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Sharp CD-XP700H Service Manual
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Sharp CD-XP700H Service Manual

Sharp CD-XP700H Service Manual

Mini component system
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SAFETY PRECAUTION FOR SERVICE MANUAL ........................................................................................................... 2
IMPORTANT SERVICE NOTES (FOR U.K. ONLY) .......................................................................................................... 2
SPECIFICATIONS ............................................................................................................................................................. 3
NAMES OF PARTS ........................................................................................................................................................... 4
DISASSEMBLY .................................................................................................................................................................. 6
REMOVING AND REINSTALLING THE MAIN PARTS ..................................................................................................... 9
ADJUSTMENT ................................................................................................................................................................. 10
NOTES ON SCHEMATIC DIAGRAM .............................................................................................................................. 14
TYPES OF TRANSISTOR AND LED ............................................................................................................................... 14
BLOCK DIAGRAM ........................................................................................................................................................... 15
SCHEMATIC DIAGRAM / WIRING SIDE OF P.W.BOARD ............................................................................................. 18
VOLTAGE ........................................................................................................................................................................ 36
WAVEFORMS OF CD CIRCUIT ....................................................................................................................................... 37
TROUBLESHOOTING ..................................................................................................................................................... 38
FUNCTION TABLE OF IC ................................................................................................................................................ 42
FL DISPLAY ..................................................................................................................................................................... 53
WIRING OF PRIMARILY SUPPLY LEADS (FOR U.K. ONLY) ....................................................................................... 54
REPLACEMENT PARTS LIST/EXPLODED VIEW
SERVICE MANUAL
MODEL
CD-XP700H Mini Component System consisting of CD-XP700H
(main unit) and CP-XP700H (speaker system).
CONTENTS

SHARP CORPORATION

MINI COMPONENT SYSTEM
CD-XP700H
• In the interests of user-safety the set should be restored to its
original condition and only parts identical to those specified 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.
CD-XP700H
No. S4231CDXP700H
Page

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  • Page 1: Table Of Contents

    • 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.
  • Page 2 CD-XP700H (E2)x2 (L1)x3 Loading Tray (E3)x1 (E1)x2 ø3x10mm (E2)x1 (F3)x1 Front Panel (F2)x1 (E4)x1 Power PWB Transformer Headphones (L1)x3 Main PWB (F2)x1 Figure 7-4 (F1)x2 ø3x10mm (M1)x2 ø3x10mm Figure 7-1 Loading Tray CD Servo (G2)x1 (M3)x2 Front Panel Display PWB...
  • Page 3 CD-XP700H CP-XP700H REMOVAL PROCEDURE FIGURE STEP Woofer 1. Front Panel ..... (A1) x1 2. Screw ...... (A2) x4 Tweeter 1. Screw ...... (B1) x2 (A1)x1 Tweeter (B1)x2 ø3x10mm Screwdriver Speaker Box Speaker Box Ass'y Ass'y Driver should Woofer be pried away from Speaker Box.

  • Page 4: Removing And Reinstalling The Main Parts

    CD-XP700H REMOVING AND REINSTALLING THE MAIN PARTS TAPE MECHANISM SECTION TAPE 2 Clutch Ass'y Perform steps 1 to 6 and 8 of the disassembly method to remove the tape mechanism. Record/Playback Head How to remove the record/playback and erase heads (TAPE 2) (See Fig. 9-1) 1.

  • Page 5: Adjustment

    CD-XP700H CD MECHANISM SECTION Loading Loading Perform steps 1, 2, 3, 10, 11, 12 and 13 of the disassembly Motor PWB Motor method to remove the CD mechanism. Loading Tray How to remove the loading motor (See Fig. 10-1) (A1)x5 1.

  • Page 6: Tuner Section

    CD-XP700H CD SECTION TUNER SECTION • Adjustment fL: Low-range frequency Since this CD system incorporates the following automatic fH: High-range frequency • AM IF/RF adjustment functions, readjustment is not needed when replacing the pickup. Therefore, different PWBs and pickups Signal generator: 400 Hz, 30%, AM modulated can be combined freely.

  • Page 7: Test Mode

    CD-XP700H TEST MODE • Setting the test mode Any one of test mode can be set by pressing several keys as follows. <X-BASS> + <CD> + <POWER> TEST: CD operation test. Function: -CD test mode. -Enter test mode. T E S T IL isn't done OPEN/CLOSE operation is using manual.
  • Page 8 CD-XP700H Standard Specification of Stereo System Error Message Display Contents Error Contents DISPLAY Notes TAPE Mechanism Error. 'ER-TA**' 00: Tape Mechanism Error. 01: Initial Error. Pickup Mechanism Error. 'ER-CD**' 01: PU-IN SW Detection NG. CD Changer Mechanism Error. 'ER-CD**' 10: Changer Error.

  • Page 9: Notes On Schematic Diagram

    CD-XP700H 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 10: Block Diagram

    CD-XP700H 75 76 FSYNC LRSY ADDATA CMDOUT ADBCK INTB ADLRCK LC78683E DVDD1 C2FIN DVDD2 CKIN(16M) DVDD3 DECODER +3.3V CKOUT DVDD4 DATACK DATAIN DVDD5 11 10 DVDD6 FSYNC CMDOUT CASUB CASLB INTB IX0542AW 41 , 42 , 50 , MP3 SUB MICROCOMPUTER 4.19 MHz...
  • Page 11 CD-XP700H ZD351 FE301 5.1V FM IF SO301A FM FRONT END FM ANTENNA AMP. 10.7 MHz TERMINAL Q301 CF302 CF301 CF351 X351 450 kHz 456 kHz T351 CF352 AM IF PHASE FM/AM (FM/AM) MPX IN AM LOOP ANTENNA L354 LOW PASS LOW...
  • Page 12 CD-XP700H FL701 FL DISPLAY TO CD SECTION TAPE MECHANISM Q705 ASS'Y +B10 +B10 RX701 40 25 13 REMOTE SENSOR +B10 +B10 VLOAD AVDD IC701 SW701~SW705 IX0541AW SW711~SW725 SYSTEM SW727~SW729 MICROCOMPUTER 1 2 4 5 6 7 8 11 12 16 1 7 20 21 22 23 24...
  • Page 13 CD-XP700H R601 R602 C652 C651 220P 220P IC601 C653 LC75341 BI601 220P CNS601 C601 R-CH AUDIO PROCESSOR 220/16 TO CD A_GND SERVO L-CH Q603,604: SYSTEM MUTE P27 12 - F D_GND R605 10K C609 1/50 CNP6 D_5V R613 VREF C603...
  • Page 14 CD-XP700H MAIN PWB-A1 (1/3) C602 0.022 C601 R693 220/16 L-CH R691 C691 R603 JK690 6.8K 390P VIDEO/ C690 AUX IN R690 390P 6.8K C603 22/50 R-CH R604 C610 R692 1/50 C608 CHASSIS R606 3.9K C606 C612 C614 1/50 0.0022 C616 4.7/50...
  • Page 15 CD-XP700H CHASSIS C302 0.001 L354 LOW PASS FILTER TP302 C342 R365 0.022 R358 3.9K R350 2.7K X351 C367 456 kHz AM TRACKING 1/50 T303 C331 0.047 C323 C330 0.022 C338 0.001 C332 0.022 AM ANTENNA 10 11 D301 AM BAND...
  • Page 16 CD-XP700H MAIN PWB-A1 (2/3) R370 L354 ASS FILTER TP302 C373 0.015 C371 1/50 RDS PWB-A4 C372 X351 1/50 456 kHz ICT21 LC72723 RT32 RDS DECORDER 6.8K CT23 CT25 CT29 22P(CH) RT24 0.022 RT31 XT21 4.332 MHz (CH) RT26 C358 ICT21...
  • Page 17 CD-XP700H IC901 – STK41221 POWER AMP. C907 L902 0.29 µH R903 100P Q903 C905 KTC3199 GR 22/50 R912 R917 ZD902 ZD903 Fusible R918 0.1(3W) DZ150BSB R934 DZ15BSB (1/4W) C917 1.5K C925 R905 0.022(ML) 47/50 R919 R925 R926 R910 1.8K D906 1.5K...
  • Page 18 CD-XP700H MAIN PWB-A1 (3/3) FM SIGNAL L902 0.29 µH R948 CNP971 Q903 KTC3199 GR 4.7(1/2W) R942 390(2W) R943 390(2W) – C930 R944 R945 MOTOR 47/50 R934 1.5K D912 1.5K R1_OUT R949 CNS971 DS1SS133 C925 HEADPHONES 47/50 R947 L1_OUT Q906 PWB-B2...
  • Page 19 CD-XP700H DISPLAY PWB-B1 FL701 FL DISPLAY R794 45 44 43 42 41 40 39 38 37 36 35 34 33 32 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12...
  • Page 20 CD-XP700H 12 11 10 9 8 7 6 5 4 3 2 1 R795 C701 1/50 93 94 95 96 97 98 99 R763 R701 R702 T-BIAS 0dBATT R703 T_T1/T2 R704 SA_STB REC/PLAY R705 CD RESOUT R706 SPAN R708 RESET...
  • Page 21 CD-XP700H CD SERVO PWB-C 100P(CH) 100P(CH) 100P(CH) CD SIGNAL 100P(CH) PICKUP UNIT 100P(CH) 0.022 CNP1 4.7K VREF VREF 0.047 1.2K 2.2K 8.2K 2.2K 8.2K 0.047 0.001 SLCO SLCIST EFMIN ASDFIN 0.001 0.0027 DATA ASDACK RFVDD DATACK RSVSS ASLRCK LRSY CK(16MOUT)
  • Page 22 CD-XP700H CNP5 IX0542AW MP3 SUB MICROCOMPUTER FCLK 47/10 4.19 MHz 0.01 2.2K CNP7 0.001 2.2K CDEMPH SYS-DI MP3-RES SYS-DO SYS-CL IX0542AW SYS-CE INTB 2.2K CD RES AVDD MP3 DI AVSS MP3 DO AVREF CLAMP SW O/C, 0.01 1 2 3 4...

  • Page 23: Voltage

    CD-XP700H VOLTAGE IC101 IC601 IC701 NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE 1.6 V 3.7 V 4.85 V 4.93 V 1.7 V 3.25 V 1.0 V 3.7 V 4.78 V 4.93 V...

  • Page 24: Waveforms Of Cd Circuit

    CD-XP700H 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 IC1 21 IC1 21...

  • Page 25: Troubleshooting

    CD-XP700H TROUBLESHOOTING When the CD does not function When the CD section does not operate when the objective lens of the optical pickup is dirty, this section may not operate. Clean the objective lens, and check the playback operation. When this section does not operate even after the above step is taken, check the following items.
  • Page 26 CD-XP700H Stopped (1) Focus-HF system check. CH1=500 mV CH3=500 mV 500 ms/div DC 10:1 DC 10:1 (500 ms/div) NORM:20 kS/s Although a CD is inserted and the cover is closed, "NO DISC" is displayed. Press the OPEN/CLOSE switch (SW1) without inserting a disc, and try starting the playback operation.
  • Page 27 CD-XP700H (2) Tracking system check. Check the TE waveform at pin 15 on IC1. The tracking servo is not activated. If the waveform shown in Figure 40-1 appears and soon after Check the peripheral circuits at pins 14, 15 and 20 on IC1, and NO DISC appears ? CNS1A/B.
  • Page 28 CD-XP700H (4) PLL system check. Stopped 1999/04/05 17:33:17 CH1=500 mV CH3=1 V CH4=1 V 500 ms/div DC 10:1 DC 10:1 DC 10:1 (500 ms/div) NORM:20 kS/s When a disc is loaded, start play operation. PDO1 The HF waveform is normal, but the TOC data cannot be PDO2 read.

  • Page 29: Fl Display

    CD-XP700H FL DISPLAY FL701 VVKNA09SS29-1 GRID ASSIGNMENT X-BASS REC ST SLEEP TP TI PTYIPTY MHz TA MEMORY h j k (1G~8G) ANODE CONNECTION X-BASS PTYI MEMORY PRO LOGIC SLEEP – 53 –...

  • Page 30: Wiring Of Primarily Supply Leads (For U.k. Only)

    CD-XP700H WIRING OF PRIMARILY SUPPLY LEADS (FOR U.K. ONLY) If any one of the bands shown in Fig. 54 is removed for some reason, be sure replace it to the original position and same appearance as before. Power PWB Nylon Band,80mm...

  • Page 31: Parts Guide

    CD-XP700H PARTS GUIDE MINI COMPONENT SYSTEM CD-XP700H MODEL CD-XP700H Mini Component System consisting of CD-XP700H (main unit) and CP-XP700H (speaker system). “HOW TO ORDER REPLACEMENT PARTS” To have your order filled promptly and correctly, please furnish the For U.S.A. only following information.
  • Page 32 CD-XP700H PRICE PRICE PART CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK FILTERS CD-XP700H CF301,302 RFILF0072AFZZ AG FM IF INTEGRATED CIRCUITS CF351 RFILF0003AWZZ AK FM IF CF352 RFILA0009AWZZ AE AM IF VHILC78645NE1 AY CD Servo,LC78645NE VHIM63001FP-1 AX Focus/Tracking/Spin/Sled Driver, TRANSFORMERS M63001FP...
  • Page 33 CD-XP700H PRICE PRICE DESCRIPTION DESCRIPTION PART CODE PARTS CODE RANK RANK AA 0.01 µF,16V VCKYCY1CB103K J C383 VCCSBT1HL470J AA 47 pF,50V AB 0.1 µF,16V AA 0.001 µF,50V VCKYCY1CB104K J C384 VCKYMN1HB102K J AA 0.01 µF,16V AA 0.01 µF,16V VCKYCY1CB103K J...
  • Page 34 CD-XP700H PRICE PRICE PART CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK AB 0.022 µF,50V,Mylar C919 VCQYKA1HM223K J R112 VRD-MN2BD153J AA 15 kohms,1/8W AN 3300 µF,71V,Electrolytic C920 RC-EZ0029AWZZ R113,114 VRD-ST2CD102J AA 1 kohm,1/6W AE 4700 µF,35V,Electrolytic C921,922 RC-EZ0061AWZZ R115,116 VRD-ST2CD560J AA 56 ohms,1/6W AN 3300 µF,71V,Electrolytic...
  • Page 35 CD-XP700H PRICE PRICE DESCRIPTION DESCRIPTION PART CODE PARTS CODE RANK RANK R706 VRD-ST2CD102J AA 1 kohm,1/6W R944,945 VRD-ST2EE152J AA 1.5 kohms,1/4W R708 VRD-ST2CD102J AA 1 kohm,1/6W R946 VRD-ST2CD473J AA 47 kohms,1/6W R709~715 VRD-MN2BD102J AA 1 kohm,1/8W R947 VRD-ST2CD153J AA 15 kohms,1/6W...
  • Page 36 CD-XP700H PRICE PRICE PART CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK FW804 QCNWN1918AWZZ J AD Flat Wire,4Pin 201- 7 GDORF0113AWSA J AE Holder,Cassette [Tape 2] HLD803 QCNCW019EAWZZ J AB Holder,Flat Wire 201- 8 HDECQ0834AWSA J AE Panel,Cassette [Tape 1] HLD804A/B...
  • Page 37 CD-XP700H PRICE PRICE DESCRIPTION DESCRIPTION PART CODE PARTS CODE RANK RANK 1 245 QACCE0008AW00 J AG AC Power Supply Cord CP-XP700H QCNWN1860AWZZ J AC Lug Wire 1 247 QFSHD0001AWZZ J AB Holder,Fuse 92LCSPR1431C AA Spring,Ring SPEAKER BOX PARTS 92LMT0304302 AB Plate,Metal...
  • Page 38 CD-XP700H CD-XP700H 306-2 306-1 306-3 703x2 305x2 PWB-D Figure 7 CD MECHANISM EXPLODED VIEW – 7 –...
  • Page 39 CD-XP700H CD-XP700H BELT CONNECTION PWB-A4 202-1 PWB-A1 FF/REW Tape FF/REW ROLLER Motor ROLLER 615x3 ASS'Y ASS'Y 617x2 IC851 FLYWHEEL FLYWHEEL IC852 ASS'Y ASS'Y MAIN BELT IC853 TAPE2 TAPE1 Silicon Grease 614x11 614x2 614x3 202-2 610x5 230 611x2 Silicon Grease 608x16...
  • Page 40 CD-XP700H CD-XP700H 609x2 MECHANISM 609x2 PWB-E 619x2 PWB-C Figure 9 CABINET EXPLODED VIEW (2/2) – 9 –...
  • Page 41 CD-XP700H CP-XP700H SP3, 4 TWEETER SP3, 4 C1, 2 TWEETER Capacitor 2.7 µF, 100 V(N.P.) – C1, 2 Capacitor 2.7 µF, 100 V(N.P.) SP1, 2 WOOFER – SP1, 2 WOOFER SP3, 4 907x2 904x2 C1, 2 SP1, 2 904x2 908x4 Figure 10 SPEAKER EXPLODED VIEW –...

  • Page 42: Packing Method (For U.k. Only)

    CD-XP700H PACKING METHOD (FOR U.K. ONLY) CD-XP700H Setting position of switches and knobs SPAKC1383AWZZ Packing Case Tape Mechanism STOP SPAKA0388AWZZ Packing Add. TLABZ0159AWZZ Label,Feature [Tape 1] SPAKP0013AWZZ Polyethylene Bag, Unit TLABZ1134AWZZ Label,Feature [Tape 2] SSAKA0007AWZZ Polyethylene Bag, TLABZ0605AWZZ Label,Saving Energy...
  • Page 43 CD-XP700H –– MEMO –– – 12 –...
  • Page 44 CD-XP700H © COPYRIGHT 2002 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.

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