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Sharp CD-ES700 Service Manual
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Sharp CD-ES700 Service Manual

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See also: Operating Manual
[1]
Specifications ......................................... . ....... 1-1
[2]
Names of parts ....................................... . ....... 1-2
[1]
Mechanism section ................................ . ....... 2-1
[2]
Tuner section ......................................... . ....... 2-1
[3]
CD section.............................................. . ....... 2-4
[4]
CD Changer mechanism section ........... . ....... 2-5
CHAPTER 3. MECHANISM BLOCKS
[1]
Caution on disassembly ......................... . ....... 3-1
[2]
[1]
CD Block diagrams ................................ . ....... 4-1
[2]
Main Block diagrams.............................. . ....... 4-2
[1]
Notes on schematic diagram.................. . ....... 5-1
[2]
Types of transistor and LED................... . ....... 5-1
[3]
Waveforms of CD circuit ........................ . ....... 5-2
[4]
Voltage ................................................... . ....... 5-3
Parts marked with "
" are important for maintaining the safety of the set. Be sure to replace these parts with specified ones for
maintaining the safety and performance of the set.
SERVICE MANUAL
CONTENTS

SHARP CORPORATION

No. S5428CDES700/
MINI COMPONENT SYSTEM
CD-ES700
MODEL
CD-ES700 Mini Component System consisting of CD-ES700
(main unit) and CP-ES700 (speaker system).
CD-ES77
MODEL
CD-ES77 Mini Component System consisting of
CD-ES77 (main unit) and CP-ES77 (speaker sys-
tem).
In the interests of user-safety the set should be restored to its
original condition and only parts identical to those specified be
used.
[1]
Wiring side of PWB........................................6-1
[2]
Schematic diagram ........................................6-7
[1]
Troubleshooting .............................................7-1
[1]
Function table of IC .......................................8-1
[2]
FL Display.................................................... 8-11
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
CD-ES700/CD-ES77

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  • Page 1: Table Of Contents

    CD-ES700/CD-ES77 SERVICE MANUAL No. S5428CDES700/ MINI COMPONENT SYSTEM CD-ES700 MODEL CD-ES700 Mini Component System consisting of CD-ES700 (main unit) and CP-ES700 (speaker system). CD-ES77 MODEL CD-ES77 Mini Component System consisting of CD-ES77 (main unit) and CP-ES77 (speaker sys- tem). In the interests of user-safety the set should be restored to its original condition and only parts identical to those specified be used.
  • Page 2 CD-ES700/CD-ES77 IMPORTANT SERVICE NOTES BEFORE RETURNING THE AUDIO PRODUCT BEFORE RETURNING THE AUDIO PRODUCT (Fire & Shock Hazard) VTVM Before returning the audio product to the user, perform the following AC SCALE safety checks. 1. Inspect all lead dress to make certain that leads are not pinched or that hardware is not lodged between the chassis and other metal 1.5 kohms...

  • Page 3: Chapter 1. General Description

    CD-ES700/CD-ES77 CD-ES700/CD-ES77 CD-ES700/CD-ES77 Service Manual CD-ES700/CD-ES77 Market CHAPTER 1. GENERAL DESCRIPTION [1] Specifications FOR A COMPLETE DESCRIPTION OF THE OPERATION OF THIS UNIT, PLEASE REFER TO THE OPERATION MANUAL. CD-ES700/CD-ES77 Tuner General Power source AC 120 V, 60 Hz Frequency range FM: 87.5 - 108.0 MHz...

  • Page 4: Names Of Parts

    CD-ES700/CD-ES77 [2] Names of parts CD-ES700/CD-ES77 Front panel 1. Disc Trays 2. Timer Indicator 3. Power On/Stand-by Button 4. CD Track Up or Fast Forward, Tape 2 Fast Forward, Tuner Preset Up, Time Up Button 5. Clock/Timer Button 6. Tuning Up Button 7.

  • Page 5: Remote Control 1

    CD-ES700/CD-ES77 Remote control 1. Remote Control Transmitter 2. Disc Number Select Buttons 3. Disc Direct Search Buttons 4. CD Clear/Dimmer Button 5. Memory/Set Button 6. CD Track Down or Fast Reverse, Tape 2 Rewind, Tuner Preset Down, Time Down Button 7.

  • Page 6: Chapter 2. Adjustments

    CD-ES700/CD-ES77 CD-ES700/CD-ES77 CD-ES700/CD-ES77 Service Manual CD-ES700/CD-ES77 Market CHAPTER 2. ADJUSTMENTS • FM RF Signal generator: 1 kHz, 40 kHz dev., FM modulated [1] Mechanism section Test Frequency Frequency Setting/ Instrument Stage Display Adjusting Connection • Driving Force Check Point FM Band —...
  • Page 7 CD-ES700/CD-ES77 [3] TEST MODE • Setting the test mode During stand-by mode, press ON/STAND-BY button while pressing down the button and X-BASS/DEMO button. then, press the CD button to enter the test mode. T E S T IL isn’t done OPEN/CLOSE operation is using manual.
  • Page 8 CD-ES700/CD-ES77 <<MEMORY>> key input. Laser ON. <<MEMORY>> key input. Tracking OFF play at that specific point. <<MEMORY>> key input. Tracking ON play from that specific point. <<MEMORY>> key input. Adjustment result automatically will display as below for each 2 sec : a) "FOF_XXXX"...

  • Page 9: Cd Section

    CD-ES700/CD-ES77 [4] CD section CD Error code description Error Explanation When Pickup set inner position, inner switch cannot detect 'ON' level for 10 secs. CAM error. Can't detect CAM switch when CAM is moving. When it detect cam operation error during initialize pro- cess.

  • Page 10: Cd Changer Mechanism Section

    CD-ES700/CD-ES77 [5] CD Changer mechanism section • A number in the drawing sheet is the number of the parts guide (CHANGER MECHANISM PARTS). HALF GEAR MUST ARRANGE AS SHOWN 2 – 5...
  • Page 11 CD-ES700/CD-ES77 APPLY SANKOL BEFORE FIX FIX ITEM 1 ACCORDING TO THE SHOWN PICTURE ABOVE ROTATE MODE BIG GEAR UNTIL REACH AS SHOWN IN PICTURE 2 – 6...
  • Page 12 CD-ES700/CD-ES77 APPLY GREASE PULL THE LEVER UNITIL REACH THE ARROW MARK 2 – 7...
  • Page 13 CD-ES700/CD-ES77 FIGURE 2 FIGURE 1 APPLY GREASE SLOT CLAMP SW ARM INSIDE BASE SLOT 2 – 8...
  • Page 14 CD-ES700/CD-ES77 APPLY GREASE AT BOTTOM SIDE OF GEAR FOLLOW MARKING NO NEED APPLY GREASE AT BOTTOM SIDE APPLY GREASE AT TOP SIDE OF GEAR FOLLOW MARKING OTHER THAN FIGURE 1 DIRECTION ALL N.G BLACK MARK FIGURE 1 2 – 9...
  • Page 15 CD-ES700/CD-ES77 APPLY GREASE AT HALF GEAR AREA ROTATE CLOCKWISE UNTIL REACH HERE (MAXIMUM) 2 – 10...
  • Page 16 CD-ES700/CD-ES77 CHANGE COLOR TO BLACK 2 – 11...
  • Page 17 CD-ES700/CD-ES77 TRAY BIG GEAR MUST FREE FROM GREASE THE SHOWN AREA CHANGE COLOR TO BLACK O . K GREASE APPLICATION LENGTH GREASE APPLICATION PORTION N . G TRAY BIG GEAR CHANGE COLOR TO BLACK SHOWN HOLE MUST FACING ARROW DIRECTION...
  • Page 18 CD-ES700/CD-ES77 APPLY GREASE AT BOTTOM SIDE ONLY TR-RE JOINT GEAR C APPLY GREASE ONLY AT TOP SIDE GEAR MUST FIX ACCORDING TO THE HOLE'S 2 – 13...
  • Page 19 CD-ES700/CD-ES77 2 – 14...
  • Page 20 CD-ES700/CD-ES77 APPLY GREASE WHEN FIXING ITEM 2 MUST FOLLOW AS SHOWN 2 – 15...
  • Page 21 CD-ES700/CD-ES77 FIGURE 1 FIGURE 2 APPLY GREASE APPLY GREASE SC141 FIGURE 3 2 – 16...
  • Page 22 CD-ES700/CD-ES77 ITEM 2 , 3 MUST APPLY GREASE ON TOP SIDE GEAR ONLY GEAR 112 GEAR 112 O . K N . G TOP VIEW AFTER FIX REVERSE N.G ASSY 2 – 17...
  • Page 23 CD-ES700/CD-ES77 APPLY GREASE BEFORE FIX MOVE 112 UNTIL TOUCH THE WALL DURING GEAR A ROTATE MUST PRESS SHOWN AREA AND LEVER B WILL MOVE ARROW DIRECTION THEN FIX PART 108 SCREW TORQUE +0.5 kgf-cm 803 x6 APPLY GREASE CONFIRM WHETHER...
  • Page 24 CD-ES700/CD-ES77 APPLY GREASE BEHIND THE LEVER NEED TO APPLY GREASE PULL IT THEN LEVER WILL MOVE IN 2 – 19...
  • Page 25 CD-ES700/CD-ES77 APPLY GREASE APPLY GREASE BEFORE FIX APPLY GREASE AT BOSS SPRING MUST ARRANGE UNDER THE HOOK O.K LR JOINT LEV BOARD R LR JOINT LEV BOARD R 2 – 20...
  • Page 26 CD-ES700/CD-ES77 ASSY REVERSELY N.G APPLY GREASE BIG SLOT MUST FACING OUT WHEN FIX & AFTER FIX TO BASE CHASSIS AFTER ASSY CONFIRM THE FREE DROP GEAR POSITION DURING FIXING 2 – 21...
  • Page 27 CD-ES700/CD-ES77 ASSY REVERSELY N.G APPLY GREASE BIG SLOT MUST FACING OUT WHEN FIX & AFTER FIX TO BASE CHASSIS AFTER ASSY CONFIRM THE FREE DROP GEAR POSITION DURING FIXING CONFIRM BOTH GEAR SIT PROPELY & LOCKED 2 – 22...
  • Page 28 CD-ES700/CD-ES77 AFTER FIX OUTER UP/DOWN LEVER HOLD SHOWN PORTION AND MOVE UP/DOWN THEN CONFIRM LEVER GO INSIDE THE HOLE OR NOT IF GO INSIDE HOLE IS O.K BIGGER SLOT FACING OUT IF NO GO INSIDE HOLE IS N.G BIGGER SLOT FACING OUT...
  • Page 29 CD-ES700/CD-ES77 BIG SLOT FACING OUT 2 – 24...
  • Page 30 CD-ES700/CD-ES77 PUSH THE LEVER ACCORDING TO ARROW DIRECTION THEN FIX WHEN FIX MAIN BASE ASSY FOLLOW ACCORDING TO O.K PICTURE MAKE SURE MECHA HOLDER SHAFT FIX PROPELY TO LEVER 2 – 25...
  • Page 31 CD-ES700/CD-ES77 APPLY SANKOL APPLY SANKOL ON TOP APPLY SANKOL INSIDE THE SLOT & OTHER SHOWN PORTION COSMO GUIDE TRAY HAVE MARKING AS SHOWN FIX TRAY NO 1 FIRST THAN FOLLOW OTHER APPLY SANKOL AT TRAY SLIDING PORTION 2 – 26...
  • Page 32 CD-ES700/CD-ES77 GEAR UP/DOWN BOARD APPLY GREASE AT INNER & OUTER GEAR SLIDING PORTION WHEN FIX GEAR UP/ DOWN BOARD THE TWO LEVER MUST AT PARALLEL LINE & POSITION AT TOP MAX SIDE AFTER ASSY GEAR UP/DOWN BOARD 2 – 27...
  • Page 33 CD-ES700/CD-ES77 SCREW TORQUE +0.5 kgf-cm 2 – 28...
  • Page 34 CD-ES700/CD-ES77 AFTER ASSY TOP PLATE FIX THE FFC FFC4 AFTER PUSH MAKE SURE SNAP PROPELY PRESS IN BACK PORTION AFTER FIX PUSH FOLLOW ARROW DIRECTION SLOT IN BEFORE LOCK AFTER LOCK BEFORE LOCK MUST CONFIRM AFTER LOCK BEFORE LOCK AFTER LOCK MUST CONFIRM 2 –...
  • Page 35 CD-ES700/CD-ES77 CAUTION 1. MAKE SURE NO PWB CHIP INSIDE SET .( BEFORE FIX MAKE SURE PWB NO DUST , GREASE & ETC ) 2 – 30...
  • Page 36 CD-ES700/CD-ES77 THE TWO SLOT MUST FREE FROM GREASE ASSEMBLY SEQUENCE APPLY GREASE BELOW THE MARKING FOR 1. APPLY GREASE TO MAIN BASE BOTH PORTION GREASE APPLICATION AREA ALL BOSS APPLY GREASE APPLY GREASE AT 3 HALF MOON APPLY GREASE APPLY GREASE...
  • Page 37 CD-ES700/CD-ES77 REFERENCE ONLY MOTOR GEAR HEIGHT FROM MAIN BASE 12.2 MOTOR SCREWING HOLE SCREW TORQUE + 0.5 MUST HAVE GAP M1,2 AFTER SCREW MOTOR, CONFIRM THE ARRANGEMENT AS IN FIGURE 2 FIGURE 2 APPLY GREASE 2 – 32...
  • Page 38 CD-ES700/CD-ES77 3.1 + 0.1 SHAFT X 3 DIM AFTER INSERTION APPLY SANKOL MUST CONFIRM EVERYDAY SANKOL APPLICATION AREA 109-2 APPLY GREASE AT THE SLIDING PORTION APPLY GREASE UP / DOWN HOLDER CHANGE TO NATURE COLOR 2 – 33...
  • Page 39 CD-ES700/CD-ES77 BEFORE MELT IT AFTER MELT IT ( MUST FLAT ) WHEN FITTING STABILIZER PLATE TO STABILIZER, ROTATE STABILIZER ANTI CLOCKWISE BY JIG AFTER ASSY TO HOLDER STABILIZER NEED CLEAN ( BY HAND CANNOT X ) WITH ALCOHOL DISC TOUCHING SURFACE...
  • Page 40 CD-ES700/CD-ES77 APPLY GREASE MUST MAKE SURE SNAP PROPELY BOTH SIDE ALL SURFACE MUST TOUCH O . K 2 – 35...
  • Page 41 CD-ES700/CD-ES77 NO GAP HAVE GAP 2 – 36...

  • Page 42: Caution On Disassembly

    CD-ES700/CD-ES77 CD-ES700/CD-ES77 CD-ES700/CD-ES77 Service Manual CD-ES700/CD-ES77 Market CHAPTER 3. MECHANISM BLOCKS [1] Caution on disassembly Caution on Disassembly Follow the below-mentioned notes when disassembling the unit and reassembling it, to keep it safe and ensure excellent performance: 1. Take cassette tape and compact disc out of the unit.
  • Page 43 CD-ES700/CD-ES77 (F2)x1 (K1)x4 φ3x10mm Front Panel Tape Mechanism (F1)x6 φ3x10mm (K2)x1 Lug Wire Changer Mechanism Front Panel Unit (G2)x10 Display PWB φ2.6x10mm (L1)x4 (G1)x1 φ2.6x10mm CD Mechanism Game Input (H1)x2 φ3x10mm Changer Mechanism Unit (J1)x2 φ3x10mm (J4)x1 (J2)x1 (J3)x1 (J2)x1...
  • Page 44 CD-ES700/CD-ES77 CP-ES700/CP-ES77 Tweeter REMOVAL PROCEDURE STEP (A3)x4 φ 4x16mm Passive Radiator 1. Screw ...... (A1) x4 2. Side Panel ....(A2) x1 (C1)x2 3. Screw ...... (A3) x4 φ 3x12mm Woofer 1. Front Panel ..... (B1) x1 2. Screw ...... (B2) x4...

  • Page 45: Removing And Reinstalling The Main Parts

    CD-ES700/CD-ES77 [2] Removing and reinstalling the main parts 1. TAPE MECHANISM SECTION Perform steps 1 to 5 and 6 of the disassembly method to remove the tape mechanism. 1.1. How to remove the record/playback and erase heads (TAPE 2) (See Fig. 1) 1.

  • Page 46: Cd Mechanism Section

    CD-ES700/CD-ES77 2. CD MECHANISM SECTION Perform steps 1, 2, 9, 10, 11 and 12 of the disassembly method to Reduction gear C remove the CD mechanism. 2.1. Remove the pickup. (See Fig. 1) 1. Remove the stop washer (A1) x 1 pc., to remove the gear (A2) x 1 2.
  • Page 47 CD-ES700/CD-ES77 3.2. How to Remove the tray motor/main cam motor/5- Changer Motor PWB (See Fig. 1) 1. Remove the screws (A1)x 2 pcs., to remove tray motor/main cam motor/5-Changer Motor PWB. Changer Mechanism Unit Tray Motor Main Cam Motor 5-Changer...
  • Page 48 CD-ES700/CD-ES77 — MEMO — 3 – 7...

  • Page 49: Chapter 4. Diagrams

    CD-ES700/CD-ES77 CD-ES700/CD-ES77 CD-ES700/CD-ES77 Service Manual CD-ES700/CD-ES77 Market CHAPTER 4. DIAGRAMS [1] CD Block diagrams TO DISPLAY SECTION TO MAIN SECTION 10 11 12 13 14 10 11 LC78648E CD SERVO XOUT CONT 1 SLDO SPDO 32 33 FWD5 26 27...

  • Page 50: Main Block Diagrams

    CD-ES700/CD-ES77 [2] Main Block diagrams IC303 IC301 LA1832S TA7358AP FM IF DET./ LOOP FM FRONT END FM MPX./AM IF ANTENNA FM IF 10.7 MHz T302 CF303 BF301 CF351 X351 450 kHz B.P.F 456 kHz T351 CF352 AM IF FM L312...
  • Page 51 CD-ES700/CD-ES77 FL701 FL DISPLAY JOG701 LED703 32 41 VOLUME 78 69 RX701 REMOTE SENSOR PHOTO IC701 Q713 VLOAD IXA002AW (SERAIL No.31200001~402xxxxx) IXA020AW AVDD (SERAIL No.402xxxxx~) SYSTEM SW701-SW707 MICROCOMPUTER SW711-SW716 SW725-SW725 +B PROTECT 1 2 4 5 3 11 12 15 16 21 24 20 17 18 19...

  • Page 52: Chapter 5. Circuit Description

    CD-ES700/CD-ES77 CD-ES700/CD-ES77 CD-ES700/CD-ES77 Service Manual CD-ES700/CD-ES77 Market CHAPTER 5. CIRCUIT DESCRIPTION • Schematic diagram and Wiring Side of P.W.Board for this model are subject to change for improvement without prior notice. • The indicated voltage in each section is the one measured by Digi-...

  • Page 53: Waveforms Of Cd Circuit

    CD-ES700/CD-ES77 [3] 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...

  • Page 54: Voltage

    CD-ES700/CD-ES77 [4] Voltage IC301 IC601 IC701 NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE 3.20 V 2.10 V 4.74 V 1.61V 2.20 V 4.65 V 1.61 V 2.10 V 0.29 V 1.60 V 2.20 V 0.20 V 5.10 V...

  • Page 55: Chapter 6. Circuit Schematics And Parts Layout

    CD-ES700/CD-ES77 CD-ES700/CD-ES77 CD-ES700/CD-ES77 Service Manual CD-ES700/CD-ES77 Market CHAPTER 6. CIRCUIT SCHEMATICS AND PARTS LAYOUT [1] Wiring side of PWB DISPLAY PWB-A2 SW702 SW703 SW704 CLOCK/TIMER TUNING UP TUNING DOWN SW701 POWER ON/STAND-BY FFC701 SW707 FAST FORWARD/ PRESET UP SW705 FAST REWIND/...
  • Page 56 CD-ES700/CD-ES77 CD SERVO PWB-C C51 C52 CNP2 20 21 FFC1 FFC704 25 20 10 15 CNP4 6 5 4 3 2 1 FFC4 COLOR TABLE BROWN R D ( R ) ORANGE YELLOW GREEN BLUE VIOLET CNS3A GRAY W H ( W )
  • Page 57 CD-ES700/CD-ES77 P6-1 6-E TAPE MECHANISM TO DISPLAY PWB ASSEMBLY CNP702A TAPE MECHANISM PWB-D FFC702 SOLENOID SOLENOID TAPE MOTOR TAPE 2 TAPE 1 RECORD/PLAYBACK PLAYBACK HEAD ERASE HEAD HEAD CLAMP TRAY SW1 CNP102 CNP101 P6-5 12-D TO MAIN PWB P6-5 11-C...
  • Page 58 CD-ES700/CD-ES77 MAIN PWB-A1 R124 R122 C376 C379 R374 R136 R373 C302 C377 C120 R378 R372 C378 C382 1 2 3 4 5 6 7 8 9 10 11 R158 C381 IC302 R379 C387 C392 C394 L351 R377 C380 R133 C397...
  • Page 59 CD-ES700/CD-ES77 R124 R122 R138 R136 C134 C120 C135 C128 R132 8 9 10 11 R158 C133 C131 C126 R135 R130 C127 C129 R150 COLOR TABLE C125 R377 R133 R131 C121 BROWN FFC701 R375 R129 R395 R128 R D( R) C143...
  • Page 60 CD-ES700/CD-ES77 P6-5 12-G FROM MAIN PWB POWER PWB-B1 CNS801 R841 1 2 3 4 5 6 CNP802 D853 R844 CNP801 R858 C811 C841 C810 D801 C804 D802 C843 R842 C808 Q841 B C E F802 R843 5A/125V PT801 MAIN POWER TRANSFORMER T.F.

  • Page 61: Schematic Diagram

    CD-ES700/CD-ES77 [2] Schematic diagram AM LOOP ANTENNA SO302 FM ANTENA TERMINAL CNP301 MAIN PWB-A1 (1/3) BF301 BAND PASS FILTER D305 DS1SS133 C303 C302 C315 C308 10P(CH) 0.001 0.01 FM SIGNAL 4.7P FM RF C304 L312 (CH) 0.01 C309 R311 C316 AM SIGNAL 0.001...
  • Page 62 CD-ES700/CD-ES77 CD SERVO PWB-C CD SIGNAL PICKUP UNIT 47/25 FFC1 LASER DRIVER 0.01 0.01 KTA1504 Y VREF VREF 47/25 VVDD 80 79 78 0.001 AVDD1 0.047 SLCO 0.022 EFMIN 0.0027 0.01 100P(CH) JITTC 0.056 PHLPF/RF VREF 3.3/16 CNP1 0.056 TEIN 0.01...
  • Page 63 CD-ES700/CD-ES77 FFC704 100P(CH) 0.022 CD RES 100P(CH) 100P(CH) 100P(CH) 100P(CH) 100P(CH) 0.022 DISC CLAMP 4.7K TRAY SW1 4.7K TRAY SW2 4.7K PHOTO VVDD 80 79 78 77 76 75 74 73 72 DVDD CNP5 SLCO DATA 5-CHANGER DATACK EFMIN 0027...
  • Page 64 CD-ES700/CD-ES77 DISPLAY PWB-A2 FL701 FL DISPLAY LED DRIVER Q710 KRC102 S 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 1...
  • Page 65 CD-ES700/CD-ES77 FL701 FL DISPLAY 8 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 R795 C701 1/50 2 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100...
  • Page 66 CD-ES700/CD-ES77 MAIN PWB-A1 (1/3) FM SIGNAL BI601 R-CH PLAYBACK SIGNAL R601 A_GND R602 RECORD SIGNAL L-CH CD_GND A+5V CD SIGNAL D_GND IC601 VIDEO SIGNAL C653 C601 LC75341 220P 220/16 D+5V AUDIO SIGNAL AUDIO PROCESSOR CNS601 C609 R605 1/50 C603 R613...
  • Page 67 CD-ES700/CD-ES77 GAME INPUT PWB-B2 FW901 M_+13V SP_RLY R-CH L-CH JK691 VIDEO OUT WTM901 CNS603 D690 D691 VIDEO IN DS1SS133 DS1SS133 R693 C602 C601 L-CH 0.022 220/16 R691 C691 R603 8.2K 390P AUX/VIDEO R690 C690 8.2K 390P R-CH R692 C603 JK690...
  • Page 68 CD-ES700/CD-ES77 IC901 STK41242 POWER AMP. L902 R903 3µH Q903 KTC3875 GR R917 ZD902 ZD903 0.1(3W) DZ12BSB DZ12BSB C917 0.01 R919 R926 R925 R910 1.5K 1.5K 1.8K (1/2W) (1/2W) Q902 KTC3875 GR Q901 KTC3875 GR D905 R920 DS1SS133 1.8K C911 100/100...
  • Page 69 CD-ES700/CD-ES77 FM SIGNAL FAN MOTOR DRIVER Q906 L902 KTC3203 Y 3µH D912 R949 DS1SS133 R942 470(2W) M901 C931 R950 R943 470(2W) R947 10/50 MOTOR L1_OUT CNS971 R1_OUT RL914 M_+13V SP_RLY D911 C928 DS1SS133 R-CH C929 (ML) (ML) L-CH L901 L921...

  • Page 70: Chapter 7. Flowchart

    CD-ES700/CD-ES77 CD-ES700/CD-ES77 CD-ES700/CD-ES77 Service Manual CD-ES700/CD-ES77 Market CHAPTER 7. FLOWCHART [1] Troubleshooting 1. When the CD does not function The CD section may not operate when the objective lens of the optical pickup is dirty. Clean the objective lens, and check the playback operation.
  • Page 71 CD-ES700/CD-ES77 (1) Focus-HF system check. Stopped 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 Tray1 CD Eject Button without inserting a disc, and try starting the playback operation.
  • Page 72 CD-ES700/CD-ES77 (2) Focus-HF system check. Check the TE waveform at pin 17 on IC1. If the waveform shown in Figure 4 appears and soon after NO The tracking servo is not activated. DISC appears? Check the peripheral circuits at pins 16, 17 and 22 on IC1, and FFC1.
  • Page 73 CD-ES700/CD-ES77 (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 read.

  • Page 74: Function Table Of Ic

    CD-ES700/CD-ES77 CD-ES700/CD-ES77 CD-ES700/CD-ES77 Service Manual CD-ES700/CD-ES77 Market CHAPTER 8. OTHERS [1] Function table of IC IC1 VHiLC78648E-1: CD Servo (LC78648E) (1/2) Pin No. Terminal Name Input/Output Setting in Reset Function AVDD1 Output — Analog power supply pin 1. SLCO Output —...
  • Page 75 CD-ES700/CD-ES77 IC1 VHiLC78648E-1: CD Servo (LC78648E) (2/2) Pin No. Terminal Name Input/Output Setting in Reset Function RCHO Output RVDD /2 Right channel R channel Power supply pin. D/A converter RVDD — — R channel output supply pin. XVSS — —...
  • Page 76 CD-ES700/CD-ES77 IC1 VHiLC78648E-1: CD Servo (LC78648E) 75 74 72 71 69 68 66 65 63 62 AVDD1 DVDD SLCO DATA EFMIN DATACK LRSY ASDFIN JITTC ASDACK ASLRCK F16MOUT OUT1 F16MIN LC78648E IOMODE PHLPF/RFMON XVDD VREF XOUT XVSS RVDD RCHO TEIN...
  • Page 77 CD-ES700/CD-ES77 IC2 VHILA6261//-1: Focus/Tracking/Spin/Sled Driver (LA6261) Pin No. Terminal Name Function VO3+ BTL Output pin (+) for channel 3. VO3- BTL Output pin (-) for channel 3. VO2+ BTL Output pin (+) for channel 2. VO2- BTL Output pin (-) for channel 2.
  • Page 78 CD-ES700/CD-ES77 IC2 VHILA6261//-1: Focus/Tracking/Spin/Sled Driver (LA6261) VOLTAGE CONTROL AMP DUFFER AMP DUFFER AMP For VREF For 1/2 VCC Reference voltage Band gad Figure 8-5 BLOCK DIAGRAM OF IC 8 – 5...
  • Page 79 CD-ES700/CD-ES77 IC601 VHiLC75341/-1: Audio Processor (LC75341) Pin No. Terminal Name Function Pin No. Terminal Name Function 13-16 R1-4 Input signal pin. Serial data and clock input pin for con- RSEL0 Input selector output pin. trol. Volume + equalizer output pin Chip enable pin.
  • Page 80 CD-ES700/CD-ES77 IC701 RH-iXA002AWZZ: System Microcomputer (IXA002AW) (Serial NO.31200001~402XXXXX) (1/2) IC701 RH-iXA020AWZZ: System Microcomputer (IXA020AW) (Serial NO.402XXXXX~) (1/2) Pin No. Port Name Terminal Name Input/Output Function Input (+) Power supply 5V. -20dBATT Output -20dB Attenuator. T BIAS Output Tape record bias control.
  • Page 81 CD-ES700/CD-ES77 IC701 RH-iXA002AWZZ: System Microcomputer (IXA002AW) (Serial NO.31200001~402XXXXX) (2/2) IC701 RH-iXA020AWZZ: System Microcomputer (IXA020AW) (Serial NO.402XXXXX~) (2/2) Pin No. Port Name Terminal Name Input/Output Function P107 NO USE Output Open. P106 NO USE Output Open. P105 NO USE Output Open.
  • Page 82 CD-ES700/CD-ES77 IC701 RH-iXA002AWZZ: System Microcomputer (IXA002AW)(Serial NO.31200001~402XXXXX) IC701 RH-iXA020AWZZ: System Microcomputer (IXA020AW)(Serial NO.402XXXXX~) P87/FIP20 -20dBATT VLOAD VLOAD T_BIAS P36/BUZ P90/FIP21 T_REC/PLAY P35/PCL P91/FIP22 P34/T12 P92/FIP23 T_T1/T2 CD_RESOUT P33/T11 P93/FIP24 CD_WRQ P32/TO2 P94/FIP25 IXA002AW (Serial No.31200001~402XXXXX) P31/TO1 P95/FIP26 IXA020AW (Serial No.402XXXXX~)
  • Page 83 CD-ES700/CD-ES77 IC851 VHIAN80T53/-1: Multi Regulator (AN80T53) Terminal Name Function REG4 Output 5.1 V power supply with a minimum peak out current of 1200 mA. REG3 Output 13 V power supply with a minimum peak out current of 1350 mA. Connected to Power supplies.

  • Page 84: Fl Display

    CD-ES700/CD-ES77 [2] FL Display FL701 VVKNA11SS55-1 GRID ASSIGNMENT CD MP3 X-BASS MEMORY ANGLE CHAP TITLE WMAV- SURROUND DAILY h j k (1G) (2G~9G) ANODE CONNECTION PTYI D5-a D5-b X-BASS D5-c D4-a D4-b D4-c SURROUND DAILY TITLE CHAP D3-a ANGLE D3-b...

  • Page 85: Parts Guide

    CD-ES700/CD-ES77 PARTS GUIDE MINI COMPONENT SYSTEM CD-ES700 MODEL CD-ES700 Mini Component System consisting of CD-ES700 (main unit) and CP-ES700 (speaker system). MINI COMPONENT SYSTEM CD-ES77 MODEL CD-ES77 Mini Component System consisting of CD-ES77 (main unit) and CP-ES77 (speaker system). “HOW TO ORDER REPLACEMENT PARTS”...
  • Page 86 CD-ES700/CD-ES77 PRICE PRICE PART CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK ZD902,903 VHEDZ120BSB-1 AB Zener,12V,DZ12BSB CD-ES700/CD-ES77 FILTERS INTEGRATED CIRCUITS BF301 RFILR0008AWZZ AE Band Pass Filter VHILC78648E-1 AW CD Servo,LC78648E CF303 RFILF0124AFZZ AD FM IF,10.7 MHz VHILA6261//-1 AN Focus/Tracking/Spin/Sled Driver, CF351...
  • Page 87 CD-ES700/CD-ES77 PRICE PRICE DESCRIPTION DESCRIPTION PART CODE PARTS CODE RANK RANK AB 0.022 µF,50V AA 0.001 µF,50V VCKYPA1HF223Z C389 VCKYBT1HB102K AB 47 µF,25V,Electrolytic C51,52 VCCCCY1HH180J J AA 18 pF (CH),50V C391 VCEAZA1EW476M J AA 0.001 µF,50V C101,102 VCKYCY1HB561K J AA 560 pF,50V...
  • Page 88 CD-ES700/CD-ES77 PRICE PRICE PART CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK VRD-ST2CD563J AA 56 kohms,1/6W R358 VRD-ST2CD392J AA 3.9 kohms,1/6W VRD-ST2CD563J AA 56 kohms,1/6W R359 VRS-CY1JB182J AA 1.8 kohms,1/16W VRD-ST2CD470J AA 47 ohms,1/6W R360 VRS-CY1JB472J AA 4.7 kohms,1/16W VRD-ST2CD103J AA 10 kohm,1/6W...
  • Page 89 CD-ES700/CD-ES77 PRICE PRICE DESCRIPTION DESCRIPTION PART CODE PARTS CODE RANK RANK R791 VRS-CY1JB103J AA 10 kohm,1/16W OTHER CIRCUITRY PARTS R794,795 VRD-ST2EE1R5J AA 1.5 ohms,1/4W R801 VRD-ST2CD104J AA 100 kohm,1/6W BI601/CNS601 QCNWN2715AWPZ J AG Connector Ass’y,9/8Pin R802 VRD-ST2CD473J AA 47 kohms,1/6W BI603/CNS603 QCNWN2714AWPZ J AK Connector Ass’y,6/5Pin...
  • Page 90 NGERR0043AFZZ AC Gear,Rack 306- 3 MSPRC0961AFZZ AA Spring,Rack CCABA5548AW01 J BC Front Panel Ass’y [CD-ES77] PCUSG0001AWSA J AD Cushion CCABA5549AW01 J BC Front Panel Ass’y [CD-ES700] PCUSG0004AWSA J AD Cushion XBSSD26P06000 AA Screw,ø2.6×6mm 201- 1 ———— –– Front Panel XBBSD20P03000 AA Screw,ø2×3mm...
  • Page 91 CD-ES700/CD-ES77 PRICE PRICE DESCRIPTION DESCRIPTION PART CODE PARTS CODE RANK RANK 1 220 QACCD0022AWZZ J AM AC Power Supply Cord XJBSD40P16000 AB Screw,ø4×16mm XJBSD30P12000 AA Screw,ø3×12mm LBSHC0005AWZZ AD Bushing,AC Power Supply Cord NFANP0001AWZZ AD Rotary Fan XMPSF40P35000 AC Screw,ø4×35mm LANGK0437AWFW J...

  • Page 92: Figure

    CD-ES700/CD-ES77 CD-ES700/CD-ES77 306-2 306-1 306-3 703x2 305x2 NSW1 PWB-F Figure 7 CD MECHANISM EXPLODED VIEW – 7 –...

  • Page 93: Figure

    CD-ES700/CD-ES77 CD-ES700/CD-ES77 CHANGER BELT CONNECTION 601x5 MECHANISM UNIT FF/REW Tape FF/REW ROLLER Motor ROLLER ASS'Y ASS'Y FLYWHEEL FLYWHEEL ASS'Y ASS'Y MAIN BELT TAPE2 TAPE1 601x3 PWB-D 605x6 MECHANISM 603x4 601x3 601x2 604x10 602x2 602x4 PWB-A2 PWB-C M901 602x2 609x2 601x8...
  • Page 94 CD-ES700/CD-ES77 CD-ES700/CD-ES77 803x6 801x2 PWB-E 109-3 109-5 803x2 109-1 109-4 109-2 Figure 9 CHANGER MECHANISM EXPLODED VIEW – 9 –...
  • Page 95 CD-ES700/CD-ES77 CP-ES700/CP-ES77 SP3, SP9, SP9, TWEETER SUPER TWEETER SUPER TWEETER SP7, SP7, SUPER TWEETER SUPER TWEETER Capacitor 1.8 µF, SP3, 250 V Capacitor TWEETER 1.8 µF, Electrolytic 250 V Electrolytic 903, 904 SP1, WOOFER SP1, WOOFER 905, 906 912x4 908x2...
  • Page 96 R I G S I D S I D Not Replacement Item © COPYRIGHT 2004 BY SHARP CORPORATION ALL RIGHTS RESERVED. SHARP CORPORATION AV Systems Group Quality & Reliability Control Center Higashihiroshima, Hiroshima 739-0192, Japan No part of this publication may be reproduced,...

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