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DV MECHANICAL ADJUSTMENT MANUAL VII(Z MECHANISM)

1. y INE e N I ff Gooseneck a gear assy Worm shaft ID Deceleration gear Gooseneck gear shaft DV MECHANICAL ADJUSTMENT MANUAL VII Apply grease 2 Apply Grease Conversion gear TG2 cam plate assy LS guide roller S2 LS guide roller S1 M slider Conversion gear shaft TG2 cam plate assy Apply grease when installing it Amount of grease a ball of 1 0 mm diameter of grease LS arm assy LS guide shaft S1 Cam gear HELP DV MECHANICAL ADJUSTMENT MANUAL VII Apply grease 3 Mechanical chassis block assy M slider assy Shaft hole Cam gear shaft M slider shaft Conversion gear GL driving arm Rotary encoder GL driving arm xo A Cam gear A e o 36 Apply grease when installing it Ke 7 Amount of grease Cam gear gt iza 6 a ball of 3 0 mm diameter of grease BOn to a ball of 2 0 mm diameter of grease Si Ef 38 Sides of the both grooves Conversion gear shaft HELP DV MECHANICAL ADJUSTMENT MANUAL VII Soldering 1 FP 468 flexible board FP 467 Two solderings flexible board Ra MIC terminal MIC902 Screw M1 4 x 2 0 Five solderings Motor holder block assy Loading LED D901 Two LE solderings Whe DS Eight solderings FP 468 flexible boa
2. Extension spring pop up S silver The spring hook faces downward 4 Cassette compartment block assy 2 Two scre subsequent paragraphs of this manual Attachment procedure Set the mode Install the tension spring cassette compartment S POP UP S silver in to the cassette compartment assy The spring should be hooked on the front stay with the spring end facing upward Install the tension spring cassette compartment T POP UP T black in to the cassette compartment assy The spring should be hooked on the front stay with the spring end facing upward Install the pin E and groove of the cassette compartment assy 4 into the LS chassis groove and pin H In the status that the LS block assy is kept open insert it into the grooves D and Q of the LS chassis block assy Close the LS chassis block assy in the direction opposite to the arrow and install it with the two screws special head screw M1 4 x 1 4 Tightening torque 0 059 0 01Nem 0 6 0 1kgfecm The cassette compartment down halfway Pass the portion of the cassette compartment damper Q through the groove at the tip of the cassette compartment Then pull the portion and fix it using tweezers or something 7 Cassette compartment assy 5 Extension spring pop up T black i The spring WS hook faces M1 4x 1 4 downward DV MECHANICAL ADJUSTMENT MANUAL VII 2 Periodic Inspection a
3. Ne ewe mo Note FP 468 is included in the LS block assy and is attached to chassis by hot press Because installation of FP 468 requires a very high accuracy FP 468 is not supplied as an independent service parts Ref No Part No 766 3 03 816 15 167 3 079 243 01 768 X 3952 934 1 769 3 052 062 02 770 3 079 219 02 771 3 081 591 01 172 X 3952 935 3 173 3 079 237 01 174 A 7095 403 B D901 6 500 471 01 H901 8 19 067 74 H902 8 719 067 74 MIC902 1 817 175 12 5903 1 529 566 51 Q901 6 550 402 01 Q902 6 550 402 01 54 Description SCREW M1 4 SPECIAL HEAD SPRING PINCH RETURN TORSION ARM ASSY PINGH NUT TG7 TG7 SPRING COMPRESSION TG7 ARM ASSY TG7 ADJUSTOR BAND TG2 ARM BLOCK ASSY DIODE GL453E00000F TAPE LED ELEMENT HOLE HW 105A CDE T S REEL ELEMENT HOLE HW 105A CDE T T REEL PIN CONNECTOR WITH DETECTION SWITCH SWITCH PUSH 1 KEY C C DOWN TRANSISTOR PT4850FEO00F TAPE END TRANSISTOR PT4850FEQOOF TAPE TOP DV MECHANICAL ADJUSTMENT MANUAL VII 6 Schematic Diagrams 5 3 Mechanical Chassis Block Assembly ns not supplied LM_UNLOAD 3 LM_UNLOAD 4 XMODE_SW_A 7 XMODE_SW_B 8 XMODE_SW_C 9 MODE_SW_COM SW_GND 10 TAPE TOP 11 XREC_PROOF 12 CHIME_VDD MIC REC_SW_GND CCDOWN_SW_GND TAPE_LED_A TAPE_END END_GND M902 LM_LOAD LM_UNLOAD E 5902 1 o MODE SW COM O O O I Teu i o
4. L Motor Block Assy page 13 page 14 page 15 page 16 3 8 Retainer plate 3 6 MIC Terminal MIC902 3 7 LED D901 page 19 page 17 page 18 3 16 Gooseneck Gear Assy 3 9 T Reel Table Assy 3 10 Brake S 3 14 TG7 Arm Block Assy Release Rack S Pinch Arm A page 27 page 20 fi AA page 21 page 25 3 17 LS Guide Retainer 3 13 Cassette 3 11 Band Adjustor 3 15 TG7 LS Cam Plate positioning S S Reel Table Assy page 26 page 28 page 24 TG2 Arm Block Assy page 22 3 12 ULE Brake Assy 3 18 LS Chassis Block Assy page 23 Mechanical Chassis Block Assy page 29 LS Chassis Block Assy 3 19 Brake T Block Assy 3 20 END Sensor Q901 3 21 TOP Sensor Q902 3 22 C IN Switch S903 S reel Sensor H901 page 30 page 31 page 32 T reel Sensor H902 Mechanical Chassis Block Assy 3 23 Guide Rail 3 24 Conversion Gear page 34 page 35 3 25 Coaster S Block Assy Coaster T Block Assy 3 26 TG5 Roller Assy GL Gear T page 37 3 27 TG2 Cam Plate Assy page 38 3 28 LS Arm Assy page 39 3 29 M Slider Assy 1 page 40 3 30 M Slider Assy 2 page 41 3 31 EJ arm 3 32 Cam Gear GL Driving Arm 3 33 Rotary Encoder S902 page 42 page 43 page 44 3 34 FP 228 Flexible Board DEW SENSOR FP 467 Flexible Board page 45 12 DV MECHANICAL ADJUSTMENT MANUAL
5. 57 DV MECHANICAL ADJUSTMENT MANUAL VII 1 Preparations for Check Adjustment and Replacement of Mechanism Block Refer to the DISASSEMBLY section of the SERVICE MANUAL of the respective models for details of removing cabinets and printed wiring boards When making any adjustment to a mechanism or replacing mechanical parts be sure to use the Mode Selector II and select the appropriate status of the mechanical deck such that the mechanical status is suitable for the desired work Refer to section 2 5 Mode Selector II for details on how to enter the mode shown in a rectangle mode in 1 1 Cassette Compartment Assy Damper Assy 1 1 2 3 4 5 6 1 REMOVING THE CASSETTE COMPARTMENT DAMPER Removal procedure 2 Set the mode 1 Press the cassette compartment down halfway Pull the cassette 2 compartment damper 1 in the direction of the arrow A Then rotate it in the direction and remove it in the direction of Remove the two screws special head screw M1 4 x 1 4 3 Remove the LS chassis block assy 3 in the direction of the arrow 0 Remove the pin E and groove of the cassette compartment assy 4 from the LS chassis groove and pin H Then remove 4 the cassette compartment block assy 4 Remove the tension spring POP UP T black 5 Remove the tension spring POP UP S silver 6 Then remove the cassette compartment assy 7 6 7 Cassette compartment
6. Torsion spring GLT JT 3 GL gear T E y Coaster T shaft COASTER T ASSY GL GEAR T TORSION SPRING GLT DV MECHANICAL ADJUSTMENT MANUAL VII 3 27 TG2 Cam Plate Assy 1 Removal procedure Remove the LS guide roller S1 from the S1 shaft Remove the LS guide roller S2 from the S2 shaft Release the claw A of the TG2 cam plate assy from the right groove 8 of the mechanical chassis Remove the TG2 cam plate assy in the direction of the arrow Apply Grease 2 LS guide roller S2 gt 3 TG2 cam plate assy LS guide roller S1 o 52 shaft Two round 1 shaf Br holes E Groove 2 1 2 3 4 5 Attachment procedure Move the brake driving arm of the TG2 cam plate assy 6 in the direction of the arrow Insert the right claw A of the TG2 cam plate assy 2 into the right groove 8 of the mechanical chassis first Install the two round holes of the TG2 cam plate assy 3 into the S1 shaft and the S2 shaft Apply grease in the portion of the TG2 cam plate assy Amount of grease a ball of 1 0 mm diameter of grease Apply grease to both sides of the S1 shaft and the S2 shaft Amount of grease a ball of 1 0 mm diameter of grease Apply grease to both sides of the LS guide roller S1 S2 Install the LS guide roller S1 D in the S1 shaft Install the LS guide roller S2 2 in the S2 shaft TG2 CAM PLATE ASSY The Points in Re assem
7. in the clockwise direction by rotating T reel talbe assy in the counter clockwise direction Fig 1 BRAKE T BLOCK ASSY DV MECHANICAL ADJUSTMENT MANUAL VII 3 20 END Sensor Q901 1 Removal procedure 2 Attachment procedure 1 Peel off the sensor S cover 1 Connect the END sensor Q901 and the sensor holder S 2 Release the claw A of the sensor holder S 3 Remove it 3 to the FP 468 flexible board by soldering them at the two from the LS chassis block assy by sliding it in the direction of locations the arrow 2 Slide the END sensor Q901 2 and the sensor holder S 3 3 Remove soldering at the two locations and remove the END in the direction of the arrow to install them in the LS chassis sensor Q901 and the sensor holder S block assy 3 Hook the flexible board on the end of the portion 4 Attach the sensor S cover Q Sensor S cover LS chassis block assy Sensor holder S Soldering at the two locations H 1 RI TE Y ig ae E osp AACE FP 468 flexible board Fe 3 Sensor holder 2 END sensor Q901 END SENSOR Q901 SENSOR S COVER SENSOR HOLDER S Soldering o ae DV MECHANICAL ADJUSTMENT MANUAL VII 3 21 TOP Sensor Q902 1 Removal procedure 1 Peel off the MNO seal 2 Release the two claws of the sensor holder T at the two locations Remove it from the LS chassis block assy by sliding it in the direction of the arrow B
8. of the M slider assy 1 from the notch of the mechanical chassis in the direction of the arrow 7 Remove the M slider assy Q M SLIDER ASSY Cam gear shaft Apply Grease Conversion gear shaft GL driving arm 41 2 1 2 3 4 5 Attachment procedure Apply grease to the cam gear shaft and the M slider shaft neck groove of the shaft where the M slider slides Amount of grease a ball of 1 0 mm diameter of grease Align the hole of the pinch driving arm and the hole of the mechanical chassis Insert the top tip of the M slider assy into the notch of the mechanism chassis and at the same time install the M slider assy D into the GL driving arm Align the A mark of rotary encoder with the tooth bottom between second and third teeth P Install the cam gear shaft and the M slider shaft into the tow shaft holes of the M slider assy to be continued to next items 6 through 9 on previous page Shaft hole M slider assy Top tip M slider shaft Hole of the pinch driving arm Hole of mechanical chassis DV MECHANICAL ADJUSTMENT MANUAL VII 3 31 EJ Arm 1 Removal procedure 2 1 Remove the hook 1 of the tension coil spring EJ arm that 1 is hooked on the round hole Attachment procedure Install the tension coil spring EJ arm into the round hole of the EJ arm with the hook facing upward 2 Remove the EJ arm and t
9. 3952 938 3 GEAR ASSY GOOSENECK 709 3 079 364 01 RETAINER LS GUIDE 702 3 075 097 11 SCREW M1 4X1 4 SPECIAL HEAD 710 X 3952 937 1 TABLE ASSY T REEL 703 3 079 206 02 SPRING POP UP S EXTENSION 711 3 079 366 01 RELEASE REEL LOCK 704 X 3952 939 3 COMPARTMENT ASSY CASSETTE 712 X 3953 257 1 PLATE ASSY RETAINER 705 3 079 367 01 DAMPER CASSETTE COMPARTMENT 713 A 7095 393 A MD 2100 SUB ASSY 706 3 079 215 02 SPRING POP UP T EXTENSION 714 3 079 741 02 SGREW DRUM FIXING 707 3 703 816 15 SCREW M1 4 SPECIAL HEAD 715 3 748 682 01 WASHER T 708 3 080 545 01 COVER SENSOR S M901 Note DRUM DEH 30A R SERVICE DV MECHANICAL ADJUSTMENT MANUAL VII 5 2 LS Chassis Block Assembly ns not supplied Ref No 751 752 753 754 759 756 151 758 759 760 761 762 763 764 765 Part No A 7095 402 B 3 079 241 01 3 075 097 11 3 079 246 01 3 079 248 01 3 079 244 01 X 3952 932 1 3 079 245 01 3 079 247 01 3 059 090 11 3 079 242 01 A 7095 401 A 3 079 267 01 3 079 268 01 X 3952 936 2 Description BRAKE T BLOCK ASSY PLATE LS CAM SCREW M1 4X1 4 SPECIAL HEAD SPRING RELEASE RACK EXTENSION POSITIONING S CASSETTE SPRING ULE EXTENSION BRAKE ASSY ULE RACK S RELEASE BRAKE S SCREW M1 4X2 5 SPECIAL HEAD SPRING TENSION TENSION REGULATOR LS BLOCK ASSY HOLDER S SENSOR HOLDER T SENSOR TABLE ASSY S REEL z e es
10. Fold the FP 468 flexible board beneath the LED D901 D901 with finger tip so that it is inserted into the B portion of the retainer plate O LED D901 D LED D901 FP 468 flexible board NE A do Z SR Py ES re Retainer plate FP 468 flexible board LED D901 FP 468 FLEXIBLE BOARD Soldering 18 DV MECHANICAL ADJUSTMENT MANUAL VII 3 8 Retainer Plate 1 1 2 3 4 SAE SS a HA BL RS o NS ARA e Removal procedure Remove LED 9 from the retainer plate Remove the two screws special head screw M1 4 x 2 0 2 Release the three claws B and and remove the retainer plate 3 in the direction of the arrow mark E Release the claw A and remove the reel lock release 4 LED 4 Reel lock release REEL LOCK RELEASE 19 2 1 2 3 4 Attachment procedure Install the reel lock release 4 Place the retainer plate on top of the LS chassis block assy and engage the three claws in the order starting from and 6 Install the two screws special head screw M1 4 x 2 0 O in the order starting from then Tightening torque 0 059 0 01Nem 0 6 0 1kgfecm Install LED to the retainer plate 2 Two screws M1 4 x 2 0 3 Retainer plate RETAINER PLATE DV MECHANICAL ADJUSTMENT MANUAL VII 3 9 T Reel Table Assy 1 Removal procedure 2 Attachme
11. TG2 FWD Position Adjustment Refer to section 4 4 e FWD Back Tension Adjustment Refer to section 4 4 Reel Table RVS Check Refer to section 4 2 Set the R P mode and check the TG2 guide position as follows e Confirm that the distance between the TG2 guide and the L motor 1s 1 0 mm If not perform adjustment as follows Loosen the fixing screw Use the adjustment screwdriver Ref No J 8 and adjust the band adjuster for the distance of 1 0 mm between the TG2 guide and the L motor Upon completion of adjustment tighten the fixing screw securely as follows Tightening torque 0 059 0 01 Nem 0 6 0 1 kgf cm Note Upon completion of adjustment confirm that TG2 can move with some margin in the direction of the arrow L motor Band adjuster Fixing screw 4 2 Reel Torque Check 1 Check Procedure FWD torque 1 Set the mini DV torque cassette Ref No J 6 2 Establish the FWD mode Confirm that the center value of the T reel table torque value is in the range of 0 49 to 0 93 mNem 5 0 to 9 5 gecm within deviation of 0 39 mNem 4 0 gecm RVS torque 1 Set the mini DV torque cassette Ref No J 6 2 Establish the RVS mode Confirm that the center value of the S reel table torque value is in the range of 1 57 to 2 45 mNem 16 0 to 25 0 gecm If the above specification is not satisfied check the tension regulator band for correct operation If operation of the tension regulator band has no pr
12. VII 3 2 Drum 1 Removal procedure 2 Attachment procedure 1 Remove head drum flexible board from the notch of the 1 Ensure that head drum fixible board is hooked on the tape mechanical chassis block assy supporter block 2 Remove the drum fixing screw M1 4 x 1 3 and remove 2 Hold the tape supporter block of the drum and insert the the drum assy 2 drum flexible board into the mechanical chassis block assy 3 Insert the two reference holes A and B of the drum into the reference pins A and B of the drum base assy 4 Hook the flexible board portion on the notch 5 Install the three drum fixing screws M1 4 x 1 3 in the order starting from D then and finally F Then tighten the screws Tightening torque 0 059 0 01Nem 0 6 0 1kgfecm Return 120 then apply the screw locking paint Neji lock 6 Clean the drum by referring to section2 1 7 Perform the tape path adjustment Refer to 4 4 Tape Path Adjustment Drum Flexible Board Processing Reference pin B Three Drum fixing screws 13 DV MECHANICAL ADJUSTMENT MANUAL VII 3 3 Cassette Compartment Assy 1 1 2 Removal procedure Set the mode Press the cassette compartment down halfway Pull the cassette compartment damper 1 in the direction of the arrow A Then rotate it in the direction and remove it in the direction of Remove the two screws special head screw M1 4 x 1 4 O Remove th
13. caulking on the side of the S reel of the LS chassis block assy Fig 3 6 Align the pins E and O with the grooves 7 Align the left side S1 screw hole and S2 shaft with the goove Soldering H of the LS chassis block assy 8 Move the LS chassis block assy in the direction of the arrow D so that the YJ position is obtained YJ position The position where gooseneck gear can be installed Ref 3 16 9 Align the claw A and install the FL 468 flexible board Q in the mechanism chassis block assy 10 Connect the soldering at the eight locations and install the FP 467 flexible board and the FP 468 flexible board 2 FP 468 flexible board Soldering at the eight locations LS chassis block assy Mechanical chassis block assy Groove 4 52 shaft Apply Grease S1 screw Apply Grease e LS arm assy 4 Mechanical chassis block assy DV MECHANICAL ADJUSTMENT MANUAL VII 3 19 Brake T Block Assy 1 Removal procedure 2 1 Hold the portion and remove the brake T block assy D 1 2 BRAKE T BLOCK ASSY Shaft Brake T block assy Attachment procedure Hold the portion of the brake T block assy G While inserting the slot portion into the notch of the LS chassis block assy install it into the shaft B After completing installation of T reel table assy Refer to 3 9 rotate the brake T block assy Q
14. DV MECHANICAL ADJUSTMENT MANUAL VII Ver 1 0 2003 01 7 MECHANISM MTN vee Please use this manual with the service manual of the respective models The capstan motor and the drum base block assy of this mechanism require very high precision work to install them in the mechanism Therefore the capstan motor and the drum base block assy are not supplied as the repair part independently They are supplied as MD Z100 SUB block assy Digitel MECHANISM DECK SONY TABLE OF CONTENTS 1 Preparations for Check Adjustment and Replacement of Mechanism Block 1 1 Cassette Compartment Assy Damper Assy eee 3 2 Periodic Inspection and Maintenance 2 1 Rotary Drum Cleaning merci ease 4 2 2 Tape Path System Cleaning Refer to Fig 2 1 esses 4 2 3 Periodic Inspection List eroerrncncnnnnnnnnnananconannnannnss 5 DA Service Jigs and Tossa 6 2 5 Mode Selector II Operating Procedure 8 JG REE 8 JA Ge ET 9 2 5 3 Mechanism Status Position Transition Table Using Mode Sera 11 2 5 4 Battery Alarm Indication 11 3 Check Adjustment and Replacement of Mechanical Parts 3 1 Flowchart of Replacement of Mechanical Parts e e 12 35 A A AAA AAA 13 3 3 Cassette Compartment Assy WEA 14 TOT Support da 15 3 5 Motor Holder Block Assy and L Motor Block Assy 16 3 6 MIC Terminal MIC902 17 G DD 18 Fe Pee 19 3 0 T Reel Table Assy iria as 20 3 10 Brake S and Release Rack S 21 3 11 Band Adjuste
15. M1 4 SPECIAL HEAD 5902 1 477 679 11 ROTARY ENCODER SWITCH Fr 56 DV MECHANICAL ADJUSTMENT MANUAL VII 7 Printed Wiring Boards ty fan aS ONE mo nro OG UG FP 468 FLEXIBLE BOARD N N H902 S90 JF 8 Q E H901 S REEL SENSOR WL 1 686 799 EE ji 5902 MODE SWITCH FP 228 FLEXIBLE BOARD FP 467 FLEXIBLE BOARD 57 58 DV MECHANICAL ADJUSTMENT MANUAL VII 2003A1600 1 60 Published by DI Customer Center Reverse 987621011 pdf Revision History A
16. MENT MANUAL VII 3 13 Cassette Positioning S 1 1 2 3 Removal procedure Remove the tention spring ULE brake from the hook of ULE brake assy Slide the cassette positioning S then remove the cassette positioning S and tension spring ULE brake all together at the same time Remove the tension spring ULE brake from the cassette positioning S Cassette positioning S Extension spring ULE i D 2 Attachment procedure Hook the tension spring ULE brake on the cassette positioning S with tweezers Hold the cassette positioning S 6 with tweezers and insert the top tip of the claw into the LS chassis block assy Lock it by sliding it in Install the other end of the tension spring ULE brake on the hook B 2 Extension spring ULE CASSETTE POSITIONING S 24 DV MECHANICAL ADJUSTMENT MANUAL VII 3 14 TG7 Arm Block Assy and Pinch Arm Assy 1 Removal procedure 2 Attachment procedure 1 Remove the TG7 arm block assy Q 1 Hold the torsion spring pinch return 8 with tweezers Confirm 2 Rotate the pinch arm assy 2 in the direction of the arrow A that the hook faces upward and install it in the bearing and remove it 2 Hold the pinch arm assy as shown in and install it in the 3 Remove the torsion spring pinch return pinch arm bearing 3 Hold the torsion coil spring pinch return with tweezers and install it as sho
17. Nem 0 6 0 I kgfecm Perform the TG2 FWD Position Adjustment referring to section 4 1 10 Perform the FWD Back tension Adjustment referring to section 4 4 11 Perform the Reel Torque Check referring to section 4 2 The spring hook 4 Tension spring faces downward Screw M1 4x 2 5 2 Band adjustor 0 Key Points in Re assembling Second from the rear end Tension regulator o O TG2 arm The spring hook faces downward block assy NB Apply Grease DV MECHANICAL ADJUSTMENT MANUAL VII 3 12 ULE Brake Assy 1 Removal procedure 2 Attachment procedure 1 Remove the tension spring ULE brake from the ULE brake 1 Confirm the front side and the rear side of the ULE brake assy assy 2 2 Hold it correctly with tweezers Insert the portion into 2 Slide the LS chassis block assy slightly in the direction of the the hole of the LS chassis block assy and install the center arrow F hole in the of the chassis 3 Slant the ULE brake assy in the direction of the arrow 2 Install the tension spring ULE brake assy Q and remove it by sliding it in the direction of B LS chassis block assy LS chassis block assy Extension spring ULE brake assy ULE brake gt gt ULE brake assy ULE brake assy ULE BRAKE ASSY N 5 Key Points in Re assembling a ULE brake assy 93 DV MECHANICAL ADJUST
18. Remove the soldering at the two locations B and remove the TOP sensor Q902 3 and the sensor holder T 4 3 LS chassis block assy Two claws gt gt 2 1 2 Attachment procedure Connect the TOP sensor Q902 and the sensor holder T 4 to the FP 468 flexible board by soldering them at the two locations 6 Engage the two claws A to install the TOP sensor Q902 and the sensor holder T in the LS chassis block assy Attach the MNO seal 1 3 TOP sensor Q902 Soldering at the ZA two locations 4 Sensor holder T Soldering DV MECHANICAL ADJUSTMENT MANUAL VII 3 22 C IN Switch S903 S Reel Sensor H901 and T Reel Sensor H902 1 1 2 3 Removal procedure Remove soldering at the two locations A and remove the C IN switch S903 1 Remove soldering at the four locations and remove the T reel sensor H902 Remove soldering at the four locations and remove the S reel sensor H901 3 2 T reel sensor H902 Soldering it at the four locations Soldering it at the two locations A D C IN switch S903 2 1 2 3 3 S reel sensor H901 Soldering it at the four locations Attachment procedure Connect the S reel sensor H901 to the FP 468 flexible board by soldering it at the four locations Connect the T reel sensor H902 to the FP 468 flexible board by soldering it a
19. UAL VII 3 11 Band Adjuster S Reel Table Assy and TG2 Arm Block Assy 1 Removal procedure 2 1 Remove the screw special head screw M1 4 x 2 5 1 2 Remove the band of the TG2 arm block and remove the 2 band adjuster 2 3 Remove the S reel table assy G 4 Remove the tension spring tension regulator spring 4 5 Remove the TG2 arm block assy 5 3 4 5 6 1 8 9 S reel table assy r A OE 4 gt 1 Y 4 asf 7 T O Es Attachment procedure Install the S reel table assy 3 Apply grease in the TG2 arm pivot shaft B Amount of grease a ball of 1 0 mm diameter of grease Re application of grease to the point which is greased already before 1s not necessary Hold the TG2 arm block assy 5 with tweezers and insert it in the TG2 arm pivot shaft B Hook the tension spring tension regulator spring 4 on the TG2 arm block 5 with tweezers so that the hook faces downward Hook the tension spring tension regulator spring on the ES chassis block assy the second hook from the rear end Hook the A portion of the band on the claw of the band adjuster Hold the band adjuster with tweezers as shown in Insert the band into groove of the S reel table assy while rotating it and insert the adjuster s dowel into the dowel hole of the LS chassis block assy Install the band adjuster with the screw special head screw M1 4 x 2 5 Tightening torque 0 059 0 01
20. XMODE SW A en erga aa O SE XMODE_SW_C M DEW Q901 S REEL TAPE END SENSOR SENSOR FP 228 SENSOR FLEXIBLE 4 DEW Pr Xa D901 TAPE LED 03 CC DOWN SENSOR a q 0000 PE o O 807 FP 468 ee FLEXI B LE EET 16 Ref No Part No Description Ref No Part No Description 801 3 079 314 01 SPRING EJ EXTENSION 817 3 079 308 01 SHAFT WORM 802 3 079 327 01 ARM EJ 818 3 079 309 01 GEAR DECELERATION 803 3 079 323 02 GEAR CONVERSION 819 X 3952 942 2 ROLLER ASSY TG3 804 3 079 324 02 ARM GL DRIVING 820 3 079 325 01 RAIL GUIDE 805 X 3952 928 1 GL S ASSY 821 3 079 295 02 SPRING TG5 806 3 079 315 01 ROLLER S1 LS GUIDE 822 1 677 049 11 FP 228 FLEXIBLE BOARD DEW SENSOR 807 X 3952 925 1 ARM ASSY LS 823 3 079 328 01 SCREW SPECIAL EG GRIP 808 3 079 320 01 ROLLER LS 824 3 079 326 02 SUPPORT TG7 809 3 079 316 01 ROLLER 82 LS GUIDE 825 3 079 301 01 SPRING GLT TORSION 810 3 079 319 01 GEAR CAM 826 3 079 298 01 GEAR T GL 811 X 3952 941 1 SLIDER ASSY M 827 1 686 798 11 FP 467 FLEXIBLE BOARD 812 3 079 321 02 SPRING PINCH EXTENSION 828 X 3952 927 2 COASTER S ASSY 813 X 3952 940 2 PLATE ASSY TG2 CAM 829 X 3952 930 3 ROLLER ASSY TG5 814 3 079 312 01 SHIELD MOTOR 830 X 3952 929 3 COASTER T ASSY 815 3 079 307 01 HOLDER MOTOR M902 A 7095 396 A MOTOR BLOCK ASSY L LOADING 816 3 703 816 15 SCREW
21. bling 52 shaft S1 shaft N E Apply grease when installing it Amount of grease a ball of 1 0 mm diameter of grease TG2 cam plate assy e Confirm that the M slider shaft has entered in the groove of the brake driving arm surely e Confirm that the right and left claws of the TG2 cam plate assy have entered into the mechanical chassis surely DV MECHANICAL ADJUSTMENT MANUAL VII 3 28 LS Arm Assy 1 Removal procedure 2 Attachment procedure I Remove the LS arm assy 1 from the LS guide S1 shaft 1 Apply grease to the LS arm shaft on the side 2 Turn over the LS arm assy and remove the LS roller 2 2 Install the LS roller 2 into the LS arm shaft 3 Turn over the LS arm assy D and install it while matching the phase of the LS guide shaft S1 and the cam gear groove 4 Apply grease to the LS arm shaft B on 1ts side Apply Grease LS ROLLER D LS arm assy Shaft A Apply Grease Shaft LS guide shaft S1 Cam gear 39 DV MECHANICAL ADJUSTMENT MANUAL VII 3 29 M Slider Assy 1 1 Removal procedure 1 Remove anend of the tension spring pinch from the round hole of the M slider 2 Remove another end of the tension spring pinch from the pinch driving arm 3 Rotate the rotary encoder in the direction of the arrow E and align the A mark of ratary encoder with the tooth bottom between second and third teeth Move by hand in the direction of the a
22. cohol Note 3 When cleaning the capstan shaft be carefull not to move the oil seal If the oil seal is moved oil will leak Capstan shaft cleaning Oil seal TG1 2 n A pi O AAA D LELEA gt E CO Pinch roller Fig 2 1 DV MECHANICAL ADJUSTMENT MANUAL VII 2 3 Periodic Inspection List Maintenance and inspection item Operating hours H Remarks 1000 Tape running surface cleaning Rotary drum cleaning and degaussing 0 3 Capstan bearing gni ang EAN ES Be careful not to attach oil o Be careful not to attach oil EE DES Back tension measurement get Bresse A Brake system A FWDIRVS torque measurement Performance check O Cleaning Check Note 1 When the machine is overhauled replace the parts referring to the above list Note 2 Grease Be sure to use the specified grease only If grease of different viscosity is used it can cause various troubles e The grease must not contain any dust or other matter otherwise it can cause various trouble e Observe the noted amount of grease otherwise the oozed grease can cause troubles e Suncall FG 87HSR DV MECHANICAL ADJUSTMENT MANUAL VII 2 4 Service Jigs and Tools Re Name Paricode Jiginsepion Used MT ETE AN S ooo 2 Woman 157770550 IN S um 1 1 7 made by Nippon Applicator P752D FS Tracking tape XHD 1 VIS PAL 856790 pena SS 6 Mimi DV to
23. e LS chassis block assy 3 in the direction of the arrow 0 Remove the pin E and groove of the cassette compartment assy 4 from the LS chassis groove and pin H Then remove the cassette compartment block assy 4 Remove the tension spring POP UP T black 6 Remove the tension spring POP UP S silver 6 Then remove the cassette compartment assy 7 Cassette compartment 4 Cassette block assy REMOVING THE CASSETTE COMPARTMENT DAMPER 14 compartment mm Y 2 1 3 4 5 6 1 Extension spring pop up S silver The spring hook faces downward Attachment procedure Set the mode Install the tension spring cassette compartment S POP UP S silver in to the cassette compartment assy 7 The spring should be hooked on the front stay with the spring end facing upward Install the tension spring cassette compartment T POP UP T black in to the cassette compartment assy The spring should be hooked on the front stay with the spring end facing upward Install the pin E and groove F of the cassette compartment assy 4 into the LS chassis groove and pin H In the status that the LS block assy 3 is kept open insert it into the grooves D and O of the LS chassis block assy Close the LS chassis block assy in the direction opposite to the arrow and install it with the two screws special head screw M1 4 x 1 4 Tigh
24. ension coil spring tension regulator DV MECHANICAL ADJUSTMENT MANUAL VII 4 4 TG3 TG5 Guide Fine Adjustment 1 Play back the tracking alignment tape XH 2 1 Ref No J 5 2 Adjust the TG3 so that the RF envelope has the larger amplitude at the entrance side first than adjust TG3 guide for flat amplitude Refer to Fig 4 8 3 Adjust the TGS so that the RF envelope has the larger amplitude at the exit side first than adjust TG5 guide for flat amplitude Refer to Fig 4 9 Exit side Entrance side Entrance side Exit side DV MECHANICAL ADJUSTMENT MANUAL VII 4 5 Tape Run Check 1 Play back the tracking alignment tape XH 2 1 Ref No J 5 Establish the CUE mode first then the REV mode Confirm in the respective modes that there are no large tape curls at the upper flange of TG3 and TGS Then confirm in the respective modes that there are no large tape curls at the upper and lower flanges of TG1 and TG7 S reel table T reel table O Pinch roller TG1 guide BO TG3 guide TG4 guide TG6 guide TG5 guide Capstan TG7 guide TG2 guide tension regulator Tape must run while maintaining contact with the upper flange There must not exist a large tape curl There must not exist a large tape curl There must not exist a large tape curl TG4 TG3 T Fig 4 10 4 6 Check upon Completion of Adjustment 1 Tracking Check 1 Play back the tracking al
25. fied locations A to of the cam gear Matching Phase Key Points in Re assembling Rotary encoder Cam gear Notes When Applying Grease and During Installation Key Points in Re assembling Rotary Cam gear must have raised encoder higher than the GL driving arm GL driving arm GL driving arm Rotary LT Apply grease when installing it Amount of grease A a ball of 3 0 mm diameter of grease Conversion gear to a ball of shaft 3mm 2 0 mm diameter of grease Sides of the both grooves 43 DV MECHANICAL ADJUSTMENT MANUAL VII 3 33 Rotary Encoder S902 1 Removal procedure 1 Remove the three claws A of the rotary encoder S902 1 from the three notches of the mechanical chassis 2 Rotate the rotary encoder S902 Q in the direction of the arrow and remove 3 Remove soldering at the four locations to which the rotary encoder S902 is attached Matching Phase Key Points in Re assembling Rotary encoder Rotary encoder S902 Rotate Round hole of mechanical chassis FP 467 flexible board 44 2 2 3 Attachment procedure Make soldering at the four locations so that the rotary encoder S902 D is connected to the FP 467 flexible board Place the rotary encoder S902 on top of the notch of the mechanical chassis Lock the three claws A of the rotary encoder S902 into the notches O of
26. g 4 13 52 3 1 3 4 Rise up Check Play back the tracking alignment tape XH 2 1 Ref No J 5 Change the modes from CUE mode to FWD Confirm that the RF waveform rises up within two seconds when the mode is changed from CUE mode to FWD Change the modes from REV mode two seconds or more of REV and to the FWD within five seconds to FWD Confirm that the RF waveform rises up within two seconds when the mode is changed from REV mode to FWD Change the modes from STOP mode to FWD Confirm that the RF waveform rises up within two seconds when the mode is changed from STOP mode to FWD DV MECHANICAL ADJUSTMENT MANUAL VII 5 Exploded Views NOTE e XX X mean standardized parts so they may have some differences from the original one e Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated when ordering these items e The mechanical parts with no reference number in the exploded views are not supplied 5 1 Overall Mechanism Deck Section Z100 mw ww ew gt gt gt gt gt mm LS chassis block assembly S See page 54 NS mate Mechancal chassis block assembly See page 55 Note Type name and part code number of the M901 drum differ depending on models Refer to Service Manual of the respective models 713 714 Ref No Part No Description Ref No Part No Description 701 X
27. gooseneck gear shaft portion A to make it in YJ position Amount of grease a ball of grease of 1 0 mm diameter YJ position The position B where gooseneck gear assy can Need no re application to one which applied already be removed where the center of LS chassis hole matches with 2 Install the gooseneck gear assy holding it with in the junction gear shaft gooseneck gear shaft 2 Remove the gooseneck gear assy holding it with 3 Move it closer to the S reel Mechanism chassis block assy a YJ Position O D LS chassis block assy lt GOOSENECK a g G EAR AS SY The position where gooseneck gear assy can be removed Where the center of LS chassis hole matches with junction gear shaft GOOSENECK GEAR ASSY 2 Gooseneck gear assy Apply Grease DV MECHANICAL ADJUSTMENT MANUAL VII 3 17 LS Guide Retainer and LS Cam Plate 2 Removal procedure Remove the screw special head screw M1 4 x 2 0 and remove the LS guide retainer Remove the screw special head screw M1 4 x 1 4 and remove the LS cam plate LS GUIDE RETAINER Screw M1 4 x 2 0 S71 screw hole 98 2 2 3 4 S2 shaft Attachment procedure Hold the LS cam plate with and place it aligning the two dowels Tighten the screw special head screw M1 4 x 1 4 O in half way Adjust the LS cam plate by referring to section 4 5 Hold the LS guide retainer 2 wit
28. h and hook its key hole on the S2 shaft and align the hole to S1 screw hole Install the screw special head screw M1 4 x 2 0 in the S1 screw hole Tightening torque 0 059 0 01Nem 0 6 0 I kgfecm 2 LS guide retainer 3 Screw M1 4x 1 4 4 LS cam plate LS CAM PLATE DV MECHANICAL ADJUSTMENT MANUAL VII 3 18 LS Chassis Block Assy and Mechanical Chassis Block Assy 1 Removal procedure 2 Attachment procedure 1 Remove soldering at the eight locations 1 1 Apply grease to the GL drive arm portion and mechanism 2 Release the claw A and remove the FP 468 flexible board chassis block L from the mechanical chassis block assy in the direction of the Amount of grease a ball of grease of 1 0 mm diameter arrow B 2 Rotate the T reel table assy in the counter clockwise direction 3 Raise the front portion of the LS chassis block assy 3 so that and move the brake T block to the position shown in Fig 1 the pin of the LS arm assy is removed Move the LS chassis Fig 1 block assy in the direction of the arrow and release the 3 Move the TG2 arm block to the inner side Fig 2 three pins of and and also groove 4 Hold the cam groove of the GL driving arm with tweezers 4 Remove the LS chassis block from the mechanical chassis through LS chassis hole and pick it up block assy 5 Insert the GL drive shaft into the cam groove of the raised GL drive arm using the trace mark of
29. he mechanism name Fig a TEST TYPE SELECT MANUAL Pressing the RVS or FF button cycles among MANUAL STEP AUTO in this order Fig b Mechanism name Present mode Z MANUAL OFF STATUS Motor ON OFF Present status of sensor appears example EJ Fig c Mechanism name Present mode Z STEP OFF STATUS Motor ON OFF Present status of sensor appears example EJ Fig d Mechanism name Present mode Z AUTO OFF STATUS Motor ON OFF Present status of sensor appears example EJ Fig e DV MECHANICAL ADJUSTMENT MANUAL VII 2 5 3 Mechanism Status Position Transition Table Using Mode Selector Il After selecting a mechanism deck select either the MANUAL or STEP test not AUTO using the Mode Selector II The desired mechanism status position can be specified by pressing the RVS or FF button The selected status appears on STATUS EJ OS ULE SR HL STOP R P 2 5 4 Battery Alarm Indication When the level of the battery used to supply power to this system decreases this display appears asynchronously When this happens all operations are disabled and the battery must be replaced BATT DOWN CHANGE PLEASE Fig f 11 DV MECHANICAL ADJUSTMENT MANUAL VII 3 Check Adjustment and Replacement of Mechanical Parts 3 1 Flowchart of Replacement of Mechanical Parts MDX Z100 3 3 Cassette Compartment Assy 3 4 TG7 Support 3 5 Motor Holder Block Assy Loading
30. he tension coil spring EJ arm all 2 Insert the top tip bent portion of the EJ arm into the together in the direction of the arrow groove of the mechanical chassis Insert the dowel into the 3 Remove the tension coil spring EJ arm Q from the EJ arm round hole of the EJ arm 4 3 Insert he tension coil spring into the round hole A of the mechanical chassis with the hook facing upward 2 EJ arm Extension spring EJ Groove of the mechanical chassis Dowel Extension spring EJ 42 gt Remove the hook The spring hook faces upward 3 Extension spring EJ E The spring hook faces upward o EJ arm DV MECHANICAL ADJUSTMENT MANUAL VII 3 32 Cam Gear and GL Driving 1 1 2 3 Removal procedure 2 Attachment procedure Rotate the GL driving arm H block assy in the direction of the 1 Insert the GL driving arm 6 into the shaft Q of the mechanical arrow D until it contacts with the conversion gear shaft chassis and rotate the GL driving arm block assy in the Remove the cam gear direction of the arrow 1 until it contacts with the conversion Remove the GL driving arm 3 gear shaft 2 Confirm the front side and rear side of the cam gear 2 so that the correct side is selected Install the cam gear while matching phase of the A mark with the second tooth valley K and the third tooth valley of the cam gear 3 Apply grease to the speci
31. ide O Normal O Entrance side is defective O Exit side is defective Fig 4 4 S reel table Pinch roller TG1 guide T reel table O SO 6 TG3 guide TG4 guide TG6 guide TG5 guide Capstan TG7 gui COs TG2 quide tension regulator Tape must run while maintaining contact with the upper flange There must not exist a large tape curl TG7 TG6 TGS Fig 4 5 49 4 2 TG3 TG5 Guide Coarse Adjustment 1 Play back the tracking alignment tape XH 2 1 Ref No J 5 2 Adjust the TG3 and TGS guides until the RF envelope waveform becomes flat Refer to Fig 4 8 Pinch roller Drum TGS guide TG5 guide Adjustment nut TG6 guide TG5 guide TG4 guide TG3 guide MAF JUIG TG2 guide Fig 4 6 4 3 FWD Back Tension Adjustment 1 Set the mini DV torque cassette Ref No J 6 and establish the FWD mode 2 Confirm that the S side torque cassette reading value is in the range of 0 2 to 0 3 mNem 2 0 to 3 0 gecm including deviation If the measurement value does not satisfy the specifications perform the following adjustment e If the measurement value is higher than the specification Decreases the spring tension Move the tension coil spring hook to another spring stay in the direction of e If the measurement value is lower than the specification Increases the spring tension Move the tension coil spring hook to another spring stay in the direction of A T
32. ignment tape XH 2 1 Ref No J 5 2 Establish the CUE or REV mode Take the amplitude A in this mode as the 100 waveform amplitude Refer to Fig 4 11 3 Establish the FWD mode Confirm that the difference between the minimum E min and the maximum E max is less than 30 When taking the amplitude A in the CUE or REV mode as 100 CUE REV mode FWD mode E min Minimum amplitude E max Maximum amplitude E max E min 30 or 3 A Fig 4 11 4 Confirm that the RF waveform does not have excessive fluctuation of amplitude Fluctuation of amplitude should be 10 or less at both entrance side B and exit side C when taking the amplitude A in the CUE or REV mode as 100 FWD mode Fig 4 12 51 DV MECHANICAL ADJUSTMENT MANUAL VII 2 1 2 3 CUE REV Check Play back the tracking alignment tape XH 2 1 Ref No J 5 Establish the CUE mode Confirm that the pitches between the peaks of the RF waveform are equally spaced Also confirm that the RF waveform amplitude at entrance side B and exit side C is 50 or more respectively when taking the amplitude A in the CUE or REV mode as 100 Establish the REV mode Confirm that the pitches between the peaks of the RF waveform are equally spaced Also confirm that the RF waveform amplitude at entrance side B and exit side C is 50 or more respectively sett B ie 400 usec B 50 or more C 50 or more Fi
33. ion gear in a slant angle and install it by rotating the conversion gear with fingertip BELT 2 Conversion gear va Do not remove the capstan motor assy Belt Conversion gear shaft Apply Grease 35 DV MECHANICAL ADJUSTMENT MANUAL VII 3 25 Coaster S Block Assy and Coaster T Block Assy 1 Removal procedure 1 Remove the coaster T block assy from the coaster T block shaft Remove the coaster T block assy from the right groove of the drum base Remove the coaster S block assy 2 from the coaster S block shaft Remove the coaster S block assy from the left groove of the drum base Remove coaster S assy by rotating it through the key hole of GL S assy 4 2 3 Coaster S block assy Keyhole of GL S assy V groove must come to the top lt re IV RX p Coaster S assy Coaster T block assy Coaster S shaft Pressure bearing S Drum base groove at a GL gear T shaft GL driving arm IL 2 Attachment procedure 1 Install the coaster S assy 8 into the key hole of the GL S assy 4 by rotating it Insert the coaster S block assy 2 into the coaster S block shaft While aligning it with the left groove of the drum base push it in the way that the V groove comes to the top until it reaches the pressure bearing S Push in the coaster T block assy along with the right groove of the drum ba
34. n 4 Note 1 Connect CN1004 pin and pin GND with a 75 ohm resistor 1 247 804 11 4 Play back the tracking alignment tape XH 2 1 Ref No J 5 5 Select page O address 10 and set data 00 Note 2 6 Select page 3 address 26 and set data 31 and press the PAUSE button Note 2 7 Select page 3 address 33 and set data 08 Note 2 8 Confirm that the RF waveform on the scope is flat at both of the entrance side and the exit side Refer to Fig 4 4A If the RF waveform is not flat either at the entrance side or the exit side refer to Fig 4 4 B and C perform the adjustment of section 6 2 and later 9 When the required conditions of step 8 are satisfied perform Required Work upon Completion of Adjustment as described below upon completion of adjustment check Required Work upon Completion of Adjustment 1 Connect the adjustment remote commander Ref No J 13 to the LANC terminal of the machine Set the HOLD switch to ON 2 Select page 0 address 10 and set data 00 Note 2 3 Select page 3 address 26 and set data 00 and press the PAUSE button Note 2 4 Select page 3 address 33 and set data 00 Note 2 Note 2 Page and address numbers differ depending on each model Please to Service Manual of the respective models Page and address numbers of DCR TRV22K are shown in this manual Envelope must be flat Trigger O memo 3 3 msec Fig 4 3 Entrance side Exit s
35. nd Maintenance e Be sure to perform the following maintenance and inspection so that the machine delivers its full performance and functions and to protect the machine and tape Also perform the following maintenance items after completing the repair work regardless of the number of hours the machine has been operated by the user 2 1 Rotary Drum Cleaning 2 2 Tape Path System Cleaning Refer to Fig 2 1 1 Press a wiping cloth Ref No J 2 moistened with cleaning fluid Ref No J 1 lightly against the rotary drum Rotate the 1 Set the EJECT state Clean the tape running path TG 1 2 upper drum with a super fine applicator slowly in the counter 3 4 5 6 and 7 pinch roller and capstan shaft and lower clockwise direction to clean the rotary drum drum with a super fine applicator Ref J 3 moistened with cleaning fluid Caution Never rotate the rotary drum by turning on the main power of the motor or rotate it in the clockwise direction Never move the cloth vertically against the head tip as this will surely damage the video head the video head must not be cleaned by any other different methods Note 1 Be careful not to allow oil or grease of the various link mechanisms to get on the super fine applicator Ref J 3 Note 2 Once the super fine applicator has been moistened with alcohol do not use it to clean other mechanical parts such as the tape guide However the pinch roller is cleaned with al
36. nt procedure 1 Remove the T reel table assy Q averting three claws A 1 Confirm that the supplied part is really the T reel table assy Insert the T reel table assy D into the T reel shaft Install the T reel table assy and lock it at the position where you can hear the snapping sound You can find the locking position by rotating the T reel table assy Q Three claws T reel table assy 90 DV MECHANICAL ADJUSTMENT MANUAL VII 3 10 Brake S and Release Rack S 1 Removal procedure 2 Attachment procedure 1 Remove the brake S D 1 Remove the release rack S by holding it with a ultra 2 Remove the tension spring release rack S precision tweezers Install the tension spring release rack 2 3 Remove the release rack S 2 while being careful of the installation direction of the tension spring 2 Hook the tension spring release rack 2 on the hook of the cassette positioning S and then install it in the ULE brake assy 3 Insert the slot in the dowel of the release rack S 3 Insert the round hole into the pivot shaft D and install the brake S Installation direction Claw should be positioned in the reel table side Round hole Brake S Release rack S NO Slot The spring hook faces downward 2 Extension spring Release rack Cassette positioning S Shaft O ULE brake assy 921 DV MECHANICAL ADJUSTMENT MAN
37. oblem replace the respective reel tables Adjustment screwdriver Band adjuster 47 DV MECHANICAL ADJUSTMENT MANUAL VII 4 3 LS Cam Plate Position Adjustment 1 Adjustment Procedure 1 Loosen the LS cam plate fixing screw special head screw M1 4 x 1 4 by 180 degrees 2 Set the STOP mode 3 While pressing the center of the LS chassis block with the force of 1 5 0 5 N 150 gf 50 gf move the LS cam plate toward the S reel side with the force of 0 147 0 01 Nem 2300 gf 200 gf and tighten the LS cam plate fixing screw special head screw M1 4 x 1 4 Tightening torque 0 098 0 01 Nem 1 0 0 1 kgfecm GS Pressing the center of the LS chassis block with the force of 1 5 0 5 N 150 gf 50 gf LS cam plate fixing screw Pin of the LS arm assy LS cam plate Move the LS cam plate with the force of 22 2N 2300 gf 200 gf Fig 4 2 48 DV MECHANICAL ADJUSTMENT MANUAL VII 4 4 Tape Path Adjustment 4 1 Adjustment Preparation 1 Clean the tape running surface tape guides drum capstan pinch roller referring to section 2 2 2 Connect the adjustment remote commander Ref No J 13 to the LANC terminal of the machine Set the HOLD switch to ON 3 Connect an oscilloscope to CN1004 of the VC 312 board via the CPC 7 jig J 6082 382 A In the case of DCR TRV22K Oscilloscope CH1 VC 312 board CN1004 pin Note 1 EXT TRIG VC 312 board CN1004 pi
38. owel Groove DV MECHANICAL ADJUSTMENT MANUAL VII 3 5 Motor Holder Block Assy and L Motor Block Assy 1 1 2 3 4 5 6 1 Removal procedure Remove soldering at the two locations 1 and remove the FP 467 flexible board from the motor holder block assy loading Remove the screw special head screw M1 4 x 2 0 2 Remove the motor holder block assy loading by pulling it off from the claw Release the three claws and remove the motor shield 4 Remove the deceleration gear 6 Release the claw and remove the worm shaft Release the two claws and remove the L motor block assy 7 from the motor holder Soldering CS D Soldering at the o FP 467 two locations Ma a flexible board 3 Motor holder block assy Loading 2 Screw M1 4x 2 0 2 1 Attachment procedure Confirm the direction of the L motor block assy 7 Align the dowels E then install into the motor holder Insert the motor worm so that the motor worm does not touch the motor holder and fix it with two claws Engage the three claws 8 and install the motor shield Apply 2 0 g of grease at 2 locations to the bottom of the motor holder Install the worm shaft from the worm side and set the claw Install the reduction gear Engage the claw and align the two dowels Then install the motor holder block assy loading in the mechanical chassis block Install the screw s
39. pecial head screw M1 4 x 2 0 0 Tightening torque 0 059 0 01Nem 0 6 0 I kgfecm Make soldering at the two locations 1 Install the motor holder block assy loading 3 into the FP 467 flexible board 4 Y 5 Deceleration gear Apply Grease DECELERATION GEAR DV MECHANICAL ADJUSTMENT MANUAL VII 3 6 MIC Terminal MIC902 1 Removal procedure 1 Remove soldering at the five locations A and remove the FP 467 flexible board 1 from the MIC terminal MIC902 3 2 Remove the screw special head screw M1 4 x 2 0 and remove the MIC terminal MIC902 D FP 468 flexible board Soldering Soldering at the five locations A 2 Attachment procedure 1 While pressing the top of the MIC terminal MIC902 tighten the two screws special head screw M1 4 x 2 0 in the order of B then Tightening torque 0 059 0 01Nem 0 6 0 I kgfecm 2 Make soldering at the five locations A and connect the FP 468 flexible board Q into the MIC terminal MIC902 2 Two screws M1 4 x 2 0 3 MIC terminal MIC902 FP 468 flexible board 47 DV MECHANICAL ADJUSTMENT MANUAL VII 3 7 LED D901 1 Removal procedure 2 Attachment procedure 1 Remove LED D901 and the FP 468 flexible board from 1 Install the LED D901 2 to the FP 468 flexible board by the retainer plate making soldering at the two locations 2 Remove soldering at the two locations and remove LED 2
40. r S Reel Table Assy and TG Am BNR 22 3212 DE Brake NS 23 3 13 Cassette Positioning Satriania aai 24 3 14 TG7 Arm Block Assy and Pinch Arm Assy eee 25 VET a foi cae tea yaa ecdiaten dais tease dea a Cod dai da a 26 3 16 Gooseneck Gear Assy eeen en n e 27 3 17 LS Guide Retainer and LS Cam Plate 28 3 18 LS Chassis Block Assy and Mechanical Chassis Block Assy 29 3 19 Brake T Block Assessment 30 3 20 END Sensor Q901 sesiones sais 31 322 1 TOP Sensor 090 5 32 3 22 C IN Switch S903 S Reel Sensor H901 and T Reel Sensor HOD escocia 33 2203 Gi Ben 34 SA OG 35 3 25 Coaster S Block Assy and Coaster T Block Assy rasene 36 3 26 TGS Roller Assy and GL Gear T 37 3 07 162 Cam Plate Assy sit eee 38 328 LSA ETE 39 329 M Slider frr 40 350 Mrs 41 LNR 42 3 32 Cam Gear and GL Driving 43 3 33 Rotary Encoder S902 aminer 44 3 34 FP 228 Flexible Board DEW SENSOR and EP 467 Flexible Board aes eee eee 45 4 4 1 4 2 4 3 4 4 5 5 1 5 2 5 3 Adjustment FWD Position Adjustment a A sa 47 Reel Torque Check pram eek asken 47 LS Cam Plate Position Adjustment ON 48 Tape Path Adjustment EEE A case 40 Exploded Views Overall Mechanism Deck Section Z100 53 LS Chassis Block Assembly da a 54 Mechanical Chassis Block Assembly II O 55 Schematic Diagrams oooooocooooococococononanananoooo 56 Printed Wiring Boards
41. r II as follows Press the RVS and FF buttons at the same time for 2 seconds or longer while the power is on JUL RVS SEL DV MECHANICAL ADJUSTMENT MANUAL VII 4 Mecha Select When the main power is turned on the MECHA SELECT display appears on the LCD screen Select the desired mechanism name using the RVS and FE buttons Selection is complete when the SEL button is pressed Fig A shows the Z mechanism 5 Test Type Select Using the RVS and FE buttons select a desired test type from the three types of MANUAL STEP and AUTO Selection is complete when the SEL button is pressed 6 Manual Test In this test the motor of the mechanism deck is turned on only during the period while the RVS or FE button is pressed manually 7 Step Test In this test the direction of motor movement is determined by the RVS and FF buttons The motor of the mechanism deck is kept turned on until the mechanical status is changed from the present mechanical status that is obtained from the sensor information 8 Auto Test In this test the mechanism deck is tested as to whether it performs a series of movements correctly in accordance with the operation sequence that is memorized earlier for each type of deck by checking the output signals from sensors with the stored memory Turning on the RVS or FF button performs the same operation gt 10 MECHA SELECT Z Pressing the RVS or HE button changes t
42. rd HELP DV MECHANICAL ADJUSTMENT MANUAL VII Soldering 2 TOP sensor Q902 Two solderings END sensor Q901 Sensor holder S FP 468 flexible board T reel sensor H902 Two solderings C IN switch S903 HELP DV MECHANICAL ADJUSTMENT MANUAL VII Soldering 3 Rotary encoder S902 Four solderings FP 467 flexible board FP 228 flexible board DEW SENSOR Two solderings HELP DV MECHANICAL ADJUSTMENT MANUAL VII Matching Phase When re assembling adjust the gear phase at the three positions GL gear S GL gear T Coaster S block assy Coaster T block assy Drum base Coaster S QI GL driving arm GL gear T V groove A mark The second tooth from the left The second tooth from the left GL gear S GL driving arm e The second tooth from the left of the GL gear S and the V groove of the GL gear T must be in phase e The second tooth from the left of the GL drive arm and the mark must be in phase GL driving arm Rotary encoder Cam gear must have raised higher than the GL driving arm GL driving arm Rotary encoder Cam gear Conversion gear shaft HELP 4 DV MECHANICAL ADJUSTMENT MANUAL VII Adjustment 4 1 FWD Position Adjustment When the TG2 arm block assy or the band adjuster or the S reel table assy is replaced or removed the following adjustment becomes necessary 1 2 e
43. rque cassete ooa FWD BACK T adjustment screwdriver J 6082 187 A For TG2 FWD position adjustment CS Tape path screwdriver J 6082 026 A For tape path adjustment en remote commander NIT 11 Mode Selector II J 6082 282 B General adjustment ROM version 1 8 HL Mod Selector II conversion board Z J 6082 493 A AS Em TE a II ROM supporting Z mechanism er oO oda Other required equipment Oscilloscope Note 1 This is the ROM used for upgrading the version of Mode Selector II to enable it to be used for the Z mechanism DV MECHANICAL ADJUSTMENT MANUAL VII Fig 2 2 DV MECHANICAL ADJUSTMENT MANUAL VII 2 5 Mode Selector Il Operating Procedure 2 5 1 Introduction The Mode Selector II is a mechanism drive tool that assists maintenance work of the various mechanism decks It has the following functions 1 Manual Test In this mode the motor of the mechanism deck is powered only during the period while the switch is turned on manually Using the Manual Test the operator can freely control the motor of the mechanism deck 2 Step Test In this mode the motor of the mechanism deck is kept turned on until the mechanical status 1s changed from the present mechanical status that is obtained from the sensor information The Step Test is used to confirm a series of movements of the mechanism deck 3 Auto Test The Mode Selector II stores the status transition table in its memory as data indicating the respective mode
44. rrow A until the cam gear shaft and M slider shaft match with the shaft hole of the M slider assy 8 4 Push in the direction of the arrow until the GL driving arm 4 gets in contact with the conversion gear shaft to be continued to next items 5 through 7 on next page 2 Attachment procedure continued from the previous items 1 through 5 on next page 6 1 8 9 Move the conversion gear shaft in the direction opposite tot he arrow mark B as far as 1t can go Rotate the rotary encoder in the direction of the arrow until the A mark arrives at the position Install an end of the tension coil spring pinch on the pinch driving arm in the way that spring hook faces upward Install another end of the tension coil spring pinch on the round hole of the M slider in the way that spring hook faces upward ROTARY ENCODER 40 Cam gear shaft 3 Move the M slider assy in the direction of the arrow The spring hook faces upward Extension spring pinch The spring hook faces upward Conversion gear shaft 4 GL driving arm M slider shatt 2 Pinch driving arm DV MECHANICAL ADJUSTMENT MANUAL VII 3 30 M Slider Assy 2 1 Removal procedure continued from the previous items 1 through 5 on previous page 5 Remove the cam gear shaft and the M slider shaft from the two shaft holes of the M slider assy D 6 Remove the top tip
45. s of the mechanism deck The status transition table can be used to confirm whether a mechanism deck is operating normally or has abnormality from a series of movements of a mechanism deck If an abnormal status LCD display screen Selector button Mode Selector II Ref No J 14 4 G External battery is connected here as a power supply Alligator clip Relay board transition is detected during operation the NG indication appears already connected and the mechanism stops moving Mode Selector II J 6082 282 B connection diagram Alligator clip not used in Z mechanism Z mechanism Mode Selector II Connector black 6 pin not used in Z mechanism SESS a a Battery such as NP 55 NP 77 power supply Mode Selector II conversion board Z Ref No J 15 Connector white 6 pin Fig 2 4 DV MECHANICAL ADJUSTMENT MANUAL VII 2 5 2 Operation 1 Operation Flow Chart Note The ROM in the Mode Selector II supports the Z mechanism SEL POWER ON MECHA SELECT REM J GO ni From any status Press RVS and FF for 2 sec simultaneously MODE SELECT __ RVS FF SEL STEP TEST AUTO TEST 3 Main power is turned off MANUALTEST TEST 2 Mode Selector Il Power On Turn on the main power of the Mode Selector II as follows Press the SEL button JODE RVS 3 Mode Selector Il Power Off Turn off the main power of the Mode Selecto
46. se Align the phase of the GL gear S GL gear T and the GL drive arm at the three phasing locations Then install the coaster T block assy in the coaster T block assy shaft 2 3 Phase Adjustment Key Points in Re assembling When re assembling adjust the gear phase at the three positions GL gear S GL gear T Oi Se GL driving arm GL gear T Zz mark S V groove a The second tooth from the left GN SE De i PES GL gear S e The second tooth from the left of the GL gear S and the V groove of the GL gear T must be in phase The second tooth from the left of the GL drive arm and the A mark must be in phase The second tooth from the left CA driving arm 36 DV MECHANICAL ADJUSTMENT MANUAL VII 3 26 TG5 Roller Assy and GL Gear T 1 Removal procedure 2 1 Rotate the TGS roller assy D in the direction of the arrow and 1 remove the TGS roller assy and the TGS spring from the coaster T assy 2 2 Release the claw A and remove the GL gear T 3 and the 3 torsion coil spring GLT from the coaster T assy Attachment procedure Install the GL gear T and the torsion coil spring GLT 4 into the coaster T assy Install the TGS spring 2 into the coaster T assy Install the TGS roller assy 1 into the coaster T assy by rotating it in the direction opposite to the arrow 24 TG5 roller assy DJ 2 TG5 spring Y S 4
47. t the four locations B Align the two dowels and connect the C IN switch S903 to the FP 468 flexible board by soldering it at the two locations Soldering DV MECHANICAL ADJUSTMENT MANUAL VII 3 23 Guide Rail 1 Removal procedure 2 Attachment procedure 1 Remove the screw special head screw M1 4 x 2 0 1 Hold the center of the guide rail While pressing the TG2 2 Remove the guide rail in the direction of the arrow cam plate assy insert the four claws A of the guide rail in a slant angle from the top into the drum base s groove B Insert the top tip of the rail at the same time Confirm at this time that the two claws of the TG cam plate assy have entered in the claw O of the guide rail 2 Insert the two claws E of the T side guide rail into the groove of the drum base 3 Tighten the screw special head screw M1 4 x 2 0 Tightening torque 0 059 0 01Nem 0 6 0 I kgfecm ee GUIDE RAIL crew Guide rail M1 4 x 2 0 Four claws A Two claws Groove Two claws 34 DV MECHANICAL ADJUSTMENT MANUAL VII 3 24 Conversion Gear 1 Removal procedure 2 Attachment procedure 1 Remove the belt 1 from the conversion gear E App ER cio eram ore reat 2 Remove the conversion gear 2 from the conversion gear shaft Oo EE bal Ole eas ol O diameter 2 Install the conversion gear 2 in the conversion gear shaft 3 Hook the belt 1 on the convers
48. tening torque 0 059 0 01Nem 0 6 0 I kgfecm The cassette compartment down halfway Pass the portion of the cassette compartment damper through the groove at the tip of the cassette compartment Then pull the portion and fix it using tweezers or something Pin E 7 Cassette compartment assy pop up T black i The spring hook faces downward I DV MECHANICAL ADJUSTMENT MANUAL VII 3 4 TG7 Support 1 Removal procedure 1 Remove the screw special head screw M1 4 x 6 0 2 Remove the FP 468 flexible board 2 from the dowel of the TG7 support 3 Remove the FP 468 flexible board 2 from the groove of the TG7 support 4 Remove the TG7 support in the direction of the arrow Toys Screw M1 4x 6 0 2 FP 468 flexible board gt Dowel Round hole Remove in the direction of the arrow 15 2 1 2 3 4 Attachment procedure Install the FP 468 flexible board into the groove B of TG7 support 3 Insert the claw of the TG7 support 3 into the groove of the capstan block and fix it while aligning with the dowel E Align the round hole of the FP 468 flexible board 2 with the dowel A of the TG7 support Install the screw special head screw M1 4 x 6 0 Tightening torque 0 059 0 01 Nem 0 6 0 1kgfecm 3 TG7 support Groove D
49. the mechanical chassis Match the phase of the A mark of the rotary encoder S902 Q with the phase of the round hole of the mechanical chassis Three claws A FP 467 flexible board VA OL Rotary encoder Soldering at the four locations Soldering DV MECHANICAL ADJUSTMENT MANUAL VII 3 34 FP 228 Flexible Board DEW SENSOR and FP 467 Flexible Board 1 Removal procedure 2 Attachment procedure 1 Remove the soldering at the two locations 1 and remove the 1 Match the phase of the two holes A of the FP 467 flexible FP 228 flexible board DEW SENSOR board 3 with the holes of the mechanical chassis and attach 2 Remove the FP 467 flexible board from the mechanical them each other chassis in the direction of the arrow 2 Attach the FP 228 flexible board DEW SENSOR 2 to the FP 467 flexible board 3 Connect the terminals at the two locations by soldering 3 FP 467 flexible board 2 FP 228 flexible board DEW SENSOR Bending the flexible board at the two locations FP 467 FLEXIBLE BOARD Soldering 45 DV MECHANICAL ADJUSTMENT MANUAL VII 2003 01 30 Application of grease soldering method and precautions and phase matching adjustment are compiled and below Apply grease 1 Tension spring mee Tension regulator TG2 arm block assy Note Re application of grease to the point which is greased already before is not necessary TG7 arm block assy
50. wn in 4 Apply grease on the supporting surface of the TG7 pivot shaft Amount of grease a ball of grease of 0 5 mm diamte Re application of grease to the point which is greased already before is not necessary 5 Hold the TG7 arm block assy D as shown in B and insert it in the pivot shaft of the TG7 arm 6 Hold the torsion spring pinch return with tweezers and install it on the hook of the TG7 arm block assy as shown in 7 Confirm that the torsion spring pinch return does not override on the pinch supporting shaft MO TG7 arm block assy 3 Torsion spring Pinch return The spring hook faces upward 2 Pinch arm assy TG7 ARM BLOCK ASSY 95 DV MECHANICAL ADJUSTMENT MANUAL VII 3 15 TG7 1 Removal procedure 2 Attachment procedure 1 Remove the TG7 nut by turning it in the direction of the 1 Install the compression coil spring and TG7 in the TG7 arrow shaft of the TG7 arm block assy 2 Remove the TG7 and compression coil spring from the 2 Install the TG7 nut by turning it in the opposite direction of TG7 arm block assy the arrow TG7 nut al 2 TG7 3 Compression spring TG7 l TG7 shaft TG7 arm assy 26 DV MECHANICAL ADJUSTMENT MANUAL VII 3 16 Gooseneck Gear Assy 1 Removal procedure 2 Attachment procedure 1 Move the LS chassis block assy in the direction of the arrow 1 Apply grease to the

DV MECHANICAL ADJUSTMENT MANUAL VII(Z MECHANISM)

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