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[1]
[2]
[3]
Voltage selection............................................1-2
[4]
[5]
Specifications .................................................1-3
[6]
Names of parts...............................................1-4
[1]
Mechanism section ....................................... 2-1
[2]
Test mode ..................................................... 2-2
[3]
CD section ............................................. . ....... 2-4
[4]
CD Changer mechanism section ........... . ....... 2-5
[1]
Caution on disassembly......................... . ....... 3-1
[2]
[1]
CD Block diagrams ....................................... 4-1
[2]
Main Block diagrams .................................... 4-2
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

MINI COMPONENT SYSTEM

MODEL
CD-MPX870W Mini Component System consisting of
CD-MPX870W (main unit) and CP-MPX870 (speaker
system).
In the interests of user-safety the set should be restored to its
original condition and only parts identical to those specified be
used.
CONTENTS
[1]
Waveforms of CD circuit............................... 5-1
[2]
Voltage ......................................................... 5-2
LAYOUT
[1]
Notes on schematic diagram........................ 6-1
[2]
Types of transistor and LED .......................... 6-1
[3]
Schematic diagram........................................ 6-2
[4]
Wiring side of PWB ......................................6-10
[1]
Troubleshooting............................................ 7-1
[1]
Function table of IC ...................................... 8-1
[2]
FL Display .................................................... 8-8
Parts Guide
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
CD-MPX870W
No. S6622CDMP870W
CD-MPX870W

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   Summary of Contents for Sharp CD-MPX870W

  • Page 1: Table Of Contents

    No. S6622CDMP870W MINI COMPONENT SYSTEM CD-MPX870W MODEL CD-MPX870W Mini Component System consisting of CD-MPX870W (main unit) and CP-MPX870 (speaker system). 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: Chapter 1. General Description

    CD-MPX870W CHAPTER 1: GENERAL DESCRIPTION [1] PRECAUTIONS FOR USING LEAD-FREE SOLDER 1. Employing lead-free solder "MAIN, POWER, DISPLAY, GAME INPUT, CD SERVO, LED, CD MOTOR (PWB ONLY), CD CHANGER MOTOR (PWB ONLY) PWB" of this model employs lead-free solder.The LF symbol indicates lead-free solder, and is attached on the PWB and service manuals.The alphabetical character following LF shows the type of...
  • Page 3: Safety Precaution For Service Manual

    Copying or broadcasting such material without permission of the relevant in licenses or owners of the copyright is prohibited by law. SHARP is not in a position to authorise the copying or broadcasting of copyright materials and nothing in this OPERATION MANUAL should be implied as giving that authority.
  • Page 4: Specifications

    FOR A COMPLETE DESCRIPTION OF THE OPERATION OF THIS UNIT, PLEASE REFER TO THE OPERATION MANUAL. As part of our policy of continuous improvement, Tuner SHARP reserves the right to make design and specifcation changes for product improvement Frequency range FM: 88.0 - 108.0 MHz without prior notice.
  • Page 5: Names Of Parts

    CD-MPX870W [6] NAMES OF PARTS Front panel 1. Disc Trays 2. Timer Indicator 3. Tuner (Band) Button 4. CD Button 5. ON/STAND-BY Button 6. Tape (1 2) Button 7. Game/Video Button 8. Tape 1 Cassette Compartment 9. Headphone Jack 10. Game/ Video Input Jacks 11.
  • Page 6: Remote Control

    CD-MPX870W Remote control 1. Remote Control Transmitter 2. Disc Number Select Buttons 3. Clock/Timer Button 4. Character Input/Disc Direct Search Buttons 5. Equalizer Mode Select Button 6. Extra Bass/Demo Button 7. ON/STAND-BY Button 8. CD Button 9. Tuner (Band) Button 10.
  • Page 7: Chapter 2. Adjustments

    CD-MPX870W CD-ES700/CD-ES77 CD-ES700/CD-ES77 Service Manual CD-ES700/CD-ES77 Market CHAPTER 2. ADJUSTMENTS [1] Mechanism section Driving Force Check • Torque Meter Specified Value Play: TW-2111 Tape 1: Over 80 g Tape 2: Over 80 g Torque Check • Torque Meter Specified Value...
  • Page 8: Test Mode

    CD-MPX870W [2] Test mode • Setting the test mode During stand-by mode, press GAME/VIDEO button while pressing down the button and 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 9 CD-MPX870W <<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 10: Cd Section

    CD-MPX870W [3] CD section CD Error code description Error Explanation CAM error. Can't detect CAM switch when CAM is moving. When it detect cam operation error during initialize process. TRAY error. Can't detect TRAY switch when TRAY is moving. When it detect TRAY operation error during initialize process.
  • Page 11: Cd Changer Mechanism Section

    CD-MPX870W [4] CD Changer mechanism section • All numbers in the drawing correspond to those in parts guide (CHANGER MECHANISM PARTS). HALF GEAR MUST BE ARRANGED AS SHOWN 2 – 5...
  • Page 12 CD-MPX870W APPLY SANKOL SHS1001 BEFORE FIX FIX ITEM 139 ACCORDING TO THE PICTURE AS SHOWN ABOVE ROTATE MODE BIG GEAR UNTIL REACH AS SHOWN IN PICTURE 2 – 6...
  • Page 13 CD-MPX870W APPLY GREASE SC141 PULL THE LEVER UNITIL REACH THE ARROW MARK 2 – 7...
  • Page 14 CD-MPX870W FIGURE 2 FIGURE 1 APPLY GREASE SC141 SLOT CLAMP SWITCH ARM INSIDE BASE SLOT HALF GEAR MUST BE ARRANGED AS SHOWN 2 – 8...
  • Page 15 CD-MPX870W APPLY GREASE SC141 AT BOTTOM SIDE OF GEAR FOLLOW MARKING (REFER TO GRAY AREA) NO NEED TO APPLY GREASE AT BOTTOM SIDE APPLY GREASE SC141 AT TOP SIDE OF GEAR FOLLOW MARKING (REFER TO GRAY AREA) IF DIRECTION IS OTHER THAN DIRECTION...
  • Page 16 CD-MPX870W APPLY GREASE SC141 AT HALF GEAR AREA ROTATE CLOCKWISE UNTIL REACH HERE (MAXIMUM) 2 – 10...
  • Page 17 CD-MPX870W 2 – 11...
  • Page 18 CD-MPX870W THE SHOWN AREA MUST FREE FROM GREASE CORRECT GREASE SC141 APPLICATION LENGTH GREASE APPLICATION PORTION INCORRECT SHOWN HOLE MUST FACING ARROW DIRECTION 2 – 12...
  • Page 19 CD-MPX870W APPLY GREASE SC141 AT BOTTOM SIDE ONLY TR-RE JOINT GEAR C APPLY GREASE SC141 ONLY AT TOP SIDE GEAR MUST BE FIXED ACCORDINGLY TO THE HOLE'S 2 – 13...
  • Page 20 CD-MPX870W 2 – 14...
  • Page 21 CD-MPX870W APPLY GREASE SC141 WHEN FIXING ITEM 144 MUST FOLLOW AS SHOWN 2 – 15...
  • Page 22 CD-MPX870W FIGURE 1 FIGURE 2 APPLY GREASE SC141 APPLY GREASE SC141 FIGURE 3 2 – 16...
  • Page 23 CD-MPX870W ITEM 133 , 134 MUST APPLY GREASE SC141 ON TOP SIDE GEAR ONLY GEAR 112 GEAR 112 CORRECT INCORRECT TOP VIEW AFTER IT IS INCORRECT TO BEING ASSEMBLED FIX IT IN REVERSED DIRECTION 2 – 17...
  • Page 24 CD-MPX870W APPLY GREASE SC141 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 SC141...
  • Page 25 CD-MPX870W APPLY GREASE SC141 BEHIND THE LEVER NEED TO APPLY GREASE SC141 PULL IT THEN LEVER WILL MOVE IN 2 – 19...
  • Page 26 CD-MPX870W APPLY GREASE SC141 APPLY GREASE SC141 BEFORE FIX APPLY GREASE SC141 AT BOSS SPRING MUST BE ARRANGED UNDER THE HOOK CORRECT LR JOINT LEV BOARD R LR JOINT LEV BOARD R INCORRECT 2 – 20...
  • Page 27 CD-MPX870W IT IS INCORRECT IF ASSEMBLED IN A REVERSED DIRECTION APPLY GREASE SC141 BIG SLOT MUST FACING OUT WHEN FIX AND AFTER FIXED TO BASE CHASSIS. AFTER ASSEMBLY, CONFIRM WITH FREE DROP TEST GEAR POSITION DURING FIXING 2 – 21...
  • Page 28 CD-MPX870W IT IS INCORRECT IF ASSEMBLED IN A REVERSED DIRECTION APPLY GREASE SC141 BIG SLOT MUST FACING OUT WHEN FIX AND AFTER FIXED TO BASE CHASSIS AFTER ASSEMBLY, CONFIRM WITH FREE DROP TEST GEAR POSITION DURING FIXING CONFIRM BOTH GEARS SIT PROPERLY AND LOCKED...
  • Page 29 CD-MPX870W AFTER FIX OUTER UP/DOWN LEVER HOLD AS SHOWN PORTION AND MOVE UP/DOWN THEN CONFIRM WHETHER LEVER GO INSIDE THE HOLE OR NOT IT IS CORRECT IF THE LEVER HOLD ENTERS THE HOLE BIGGER SLOT FACING OUT IT IS INCORRECT IF THE LEVER HOLD DOES NOT...
  • Page 30 CD-MPX870W BIG SLOT FACING OUT 2 – 24...
  • Page 31 CD-MPX870W PUSH THE LEVER ACCORDING TO ARROW DIRECTION THEN FIX WHEN FIXING MAIN BASE ASSEMBLY FOLLOW ACCORDING TO PICTURE 1 PICTURE 3 PICTURE 1 PICTURE 2 CORRECT INCORRECT INCORRECT MAKE SURE MECHA HOLDER SHAFT FIX PROPERLY TO LEVER 2 – 25...
  • Page 32 CD-MPX870W APPLY SANKOL (SHS1001) APPLY SANKOL (SHS1001) ON TOP APPLY SANKOL (SHS1001) INSIDE THE SLOT & OTHER SHOWN PORTION APPLY SANKOL (SHS1001) APPLY SANKOL (SHS1001) AT BACK PORTION COSMO GUIDE TRAY HAVE MARKING AS SHOWN FIX TRAY NO 1 FIRST THAN...
  • Page 33 CD-MPX870W GEAR UP/DOWN BOARD APPLY GREASE SC141 AT INNER & OUTER GEAR SLIDING PORTION WHEN FIX GEAR UP/ DOWN BOARD THE TWO LEVER MUST AT PARALLEL LINE AND POSITIONED AT TOP MAX SIDE AFTER ASSEMBLY GEAR UP/DOWN BOARD 2 – 27...
  • Page 34 CD-MPX870W SCREW TORQUE +0.5 kgf-cm ROTATE THE GEAR TO MOVE UP 111 GEAR UP AND DOWN BOARD BEFORE SCREW 2 – 28...
  • Page 35 CD-MPX870W AFTER ASSEMBLY TOP PLATE FIX THE FFC FFC4 AFTER PUSH, MAKE SURE SNAP PROPERLY 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 36 CD-MPX870W CAUTION CORRECT 1. MAKE SURE NO PWB CHIP INSIDE SET .( BEFORE FIX MAKE SURE PWB IS FREE FROM DUST , GREASE & ETC ) INCORRECT 2 – 30...
  • Page 37 CD-MPX870W THE TWO SLOT MUST FREE FROM GREASE SC141 ASSEMBLY SEQUENCE APPLY GREASE SC141 BELOW THE MARKING 1. APPLY GREASE SC141 TO MAIN BASE FOR BOTH PORTION GREASE SC141 APPLICATION AREA ALL BOSS APPLY GREASE SC141 APPLY GREASE SC141 AT 3 HALF MOON...
  • Page 38 CD-MPX870W 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 SC141 2 – 32...
  • Page 39 CD-MPX870W 3.1 + 0.1 SHAFT X 3 DIM AFTER INSERTION APPLY SANKOL (SHS1001) MUST CONFIRM EVERYDAY SANKOL (SHS1001) APPLICATION AREA 109-2 APPLY GREASE AT THE SLIDING PORTION APPLY GREASE SC141 UP / DOWN HOLDER CHANGE TO NATURE COLOR 2 – 33...
  • Page 40 CD-MPX870W BEFORE MELT IT AFTER MELT IT ( MUST FLAT ) WHEN FITTING STABILIZER PLATE TO STABILIZER, ROTATE STABILIZER ANTI CLOCKWISE BY JIG STRICTLY CANNOT FIT USING HAND) AFTER ASSEMBLED TO HOLDER, STABILIZER ( BY HAND CANNOT X ) NEED TO BE CLEANED...
  • Page 41 CD-MPX870W APPLY GREASE SC141 MUST MAKE SURE SNAP PROPERLY BOTH SIDE ALL SURFACE MUST TOUCH INCORRECT CORRECT INCORRECT 2 – 35...
  • Page 42 CD-MPX870W NO GAP HAVE GAP CORRECT INCORRECT 2 – 36...
  • Page 43: Chapter 3. Mechanism Blocks

    CD-MPX870W CHAPTER 3. MECHANISM BLOCKS CD-ES700/CD-ES77 CD-ES700/CD-ES77 Service Manual CD-ES700/CD-ES77 Market [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 44 CD-MPX870W (H2)x1 Front Panel (M1)x4 3x10mm Tape Mechanism (H1)x6 3x10mm (M2)x1 Figure 4 Lug wire Nut (K2)x1 Front Panel Display Changer Mechanism (K4)x6 Unit 2.6x10mm (K1)x1 Washer Figure 7 (K3)x1 (N1)x4 2.6x10mm CD Mechanism Game Input PWB Figure 5 (J1)x2...
  • Page 45 CD-MPX870W STEP REMOVAL PROCEDURE FIGURE Woofer 1. Front Panel....(A1) x1 2. Socket....(A2) x1 3. Screw.....(A3) x2 4. Screw.....(A4) x4 Tweeter 1. Screw.....(B1) x2 Super tweeter 1. Screw.....(C1) x2 Speaker Box TWEETER (A3)x2 (A2)x1 3x10mm (B1)x2 3x10mm LED PWB SUPER TWEETER...
  • Page 46: Removing And Reinstalling The Main Parts

    CD-MPX870W [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 47 CD-MPX870W 2.1. Remove the pickup. (See Fig. 1) Reduction gear C 1. Remove the stop washer (A1) x 1 pc., to remove the gear (A2) x 1 pc. 2. Remove the screws (A3) x 2 pcs., to remove the shaft (A4) x 1 pc.
  • Page 48 CD-MPX870W 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 49: Chapter 4. Diagrams

    CD-MPX870W CHAPTER 4. DIAGRAMS [1] CD Block diagram TO DISPLAY SECTION TO MAIN SECTION 10 11 12 13 14 10 11 RESB INTB0 INTB1 LC78690E CD SERVO XOUT PUIN SLDO SPDO 32 33 FWD5 36 41 PVCC2 REV5 +3.3V LA6261...
  • Page 50: Main Block Diagrams

    CD-MPX870W [2] Main Block diagrams CHASIS_GND TUNER FM_DET PACK TUN_SM NO USE UNIT R_CH RTUNSA007AWZZ L_CH CHASIS_GND SPAN SELECTOR SW601 CNP303 SPAN MOTOR DRIVER Q707~ Q709 TAPE MECHANISM ASS'Y Q703~ Q706 Q710 Q711 SOLENOID DRIVER JK690 GAME INPUT JK691 VIDEO OUT...
  • Page 51 CD-MPX870W FL701 FL DISPLAY TAPE MECHANISM ASS'Y RX701 15 14 REMOTE SENSOR IC701 VLOAD IXA101AW SYSTEM SW701-SW705 SPAN SW707-SW716 MICROCOMPUTER (1/2) TO CD 1 54515253 1011 SECTION 16 17 20 23 28 29 30 31 XL701 4.19 MHz M901 Q906...
  • Page 52: Chapter 5. Circuit Description

    CD-MPX870W CHAPTER 5. CIRCUIT DESCRIPTION [1] 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...
  • Page 53: Voltage

    CD-MPX870W [2] Voltage IC701 IC 601 PIN VOLTAGE VOLTAGE VOLTAGE VOLTAGE VOLTAGE VOLTAGE 0.00 V 4.94 V 4.94 V 4.40 V 1.61 4.38 V 4.92 V 1.61 0.00 V 4.92 V 4.98 4.39 V 1.32 V 4.95 1.61 4.43 V 4.92 V...
  • Page 54 CD-MPX870W -MEMO- 5 – 3...
  • Page 55: Chapter 6. Circuit Schematics And Parts

    CD-MPX870W CHAPTER 6. CIRCUIT SCHEMATICS AND PARTS LAYOUT [1] Notes on schematic diagram Resistor: • The indicated voltage in each section is the one • measured by Digital Multimeter between such a To differentiate the units of resistors, such symbol section and the chassis with no signal given.
  • Page 56: Schematic Diagram

    CD-MPX870W [3] Schematic diagram Figure 6-2: MAIN SCHEMATIC DIAGRAM (1/2) 6 – 2...
  • Page 57 CD-MPX870W Figure 6-3: MAIN SCHEMATIC DIAGRAM (2/8) 6 – 3...
  • Page 58 CD-MPX870W Figure 6-4: POWER SCHEMATIC DIAGRAM (3/8) 6 – 4...
  • Page 59 CD-MPX870W Figure 6-5: POWER SCHEMATIC DIAGRAM (4/8) 6 – 5...
  • Page 60 CD-MPX870W Figure 6-6: DISPLAY SCHEMATIC DIAGRAM (5/8) 6 – 6...
  • Page 61 CD-MPX870W Figure 6-7: DISPLAY SCHEMATIC DIAGRAM (6/8) 6 – 7...
  • Page 62 CD-MPX870W Figure 6-8: CD SERVO SCHEMATIC DIAGRAM (7/8) 6 – 8...
  • Page 63 CD-MPX870W Figure 6-9: CD SERVO SCHEMATIC DIAGRAM (8/8) 6 – 9...
  • Page 64: Wiring Side Of Pwb

    CD-MPX870W [4] Wiring side of PWB Figure 6-10: WIRING SIDE OF MAIN PWB (TOP VIEW) (1/15) 6 – 10...
  • Page 65 CD-MPX870W Figure 6-11: WIRING SIDE OF MAIN PWB (TOP VIEW) (2/15) 6 – 11...
  • Page 66 CD-MPX870W Figure 6-12: WIRING SIDE OF MAIN PWB (BOTTOM VIEW) (3/15) 6 – 12...
  • Page 67 CD-MPX870W Figure 6-13: WIRING SIDE OF MAIN PWB (BOTTOM VIEW) (4/15) 6 – 13...
  • Page 68 CD-MPX870W -MEMO- 6 – 14...
  • Page 69 CD-MPX870W Figure 6-14: WIRING SIDE OF POWER PWB (5/15) 6 – 15...
  • Page 70 CD-MPX870W Figure 6-15: WIRING SIDE OF DISPLAY PWB (TOP VIEW) (6/15) 6 – 16...
  • Page 71 CD-MPX870W Figure 6-16: WIRING SIDE OF DISPLAY PWB (TOP VIEW) (7/15) 6 – 17...
  • Page 72 CD-MPX870W Figure 6-17: WIRING SIDE OF DISPLAY PWB (BOTTOM VIEW) (8/15) 6 – 18...
  • Page 73 CD-MPX870W Figure 6-18: WIRING SIDE OF DISPLAY PWB (BOTTOM VIEW) (9/15) 6 – 19...
  • Page 74 CD-MPX870W Figure 6-19: WIRING SIDE OF GAME INPUT PWB (TOP VIEW) (10/15) 6 – 20...
  • Page 75 CD-MPX870W Figure 6-20: WIRING SIDE OF GAME INPUT PWB (BOTTOM VIEW) (11/15) 6 – 21...
  • Page 76 CD-MPX870W Figure 6-21: WIRING SIDE OF CD SERVO PWB (TOP VIEW) (12/15) 6 – 22...
  • Page 77 CD-MPX870W Figure 6-22: WIRING SIDE OF CD SERVO PWB (TOP VIEW) (13/15) 6 – 23...
  • Page 78 CD-MPX870W Figure 6-23: WIRING SIDE OF CD SERVO PWB (BOTTOM VIEW) (14/15) 6 – 24...
  • Page 79 CD-MPX870W Figure 6-24: WIRING SIDE OF PWB (15/15) 6 – 25...
  • Page 80: Chapter 7. Flowchart

    CD-MPX870W 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. When this section does not operate even after the above step is taken, check the follow- ing items.
  • Page 81 CD-MPX870W 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 Tray1 CD Eject Button without inserting a disc, and try starting the playback operation.
  • Page 82 CD-MPX870W (2) Tracking system check. Check the TE waveform at pin 16 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 15, 16 and 23 on IC1, and FFC1.
  • Page 83 CD-MPX870W (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. PDO0 The HF waveform is normal, but the TOC data cannot be read.
  • Page 84: Chapter 8. Others

    CD-MPX870W CHAPTER 8. OTHERS [1] Function table of IC IC1 VHiLC78690E-1: CD Servo (LC78690E) (1/2) Pin No. Terminal Name Input/Output Setting in Reset Function EFMIN Input INPUT RF signal input pin. RFOUT Output UNSTABLE RF signal output pin. Output UNSTABLE RF signal DC level detection.
  • Page 85 CD-MPX870W IC1 VHiLC78690E-1: CD Servo (LC78690E) (2/2) Pin No. Terminal Name Input/Output Setting in Reset Function CONT1 Input/Output INPUT General Purpose I/O pin 1 Controlled by command from the microproces- sor. Any of these that are unused must be CONT0...
  • Page 86 CD-MPX870W IC1 VHiLC78690E-1: CD Servo (LC78690E) 80 79 78 77 76 75 74 73 72 69 68 67 66 62 61 EFMIN LRSY DATACK RFOUT DATA PHLPF TEST1 STDATA STCK STREQ TEST0 LC78690E CONT0 RFMON CONT1 VREF CONT2 JITTC INTB1...
  • Page 87 CD-MPX870W 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 88 CD-MPX870W 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 89 CD-MPX870W IC601 VHiLC75341/-1: Audio Processor (LC75341) Pin No. Terminal Name Function 13-16 R1-4 Input signal pin. Pin No. Terminal Name Function RSEL0 Input selector output pin. Serial data and clock input pin for Volume + equalizer output pin control. RTRE Treble band filter comprising capaci- Chip enable pin.
  • Page 90 CD-MPX870W 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 91: Fl Display

    CD-MPX870W [2] FL Display FL701 VVKNA12MM54-1 GRID ASSIGNMENT MP3 WMA TOTAL col2 Dot2 col1 Dot1 2G 3G 4G 5G 6G 7G h j k (1G) (2G~11G) ANODE CONNECTION FOLD TITLE-1 TITLE-2 TOTAL TITLE-3 PTYI SLEEP DAILY MEMORY X-BASS Dot1 Col1...
  • Page 92 CD-MPX870W -MEMO- 8 – 9...
  • Page 93 CD-MPX870W PARTS GUIDE MINI COMPONENT SYSTEM CD-MPX870W MODEL CD-MPX870W Mini Component System consisting of CD-MPX870W (main unit) and CP-MPX870 (speaker system). CONTENTS [10] CD MECHANISM PARTS [1] INTEGRATED CIRCUITS [11] CHANGER MECHANISM PARTS [2] TRANSISTORS [12] CABINET PARTS [3] DIODES...
  • Page 94 CD-MPX870W PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [1] INTEGRATED CIRCUITS VHILC78690E-1 CD Servo,LC78690 VHILA6261//-1 Focus/Tracking/Spin/Sled Driver, LA6261 IC101 VHIAN7345K/-1 Playback and Record / Playback Amp.,AN7345K IC503 VHIKIA4558F-1 Power Amp,KIA4558F IC601 VHILC75341/-1 Audio Processor,LC75341 IC701 RH-IXA101AWZZ System Microcomputer,IXA101AW IC851...
  • Page 95 CD-MPX870W PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [3] DIODES D861 VHD1SS119//-1 Silicon,D1SS119 D862 VHD1SS119//-1 Silicon,D1SS119 D885 VHD1SS119//-1 Silicon,D1SS119 D905 VHD1SS119//-1 Silicon,D1SS119 D906 VHD1SS119//-1 Silicon,D1SS119 D907 VHD1SS119//-1 Silicon,D1SS119 D909 VHDDS1N404S-1 Silicon,DS1N404S D910 VHDDS1N404S-1 Silicon,DS1N404S D911 VHD1SS119//-1 Silicon,D1SS119 D912 VHD1SS119//-1...
  • Page 96 CD-MPX870W PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [7] CAPACITORS VCKYCY1EF473Z 0.047 µ F,25V VCKYCY1HB103K 0.01 µ F,50V VCKYCY1EF223Z 0.022 µ F,25V VCCCCY1HH101J 100 p F (CH),50V VCCCCY1HH101J 100 p F (CH),50V VCCCCY1HH101J 100 p F (CH),50V VCCCCY1HH101J 100 p F (CH),50V VCKYCY1EF223Z 0.022 µ...
  • Page 97 CD-MPX870W PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [7] CAPACITORS C701 VCEAZA1HW105M 1 µ F,50V,Electrolytic C702 VCEAZA1AW227M 220 µ F,10V,Electrolytic C703 VCKYCY1EF223Z 0.022 µ F,25V C704 VCKYCY1EF223Z 0.022 µ F,25V C705 VCKYCY1EF473Z 0.047 µ F,25V C706 VCKYCY1EF473Z 0.047 µ F,25V...
  • Page 98 CD-MPX870W PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [8] RESISTORS VRS-CY1JB000J 0 ohms,Jumper,0.8x1.55mm,Green ( CD PWB ) JP10 VRS-CY1JB000J 0 ohms,Jumper,0.8x1.55mm,Green ( MAIN PWB-A1 ) JP10 VRS-CY1JB000J 0 ohms,Jumper,0.8x1.55mm,Green ( CD PWB ) JP11 VRS-CY1JB000J 0 ohms,Jumper,0.8x1.55mm,Green ( MAIN PWB-A1 )
  • Page 99 CD-MPX870W PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [8] RESISTORS VRS-CY1JB272J 2.7 kohms,1/16W VRD-ST2CD271J 270 ohms,1/6W VRS-CY1JB182J 1.8 kohms,1/16W VRS-CY1JB392J 3.9 kohms,1/16W VRS-CY1JB182J 1.8 kohms,1/16W VRD-ST2CD392J 3.9 kohms,1/6W VRS-CY1JB225J 2.2 Mohms,1/16W R101 VRS-CY1JB332J 3.3 kohms,1/16W R102 VRS-CY1JB332J 3.3 kohms,1/16W...
  • Page 100 CD-MPX870W PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [8] RESISTORS R702 VRD-ST2CD102J 1 kohms,1/6W R703 VRS-CY1JB102J 1 kohms,1/16W R704 VRS-CY1JB102J 1 kohms,1/16W R705 VRS-CY1JB102J 1 kohms,1/16W R706 VRD-ST2CD102J 1 kohms,1/6W R707 VRD-ST2CD102J 1 kohms,1/16W R708 VRS-CY1JB102J 1 kohms,1/16W R709...
  • Page 101 CD-MPX870W PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [8] RESISTORS R889 VRD-ST2CD473J 47 kohms,1/6W R891 VRD-ST2EE101J 100 ohms,1/4W R901 VRS-CY1JB563J 56 kohms,1/16W R902 VRS-CY1JB563J 56 kohms,1/16W R903 VRS-CY1JB102J 1 kohms,1/16W R904 VRS-CY1JB102J 1 kohms,1/16W R905 VRS-CY1JB561J 560 ohms,1/16W R906...
  • Page 102 CD-MPX870W PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [9] OTHER CIRCUITRY PARTS BI801/CNS801 QCNWNA270AWPZ Connector Ass'y,9/10Pin CNP1 QCNCWYP16AWZZ Socket,16Pin CNP2 92LCONE4P53253 Plug,4Pin CNP3 92LCONE7P53254 Plug,7Pin CNP4 QCNCWZX11AWZZ Socket,11Pin CNP2A 92LCONE4P53254 Plug,4Pin CNP4A QCNCWZO11AWZZ Socket,11Pin CNP7 QCNCWZY14AWZZ Socket,14Pin CNP101 QCNCM705CAFZZ...
  • Page 103 CD-MPX870W -MEMO-...
  • Page 104 CD-MPX870W [10] CD MECHANISM PARTS...
  • Page 105 CD-MPX870W PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [10] CD MECHANISM PARTS NGERH0011AWZZ Gear,Middle Gear,Drive NGERH0012AWZZ Shaft,Guide NSFTM0020AWFW Cushion 92LMCUSN1524A 92LHPC1LVASY Pickup Unit Ass'y Pickup Unit (Not Replacement Item) 306- 1 ---------------------- Gear,Rack 306- 2 NGERR0043AFZZ 306- 3 MSPRC0961AFZZ...
  • Page 106 CD-MPX870W [11] CHANGER MECHANISM PARTS...
  • Page 107 CD-MPX870W PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [11] CHANGER MECHANISM PARTS GCOVA1513AWZZ Disc Tray Guide Tray GCOVA1514AWZZ Outer Tray Guide LANGG0008AWZZ Inner Tray Guide LANGG0009AWZZ Main Base LCHSM0194AWZZ CD Mechanism Holder LHLDZ9017AWZZ LPLTP0014AWZZ Top Plate LPLTP0015AWZZ Gear Plate...
  • Page 108 CD-MPX870W [12] CABINET PARTS...
  • Page 109 CD-MPX870W PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [12] CABINET PARTS CCABA6570AW01 Front Panel Ass'y 201-1 ----------------------- Front Panel 201-2 GCOVAA140AWSA Cover, Cassette [Tape 1] 201-3 GCOVAA141AWSA Cover, Cassette [Tape 2] 201-4 GDORF0127AWSA Holder, Cassette [Tape 1] 201-5 GDORF0128AWSA...
  • Page 110 CD-MPX870W [13] SPEAKERS BOX PARTS...
  • Page 111 CD-MPX870W PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [13] SPEAKERS BOX PARTS GBOXSA125AW01 Wooden Box Ass'y CPNLSA055AW01 Front Panel Ass'y TSPC-A616AWZZ Label, Specification LHLDZA162AWM1 Super Tweeter Ass'y PCUSGA020AWZZ Cushion, Foot XEBY730P10000 Screw, M3 x10mm XEPY740P16000 Screw, M4 X16mm XESY730P10000...
  • Page 112 CD-MPX870W...
  • Page 113 CD-MPX870W -MEMO-...
  • Page 114 CD-MPX870W...

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