background image

SECTION 6

EXPLODED VIEWS

6-2. MECHANISM DECK SECTION-1 (MT-323-118)

Ref. No.

Part No.

Description

Remarks

Ref. No.

Part No.

Description

Remarks

6-1. CABINET SECTION

Ref. No.

Part No.

Description

Remarks

Ref. No.

Part No.

Description

Remarks

— 13 —

— 14 —

1

2

23

23

3

4

5

6

MT-323-118

7

8

9

MIC901

10

11

12

13

14

15

16

SP901

17

1

17

1

19

23

23

20

24

25

21

22

18

not supplied

62

63

61

65

68

69

74

75

M901

70

76

78

71

73

72

51

not supplied

54

53

52

55

56

57

HE901

67

66

HRP901

59

77

64

58

60

NOTE:

-XX, -X mean standardized parts, so they may
have some differences from the original one.

Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.

The mechanical parts with no reference number
in the exploded views are not supplied.

Accessories and packing materials are given in
the last of this parts list.

1

3-318-382-31 SCREW (1.7), TAPPING

2

3-345-648-01 SCREW (M1.4), TOOTHED LOCK

*

3

A-3021-354-A MAIN BOARD, COMPLETE

4

3-924-741-01 TERMINAL, PLUS

5

3-936-973-01 TERMINAL, MINUS

6

3-334-565-41 SCREW (B1.7), TAPPING

7

3-924-745-01 BAR, GROUND

8

3-924-740-01 HOLDER, MICROPHONE

9

3-924-763-01 CUSHION (MICROPHONE)

10

3-924-743-01 CLAW, ERASING PROTECTION

11

3-924-744-01 SPRING(CLAW DETECTION),TENSION

12

3-939-590-26 SCREW (IB LOCK)

13

3-578-101-31 PLATE, ORNAMENTAL

14

3-019-363-41 CABINET (FRONT)

15

3-924-739-01 SPRING, CASSETTE

16

X-3379-561-1 LID SUB ASSY, CASSETTE

*

17

3-924-757-01 BRACKET (SPEAKER)

18

X-3375-808-1 LID BLOCK ASSY, BATTERY CASE

19

4-017-441-01 CUSHION (B)

20

3-924-747-11 KNOB (PAUSE)

21

3-318-203-92 SCREW (B1.7X9), TAPPING

22

3-019-442-01 CABINET (REAR)

23

3-831-441-99 SPACER, KNOB

24

3-831-441-11 CUSHION (B)

25

3-366-890-51 SCREW (IB LOCK)

MIC901 1-542-136-11 MICROPHONE, ELECTRET CONDEDSER
SP901

1-505-384-11 SPEAKER (3.6CM)

51

X-3377-250-1 LEVER (2) ASSY, PINCH

52

3-925-146-11 BUTTON (FF)

53

3-925-147-01 BUTTON (REW)

54

3-925-148-11 BUTTON (PLAY)

55

3-925-145-21 BUTTON (REC)

56

3-924-738-01 BUTTON (STOP)

57

3-703-925-21 SCREW (M1.4)

58

3-924-625-01 LEVER (HEAD)

59

3-924-645-01 BRACKET (HEAD)

60

3-924-685-01 SPRING (AZIMUTH), COMPRESSION

61

3-704-197-91 SCREW (IB LOCK)

62

3-375-135-01 SCREW (1.4), SPECIAL

63

3-376-177-01 SCREW (M1.4X3.8)

64

3-925-107-01 SPRING (IDLER), COMPRESSION

65

3-924-637-01 GEAR (FF)

66

3-924-673-01 GEAR (S REEL)

67

3-924-674-01 SPRING (B.T), COMPRESSION

68

3-924-641-01 GEAR (T REEL)

69

3-924-726-01 SPRING (M GROUND), TORSION

70

3-907-943-01 BELT (CAPSTAN)

71

3-925-109-01 CUSHION (MOTOR)

72

3-925-108-01 SCREW (MOTOR)

73

3-924-644-01 SPRING (POWER TENSION),TENSION

74

3-030-766-12 SHEET (MOTOR)

75

3-831-441-11 CUSHION,CABINET UPPER 10X7X0.5

76

3-927-754-11 CUSHION (M)

77

3-348-160-11 SCREW (M1.4X1.6),PRECISION PAN

78

3-561-685-01 SHEET (C), INSULATING

HE901

1-500-232-11 HEAD, MAGNETIC (ERASE)

M901

1-763-453-11 MOTOR, DC (LOADING)(WITH PULLY)

HRP901 1-500-073-51 HEAD,MAGNETIC (RECORD/PLAYBACK)

Summary of Contents for Pressman TCM-16

Page 1: ...cy range 250 6 300 Hz Speaker Approx 3 6 cm 1 7 16 in dia Power output at 10 harmonic distortion 130 mW Output Earphone jack minijack for 8 300Ω earphone Power requirements 3 V DC batteries R6 AA 2 Dimensions w h d incl projecting parts and controls Approx 112 36 6 90 3 mm 4 1 2 1 1 2 3 5 8 in Mass not incl batteries Approx 180 g 6 4 oz Design and specifications are subject to change without notic...

Page 2: ...NERAL 2 2 DISASSEMBLY 2 1 Lid Sub Assy Cassette 3 2 2 Main Board Mechanism Deck 3 2 3 Belt 4 2 4 Head Magnetic Pinch Roller 4 3 MECHANICAL ADJUSTMENT 5 4 ELECTRICAL ADJUSTMENT 5 5 DIAGRAMS 5 1 IC Block Diagram 6 5 2 Block Diagram 7 5 3 Schematic Diagram 9 5 4 Printed Wiring Board 11 6 EXPLODED VIEWS 6 1 Cabinet Section 13 6 2 Mechanism Deck Section 1 MT 323 118 14 6 3 Mechanism Deck Section 2 MT 3...

Page 3: ...TTE 2 2 MAIN BOARD MECHANISM DECK 4 two cords SP901 6 spring cassette 5 lid sub assy cassette four claws claw 3 cabinet rear 2 screw IB LOCK 1 three screws B1 7 9 8 mechanism deck 6 main board 4 cord HRP901 5 two cords MIC901 3 two cords M901 1 screw 1 7 2 screw M1 4 7 three screws IB LOCK Lid Sub Assy Cassette Main Board Mechanism Deck Belt Set Head Magnetic Pinch Roller ...

Page 4: ...EC lever 2 4 HEAD MAGNETIC PINCH ROLLER INSTALLATION MAIN BOARD On installation MAIN board adjust to the S101 and the REC lever 8 screw M1 4 6 head magnetic HRP901 3 pinch roller 2 4 screw 1 4 5 screw M1 4 3 8 9 head magnetic HE901 1 lever pinch roller 7 spring azimuth compression ...

Page 5: ...may appear but take the maximum Adjustment Location Tape Speed Adjustment Procedure 1 PlaybackWS 48A tape center part in the FWD state and adjust RV601 so that the frequency counter reading becomes 3 000 Hz Specification Value 2 Check that frequency counter reading is within 2 of reading of step 1 Digital frequency counter 2 970 to 3 030 Hz Type WS 48A P 4 A063 Signal 3 kHz 0 dB 6 3 kHz 10dB Used ...

Page 6: ...ly from battery terminal Voltages and waveforms are dc with respect to ground under no signal detuned conditions no mark PLAY REC Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal production toler ances Voltage variations may be noted due to normal production toler ances Signal path E PB a REC F MIC Note on Printed Wiring Board Y parts extracted from...

Page 7: ...TAPE SPEED M901 LOADING D401 BATT IC601 SERVO REF VOLTAGE B S601 PAUSE B DRY BATTERY SIZE AA 2PCS 3V S102 POWER SW ALC IC101 PRE POWER AMP ALC HRP901 HE901 MIC901 S101 1 4 PB REC S101 2 4 PB REC S101 3 4 PB REC S101 4 4 PB REC RV101 VOL SP901 SPEAKER J102 EAR PB REC ERASE MIC 16 HEAD OFF ON K K ...

Page 8: ...TCM 16 5 3 SCHEMATIC DIAGRAM 9 10 See page 6 for IC Block Diagram ...

Page 9: ...TCM 16 5 4 PRINTED WIRING BOARD Ref No Location D401 F 11 IC101 D 8 IC601 C 5 Semiconductor Location 11 12 16 1 2 A B C D E F G 3 4 5 6 7 8 9 10 11 12 ...

Page 10: ... 3 019 363 41 CABINET FRONT 15 3 924 739 01 SPRING CASSETTE 16 X 3379 561 1 LID SUB ASSY CASSETTE 17 3 924 757 01 BRACKET SPEAKER 18 X 3375 808 1 LID BLOCK ASSY BATTERY CASE 19 4 017 441 01 CUSHION B 20 3 924 747 11 KNOB PAUSE 21 3 318 203 92 SCREW B1 7X9 TAPPING 22 3 019 442 01 CABINET REAR 23 3 831 441 99 SPACER KNOB 24 3 831 441 11 CUSHION B 25 3 366 890 51 SCREW IB LOCK MIC901 1 542 136 11 MIC...

Page 11: ... 3 019 363 41 CABINET FRONT 15 3 924 739 01 SPRING CASSETTE 16 X 3379 561 1 LID SUB ASSY CASSETTE 17 3 924 757 01 BRACKET SPEAKER 18 X 3375 808 1 LID BLOCK ASSY BATTERY CASE 19 4 017 441 01 CUSHION B 20 3 924 747 11 KNOB PAUSE 21 3 318 203 92 SCREW B1 7X9 TAPPING 22 3 019 442 01 CABINET REAR 23 3 831 441 99 SPACER KNOB 24 3 831 441 11 CUSHION B 25 3 366 890 51 SCREW IB LOCK MIC901 1 542 136 11 MIC...

Page 12: ...3 SPRING FR TORSION 109 3 924 629 01 LEVER DETECTION 110 3 925 207 01 SPRING S OFF TENSION 111 3 924 630 01 LEVER S OFF 112 X 3370 387 8 LEVER ASSY IDLER 113 3 924 682 01 BELT FR 114 X 3370 385 1 PULLEY FR ASSY 115 3 924 628 0 LEVER FR 116 3 924 633 01 SPRING STOP TENSION 117 3 924 622 03 LEVER STOP 118 3 045 541 01 SPRING PR3 TORSION 119 3 924 684 01 SPRING LOCK PLATE TENSION 120 3 924 619 06 LEV...

Page 13: ...IC CHIP 0 001uF 10 50V C119 1 126 154 11 ELECT 47uF 20 6 3V C121 1 164 361 11 CERAMIC CHIP 0 047uF 16V C122 1 164 156 11 CERAMIC CHIP 0 1uF 25V C123 1 124 434 00 ELECT 220uF 20 00 4V C124 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C125 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C127 1 164 156 11 CERAMIC CHIP 0 1uF 25V C603 1 115 156 11 CERAMIC CHIP 1uF 10V C604 1 164 156 11 CERAMIC CHIP 0 1uF 25V DIOD...

Page 14: ...16W R603 1 216 841 11 METAL CHIP 47K 5 1 16W R605 1 216 821 11 METAL CHIP 1K 5 1 16W R607 1 216 831 11 METAL CHIP 6 8K 5 1 16W VARIABLE RESISTOR RV101 1 225 597 11 RES VAR CARBON 10K VOL RV601 1 238 663 11 RES ADJ CARBON 4 7K SWITCH S102 1 572 688 11 SWITCH PUSH 1 KEY POWER S601 1 572 922 11 SWITCH SLIDE PAUSE THERMISTOR TH601 1 809 354 11 THERMISTOR NTC 2125 THERMISTOR POSITIVE THP601 1 810 007 1...

Page 15: ... 18 TCM 16 Sony Corporation Audio Entertainment Group 2000L1619 1 Printed in Japan 2000 12 Published by General Engineering Dept 9 873 046 31 ...

Reviews: