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Sanyo MCD-Z165F Service Manual

Portable cd/stereo radio
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Service Manual

Specifications

(Cassette Section)
Recording system ........................ AC bias, 4 track stereo
Erasing system.. ........................... Magnet erase
Tape speed .................................. 4.8 cm I sec.
Fast forward and rewind time.. .... .l10 sec. (C-60 tape)
Frequency response ................... .60 - 14,000 Hz (Normal tape)
(CD Section)
Channels ..................................... .2 channels
Wow & Flutter.. ............................. Undetectable
Sampling frequency .................... .44.1 kHz
Quantization ................................. 16 bits linear / ch
Pick up light source ...................... Semi-conductor laser
Pick up wave length .................... .790 nm
Leaser output ............................... Continuous wave max. 0.6 mW
Specifications subject to change without notice.
Portable CD/Stereo Radio
Cassette Recorder
(Radio Section)
Tuning ranges . . . . . . . . . . . . . . . FM : 87.5 - 108 MHz
Antennas . . . . . . . . . . . . . . . . . . . . . . . Built-in ferrite bar and telescopic rod
(General)
Power output . . . . . . . . . . . . . . . . . 2.8 W / ch (DIN music)
Speaker . . . . . . . . . . . . . . . . . . . . . . . . . 10 cm x 2, 8 ohms
Terminal impedance
PHONES . . . . . . . . . . . . . . . . . . 32 ohms
Power source . . . . . . . . . . . . . . . . AC : 230 V, 50 Hz
Dimensions . . . . . . . . . . . . . . . . . . . 412 x 158 x 239 mm (W x H x D)
Weight (approx.) . . . . . . . . . . . . 2.8 kg (including batteries)
PRODUCT CODE No.
142 640 00
AM : 526.5 - 1,606.5 kHz
antennas
DC : 12 V (8 "R14/C" batteries)
REFERENCE No. SM580942
(XE)

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  Summary of Contents for Sanyo MCD-Z165F

  • Page 1: Specifications

    Service Manual Portable CD/Stereo Radio (XE) Cassette Recorder Specifications PRODUCT CODE No. 142 640 00 (Radio Section) (Cassette Section) Tuning ranges ....FM : 87.5 - 108 MHz Recording system ......
  • Page 2: Laser Beam Safety Precautions

    LASER BEAM SAFETY PRECAUTIONS Pick-up that emits a laser beam is used in this CD player. CAUTION-INVISIBLE LASER RADIATION WHEN OPEN AND INTERLOCKS DEFEATED. AVOID EXPOSURE TO BEAM. A D V A R S E L U S Y N L I G FOR STRALING.
  • Page 3: Installation

    INSTALLATION REMOVAL AND g. DISPLAY P.W.BOARD f. CD DOOR h. AMP, DECK & TUNER P.W.BOARD BLOCK SET POINTER START POINT. j. WIRING FRONT AC IN DECK DISPLAY SOCKET P.W.B . TAPE MECHANISM...
  • Page 4: Tuner Adjustments

    TUNER ADJUSTMENTS Use a plastic screw driver for adjustments. Adjust the intermediate frequency of MW, LW and FM to the frequency of ceramic filter. Supply voltage Phones impedance 32 ohms Standard output SW101 Function switch RADIO a. Parts Location b. AW Adjustment BAND SELECT SWITCH Position of...
  • Page 5: Tape Adjustments

    TAPE ADJUSTMENTS a. Adjusting Azimuth Be sure to clean the heads before attempting to make any adjustment. Be sure both channel’s waveform are the same for the phase matching. Be sure both channels (1 and 2) are the same level using a dual-channel oscilloscope. After completion of the adjustment, apply the threadlock (TB-1401B) to the azimuth adjustment screws to fix them securely.
  • 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 A IN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATED COMPONENTS IN WHICH SAFETY CAN BE OF SPECIAL SIGNIFICANCE. WHEN REPLACING A COMPONENT IDENTIFIED BY 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: Main P.w.board Assy

    PART NO. DESCRIPTION REF.NO. PART NO. DESCRIPTION A 6450333507 DO90 1 6450236099 DIODE 1N-4148 TR 2SD2061 E A 4020711304 FUSIBLE RES 2.2 JA 1/4W 6450334733 IC LA9240M,ASP R0303 A 402 071 1304 FUSIBLE RES 2.2 JA 114W 6450334740 IC LC78622E,DSP R0304 A 645 033 8151 FUSIBLE RESISTOR 1OJA 1/2W...
  • Page 9 PARTS LIST TAPE MECHANISM (N.S.P) TUNER P.W.BOARD ASSY PART NO. - DESCRIPTION TM01 6450091742 SUPPLY REEL ASSY REF.NO. PART NO. BACK TENSION SPRING 614 301 8223 (N.S.P) TM02 6450091575 6450091674 RECORD SAFETY LEVER 6450333804 TM03 TAKE UP REEL ASSY FERRITE BAR 6450091735 645024 1055 SENSOR...
  • Page 10 EXPLODED VIEW (TAPE MECHANISM) TM22 - T M 6 2 TM27 -...
  • Page 11: Exploded View (Cd Mechanism)

    EXPLODED VIEW (CD MECHANISM) 501 - PARTS LIST CD MECHANISM t94V5Tl) PART Nb. REF.NO. CD DECK MECHANISM,13927804 645 033 3439 6202228105 620 222 8112 6202232911 620 223 2928 SWITCH,LEAF PLUG 6P 620 021 8436 SCR PAN PCS 1.7X2.5 4111067709...
  • Page 12: Ic Block Diagram & Description

    TA81 27N (Tuner System) AMOSC DETOUT AM IF FM IF ST LED QUAD TUN LED GND2 AM MIX OUT 1 E PLAY INTlEXT...
  • Page 13 Function Pin Name l/O Input Pin for Traddng Gain Control Signal from Digital Signal Processor. TGL = H Gain Low I Input Pin for Traddng Off Control Signal from Digital TOFF Connection Pin for F’hoto Diode of Pi&up. Signal Processor. TOFF = H 0 Output Pin for Track Error Sense Signal to Digital Signal Processor.
  • Page 14 The phase comparison output terminal for external VC0 control. I Resistance connection terminal for RVDD MUTER I 0 IMute output terminal for R-ch XVDD 0 Connection terminal of crystal oscillation (16.9344MHz) XOUT I Connection terminal of crystal oscillation (16.9344MHz) XVSS 0 Output terminal for synchronizing signal of sub-cord block I llnput terminal of track search signal.
  • Page 15 VIN3 VIN4 Mute VIN2 Reg OUT Reg IN Function Pin Name UO 0 Nctused VOL-UP VOL-DOWN 0 CD function / Rimit SW. / Sync. REC signal for around XRST Reset I Oscillator Input 0 Oscillator Output 0 LigM up Signal for LED (Common 1) COM-1 0 LgM up Signal for LED (Common 2) COM-2...
  • Page 16 VOLTEGE OF IC & TRANSISTOR (CD MODE) 77.5 1 12.0 Voltage Transistors (CD MODE) Transistor Q201 (REC) 0.6 1 0.0 1 0.0 1.6 1 4.9 9.1 1 120 4.8 1 01 5 2 1 7.0 1 4.6 Transistor No. (2903 (CD STOP) Voltage...
  • Page 17: Schematic Diagram (Tuner)

    SCHEMATIC DIAGRAM (TUNER)
  • Page 18: Wiring Diagram (Tuner)

    WIRING DIAGRAM (TUNER)
  • Page 19 SCHEMATIC DIAGRAM (CD)
  • Page 20 WIRING DIAGRAM (CD) 19 -...
  • Page 21 HEAD PHONE LEFT SPEAKER CD ? T U \ BASS BOOST SWITCH TA o 246-l 60002-l 29 BOARD BATTERY BOARD This is a basic schematic diagram.
  • Page 22 CN204 MAGNETIC E HEAD RIP SWITCH C223 222M L20,C224 223M PLAY REC SW202 TO TUNER BOARD 248-l 60013-l 68 TO CD BOARD CN203 C D - R C H 3 - - - - - - - This is a basic schematic diagram.
  • Page 23: Wiring Diagram

    SYSCON) WIRING DIAGRAM (AMPLIFIER & PRE AMPLlFlER P.W.B BATTERY TERMINAL-1 P.W.B...
  • Page 25 MAIN AMPLIFIER P.W.B...
  • Page 26 SANYO Technosound Co., Ltd. Oct. I ‘98 I 1100 NS Printed in Japan Osaka, Japan...