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Sony M-100MC Service Manual
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Sony M-100MC Service Manual

Microcassette-corder
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SERVICE MANUAL
Ver. 1.1 2005.05
Tape
y (normal position type)
Recording system
2-track 1-channel monaural
Speaker
Approx. 2.8cm (1
1
/
in.) dia.
8
Tape speed
2.4cm/s (
15
/
ips), 1.2cm/s (
16
Frequency range
High : 400 – 3,000Hz
Normal, Low : 400 – 4,000Hz
Output
Earphone jack (minijack) for 8 – 300ohms earphone
Power output (at 10% harmonic distortion)
220mW
Battery life (Approx. hours) (EIAJ*)
Batteries
Sony alkaline LR6 (SG)
Sony R6P (SR)
* Measured value by the standard of EIAJ (Electronic Industries
Association of Japan) (Using a Sony Microcassette MC-60)
Sony Corporation
9-923-382-12
Personal Audio Group
2005E02-1
Published by Sony Engineering Corporation
© 2005.05
SPECIFICATIONS
15
/
ips)
32
Recording
16.0
5.5
M-100MC
Canadian Model
Model Name Using Similar Mechanism
Tape Transport Mechanism Type
Power requirements
3V DC
Two R6 (size AA) batteries
Dimensions (w/h/d)
Approx. 126.0 x 68.0 x 40.8 mm (5 x 2
projecting parts and controls
Mass
Approx. 180g (6.4 oz) incl. batteries
Supplied Accessories
Hand strap (attached to the unit) (1)
Microcassette tape (1) (EXCEPT US, Canadian, AEP model)
Wind screen (1) (US model)
R6 (size AA) batteries (2) (Tourist model)
Earphone (1) (Tourist model)
Design and specifications are subject to change without notice.
MICROCASSETTE™-CORDER
US Model
AEP Model
E Model
Tourist Model
NEW
MZ-100MC-14
3
5
/
x 1
/
in.) incl.
4
8

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  • Page 1 Design and specifications are subject to change without notice. Sony alkaline LR6 (SG) 16.0 Sony R6P (SR) * Measured value by the standard of EIAJ (Electronic Industries Association of Japan) (Using a Sony Microcassette MC-60) MICROCASSETTE™-CORDER Sony Corporation 9-923-382-12 Personal Audio Group...

  • Page 2: Table Of Contents

    9 r (recording) button !º ( (playback) button MODEL IDENTIFICATION !¡ ) (fast-forward)/(cue) • 0 (rewind)/(review) switch !™ VOR switch MICROCASSETTE-CORDER M-100MC !£ FIRST PB switch !¢ Handstrap !∞ TAPE SPEED switch !§ EAR jack !¶ DC IN 3V jack Indication of country of origin : !•...

  • Page 3: Disassembly

    SECTION 2 DISASSEMBLY The equipment can be removed using the following procedure. Rear cabinet assy Main unit Mechanism deck MIC-SP block assy, Main board Front cabinet assy LED board Cassette lid assy Note : Follow the disassembly procedure in the numerical order given. 2-1.

  • Page 4: Mechanism Deck Removal

    2-3. MECHANISM DECK REMOVAL Blue Main board Belt Mechanism deck 1 Remove solder 2 Screws MIC-SP block assy Head flexble board 1 Remove solder 2-4. MIC-SP BLOCK ASSY, MAIN BOARD REMOVAL Main board 1 Remove solder Yellow MIC-SP block assy Blue 1 Remove solder Brown...

  • Page 5: Led Board, Cassette Lid Assy Removal

    2-5. LED BOARD, CASSETTE LID ASSY REMOVAL Front cabinet assy 1 Tapping (1.7x3) Eject arm LED board Cassette lid assy 2-6. EJECT ARM INSTALLATION Eject arm Spring (toggle), torshion Front cabinet assy Eject arm – 5 –...

  • Page 6: Adjustments

    SECTION 3 ADJUSTMENTS 3-1. MECHANICAL ADJUSTMENTS 3-2. ELECTRICAL ADJUSTMENTS PRECAUTION Standard Output Level Output terminal 1. Before adjusting, clean the following parts with a piece of cot- Load impedance 10kΩ ton moistened with alcohol. Output level 78mV (– 20dB) record/playback/erase head pinch roller rubber belt capstan...

  • Page 7: Diagrams

    M-100MC SECTION 4 DIAGRAMS Tape Speed Adjustment 4-1. BLOCK DIAGRAM Switch position VOL contorl : Mechanical center VOR switch : OFF Procedure : After adjusting the 1.2cm/s speed, adjust the 2.4cm/s speed. – Playback – speed checker Test tape frequency counter WS-24 (3kHz, –10dB)

  • Page 10: Exploded Views

    Ver. 1.1 SECTION 5 EXPLODED VIEWS NOTE : IC BLOCK DIAGRAM 5-2. MECHANISM DECK SECTION • -XX, -X mean standardized parts, so they • The mechanical parts with no reference • Abbreviation (MZ-100MC-14) :Indication of country of origin may have some difference from the original number in the exploded views are not one.

  • Page 11: Electrical Parts List

    SECTION 6 MAIN ELECTRICAL PARTS LIST NOTE : • Due to standardization, replacements in the • SEMICONDUCTORS When indicating parts by reference num- In each case, u : µ , for example : parts list may be different from the parts ber, please include the board.
  • Page 12 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C143 1-163-009-11 CERAMIC CHIP 0.001uF Q107 8-729-230-63 TRANSISTOR 2SC4116-YG C144 1-163-009-11 CERAMIC CHIP 0.001uF Q108 8-729-420-50 TRANSISTOR UN5215 C145 1-163-009-11 CERAMIC CHIP 0.001uF Q109 8-729-420-50 TRANSISTOR UN5215 C146 1-163-009-11 CERAMIC CHIP 0.001uF...
  • Page 13 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R133 1-216-085-00 METAL CHIP 1/10W < CONNECTOR > R134 1-216-085-00 METAL CHIP 1/10W R135 1-216-037-00 METAL CHIP 1/10W W101 1-750-349-21 CONNECTOR, FFC/FPC (ZIF) 9P R136 1-216-033-00 METAL CHIP 1/10W ************************************************************ R137...
  • Page 14 M-100MC REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 1998.04...

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