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CD STEREO SYSTEM BASIC CD MECHANISM : 3ZG-3 E2NC REMOTE SYSTEM SPEAKER CASSEIVER CONTROLLER XR–EM52 CX–LEM52 SX–LEM52 RC–CAS06 • This Service Manual is the “Revision Publishing” and replaces “Simple Manual” of XR-EM52 <EZ(S)>, (S/M Code No. 09-022-455-9T1). S/M Code No. 09-023-455-9R1...
TABLE OF CONTENTS SPECIFICATIONS ................................3 PROTECTION OF EYES FROM LASER BEAM DURING SERVICING ................ 4 ELECTRICAL PARTS LIST (CX – LEM52) ........................ 5 ~ 14 ELECTRICAL PARTS LIST (CZA – 3) ........................15 ~ 17 ELECTRICAL PARTS LIST (3ZG – 3) ..........................18 ELECTRICAL PARTS LIST (3ZG –...
SPECIFICATIONS TUNER GENERAL FM tuning range 87.5 MHz to 108 MHz Power requirements 230 V AC, 50 Hz FM usable sensitivity (IHF) 16.8 dBf Power consumption 60 W FM antenna terminal 75 ohms (unbalanced) Power consumption in standby mode MW tuning range 531 kHz to 1602 kHz (9 kHz step) With ECO mode on: 0.7 W 530 kHz to 1710 kHz (10 kHz step)
PROTECTION OF EYES FROM LASER BEAM DURING SERVICING CAUTION This set employs laser. Therefore, be sure to follow carefully the instructions below when servicing. Use of controls or adjustments or performance of proce- dures other than those specified herin may result in WARNING!! hazardous radiation exposure.
ELECTRICAL PARTS LIST (CX – LEM52) = ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
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= ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.
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= ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.
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= ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.
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= ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.
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= ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.
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= ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.
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= ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.
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= ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.
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= ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.
ELECTRICAL PARTS LIST (CZA – 3) = ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
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= ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.
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= ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.
ELECTRICAL PARTS LIST (3ZG - 3) = ! SAFTY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
ELECTRICAL PARTS LIST (3ZG - 2) = ! SAFTY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
CHIP RESISTOR PART CODE Chip Resistor Part Coding Figure Resistor Code Value of resistor Chip resistor Dimensions (mm) Wattage Type Tolerance Symbol Resistor Code Form 1/16W 1005 0.35 1/16W 1608 0.45 1/10W 2125 1.25 0.45 1/8W 3216 0.55 TRANSISTOR ILLUSTRATION B C E 2SA1162GR 2SK2158...
IC DESCRIPTION IC, LC876764A-5Z31 Pin No. Pin Name Description O-COCK CD control Q code clock signal output. O-RWC CD control command LAT signal output. O-CDIN CD control command data signal output. I-WRQ CD control SCOR signal input. I-DRF CD control focus OK input. I-SQOUT CD control Q code input.
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Pin No. Pin Name Description O-G9 VFD driver control data signal output. O-G10 VFD driver control data signal output. O-G11 VFD driver control data signal output. O-P1 VFD driver control data signal output. VDD3 Digital power supply pin. O-P2 VFD driver control data signal output. O-P3 VFD driver control data signal output.
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Pin No. Pin Name Description Not connected. Not connected. KSCAN Initial scan input. O-MUTE Mute signal output. O-BIAS Bias ON/OFF output. O-TU_ON Tuner power supply ON/OFF output. AVSS Connected to GND. VDD2 Digital power supply pin. I-RDDA RDS data input. I-ST Stereo/Mono control signal input.
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Pin No. Pin Name Description Focus control output terminal. D/A output. SPDO Spindle control output terminal. D/A output. SLDO Sled control ouput terminal. D/A output. GPDAC Servo D/A common output terminal. (Not used) CONT4 Common input/output terminal 4. (Used as a CD driver mute pin) CONT5 Common input/output terminal 5.
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Pin No. Pin Name Description LRSY L/R clock output terminal. (Not used) DATACK Bit clock output terminal. (Not used) DATA L/R channel data output terminal. (Not used) Chip enable signal input terminal. Data transfer clock input terminal. Data input terminal. Data output terminal.
ADJUSTMENT < FRONT SECTION > FRONT C.B (COMPONENT SIDE) FRONT C.B (CONDUCTOR SIDE) IC301 FL301 IC301 85pin L301 1. CLOCK ADJUSTMENT Requirements Test point: TP1(IC301 85pin), GND Adjustment point: L301 1) While pressing and holding down the POWER button and the TUNER / BAND button, insert the AC plug to outlet.
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< DECK SECTION > MAIN C.B (CONDUCTOR SIDE) L451 JW38 C652+(Rch) C651+(Lch) TAPE MECHANISM DECK C.B MOTOR R/P HEAD – 50 –...
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1.TAPE SPEED ADJUSTMENT Requirements Measuring equipments : Wow & flutter meter (frequency counter ) Test Tape: TTA-100 (3kHz) Test point: C651(Lch),C652(Rch),GND WOW&FLUTTER METER Adjustment point : Tape speed adjustment point (motor) INPUT 1) Connect Test point to the Wow & flutter meter. 2) Insert the test tape (TTA-100), play back center of the tape and adjust the motor adjustment point until it becomes 3,000Hz +3 / -2%.
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5.DC BALANCE CHECK (FM) Requirement Measuring equipment: Digital multi-meter DIGITAL MULTIMETER Test point: TP2, 3 (1) Adjust the reception frequency of the main unit to 98.0MHz. (2) Check that the test point voltage difference between TP2 and TP3 is 0mV 500mV. <LW / MW ADJUSTMENT>...
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8.TRACKING ADJUSTMENT (LW) Requirement AC MILLIVOLTMETER Measuring equipment: Millivoltmeter Test point: TP8(Lch), TP9(Rch), GND Adjustment point: L941, TC942 (1) Adjust the S.S.G. setting to 144kHz of 30% variation and reduce the output level all the way (till a certain degree of is monitored through the oscilloscope). (2) Adjust the reception frequency of the main unit to 144kHz.
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< CD SECTION > CD C.B (PATTERN SIDE) IC202 Vref JW103 JW102 IC101 CD CHECK Perform the adjustments after the main unit enters the test mode. Place the CD mechanism on level ground. Equipment and tools required Measuring equipment Digital multi-meter Jitter meter (KIKUSUI 6235) Test disc: TCD-782 ATD-001...
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3.TRACKING BALANCE CHECK 1) Connect the TE and Vref to the oscilloscope. OSCILLOSCOPE 2) Playback the second track of TCD-782 and press the PAUSE button. 3) Check that the traverse waveforms of oscilloscope are up and down symmetrical. OUTPUT Vref A = B VOLT / DIV: 100mV TIME / DIV: 1ms...
CD TEST MODE 1. How to Start the CD Test Mode While pressing the CD FUNCTION button, insert the AC plug to the power outlet. When the test mode started, the message [CD TEST] is displayed. 2. How to Exit the CD Test Mode Press the POWER button or disconnect the AC plug.
COLOR NAME TABLE Basic color symbol Color Basic color symbol Color Basic color symbol Color Black Cream Orange Green Gray Blue Transparent Blue Gold Pink Silver Titan Silver Brown Violet White Transparent White Yellow Transparent Yellow Metallic Blue Light Blue Transparent Green Dark Blue Transparent Orange...
TAPE MECHANISM PARTS LIST = ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
CD MECHANISM PARTS LIST 1 / 2 (3ZG – 3) = ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
CD MECHANISM PARTS LIST 2 / 2 (3ZG – 2) = ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
GENERAL SPEAKER DISASSEMBLY INSTRUCTIONS (FOR REFERENCE) Type.1 Type.4 Insert a flat-bladed screwdriver into the position indicated by the TOOLS arrows and remove the panel. Remove the screws of each speaker 1 Plastic head hammer unit and then remove the speaker units. 2 (() flat head screwdriver 3 Cut chisel How to Remove the PANEL, FR...
Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers. UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL SX-LEM52 YJMN 8B-CPX-016-010 BADGE,AIWA 27.5 8C-CP5-005-010 TUBE, 8C-CP5-007-010 CORD,SPKR O 8C-CP5-008-010 CORD,BUSH O 8C-CPS-001-010 LBL,SPEC YJ 8C-CPS-002-010 RING,SP 8C-CPS-003-010 CABI,M...
ACCESSORIES PARTS LIST (CX – LEM52) = ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
OTHER PARTS LIST (CX – LEM52) = ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
OTHER PARTS LIST (CZA – 3) = ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
OTHER PARTS LIST (3ZG – 3) = ! SAFETY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
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2-11, IKENOHATA 1-CHOME, TAITO-KU, TOKYO 110-8710, JAPAN TEL:03 (3827) 3111 9301944 9430209 921338...