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HS-EM20
Y
SERVICE MANUAL
STEREO
BASIC TAPE MECHANISM : 4ZM-2 P3NC2
CASSETTE PLAYER
S/M Code No. 09-011-422-9N1

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Summary of Contents for Aiwa HS-EM20

  • Page 1 HS-EM20 SERVICE MANUAL STEREO BASIC TAPE MECHANISM : 4ZM-2 P3NC2 CASSETTE PLAYER S/M Code No. 09-011-422-9N1...
  • Page 2: Specifications

    SPECIFICATIONS Maximum output: 4 mW + 4 mW (EIAJ 16 ohms) Power source: DC 3V using two R6 (size AA) batteries Maximum dimensions: 116.6 (W) x 92 (H) x 35 (D) mm in.) Weight Approx. 116.8g (4 oz) (excluding batteries) •...
  • Page 3: Electrical Main Parts List

    ELECTRICAL MAIN PARTS LIST 1 / 1 REF. NO. PART NO. REF. NO. PART NO. DESCRIPTION KANRI DESCRIPTION KANRI C304 87-A11-596-080 C-CAP,S 0.068-16 K B C305 87-A11-733-080 C-CAP,S 1-16 Z F 87-A21-684-040 C-IC,TA2145AF C306 87-A11-733-080 C-CAP,S 1-16 Z F C307 87-A11-587-080 C-CAP,S 0.039-16 K B C308...
  • Page 4: Transistor Illustration

    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 2SC2712 RN1411 RN2411...
  • Page 5 WIRING – 5 –...
  • Page 6 SCHEMATIC DIAGRAM – 6 –...
  • Page 7 ADJUSTMENT 1. Tape Speed Adjustment Settings: • Test tape : TTA–100 (Tape center) • Test point : PHONES (J1) • Adjustment location : SFR51 • MSP : CLASSIC • Tape selector : NORM • Volume : Non-clip (MAX-10dB) Method: Play back the test tape and adjust SFR51 so that the frequency becomes 3000Hz ±...
  • Page 8: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW 1 / 1 – 8 –...
  • Page 9: Mechanical Parts List

    MECHANICAL PARTS LIST 1 / 1 REF. NO. PART NO. REF. NO. PART NO. DESCRIPTION KANRI DESCRIPTION KANRI 1 8A-HG8-002-110 PANEL,MSP 2 8A-HG8-005-010 CAP, MSP 3 8A-HG8-003-010 KNOB,RTRY MSP 4 8A-HG8-004-010 PLATE,INDICATOR 5 8A-HG8-201-010 RACK,MSP 6 8A-HG8-017-010 LID,CASS EM J224B<[L]Y> 6 8A-HG8-018-010 LID,CASS EM J008N<[S]Y>...
  • Page 10: Tape Mechanism Exploded View

    TAPE MECHANISM EXPLODED VIEW 1 / 1 FRAME,CENTER – 10 –...
  • Page 11: Tape Mechanism Parts List

    TAPE MECHANISM PARTS LIST 1 / 1 REF. NO. PART NO. REF. NO. PART NO. DESCRIPTION KANRI DESCRIPTION KANRI 1 84-ZM2-012-010 LEVER,PLAY G 2 84-ZM2-211-01K GEAR,CONNECT 3 84-ZM2-222-010 SPR-T,PLAY 4 84-ZM2-015-010 LEVER,STOP G 5 84-ZM2-014-010 LEVER,REW G 6 84-ZM2-013-010 LEVER,FF G 7 84-ZM2-223-010 SPR-T,REW STOP 8 84-ZM2-232-010...
  • Page 12 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 9630472 0251431 Printed in Singapore...

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