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Sanyo MCD-S935F Service Manual

Cd portable radio cassette recorder
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Service Manual
CONTENTS
Laser beam safety precaution .......................................... 1
Wiring Connection ........................................................... 2
Tuner Adjustments ........................................................... 3
Exploded View (Cabinet & Chassis) ................................ 5
Parts List .......................................................................... 6
IC Block Diagram & Description ....................................... 8
Schematic Diagram (Main) .............................................. 14
Schematic Diagram (CD MAIN) ....................................... 16
Wiring Diagram (CD MAIN) ............................................ 18
Wiring Diagram (DISPLAY) ............................................ Rear
CD Portable Radio
Cassette Recorder
FILE NO.
MCD-S935F
(AU)
(XE)
PRODUCT CODE No.
164 126 01 XE
164 126 02 AU
SM
5810655
REFERENCE No.

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Table of Contents
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  Summary of Contents for Sanyo MCD-S935F

  • Page 1: Table Of Contents

    FILE NO. MCD-S935F Service Manual (AU) CD Portable Radio Cassette Recorder (XE) CONTENTS PRODUCT CODE No. 164 126 01 XE Laser beam safety precaution .......... 1 164 126 02 AU Wiring Connection ............2 Tuner Adjustments ............3 Exploded View (Cabinet & Chassis) ........ 5 Parts List ................
  • Page 2: Laser Beam Safety Precaution

    LASER BEAM SAFETY PRECAUTION • Pick-up that emits a laser beam is used in this CD player section. CAUTION : USE OF CONTROLS OR ADJUSTMENTS OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN CLASS 1 LASER PRODUCT LUOKAN 1 LASERLAITE MAY RESULT IN HAZARDOUS RADIATION KLASS 1 LASERAPPARAT EXPOSURE...
  • Page 3: Wiring Connection

    WIRING CONNECTION This is a basic wiring connection . - 2 -...
  • Page 4: Tuner Adjustments

    TUNER ADJUSTMENTS Part Location TC801 T801 T802 L803 TC802 L802 (1). AM TRACKING ADJUSTMENT Signal Generator ..Connects to the AM ANT. Coil througt the loop antenna. Adjust for the indication of VTVM of the wave form scope to be maximum. AM-SG OSCILLOSCOPE (USA)
  • Page 5 TUNER ADJUSTMENTS (3). AM IF ADJUSTMENT AM LOOP ANT BAND STEP SING. RADIO ADJUST- REMARKS FRE. SETTING MENT 0.1U MW-IF 450KHz T802 ADJUST FOR IC301 BEST IF WAVE 18PIN FORM 450 KHz (FIG.1) (4). FM IF ADJUSTMENT 10.5MHz 300PF BAND STEP SING.
  • Page 6: Exploded View(Cabinet & Chassis)

    EXPLODED VIEW(CABINET & CHASSIS) - 5 -...
  • Page 7: Parts List

    PARTS LIST PRODUCT SAFETY NOTICE EACH PRECAUTION IN THIS MANUAL SHOULD BE FOLLOWED DURING SERVICING. COMPONENTS IDENTIFIED WITH THE IEC SYMBOL IN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATE COMPONENTS IN WHICH SAFETY ! ! ! CAN OF SPECIAL SIGNIFICANCE. WHEN REPLACING A COMPONENT IDENTIFIED , USE ONLY THE REPLACEMENT PARTS DESIGNATED, OR PARTS WITH THE SAME RATINGS OF RESISTANCE, WATTAGE OR VOLTAGE THAT ARE DESIGNATED IN THE PARTS LIST IN THIS MANUAL.
  • Page 8 PARTS LIST ELECTRICAL-PARTS REF.NO. PART NO. DESCRIPTION S0704 645 041 4596 TACT SW KTL-TC-0103,STOP REF.NO. PART NO. DESCRIPTION 645 069 2970 SWITCH TACT,STOP 645 027 0000 6P J.WIRE AWG28UL, S0705 645 041 4596 TACT SW KTL-TC-0103,PLAY CN603 TO CD MECHA 645 069 2970 SWITCH TACT,PLAY 645 060 2566 16P FILM CABLE, S0706...
  • Page 9: Ic Block Diagram & Description

    PARTS LIST REF.NO. PART NO. DESCRIPTION REF.NO. PART NO. DESCRIPTION Q0302 645 027 3162 TR 2SD400-F-MPC C0844 403 060 8908 POLYESTER 0.033U M 50V Q0600 645 069 2963 TR 2SA608NF NPA WA CF801 645 020 2988 CERAMIC DISCRIMINATOR Q0601 645 025 1627 TR 2SB764E CF802 645 049 5762 CERAMIC FILTER Q0801...
  • Page 10 IC BLOCK DIAGRAM & DESCRIPTION IC602 LC78622 (Digital Signal Processor) TEST11 TEST2 TEST4 EFMO PDO ISET FR TEST1 TEST3 TEST5 59 64 11 32 33 62 Slice level 8bit RAM Address DEFI VCO Clock Oscillator Generatorl Control & Clock Control EFMIN Syncrnous Detect Interpolalation Mute...
  • Page 11 IC BLOCK DIAGRAM & DESCRIPTION IC070 LC723369557 (LCD Driver) DIVIDER REFERENCE DIVIDER SELECTER 77 E01 PHASE DETECTOR XOUT COM1 COMMON COM2 DRIVER COM3 UNLOCK 1 / 16,1 / 17 FMIN PROGRAMMABLE DIVIDER Vdd1 Vdd2 AMIN LCDA/B SNSFF LATCH V-DET 1 / 2 HCTR UNIVERSAL LCPA/B...
  • Page 12 IC BLOCK DIAGRAM & DESCRIPTION IC602 LC78622 (Digital Signal Processor) Terminal Terminal DESCRIPTION symbols DEFI Input terminal for defect detection signals (DEF). (Ground when not used.) Input terminal for test. Pull-down resistor incorporated. Make sure to ground. Output terminal for phase-comparator for external VCO control. VVSS For PLL Ground terminal for internal VCO.
  • Page 13 IC BLOCK DIAGRAM & DESCRIPTION IC602 LC78622 (Digital Signal Processor) Terminal Terminal DESCRIPTION symbols 43 XVDD Power terminal for crystal oscillator 44 XOUT Joining terminal for crystal resonator (16.9344 MHz) 45 XIN 46 XVSS Ground terminal for crystal oscillator. Make sure to ground. 47 SBSY Output terminal for synchronizing signals of sub-code clock.
  • Page 14: Wiring Diagram (Battery,Cd Sw,Cass)

    WIRING DIAGRAM (BATTERY,CD SW,CASS) A SIDE BATTERY B SIDE CD SW CASS - 13 -...
  • Page 15: Schematic Diagram (Main)

    SCHEMATIC DIAGRAM (MAIN) This is a basic schematic diagram. - 14 - - 15 -...
  • Page 16 SCHEMATIC DIAGRAM (CD MAIN) This is a basic schematic diagram. - 16 - - 17 -...
  • Page 17: Schematic Diagram (Cd Main)

    WIRING DIAGRAM (CD MAIN) A SIDE B SIDE - 18 -...
  • Page 18: Wiring Diagram (Display)

    WIRING DIAGRAM (DISPLAY ) A SIDE B SIDE SANYO Electric Co., Ltd. Osaka, Japan Aug./ '04 Printed in Japan - 19 -...