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This Service Manual is for the XL-MP45H, which is a minor modification model of the XL-MP35H. This Service Manual, therefore, describes
only the changed points from the Service Manual. Please refer to the XL-MP35H Service Manual (SY378XLMP35H/) together with this Service
Manual. This speaker CP-XL45H is available in assembles only and may not be disassembled.
SAFETY PRECAUTION FOR SERVICE MANUAL .......................................................................................................... 2
SPECIFICATIONS ............................................................................................................................................................ 3
NAMES OF PARTS .......................................................................................................................................................... 4
DISASSEMBLY ................................................................................................................................................................. 5
ADJUSTMENT .................................................................................................................................................................. 7
NOTES ON SCHEMATIC DIAGRAM ............................................................................................................................... 8
TYPES OF TRANSISTOR AND LED ................................................................................................................................ 8
WAVEFORMS OF CD CIRCUIT ....................................................................................................................................... 9
BLOCK DIAGRAM .......................................................................................................................................................... 10
SCHEMATIC DIAGRAM ................................................................................................................................................. 15
WIRING SIDE OF P.W.BOARD ...................................................................................................................................... 24
PARTS GUIDE/EXPLODED VIEW
SERVICE MANUAL
CONTENTS
SHARP CORPORATION
- 1 -
MICRO COMPONENT SYSTEM
XL-MP45H
MODEL
XL- MP45H Micro Component System consisting of XL- MP45H
(main unit) and CP- XL45H (speaker system).
• In the interests of user-safety the set should be restored to its original
condition and only parts identical to those specified should be used.
• Note for users in U.K.
Recording and playback of any material may require consent,
which SHARP is unable to give. Please refer particularly to the
provisions of Copyright Act 1956, the Dramatic and Musical
Performers Protection Act 1956, the Performers Protection Acts
1963 and 1972 and to any subsequent statutory enactments and
orders.
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
XL-MP45H
No. SY379XLMP45H/
Page
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Summary of Contents for Sharp XL-MP45H
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Page 1: Table Of Contents
This Service Manual is for the XL-MP45H, which is a minor modification model of the XL-MP35H. This Service Manual, therefore, describes only the changed points from the Service Manual. Please refer to the XL-MP35H Service Manual (SY378XLMP35H/) together with this Service Manual. -
Page 2: Safety Precaution For Service Manual
XL-MP45H SAFETY PRECAUTION FOR SERVICE MANUAL Precaution to be taken when replacing and servicing the Laser Pickup. The AEL (Accessible Emission Level) of Laser Power Output for this model is specified to be lower than Class I Requirements. However, the following precautions must be observed during servicing to protect your eyes against exposure to the Laser beam (1) When the cabinet has been removed, the power is turned on without a compact disc, and the Pickup is on a position outer than the lead-in position, the Laser will light for several seconds to detect a disc. -
Page 3: Specifications
XL-MP45H FOR A COMPLETE DESCRIPTION OF THE OPERATION OF THIS UNIT, PLEASE REFER TO THE OPERATION MANUAL. SPECIFICATIONS General CD player Power source AC 230 V, 50 Hz Type Compact disc player Power Power on: 26 W Signal readout Non-contact, 3-beam semiconductor laser... -
Page 4: Names Of Parts
XL-MP45H NAMES OF PARTS 1. Disc Compartment 2. Disc Eject Button 3. Volume Control 4. Cassette Compartment 5. Headphone Socket 6. On/Stand-by Button 7. Function Selector Button 8. Disc or Tape Stop, Tuning Down Button 9. Disc Play or Pause, Tape Play, Tuning Up Button 10. -
Page 5: Disassembly
XL-MP45H DISASSEMBLY Caution on Disassembly Follow the below-mentioned notes when disassembling (D2)x2 (D3)x1 the unit and reassembling it, to keep it safe and ensure Tape (D1)x1 excellent performance: Mechanism ø3x10mm 1. Take cassette tape and compact disc out of the unit. - Page 6 XL-MP45H (J1)x4 ø2.4x10mm CD PWB (J2)x1 ø2.6x10mm Open/Close Top Cabinet Switch PWB (J3)x1 (J4)x1 CD Mechanism Figure 6-1 (K1)x4 ø2.6x10mm Top Cabinet CD Mechanism Figure 6-2 – 6 –...
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Page 7: Adjustment
XL-MP45H ADJUSTMENT MECHANISM SECTION TUNER SECTION • Driving Force Check fL: Low-range frequency fH: High-range frequency Torque Meter Specified Value • AM IF/RF Play: TW-2412 Over 80 g Signal generator: 400 Hz, 30%, AM modulated • Torque Check Frequency Frequency... -
Page 8: Notes On Schematic Diagram
XL-MP45H NOTES ON SCHEMATIC DIAGRAM • Resistor: • The indicated voltage in each section is the one measured To differentiate the units of resistors, such symbol as K and by Digital Multimeter between such a section and the chas- M are used: the symbol K means 1000 ohm and the symbol sis with no signal given. -
Page 9: Waveforms Of Cd Circuit
XL-MP45H WAVEFORMS OF CD CIRCUIT Stopped Stopped 1999/04/07 09:51:15 CH1=500 mV CH3=500 mV 500 ms/div CH1=200 mV CH2=500 mV 500 ms/div DC 10:1 DC 10:1 (500 ms/div) DC 10:1 DC 10:1 (500 ms/div) NORM:20 kS/s NORM:20 kS/s IC801 21 IC801 21... -
Page 10: Block Diagram
XL-MP45H FM MUTE LEVEL SWITCHING T302 VR351 VD301-1 10K(B) AM ANT R_MUTE Q351 SVC348S L354 AM OSC OUT LOW PASS X351 FILTER 456kHz CNP301 14 13 L341 BALUN IC303 T306 ANTENNA FM IF DET./FM MPX./AM IF AM OSC. VD301-2 SOCKET... - Page 11 XL-MP45H DATA SO401 VIDEO/AUX IN FM ST AUX R TO DISPLAY CD+B P MUTE P-STB CNS704 P-CONTR REC R CH R-CH OUT TAPE R TUN R CD R IC401 LOGIC LC75342M FUNCTION/VOLUME EQUALISER A_12V CD L TUN L TAPE L...
- Page 12 XL-MP45H X801 16.9344 MHz 43 44 VDD5 RFVDD DRF 67 ADAVDD *RES *WRQ VVDD IC801 VREF LC78646E SERVO/SIGNAL CONTROL FIN1 A XVDD FIN2 B RVDD TIN1 E FOCUS COIL TIN2 F TRACKING COIL RCHO 45 Q801 LCHO CD PICKUP UNIT...
- Page 13 XL-MP45H SW801 CNP702 CD LID OPEN/ CLID-SW CLOSE CE-CDDSP RESET CD-CLK CD-DATA TO MAIN SECTION CD-CMD FSYNC CE-MP3DSP 80 79 78 76 75 74 73 LRSY MADRS0 ADDATA ADBCK MADRS7 ADLRCK A0~A9 MADRS8 C2FIN MADRS9 CKOUT UCAS UCAS CKOUT LCAS...
- Page 14 XL-MP45H LCD701 FL DISPLAY COM3 CNS702 CLID-SW SW-CLID CE-CDDSP COM0 0-CD_CE RESET CD/RST CD-CLK 0-CD_CLK CD-DATA 1-CD_DATA CD CMD 0-CD-CMD 1-CD_WRQ FSYNC 1-MP3_FSYNC X701 CE-MP3DSP 8MHz 0-MP3_CE 1-CD_DRF X702 32.768kHz SW702-SW704 IC701 1-RDS-CLK SW707-SW709 1-RDS-CLK KEY1 IX0073SJ SW705,SW706 1-RDS-DATA 1-RDS-DATA...
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Page 15: Schematic Diagram
XL-MP45H MAIN PWB-A1(1/3) POWER SECTION SO401 VIDEO/AUX IN R406 AUX R R-CH C408 10/16 C406 10/16 C404 10/16 L-CH C402 10/16 R405 R416 C340 0.001 R402 TUN R 3.3K CD L C401 10/16 TUN L TUN L C403 10/16 R415 R401 3.3K... - Page 16 XL-MP45H MAIN PWB-A1(2/3) TUNER SECTION FM SIGNAL AM SIGNAL AM ANT AM TRACKING FM MUTE LEVEL VR351 T302 L353 D301 C329 1N4148 0.022 AM BAND COVERAGE fL D302 1N4148 L341 24 23 BALUN C335 560P T306 AM OSC D303 FE301 1N4148 2.1V...
- Page 17 XL-MP45H CNP704 IC303 RDS CLK LA1832S RDS DATA FM IF DET./FM MPX./AM IF LOW PASS C374 0.022 FILTER STEREO L354 FM ST 4.7V (0V) R361 C371 1/50 R362 CD+B C372 P MUTE 1/50 P-STB 19 18 15 14 R366 2.3V 2.2K...
- Page 18 XL-MP45H MAIN PWB-A1(3/3) TAPE SECTION R115 TAPE MECHANISM Ass'y (217) Q103 R101 Q101 R117 2HC1815 GR 2HC1815 GR RECORD/PLAYBACK C129 1.5V HEAD (0V) C101 C113 4.7/25 0.001 4.7/25 L-CH C115 0.0022 R126 R140 5.6K 0.3V C121 Q104 Q102 (8.3V) 2HC1815 GR 2HC1815 GR...
- Page 19 XL-MP45H REC L REC R TAPE R R111 R105 2.2K TAPE L R103 R107 150K R109 Q105 2HC1815 GR C129 0.7V 3.9K C109 C111 C107 0.015 4.7/25 10/16 47/16 R131 4.7K C115 A_GND .0022 R134 100K C130 10.2V C118 R141 4.7/25...
- Page 20 XL-MP45H CD SERVO PWB-A2 CD SIGNAL C817 C821 R831 C822 0.047 C823 C841 D803 C824 C842 C825 DZ5.1BSB 100P 100/6.3 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61...
- Page 21 XL-MP45H CNP702 CLID-SW R854 CE-CDDSP CFW751 R855 2.2K RESET R856 R857 CD-CLK 2.2K R858 CD-DATA CD-CMD R859 2.2K R860 FSYNC R861 R862 2.2K CE-MP3DSP R863 SWITCH R994 L804 6.8K Core PWB-A5 C838 R995 6.8K 12P(CH) C954 JP827 R996 C839 6.8K...
- Page 22 XL-MP45H DISPLAY PWB-A3 SW707 REC/ PAUSE R769 SW708 <<REW PRESET DOWN SW709 R768 RX701 FF>> GP1U281X PRESET UP REMOTE SW704 R767 SENSOR PLAY/ CD PAUSE TUNING UP SW703 R766 STOP/ 6.8K BASS/ CLEAR TREBLE TUNING DOWN R765 SW705 3.9K SW702...
- Page 23 XL-MP45H LCD701 FL DISPLAY C721 0.01 IC701 1-TP_RUN_PULSE (B-CNA) R747 IX0073SJ 0-BIAS_TP R746 (B-CAN) SYSTEM R745 0-BIAS_TP MICROCOMPUTER 0-REC/PB R744 0-MOTOR_TP R743 0-MOTOR_TP 0-SOL_TP R742 0-SOL_TP2 R737 U_CON5V 0-BACK_LIGHT 2.2K D_GND 0-CD_ON R740 A-12V R739 0-PA_ON 0-POWER JOG(B) C720 0.01 C719 0.01...
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Page 24: Wiring Side Of P.w.board
XL-MP45H R374 R373 X352 D308 R391 C391 R372 FE301 R365 R392 C380 R371 CHASSIS C395 R385 R380 R359 R386 C387 R384 R360 C396 R382 C394 R387 R343 L351 C376 ZD351 C393 C390 SO301 C341 FM ANTENNA SOCKET R345 C370 C378... - Page 25 XL-MP45H MAIN PWB-A1 R106 Q105 B C E C110 Q106 R533 R111 R131 B C E C391 R534 R113 R132 C395 R112 R114 C111 Q521 E C B C118 C396 IC102 R103 12 10 8 6 4 2 C527 ZD351...
- Page 26 XL-MP45H CD MECHANISM UNIT(218) CFW801 CD PICKUP UNIT R816 R817 CNS803 R818 C808 FB802 SPINDLE MOTOR C813 FB801 CNW805 CNS605 PICKUP IN MAIN PWB CNP605 FB803 P25 7-E SLED MOTOR COR1 C848 R851 C845 MECHANISM PWB C844 4 3 2 1...
- Page 27 XL-MP45H CD SERVO PWB-A2 W801 Q801 R808 B C E R816 C806 R819 R817 R812 R809 D803 CNS801 CNS803 C805 C803 R820 C802 C843 C825 C830 C832 C828 Q802 C831 R864 R822 R838 C827 C824 R818 R823 C823 IC801 C822...
- Page 28 XL-MP45H LED PWB-A6 R777 R779 LED718 LED712 R778 LED715 LED713 LED714 LED711 LED716 LED717 LED719 R764 L701 C713 R731 C710 C719 C718 C717 R732 R783 C714 C727 C712 C715 D703 R726 R721 D704 RX701 C708 REMOTE SENSOR IC701 R772 Q701...
- Page 29 XL-MP45H TO MAIN POWER PWB-B CHASSIS CNW654 C660 C665 C696 CNP707 D688 CNP653 IC681 CNP652 C695 C688 C689 C683 TO TAPE MECHANISM D652 CHASSIS C651 C652 D651 F651 T2.5A L 250V D654 C654 D653 C653 AC 230V,50Hz T651 POWER TRANSFORMER...
- Page 30 XL-MP45H — M E M O — – 30 –...
- Page 31 “HOW TO ORDER REPLACEMENT PARTS” To have your order filled promptly and correctly, please furnish the For U.S.A. only following information. Contact your nearest SHARP Parts Distributor to order. 1. MODEL NUMBER 2. REF. No. 3. PART NO. 4. DESCRIPTION For location of SHARP Parts Distributor, Please call Toll-Free;...
- Page 32 XL-MP45H PRICE PRICE PARTS CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK INTEGRATED CIRCUITS TRANSFORMERS IC101 VHIBA3126N/-1 AF Head Selector,BA3126N IC102 VHIBA3311L/-1 AK REC./P.B.Equaliser Amp., T302 RCILA0007SJZZ AG AM Antenna BA3311L T306 RCILB0009SJZZ AG AM OSC. IC302 VHILC72131/-1 AP PLL (Tuner),LC72131...
- Page 33 XL-MP45H PRICE PRICE DESCRIPTION PARTS CODE PARTS CODE DESCRIPTION RANK RANK AA 0.001 µF,50V AA 0.0033 µF,50V C356 VCKYCY1HB102K C699 VCKYPA1HB332K AB 2.2 µF,50V,Electrolytic C357 RC-GZA225AF1H C701~704 VCCCCY1HH101J AA 100 pF (CH),50V AB 1 µF,50V,Electrolytic AA 0.1 µF,25V C358 RC-GZA105AF1H...
- Page 34 XL-MP45H PRICE PRICE DESCRIPTION PARTS CODE PARTS CODE DESCRIPTION RANK RANK R109,110 VRS-CY1JB392J AA 3.9 kohms,1/16W R623 VRS-CY1JB223J AA 22 kohms,1/16W R111,112 VRD-ST2CD222J AA 2.2 kohms,1/6W R624 VRD-ST2EE102J AA 1 kohm,1/4W R113,114 VRS-CY1JB332J AA 3.3 kohms,1/16W R625 VRS-CY1JB103J AA 10 kohm,1/16W...
- Page 35 AG Side Panel,Left R997 VRS-CY1JB152J AA 1.5 kohms,1/16W GITAS0009SJSA AG Side Panel,Right R998 VRS-CY1JB101J AA 100 ohm,1/16W HBDGA1002SJSB AD SHARP Badge HDECQ0108SJSA AF Cassette Holder Window OTHER CIRCUITRY PARTS HDECQ0109SJSA AD CD Lid Window HDECQ0111SJSA AF LCD Window CFW301B QCNWN0221SJZZ J...
- Page 36 XL-MP45H PRICE PARTS CODE DESCRIPTION RANK PCOVS3003SJFW J AD Shield Cover PCOVS3009SJFW J AD Bracket,Terminal PCUSG0001AWSA J AD Cushion (GREEN) PCUSG0003SJZZ AC Cushion,Leg PCUSG0004AWSA J AD Cushion (BROWN) PMAGF0002AWZZ J AE Magnet PRDAR0091SJFW J AD Heat Sink PRDAR0092SJFW J AF Heat Sink...
- Page 37 XL-MP45H PWB-A5 PWB-A6 609x2 PWB-A3 231x2 233x2 LCD701 603x2 603x7 603x2 217 217-1, 217-2,217-3, 217-4,217-5,217-6, 217-7,217-8,217-9, 217-10,217-11 PWB-A2 604x4 603x4 602x2 PWB-A1 601x2 232x2 609x3 238x2 PWB-B 238x2 PWB-A4 607x2 608x3 Q607 Q605 Q604 BELT CONNECTION Motor FF/REW Silicon Clutch...
- Page 38 XL-MP45H –MEMO– – 7 –...
- Page 39 XL-MP45H –MEMO– – 8 –...
- Page 40 XL-MP45H © COPYRIGHT 2003 BY SHARP CORPORATION 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, recording, or otherwise, without prior written permission of the publisher.