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SECTION  2

DISASSEMBLY

 This set can be disassembled in the order shown below.

2

Note:

 

Follow the disassembly procedure in the numerical order given.

COVER,  FRONT  PANEL  SECTION

AUDIO/CONNECTOR BOARD, POWER TRANSFORMER (T901)
(Page 5)

TRAY (A) ASS’Y
(Page 6)

COVER, FRONT PANEL SECTION
(Page 4)

MECHANISM DECK (TCM-9700HLD)
(page 5)

MOTOR (HK) ASS’Y (M902)
(Page 6)

1

two screws
(CASE 3 TP2)

3

wire (flat type) (5 core)
(CN301)

4

two screws
(BVTP3 

×

 8)

1

two screws
(CASE 3 TP2)

8

LID (R-TC)

7

two claws

3

wire (flat type)
(27 core) (CN802)

6

front panel section

5

three claws

4

two screws
(BVTP3 

×

 8)

2

Remove the cover to
direction of the arrow.

Содержание TC-TX77

Страница 1: ...l Name Using Similar Mechanism TC S1 Tape Transport Mechanism Type TCM 9700HLD SPECIFICATIONS Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation DOLBY and the double D symbol aare trademarks of Dolby Laboratories Licensing Corporation ...

Страница 2: ...rds 13 5 3 Schematic Diagram 17 6 EXPLODED VIEWS 23 7 ELECTRICAL PARTS LIST 28 SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK OR DOTTED LINE WITH MARK ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB LISHED BY SONY ...

Страница 3: ... 3 SECTION 1 GENERAL This section is extracted from instruction manual ...

Страница 4: ...OWER TRANSFORMER T901 Page 5 TRAY A ASS Y Page 6 COVER FRONT PANEL SECTION Page 4 MECHANISM DECK TCM 9700HLD page 5 MOTOR HK ASS Y M902 Page 6 1 two screws CASE 3 TP2 3 wire flat type 5 core CN301 4 two screws BVTP3 8 1 two screws CASE 3 TP2 8 LID R TC 7 two claws 3 wire flat type 27 core CN802 6 front panel section 5 three claws 4 two screws BVTP3 8 2 Remove the cover to direction of the arrow ...

Страница 5: ...ector CN351 2 two screws BVTP3 8 1 connector CN803 1 connector CN804 3 two screws BVTP3 8 6 power thansformer T901 8 connector board º four screws BVTP3 8 9 screw BVTP3 10 audio board 3 wire flat type 15 core CN711 2 connector CN351 1 power cord CN901 5 connector CN701 7 two connectors CN713 715 4 four screws BVTT3 6 ...

Страница 6: ...3 tray A ass y tray A ass y 1 Rotate the gear ass y in direction arrow A to up the tray 1 six screws BVTT2 6 8 5 three step screws MOTOR 6 motor HK ass y M902 3 Remove the belt to position figure the hang 2 mechanism deck 4 Remove the solders of motor M902 ...

Страница 7: ...he standard output signal level as follows Record Mode set AF OSC attenuator 600 Ω 10 k Ω LINE IN LINE OUT 47 k Ω level meter Standard Input Level Input terminal LINE IN source impedance 10 kΩ input signal level 0 5 V 3 8 dB Standard Output Level Output terminal LINE OUT L CH load impedance 47 kΩ output signal level 0 5 V 3 8 dB Test Tape Type Signal Used for P 4 A100 10 kHz 10 dB Azimuth Adjustme...

Страница 8: ...vel Adjustment Procedure Mode FWD playback Screw position L CH peak within 1dB output level L CH peak R CH peak within 1dB angle R CH peak 3 Phase Check Mode REV playback V H Screen pattern Good Wrong in phase 45 90 135 180 LINE OUT set R CH L CH 47 k Ω 47 k Ω oscilloscope test tape P 4 A100 10 kHz 10 dB 4 Set in the FWD mode and repeat the step 1 to 3 5 After the adjustment lock the screw with lo...

Страница 9: ... Playback set LINE OUT 47 k Ω recorded portion level meter 3 Confirm playback the signal recorded in step 1 become ad justment level as follows 4 If these levels do not adjustment level adjust the RV152 L CH and RV252 R CH to repeat step 1 and 2 Adjustment Level Playback output of 10 kHz to playback output of 315 Hz 0 5 dB Adjustment Location AUDIO board See page 10 2 Mode Playback set LINE OUT 47...

Страница 10: ... SYSTEM CONTROL BOARD Component Side CN714 CN711 IC304 CN351 RV151 Playback Level L CH RV251 Playback Level R CH RV252 Record Bias R CH RV152 Record Bias L CH RV153 Record Level L CH IC301 RV253 Record Level R CH CN803 IC803 CN801 TEST Mode RV801 Tape Speed ...

Страница 11: ...Y O Relay drive output L On 24 BIAS O Control output to recording bias switch Q352 L On 25 AU BUS OUT O Audio bus output 26 AU BUS IN I Audio bus input 27 RESET I Reset input 28 X CIN I Not used Fixed at L 29 X COUT O Not used Open 30 X IN I Main system clock input 4 MHz 31 XOUT O Main system clock output 4 MHz 32 Vss Ground 33 REC MUTE O Recording mute on off control output L Mute on 34 LINE MUTE...

Страница 12: ...lunger PM901 drive output H On 72 CAPSTAN O Capstan reel motor M902 drive output H On 73 Vcc Power supply 5 V 74 Vee Ground 75 AVss Ground for A D converter 76 Vref I Reference voltage 5 V for A D converter 77 HALF I Cassette half detection input from S905 78 AMS IN I AMS input 79 LIMIT SW I Loading detection input from S901 Open L Close M COM H 80 PULSE I Rotary detection input from PH901 Voltage...

Страница 13: ......

Страница 14: ......

Страница 15: ......

Страница 16: ...IEWS The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified 1 COVER FRONT PANEL SECTION Ref No Part No Description Remark Ref No Part No Description Remark 1 4 985 926 01 KNOB 2 X 3372 679 1 PANEL ASSY FRONT 3 4 962 708 01 EMBLEM 4 A SONY 4 3 939 648 01 WINDOW TC 5 3 939 646 01 BUTTON REC CD SYNC r REC 6 3 939 645 01 BUTTON POWER ...

Страница 17: ... FLAT TYPE 5 CORE 60 1 773 009 11 WIRE FLAT TYPE 15 CORE 61 1 663 309 11 CONNECTOR BOARD 62 A 2007 715 A AUDIO BOARD COMPLETE 63 4 965 822 01 FOOT 64 3 350 847 21 HOLDER PCB T901 1 431 302 11 TRANSFORMER POWER Ref No Part No Description Remark Ref No Part No Description Remark The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified...

Страница 18: ...0 A TRAY A ASSY 102 A 2004 429 A CLAMP B ASSY 103 3 917 502 01 SCREW 2X8 BTT 104 3 917 501 01 SPRING TOGGLE 105 3 917 498 01 SCREW 2 6X6 BTT 106 3 917 497 01 SCREW 2 6X5 BTT 107 3 917 499 01 BELT 108 X 3369 090 1 GEAR ASSY 109 3 918 629 01 SPRING A COMPRESSION 110 3 918 630 01 WASHER FLAT 111 3 917 496 01 CHASSIS MAIN M901 X 3369 091 1 MOTOR ASSY LOADING S901 1 762 989 11 SWITCH ROTARY LOADING DET...

Страница 19: ...VS 161 3 917 532 01 CLAMP HEAD WIRE 162 3 917 537 01 SPRING TAPE GUIDE COMPRESSION 163 3 917 539 01 GUIDE R TAPE 164 3 917 524 01 SPRING AZIMUTH 165 3 917 541 01 SCREW 2X5 166 3 917 531 01 SCREW AZIMUTH 167 3 917 528 01 GEAR RETURN 168 3 917 526 01 COLLAR 169 3 917 536 01 SCREW POWER LOCK 170 3 917 530 01 SPRING RETURN TOGGLE 171 3 917 534 01 WASHER POLY SLIDER 172 3 917 527 01 GEAR ROTATION 173 3...

Страница 20: ...ING REEL C COMPRESSION 213 3 917 585 01 GEAR REEL 214 3 917 600 01 SEAL REFLECT 215 3 917 602 01 FELT REEL 216 3 917 589 01 GEAR PLAY CAM 217 3 917 590 01 ARM TRIGGER 218 3 917 597 01 SPRING TRIGGER ARM TENSION 219 3 917 565 01 SCREW 2X4 PTT 220 3 917 604 01 WASHER POLY SLIDER 221 3 701 437 11 WASHER 222 3 917 623 01 CUSHION MOTOR RUBBER 223 3 917 622 01 WASHER B FLAT 224 3 917 620 01 SCREW MOTOR ...

Страница 21: ...72 11 FILM 0 022uF 5 50V C253 1 107 714 11 ELECT 10uF 20 16V C254 1 107 610 11 CERAMIC 82PF 5 500V C255 1 107 609 11 CERAMIC 75PF 5 500V C256 1 102 820 00 CERAMIC 330PF 5 50V C257 1 126 964 11 ELECT 10uF 20 50V C258 1 126 960 11 ELECT 1uF 20 50V C259 1 126 964 11 ELECT 10uF 20 50V C291 1 162 282 31 CERAMIC 100PF 10 50V C292 1 162 290 31 CERAMIC 470PF 10 50V C301 1 126 964 11 ELECT 10uF 20 50V C302...

Страница 22: ...ISTOR 2SC945 P Q356 8 729 900 80 TRANSISTOR DTC114ES Q357 8 729 900 80 TRANSISTOR DTC114ES Q358 8 729 900 80 TRANSISTOR DTC114ES Q359 8 729 900 80 TRANSISTOR DTC114ES Q360 8 729 900 80 TRANSISTOR DTC114ES Q701 8 729 141 83 TRANSISTOR 2SB1094 LK Q702 8 729 209 15 TRANSISTOR 2SD2012 Q703 8 729 900 74 TRANSISTOR DTC143TS RESISTOR R11 1 249 435 11 CARBON 33K 5 1 4W R12 1 249 435 11 CARBON 33K 5 1 4W R...

Страница 23: ...1 249 390 11 CARBON 5 6 5 1 4W R360 1 249 427 11 CARBON 6 8K 5 1 4W R361 1 249 421 11 CARBON 2 2K 5 1 4W R362 1 215 454 00 METAL 24K 1 1 4W R363 1 249 441 11 CARBON 100K 5 1 4W R364 1 249 417 11 CARBON 1K 5 1 4W R703 1 219 137 11 FUSIBLE 0 33 10 1 4W R705 1 249 419 11 CARBON 1 5K 5 1 4W R706 1 249 418 11 CARBON 1 2K 5 1 4W R707 1 249 425 11 CARBON 4 7K 5 1 4W R708 1 249 427 11 CARBON 6 8K 5 1 4W R...

Страница 24: ...49 417 11 CARBON 1K 5 1 4W R858 1 249 421 11 CARBON 2 2K 5 1 4W R859 1 249 425 11 CARBON 4 7K 5 1 4W R860 1 249 429 11 CARBON 10K 5 1 4W R861 1 249 433 11 CARBON 22K 5 1 4W R862 1 249 412 11 CARBON 390 5 1 4W VARIABLE RESISTOR RV301 1 225 383 11 RES VAR CARBON 50K 50K REC LEVEL SWITCH S851 1 554 303 21 SWITCH TACTILE OPEN CLOSE S852 1 554 303 21 SWITCH TACTILE p S853 1 554 303 21 SWITCH TACTILE P ...

Страница 25: ... 1 249 429 11 CARBON 10K 5 1 4W R819 1 249 417 11 CARBON 1K 5 1 4W R820 1 249 441 11 CARBON 100K 5 1 4W R821 1 247 807 31 CARBON 100 5 1 4W R822 1 247 807 31 CARBON 100 5 1 4W R823 1 249 429 11 CARBON 10K 5 1 4W R824 1 249 425 11 CARBON 4 7K 5 1 4W R825 1 249 429 11 CARBON 10K 5 1 4W R826 1 249 429 11 CARBON 10K 5 1 4W R827 1 249 419 11 CARBON 1 5K 5 1 4W R828 1 249 417 11 CARBON 1K 5 1 4W R830 1 ...

Страница 26: ...SSORIES PACKING MATERIALS 1 558 271 11 CORD CONNECTION AUDIO 1 0m 1 574 314 11 CORD WITH CONNECTOR AU BUS 3 860 361 11 MANUAL INSTRUCTION ENGLISH FRENCH SPANISH PORTUGUESE AEP UK 3 860 361 21 MANUAL INSTRUCTION GERMAN DUTCH SWEDISH ITALIAN AEP ...

Страница 27: ... 34 TC TX77 Sony Corporation Home A V Products Company 9 960 774 11 97E057553 1 Printed in Hungary 1997 5 Published by General Engineering Dept Shibaura ...

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