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16

M-740V

101

3-704-197-01 SCREW (M1.4), SPECIAL HEAD

102

3-703-816-73 SCREW (M1.4), SPECIAL HEAD

103

3-028-960-01 SPRING (AZIMUTH), COMPRESSION

104

3-028-909-01 GUIDE (N), TAPE

105

3-028-965-01 SPRING (PINCH ARM), TORSION

108

X-3376-232-1 LEVER (PLAY) ASSY

109

X-3376-235-1 ARM(PINCH ROLLER) ASSY

110

3-321-813-61 RING, RETAINING

111

1-548-579-41 COUNTER, TAPE (SMALL TYPE)

112

X-3376-726-1 CHASSIS (COMP) ASSY (R)

113

3-343-948-01 BELT

Ref. No.

Part No.

Description

Remark

Ref. No.

Part No.

Description

Remark

114

3-028-922-01 BRACKET (N), HEAD

115

X-3376-234-1 BRACKET (R) ASSY, HEAD

116

3-028-962-01 SPRING, TORSION

117

3-028-910-01 GUIDE (R), TAPE

118

3-028-921-01 LEVER (HEAD ROTARY)

119

3-029-808-01 BRACKET (MOTOR)

120

3-365-053-01 SHEET (BA), ADHESIVE

121

3-704-197-71 SCREW M1.4X4.5

M901

1-763-236-11 MOTOR, DC (REEL/CAPSTAN)(WITH PULLY)

HRPE901 1-500-593-11 HEAD, CERAMIC (REC/PB/ERASE)

HRPE902 1-500-594-11 HEAD, CERAMIC (REC/PB/ERASE)

6-3. MECHANISM DECK SECTION (2)

(MZ-730V-99)

M901

HRPE901

HRPE902

108

104

109

101

121

103

114

115

116

110

105

117

103

101

121

119

101

101

102

112

113

120

111

118

Содержание M-740V

Страница 1: ... Hz with TAPE SPEED switch at 2 4 cm s Input Microphone input jack minijack PLUG IN POWER sensitivity 0 22 mV for 3 kilohms or lower impedance microphone Output Earphone jack minijack for 8 300 ohms earphone Power output at 10 harmonic distortion 250 mW Power requirements 3 V DC batteries R6 size AA 2 External DC 3V power sources Dimensions w h d Approx 62 2 120 5 25 5 mm 21 2 43 4 11 16 in incl p...

Страница 2: ...p component Notice that the minus side of a tantalum capacitor may be dam aged by heat 1 GENERAL 3 2 DISASSEMBLY 2 1 Lid Assy Cassette 4 2 2 Lid Battery Case 4 2 3 Cabinet Rear Assy 5 2 4 Speaker Assy Microphone 5 2 5 Main Board 6 2 6 Mechanism Deck 6 2 7 LED Unit 7 2 8 Head Creamic HRPE901 902 7 3 MECHANICAL ADJUSTMENTS 8 4 ELECTRICAL ADJUSTMENTS 8 5 DIAGRAMS 5 1 Block Diagram 11 5 2 Printed Wiri...

Страница 3: ... COUNTER CUE MARKER MIC PLUG IN POWER REC lamp M 830V Indicador REC M 830V REC BATT lamp M 740V Indicador REC BATT M 740V FAST PB EAR nN PAUSE CUE REVIEW xZ TAPE SPEED FAST PB Tape direction indicators Indicadores de sentido de la cinta DIR DIR This section is extracted from instruction manual ...

Страница 4: ...rocedure in the numerical order given 2 1 LID ASSY CASSETTE 2 2 LID BATTERY CASE Set Lid assy cassette Head ceramic HRPE901 902 LED unit Lid battery case Cabinet rear assy Main board Mechanism deck Speaker Microphone MIC901 Lid assy cassette 2 axis 3 axis 4 claw 5 1 Zp Eject Stop button Lid battery case 1 claw 1 claw 2 ...

Страница 5: ...ches 2 4 SPEAKER MICROPHONE MIC901 2 Four screws B1 7 16 1 Screw B1 7 5 3 Claw 5 Cabinet rear assy 4 Claws Switch TAPE SPEED Switch PAUSE Knob PAUSE Knob FR 4 Unsolder 2 places 1 Unsolder 2 places 2 Two screws B2 2 5 3 Speaker 8 Microphone MIC901 5 Holder MIC 6 7 Mic cushion ...

Страница 6: ...6 M 740V 2 6 MECHANISM DECK 2 5 MAIN BOARD 1 Unsolder 8 places 4 Two screws 2 Unsolder 6 places 6 Main board 3 Unsolder 4 places 5 6 4 Mechanism deck Button EJECT STOP Button PLAY Button REC 2 1 3 ...

Страница 7: ... 740V 2 7 LED UNIT 2 8 HEAD CERAMIC HRPE901 902 Blacket LED Claw LED unit 1 Three screws 1 7 2 3 tapping 2 1 Claw 3 M1 4 special head 4 M1 4 special head 2 Arm pinch roller assy 5 Head ceramic HRPE901 902 ...

Страница 8: ...ECTRICAL ADJUSTMENTS 2 Turn the adjustment screw to obtain the maximum reading on level meter Note Several peaks may appear but the maximum First remove the cover AZ EAR jack J102 set 16 Ω test tape S 2 A030A 3 kHz 20 dB level meter Remove the cover AZ Head azimuth adjustment screw FWD REV Tape Tension Measurement Mode Forward Reverse Fast Forward Rewind Torque Meter CQ 102M CQ 102MR CQ 201M CQ 20...

Страница 9: ...lind 1 Tape Speed 2 4 cm s Playback WS 24 tape center part and adjust RV601 so that reading on the digital frequency counter becomes 3 000 Hz 2 Tape Speed 1 2 cm s Playback WS 24 tape center part and adjust RV602 so that reading on the digital frequency counter becomes 3 000 Hz 0000 EAR jack J102 digital frequency counter set 16 Ω test tape WS 24 tape speed 1 2 2 4cm s 3 kHz 10 dB Remove the plate...

Страница 10: ... MIC IN Vref OUT MIC VCC R F OUT LED DRIVE R P SW PAUSE P R MUTE GVN CONT GVN Vref Vs GVN GND GVN OUT PRE NF PRE OUT REG IN REG OUT ALC CONT VOX CONT VOX DELAY GNV SPEED UP AUT STOP CONT AUT STOP IN PWR IN PWR OUT1 PWR GND PWR OUT2 Vcc UOUT DR VCC LB FC OUT VSP IN VREF S S 20 19 18 17 16 15 14 13 12 11 VOUT WOUT P GND WB VB UB OSC COM GND RI 1 2 3 4 5 6 7 8 9 10 DRIVER STARTUP DIR LOGIC STARTUP DE...

Страница 11: ... PB REC OFF L H S102 VOR RV101 VOL 24 11 14 PWR IN PWR OUT2 12 16 1 13 11 14 15 19 2 20 22 PWR OUT1 GVM OUT GVN VREF GVN CONT POWER AMP IC101 2 2 LED DRIVE 23 P R SW P R PAUSE M B 3V M901 MOTOR S101 4 4 REC PB J102 EAR SP901 SPEAKER LED UNIT B B DRY BATTERY SIZE AA IED DESIGNATION R6 2PCS 3V DC IN 3V CN101 S103 POWER S604 DIR Signal path PB REC REC MUTE Q120 MUTE SWITCH Q119 Q108 VREF MUTE SWITCH ...

Страница 12: ... A the pattern face are indicated Parts face side Parts on the parts face side seen from SIDE B the parts face are indicated IC601 IC101 cm cm 1 A B C D E F G H 2 3 4 5 6 7 8 9 10 11 12 13 Ref No Location D101 B 3 IC101 E 4 IC601 C 4 Q101 G 4 Q102 F 3 Q103 E 5 Q104 D 5 Q105 C 9 Q106 D 5 Q107 D 6 Q108 G 11 Q109 D 6 Q111 E 3 Q112 E 3 Q116 D 5 Q117 F 11 Q118 G 6 Q119 D 6 Q120 F 11 Q603 D 11 Semicondu...

Страница 13: ...wise specified C panel designation A B Line H adjustment for repair Power voltage is dc 3 V and fed with regulated dc power supply from battery terminal Voltage is dc with respect to ground under no signal condition no mark PB REC Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Signal path E PB a REC Refer to page 10 for IC B...

Страница 14: ... items XX and X mean standardized parts so they may have some difference from the original one Accessories and packing materials are given in the last of this parts list 6 1 CABINET SECTION 1 2 9 39 4 47 5 45 46 33 34 14 44 36 37 23 21 22 35 19 26 25 27 28 29 30 40 31 32 24 18 38 17 16 41 20 42 12 11 10 7 MIC901 SP901 not supplied 6 1 A 2 X 4 3 0 5 3 0 6 3 6 7 3 0 9 3 0 10 1 4 11 3 0 12 3 3 14 3 0...

Страница 15: ...23 3 831 441 01 SPACER KNOB 24 A 3021 220 A MAIN BOARD COMPLETE 25 X 3380 123 2 CABINET REAR ASSY 26 3 037 004 01 PAPER A SHIELD 27 3 031 660 01 KNOB FR 28 3 035 255 11 SCREW 1 7X16 29 3 358 363 81 PLATE BLIND 30 3 318 203 72 SCREW B1 7X5 TAPPING 31 3 031 662 22 LID BATTERY CASE 32 3 914 930 11 CUSHION BATTERY CASE LID 33 3 328 319 01 STRAP HAND 34 3 037 193 01 CUSHION SP 35 3 037 146 01 CUSHION A...

Страница 16: ... 01 WASHER A 70 3 028 967 01 LEVER PAUSE RELEASE 71 3 028 954 01 SPRING SW LEVER TENSION 72 3 321 813 71 RING RETAINING 73 3 028 928 01 LEVER EJECT 74 3 028 964 01 SPRING SLIDER TORSION 75 4 926 562 01 WASHER STOPPER 76 3 028 927 01 LEVER STOP 77 X 3378 643 1 LEVER REVERSE SWITCH ASSY 78 X 3376 236 1 LEVER CLAW DETECTION R ASSY 79 3 029 635 01 SPRING LEVER DIR TORSION 80 3 029 639 01 SPRING TENSIO...

Страница 17: ...rt No Description Remark Ref No Part No Description Remark 114 3 028 922 01 BRACKET N HEAD 115 X 3376 234 1 BRACKET R ASSY HEAD 116 3 028 962 01 SPRING TORSION 117 3 028 910 01 GUIDE R TAPE 118 3 028 921 01 LEVER HEAD ROTARY 119 3 029 808 01 BRACKET MOTOR 120 3 365 053 01 SHEET BA ADHESIVE 121 3 704 197 71 SCREW M1 4X4 5 M901 1 763 236 11 MOTOR DC REEL CAPSTAN WITH PULLY HRPE9011 500 593 11 HEAD C...

Страница 18: ...ERAMIC CHIP 0 001uF 10 50V C129 1 126 246 11 ELECT CHIP 220uF 20 4V C130 1 163 251 11 CERAMIC CHIP 100PF 5 00 50V C131 1 163 017 00 CERAMIC CHIP 0 0047uF 5 50V C132 1 163 038 11 CERAMIC CHIP 0 1uF 25V C133 1 164 005 11 CERAMIC CHIP 0 47uF 25V C134 1 124 778 00 ELECT CHIP 22uF 20 6 3V C135 1 164 505 11 CERAMIC CHIP 2 2uF 16V C136 1 124 778 00 ELECT CHIP 22uF 20 6 3V C137 1 107 725 11 CERAMIC CHIP 0...

Страница 19: ... METAL CHIP 10K 5 1 10W R134 1 216 081 00 METAL CHIP 22K 5 1 10W R135 1 216 097 11 RES CHIP 100K 5 1 10W R137 1 216 009 00 RES CHIP 22 5 1 10W R138 1 216 009 00 RES CHIP 22 5 1 10W R139 1 216 053 00 METAL CHIP 1 5K 5 1 10W R140 1 216 013 00 METAL CHIP 33 5 1 10W R141 1 216 009 00 RES CHIP 22 5 1 10W R142 1 216 073 00 METAL CHIP 10K 5 1 10W R143 1 216 073 00 METAL CHIP 10K 5 1 10W R144 1 216 089 11...

Страница 20: ...NUAL INSTRUCTION ENGLISH SPANISH ITALIAN PORTUGUESE E 3 229 699 51 MANUAL INSTRUCTION ENGLISH CHINESE HUNGARIAN RUSSIAN Chinese EastEuropean 3 229 699 61 MANUAL INSTRUCTION FRENCH SLOVAK POLISH CZECH EastEuropean 3 229 699 71 MANUAL INSTRUCTION ENGLISH CHINESE E Ref No Part No Description Remarks ...

Страница 21: ...cking 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 1 0 2001 02 New M 740V ...

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