SONY M100MC
Service Manual

Ver. 1.1

SECTION 5 EXPLODED VIEWS
� The mechanical parts with no reference number in the exploded views are not supplied. � Hardware (# mark) list and accessories and packing materials are given in the last of this parts list. � Abbreviation E :Indication of country of origin 1E :No indication of country of origin

r

IC BLOCK DIAGRAM
PRE OUT EQ IN

NOTE : � -XX, -X mean standardized parts, so they may have some difference from the original one. � Items marked � * �are not stocked since they are seldom required for routine service. Some
REC Vref OUT

5-2. MECHANISM DECK SECTION (MZ-100MC-14)
71 70 72 76
HCB901

IC101 LA4168ML-TE-L
MIC REC IN

77

30

29

28

27

26

25

24

23

22

21

20

19

18

17

16

delay should be anticipated when ordering these items.

5-1. FRONT SECTION
PAUSE 2.2k
ALC CONT MIC VCC

17 18
GVN
VOX CONT R. F OUT

42

65
43

66

67 74

73

75 78

30k 2k

64
VOX DELAY LED DRIVE

MIC VCC

15

15 16

44 19 20 21 13

22

23

24

63

62 69

79 80 81

Vref 20k EQ MIC REC ALC VOX

PAUSE

R/P

38 14 41 11 12

61
not supplied

60
28
M901

45 27

82 57 58 68

NC P/R MUTE

R, F

29 3 35 43 5 3 40 1 2 7 34 33 32 26

30

VOX 300k

SPEED

GVN CONT

SP901
1
GVN Vref PWR OUT1

POWER

2

6
MIC901

NC R/P SW

NC

Vs PWR GND

1
NF PRE GND

2

3

4

5

6

7

8

9

10

11
PWR IN

12

13

14

15
Vcc GVN OUT

3 10 9 8 39
MIC902

59

56 55

PWR OUT2 GVN GND

6

31

52

3

54 51

Ref. No. 1 2 3 *4 *5 6 7 8 9 10 11 12 13 14 14 15 16 17 18 19 20 21 22 23

Part No. 3-025-026-01 X-3375-565-1 3-318-382-31 3-025-036-01 3-025-030-01 3-704-197-91 3-025-031-01 3-025-024-01 3-025-043-01 3-025-023-01 A-3021-101-A 3-025-037-01 3-025-038-01 X-3375-600-1 X-3375-956-1 3-334-565-21 3-318-203-82 3-025-019-01 3-025-017-01 3-025-018-01 3-010-491-01 3-010-492-01 3-010-493-01 3-669-481-07

Description BUTTON (STAND) STAND ASSY SCREW (1.7X3), TAPPING BRACKET (SPK) BRACKET (M-SP) SCREW (IB LOCK) HOLDER (M-SP) BRACKET (PANEL MIC) SHEET (WS) PANEL (MIC) MAIN BOARD, COMPLETE TERMINAL, BATTERY SPRING, BATTERY COIL CABINET (REAR) ASSY (EXCEPT 1E) CABINET (REAR) ASSY (1E) SCREW (B1.7X13.5), TAPPING SCREW (B1.7X7), TAPPING LID, BATTERY CASE KNOB (PAUSE) KNOB (FR) BUTTON (REC) BUTTON (PLAY) BUTTON (STOP) PIN (DIA.1X10), PARALLEL

Remark

Ref. No. 24 26 27 28 29 30 31 32 33 * 34 35 38 39 40 41 42 43 44 45 MIC901 MIC902 SP901

Part No.

Description

Remark

53

3-328-319-31 STRAP, HAND 3-025-013-11 BUTTON (CUE) 3-027-880-01 SPRING (TOGGLE), TORSION 3-010-499-01 ARM (EJECT) X-3375-599-1 CABINET (FRONT) ASSY 3-025-029-01 FOOT (CABINET) X-3375-566-1 3-025-039-01 3-025-033-01 3-025-040-01 3-669-481-05 3-342-156-61 3-025-032-01 A-3021-100-A 3-345-648-01 3-025-041-01 3-025-042-01 3-026-293-01 1-669-666-11 1-542-348-11 1-542-298-11 LID ASSY, CASSETTE COVER (AZIMUTH) KNOB (SENSITIVITY SELECTION) BRACKET (SENSITIVITY) PIN (DIA.1X15), PARALLEL SCREW CUSHION, MICROPHONE LED BOARD, COMPLETE SCREW (M1.4), TOOTHED LOCK SHEET (BLIND) PAPER, SHIELD CUSHION (BATTERY) LED FLEXIBLE BOARD MICROPHONE, ELECTRET CONDENSER MICROPHONE, ELECTRET CONDENSER

Ref. No. 51 52 53 * 54 * 55 56 57 58 59 60 61 62 63 64 65 66 67

Part No. X-3371-272-1 3-914-904-01 3-704-243-11 3-023-941-01 3-914-919-01 3-914-903-01 3-914-915-01 3-914-906-01 3-377-420-11 X-3368-585-1 X-3375-404-1 3-343-948-01 3-023-935-01 X-3375-403-1 1-251-705-11

Description FLYWHEEL (M) ASSY SPRING (PFR), TORSION SCREW (P1.7X2.0) PLATE (FR), LOCK SLIDER (FR) SPRING (FR), TORSION ARM (S.OFF) SPRING (S.OFF), TORSION BELT PINCH LEVER ASSY LEVER (STOP) ASSY BELT BELT BRACKET ASSY, COUNTER COUNTER, TAPE

Remark

Ref. No. * 68 * 69 70 71 72 73 74 75 * 76 77 78 79 80 * 81 82 HCB901 M901

Part No.

Description

Remark

X-3369-557-1 CHASSIS COMPLETE ASSY (D) 3-914-913-01 LEVER (PLAY) 3-914-902-01 SPRING (P), TORSION 3-704-245-42 3-366-746-51 3-378-792-01 X-3368-584-1 3-331-007-21 3-914-923-11 3-331-047-01 3-914-908-01 3-914-907-01 X-3368-587-1 X-3368-583-1 3-914-916-01 1-500-527-11 1-698-533-21 SCREW (1.4) SCREW (M1.4X6.5) SPRING, COMPRESSION ARM (MIDWAY GEAR) ASSY WASHER COVER, MD SCREW (M1.4X1.4),SPECIAL HEAD SPRING (REC LOCK), TENSION SPRING (MIDWAY GEAR), TORSION REEL ASSY, S LEVER (REC) ASSY ARM (CLAW DETECTION) HEAD,MAGNETIC(RECODE/PLAYBACK/ERASE) MOTOR, DC

X-3368-582-1 REEL ASSY, T 3-914-914-12 GUIDE, TAPE

1-505-918-11 SPEAKER (2.8cm)

� 16 �

� 17 �

� 18 �