116 52264 27K 5% 0,5W 3480 4822 051 30102...
  • Page 41 14 - 5 ELECTRICAL PARTSLIST - FRONT,LED AND COMBI BOARD - RESISTORS - - COILS & FILTERS - 3586 4822 051 30222 2,2K 5% 0,062W 5331 4822 157 11837 0,36µH 10% 3587 4822 051 30392 3,9K 5% 0,063W 5332 4822 157 11837 0,36µH 10% 3588 4822 051 30392...
  • Page 42 14 - 6 ELECTRICAL PARTSLIST - FRONT,LED AND COMBI BOARD - MISCELLANEOUS - - IC & TRANSISTORS - 7250 9322 139 24687 BDW94CFP 4822 492 71733 CLAMP 7251 5322 130 60159 BC846B 4822 255 40179 CLIP 7252 5322 130 60159 BC846B 3140 114 29180 LCD HOLDER...
  • Page 43 14 - 7 ELECTRICAL PARTSLIST - TUNER BOARD ECO6 (Cenelec) MISCELLANEOUS RESISTORS 1102 4822 267 10283 FM Ant. Socket 3105 4822 051 30221 220R 5% 0,1W 1103 4822 265 31184 AM Ant. Socket 3108 4822 051 30222 2K2 5% 0,1W 1110 2422 542 90071 FM Frontend FE450-G01...
  • Page 44 14 - 8 ELECTRICAL PARTSLIST - TUNER BOARD ECO6 (Cenelec) COILS AND FILTERS 5102 4822 157 71634 MW Aerial Coil 5103 2422 549 44107 LW Aerial Coil 5109 4822 157 71639 FM IF SFE10,7MJA10H-A 5110 4822 242 70665 FM IF SFE10,7MS3-A 5111 2422 549 44023 AM IF 7PY 450KHZ...
  • Page 45 14 - 9 ELECTRICAL PARTSLIST - TUNER BOARD ECO6 (Non cenelec) MISCELLANEOUS RESISTORS 1102 4822 267 10283 FM Ant. Socket 3101 4822 051 30333 33K 5% 0,1W 1103 4822 265 31184 AM Ant. Socket 3102 4822 117 13632 100K 1% 0,62W 1120 4822 265 11515 FFC Socket 8P...
  • Page 46 14 - 10 ELECTRICAL PARTSLIST - TUNER BOARD ECO6 (Non cenelec) DIODES 6103 5322 130 34337 BAV99 6105 4822 130 83075 HN1V02H-B 6106 4822 130 83757 BAS216 6107 9340 386 90115 BZX284-C11 6130 4822 130 82833 1SV228 6131 4822 130 82833 1SV228 TRANSISTORS &...
  • Page 47 14 - 11 ELECTRICAL PARTSLIST - ECO-MTF BOARD - MISCELLANEOUS - - RESISTORS - 1707 4822 277 11504 SWITCH-PUSH 3719 4822 116 52264 27K 5% 0,5W 1725 4822 265 11207 CONNECTOR SOCKET 6P 3720 4822 116 52238 12K 5% 0,5W 3722 4822 116 52257 22K 5% 0,5W...
  • Page 48 14 - 12 ELECTRICAL PARTSLIST - MTF BOARD (FOR /22 ONLY) - MISCELLANEOUS - - RESISTORS - 3140 114 20430 BRACKET 3719 4822 051 30273 27K 5% 0,062W 3140 111 20800 SPRING 3720 4822 051 30123 12K 5% 0,062W 4822 691 10633 TAPE DECK 3722 4822 051 30223...
  • Page 49 14 - 13 ELECTRICAL PARTSLIST - MTF BOARD (FOR /22 ONLY) - COILS & FILTERS - 5706 2422 549 44608 IND FXD 100MHZ 1K 5707 2422 549 44608 IND FXD 100MHZ 1K 5710 2422 549 44608 IND FXD 100MHZ 1K - DIODES - 6704 4822 130 30621...
  • Page 50 14 - 14 ELECTRICAL PARTSLIST - CD99/DA11 BOARD MISCELLANEOUS CAPACITORS 1800 4822 265 10925 FFC Socket 15P 2849 4822 126 13883 220pF 5% 50V 1823 4822 265 11207 FFC Socket 6P 2850 4822 126 13883 220pF 5% 50V 1824 4822 265 11207 FFC Socket 6P 2851 4822 124 40248...
  • Page 51 14 - 15 ELECTRICAL PARTSLIST - CD99/DA11 BOARD RESISTORS RESISTORS 3821 4822 051 20332 3K3 5% 0,1W 3878 4822 051 30471 470R 5% 0,1W 3822 4822 051 30332 3K3 5% 0,1W 3879 4822 117 12925 47K 1% 0,1W 3823 4822 051 20332 3K3 5% 0,1W 3880 4822 051 20339...
  • Page 52 14 - 16 ELECTRICAL PARTSLIST - CD99/DA11 BOARD RESISTORS 4877 4822 051 30008 0R Jumper 0603 4881 4822 051 20008 0R Jumper 0805 4884 4822 051 20008 0R Jumper 0805 4885 4822 051 30008 0R Jumper 0603 4886 4822 051 20008 0R Jumper 0805 4888 4822 051 20008...

This manual is also suitable for:

Mc-130Mc-220

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