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Sony DSR-2000A, Service Manual

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Sony DSR-2000A Service Manual Download Page 133

7-3

DSR-2000A/2000AP

7-2. Drum Replacement

Outline

Replacement

Removing the MD cover
Disconnecting the connectors
Removing the head cleaner assembly
Replacing the drum assembly
Reattaching the head cleaner assembly
Reconnecting the connectors
Reattaching the MD cover
Cleaning the heads and tape running surface

Adjustment after replacement

Tape path adjustment
RF switching position adjustment
EQ adjustment

Note

Take care not to damage the tape guides around the drum assembly, tape running
surface on the drum, video heads of the drum assembly and so on when replacing
the drum assembly.

Basic knowledge

Besides the periodic replacement, replace the drum assembly in the following cases.

.

When no proper RF waveform can be obtained even if tracking adjustment is
performed.

.

When the damaged tape running surface on the drum cannot be recovered.

Preparations

1.

Set the unit into the unthreading end status.

2.

Power off the unit.

3.

Remove the top plate. (Refer to Section 3-3.)

4.

Remove the bottom plate. (Refer to Section 3-3.)

5.

Remove the right side plate. (Refer to Section 3-3.)

6.

Remove the cassette compartment assembly. (Refer to Section 3-4.)

Tool

.

Cleaning cloth :

3-184-527-01

.

Cleaning fluid :

9-919-573-01

.

Torque screwdriver bit (for M1.4) :

J-6325-110-A

.

Torque screwdriver (for 3 kgf

.

cm) :

J-6325-400-A

Summary of Contents for DSR-2000A

Page 1: ...DIGITAL VIDEOCASSETTE RECORDER DSR 2000A DSR 2000AP SERVICE MANUAL Volume 1 1st Edition Revised 1 HD UP CONVERTER BOARD DSBK 2020 ...

Page 2: ...t werden Um die Gefahr eines elektrischen Schlages Feuergefahr und Verletzungen zu vermeiden sind bei Wartungsarbeiten strikt die Angaben in der Anleitung zu befolgen Andere als die angegeben Wartungsarbeiten dürfen nur von Personen ausgeführt werden die eine spezielle Befähigung dazu besitzen AVERTISSEMENT Ce manual est destiné uniquement aux personnes compétentes en charge de l entretien Afin de...

Page 3: ...r le constructeur Mettre au rebut les batteries usagées conformément aux instructions du fabricant ADVARSEL Lithiumbatteri Eksplosionsfare ved fejlagtig håndtering Udskiftning må kun ske med batteri af samme fabrikat og type Levér det brugte batteri tilbage til leverandøren ADVARSEL Lithiumbatteri Eksplosjonsfare Ved utskifting benyttes kun batteri som anbefalt av apparatfabrikanten Brukt batteri ...

Page 4: ...d Wanneer deze leeg zijn moet u ze niet weggooien maar inleveren als KCA Für Kunden in Deutschland Entsorgungshinweis Bitte werfen Sie nur entladene Batterien in die Sammelboxen beim Handel oder den Kommunen Entladen sind Batterien in der Regel dann wenn das Gerät abschaltet und signalisiert Batterie leer oder nach längerer Gebrauchsdauer der Batterien nicht mehr einwandfrei funktioniert Um sicher...

Page 5: ...3 27 3 6 1 Flexible Card Wire Replacement 3 27 3 7 Replacement of Lithium Battery 3 30 3 8 Fixtures and Tools list 3 31 3 9 Upgrading the System Servo CPU Program Version 3 33 3 9 1 Version Upgrade using the DJ 376 In SY CPU SP CPU 3 33 3 9 2 Version Upgrade using the DJ 497 In SV CPU 3 34 3 9 3 Version Upgrade from a PC through RS 422 3 35 3 10 Upgrading the FPGA Program Version 3 36 3 10 1 Upgra...

Page 6: ... 10 15 10 3 18 REC COMPONENT B Y Level Adjustment 10 16 10 3 17 REC COMPONENT R Y Level Adjustment 10 16 10 3 19 REC S VIDEO Chroma Level Adjustment 10 17 10 4 SDI SDTI 10 18 10 4 1 Free Run Adjustment 10 18 6 Periodic Inspection and Maintenance 6 1 Periodic Inspection List 6 1 6 2 Hours Meter 6 2 6 3 Maintenance upon Completion of Repair 6 4 6 3 1 Video Head Cleaning Procedure 6 4 6 3 2 Tape Runn...

Page 7: ...e HD up converter board DSBK 2020 Part number 3 990 802 XX CD ROM Operation Instructions Supplied with this unit This manual is necessary for the operation of this unit The CD ROM includes operation instructions English Japanese French Ger man Italian and Spanish in PDF format Part number 3 869 792 XX Service Manual Volume 2 Available on request Contains the semiconductor pin assingnments parts li...

Page 8: ...ures to be displayed when the unit detects abnormality Section 5 Maintenance Menu Describes the maintenance menu Section 6 Periodic Inspection and Maintenance Describes the periodic inspection and cleaning procedure Section 7 Replacement of Mechanical Parts Describes the replacement procedures and adjustment after replacement Section 8 Tape Path Alignment Describes the adjustment procedures of tap...

Page 9: ...nstructions Supplied with this unit This manual is necessary for the operation of this unit Part number 3 869 579 XX English CD ROM Operation Instructions Supplied with this unit This manual is necessary for the operation of this unit The CD ROM includes operation instructions English Japanese French German Italian and Spanish in PDF format Part number 3 869 792 XX ...

Page 10: ......

Page 11: ...mance and to maintain the excellent serviceability and accessibility 2 1 Installation Procedure 2 2 Operational Environment Operating temperature 5 dC to 40 dC Humidity 80 or less Storage temperature _20 dC to 60 dC Locations to avoid Areas where the unit will be exposed to direct sunlight or any other strong lights Dusty areas or areas where it is subject to vibration Areas with strong electric o...

Page 12: ...assure that the clearance above the unit is at least 40 cm to provide accessibility to the printed circuit boards and other mechanical parts Note that it is not necessary to provide the space when the unit is mounted in a rack since the printed circuit boards can be repaired after it is pulled out 2 5 Supplied Accessories AC power cord 1 Operating instructions 1 2 6 Optional Accessories HD up conv...

Page 13: ...and lower panel during rack mounting Be sure to secure the rack to the floor to avoid accidents when a unit is pulled out Connect long enough cables on the connector panel considering that the unit is pulled out Maximum two units can be mounted in a stack For three units of more keep a space for one unit between the mounted units using a rack The space should be 44 mm or more in height L angle Rac...

Page 14: ...plied screws PSW4 x 16 in RMM 130 for these L angles n Never use screws PSW4 x 16 to install the right and left side panels without L angles Be sure to use the screws B4 x 6 removed in step 3 Screws for L angles are longer than ones for the side panels Therefore using the screws PSW4 x 16 may cause trouble in the unit Screws B4 x 6 Screws B4 x 6 L angle L angle Screws PSW4 x 16 Screws PSW4 x 16 ...

Page 15: ...UT VIDEO OUT COMPONENT VIDEO OUT MONITOR AUDIO PIN PLUG Standard Product S VIDEO OUT YC 15 V 1 5 m optional accessory AUDIO OUT CH 1 2 3 4 XLR 3P FEMALE 1 508 083 11 i LINK IEEE1394 6P 1 m 1 782 408 21 IEEE1394 6P 3 5 m 1 791 184 11 SDI INPUT BNC MALE 1 560 069 11 SDI OUTPUT BNC MALE 1 560 069 11 SDTI QSDTI INPUT BNC MALE 1 560 069 11 SDTI QSDTI OUTPUT BNC MALE 1 560 069 11 HD SDI OUT DSBK 2020 BN...

Page 16: ...p 75 Z sync negative C NTSC 0 286 V p p burst level 75 Z PAL 0 3 V p p burst level 75 Z SDI INPUT BNC x2 active through Serial digital interface format 270 Mbps SMPTE 259M NTSC ITU R BT 656 PAL SDTI QSDI BNC x1 Serial data transport interface DVCAM compression signal Video Audio TC signal SMPTE 305M 322M AUDIO IN XLR 3P x4 FEMALE Reference level switchable _6 0 4 dBu 600 Z ON OFF _60 dBu switchabl...

Page 17: ...p p burst level 75 Z SDI OUTPUT1 2 3 SUPER BNC x3 Serial digital interface format 270 Mbps SMPTE 259M NTSC ITU R BT 656 PAL SDTI QSDI BNC x1 Serial data transport interface DVCAM compression signal Video Audio TC signal SMPTE 305M 322M AUDIO OUT XLR 3P x4 MALE 4 dBu 600 Z load balanced low impedance MONITOR AUDIO PHONO JACK x1 _11 dBu 47 kZ load unbalanced DIGITAL AUDIO BNC x2 conformed with AES 3...

Page 18: ...VEL CONTROL _5 V to 5 V IN 7 _9 V SUPPLY _9 V OUT 8 GND 9 FRAME GND 10 _ _ _ 11 _ _ _ 12 _ _ _ 13 Y C DELAY CONTROL _5 V to 5 V IN 14 _ _ 15 9 V SUPPLY 9 V OUT CONTROL PANEL D sub 15 pin FEMALE Pin No Signal Operating Voltage 1 SI 2 SCK 3 CS 4 SO 5 UNREG 12 V 6 UNREG 12 V 7 UNREG 12 V 8 KY EXT 9 GND 10 GND 11 GND 12 GND 13 UNREG GND 14 UNREG GND 15 UNREG GND 3 4 5 2 1 11 12 10 9 7 8 6 15 14 13 6 5...

Page 19: ...ROUND 2 RECEIVE A TRANSMIT A 3 TRANSMIT B RECEIVE B 4 TRANSMIT COMMON RECEIVE COMMON 5 PRIORITY IN PRIORITY OUT 6 RECEIVE COMMON TRANSMIT COMMON 7 RECEIVE B TRANSMIT B 8 TRANSMIT A RECEIVE A 9 FRAME GROUND FRAME GROUND 3 2 1 4 5 7 6 8 9 4 2 1 3 S VIDEO Circular 4 pin external view Pin No Output Signal 1 Y G 2 C G 3 Y X 4 C X ...

Page 20: ...ustment Connector Panel 1 The setting of 75 Z termination switch REF VIDEO 75 Z ON OFF ON When the line is terminated in this unit OFF When another unit is connected with this unit 2 The setting of video input termination switch VIDEO INPUT 75 Z ON OFF ON When the line is terminated in this unit OFF When another unit is connected with this unit 3 The setting of audio input level select switch 4 dB...

Page 21: ...rol panels 5 PROCESS CONTROL Selects the control method and setting of the built in digital video processor 6 INT EXT PRESET REGEN Selects internal time code external time code and preset the built in time code generator 7 FREE RUN REC RUN Selects synchronous operation of the built in time code generator 8 DF NDF Selects the synchronous operation of the time code generator and the counter 9 VITC S...

Page 22: ...01 1 HOURS METER can enter reset mode OFF S101 2 factory use OFF S101 3 Use this switch when operating the machine with cassette compartment removed OFF S101 4 This defeats an error detection of mechanism and setvo system alignment OFF S101 5 factory use OFF S101 6 factory use OFF S101 7 factory use OFF S101 8 factory use OFF S101 A B C D E F G H J K L M N P 1 2 3 4 5 6 SV 212 BOARD A SIDE ...

Page 23: ...he factory use is shown in the description Ref No Description Factory Setting S101 Push this switch when resetting the system control S201 1 factory use OFF S201 2 factory use OFF S201 3 factory use OFF S201 4 factory use OFF S201 5 factory use OFF S201 6 factory use OFF S201 7 8 Destination setting Destination bit 7 bit 8 UC OFF OFF J ON OFF CE OFF ON ...

Page 24: ...2 board functions only when the switch S101 1 on the SV 212 board is set to ON position 2 9 4 System Adjustment After Installation Observe the following precautions when this equipment is used for editing system The REF VIDEO INPUT requires video signal which is in comfomity with the RS 170A Adjust the sync phase of this equipment to the system sync with SYNC PHASE control on the sub control panel...

Page 25: ...l HP 99 Headphone interface VR 259 Audio PB volume control KY 452 Operation panel PTC 105 Search dial sensor SW 11 11P Switch SW 17 Remote switch MB 859 Mother board RP 111 RF REC PB ATF detection EX 752 Intermediate board CP 341 Video remote interface SV 212 Servo mechanism control SY 278A System control CN 1968A i LINK connector board CN 2858 DSBK 2020 HD SDI OUT i LINK connector board CP 342 Au...

Page 26: ...d Name Circuit Configuration 1 SE 521 Mode sensor tape end sensor loading motor FG sensor 2 SE 538 Tension sensor 3 CN 1863 Sensor input output board 4 SE 525 LED signal board 5 SE 522 Tape top sensor reel position sensor Mini M Standard 6 MS 64 Servo mechanism control ...

Page 27: ...tion 1 CN 2021 Intermediate board between CC 84 and CC 83 2 CC 83 Cassette compartment mode detection intermediate board 3 CC 85 Cassette compartment cassette in detection 4 CC 84 Cassette compartment cassette type detection 5 CN 2022 Intermediate board between CC 85 and CC 84 2 1 3 4 5 ...

Page 28: ...ulator assembly 6 S reel motor 7 S brake assembly 8 Brake solenoid 9 M stop solenoid assembly T brake assembly MIC assembly MIC holder assembly T reel motor Shuttle right assembly T drawer arm assembly TG8 arm assembly Capstan motor Elevator cam Pinch solenoid assembly Reel shift motor Pinch roller HC roller assembly Drum assembly Rail assembly Cassette compartment motor assembly ...

Page 29: ...speed of the gearbox motor The FG output of the sensor is input to the servo circuit and controls the threading speed so that excessive force is not applied to the tape during threading 1 2 Mode sensor Detects the mechanism position during threading 3 Tape top end detect LED Detects the top and end of a tape 4 Condensation sensor Detects condensation occurred in DSR 2000A 2000AP 5 Tape top sensor ...

Page 30: ... among the mini M standard cassettes and the cassette adaptor for DVCPRO by on off of the sensors 2 The sensors PH1 PH2 and PH3 detect the movement of a cassette compartment by their combina tion 3 The sensors PH4 and PH5 detect that a mini cassette got inserted The sensors PH4 and PH6 detect that a M cassette got inserted The sensors PH4 and PH7 detect that a standard cassette got inserted ...

Page 31: ...etecting tape thickness 2 DATA Detecting tape type Example ME MP 3 CLOCK Detecting tape application Example consumer professional 4 GND _ Record proof hole 4 3 2 1 Record proof plug Cassette cover release claw Reel rotation stopper Record enable Record protect REC SAVE REC SAVE This plug controls the record proof switch according to open or close position 4 3 2 1 Record proof hole Record proof plu...

Page 32: ...ower of the unit before starting removal installation B4 x 6 B4 x 6 B4 x 6 B4 x 6 PWH3 x 6 PWH3 x 6 B4 x 6 Fixing screw with stopper Claw Claw Section A Section A Foot Hole Claw Claw Claw Claws Top panel Left side panel Right side panel B3 x 6 B3 x 6 Bottom panel Front panel ...

Page 33: ...s Reference Reference Reference Reference Reference A same procedure is performed when removing reattach ing the right and left side panels 1 Remove the four screws shown in the figure and remove the side panel 2 Hook the side panel at the three claws in the chassis and while pulling the side panel in the arrow direction tighten the four screws B4 x 6 Removal Reattachment of the front panel 1 Remo...

Page 34: ... three claws of the control panel into the three square holes of the control frame assembly 7 Bring the control panel to the position of Step 2 and while pressing it from the top reattach it with the three screws 8 Turn the nine volume shafts fully counterclockwise 9 Align the nine knobs with the position holes of the control panel and thrust into as far as they will go Reference Reference Referen...

Page 35: ...ion 3 3 3 4 Removal Reattachment of the Cassette Compartment Removing 1 Remove the top panel Refer to Section 3 3 2 Disconnect the flexible card wire from the connector CN1 of the CC 83 board Reference Reference Reference Reference Reference Hanging the flexible card wire disconnected at the hook on the top of the PC guide B provides an easy performance to the succeeding steps 3 Unscrew the three ...

Page 36: ...ard disconnect the harness connector from the connector CN602 4 Reattach the board in the reverse order of the remov ing steps 1 to 3 m Insert the board along the board guide rails until it connects firmly with the connector of the mother board Set the board to claws of board retainer firmly 3 5 2 Extension Board An optional extension board is supplied to check and adjust the card boards Attach th...

Page 37: ...tion cover 2 Disconnect the harness from the connector CN3 on the CN 1968A board 3 Remove the two screws and remove the CN 1968A board 4 Reattach the CN 1968A board in the reverse order of the removing steps 1 to 3 Removal Reattachment of the CP 341 board 1 Remove the top panel Refer to Section 3 3 2 Disconnect the harness from the connector CN3 on the CN 1968A board 3 Remove the seven connectors ...

Page 38: ...r panel with the fifteen screws 7 Apply a half drop size of screw locking compound to each screw for connector and tighten securely the eight screws for connector together with the fifteen screws 8 Reconnect the seven connectors disconnected in Step 2 with tweezers using care to set the right color in the right place 9 Reattach the rear panel to the unit by connecting securely the five connectors ...

Page 39: ...board CN606 CN607 and CN608 to the eight connectors of the MB 859 board 9 Fix the rear panel with the unit using the five screws Screws BVTP3 x 10 CP 342 board CP 341 board CN608 CN607 CN606 Rear panel CN601 CN602 CN603 CN604 CN605 Removal Reattachment of the DY 22 board 1 Remove the front panel Refer to Section 3 3 2 Disconnect the flexible card wire from the connector CN720 of the DY 22 board 3 ...

Page 40: ...move the RP shield by removing the four screws B3 x 6 3 Remove the EX 752 board upward 4 Fit the notch of the EX 752 board in the slot in the chassis and reconnect the connector CN300 of the EX 752 board to the connector CN300 of the MB 859 board 5 Fit the two positioning holes of RP shield onto the two protrusions on the chassis and fix the board with four screws B3 x 6 6 Reattach the RP 111 boar...

Page 41: ...rd attach the ferrite core as following figure 4 Slide the control frame assembly in the arrow direction to remove it 5 Remove the screw and release the two claws form the rear side of the assembly and remove the KY cover 6 Disconnect the harness from the connector CN2 of the HP 99 board 7 Remove the two nuts to remove the HP 99 board n Support the HP 99 board from the rear side when removing the ...

Page 42: ... harness from the connector CN712 while lifting the KY 452 board 7 Reattach the KY 452 board in the reverse order of the removing steps 1 to 6 m When reattaching the KY cover check that the portion A is inserted to the control frame assembly correctly When connecting the flexible card wire to the connector CN710 on the KY 452 board attach the ferrite core as following figure NG OK Portion A Portio...

Page 43: ...e EX 752 board 3 Disconnect the harnesses from the two connectors CN901 and CN902 of the MB 859 board and also disconnect the flexible card wire from the connector CN505 4 Remove the bottom panel Refer to Section 3 3 5 Disconnect the three flexible card wires from the connectors CN500 CN501 CN502 CN503 and CN504 of the MB 859 board 6 Remove the 10 screws to remove the MB 859 board 7 Reset the MB 8...

Page 44: ...on 3 4 3 Remove the bottom plate Refer to Section 3 3 4 Remove the MD cover Refer to Section 7 2 5 Disconnect the four flexible card wires from the connectors CN1 CN2 CN3 and CN4 of the RP 111 board 6 Disconnect the five flexible card wires from the connectors CN500 CN501 CN502 CN503 and CN504 of the MS 64 board 7 Remove the three screws B2 x 4 to remove the mechanism deck from the unit CN1 CN2 CN...

Page 45: ... x 4 to remove the MS 64 board 10 Fit the two positioning holes of the MS 64 board on the positioning pins on the MD chassis respectively and fix the board with the seven screws 11 Reattach the MS 64 board in the reverse of the removing steps 1 to 9 Removal Reattachment of the RP 111 board 1 Remove the top and bottom panels Refer to Section 3 3 2 Disconnect the four flexible card wires from the co...

Page 46: ...to pinch the tip of the flexible card wire of the S tension regulator assembly between the SE 521 board and the chassis Place the SE 521 board under the claw of the worm holder 9 Reconnect the flexible card wire to the connector CN4 of the SE 521 board 10 Reconnect the flexible card wire of the S tension regulator assembly to the connector CN3 of the SE 521 board 11 Reinstall the loading motor ass...

Page 47: ...n 7 8 4 Remove the rail assembly Refer to Section 7 15 5 Remove the LED holder assembly from the rail assembly 6 Reattach the LED holder assembly to the rail assem bly 7 Reattach the SE 525 board in the reverse order of the removing steps 1 to 4 Tightening Torque 0 1 N m 1 kgf cm Removal Reattachment of the SE 538 board 1 Remove the SE 521 board Refer to this section Removal Reattachment of the SE...

Page 48: ...it the indentation of the SW 11 11P board with the notch of the chassis so as to connect the connectors of SW 11 11P board CN701 CN702 CN703 and CN704 to the connectors of the motherboard CN701 CN702 CN703 and CN704 5 Reattach the SW 11 11P board in the reverse order of the removing steps 1 to 3 Removal Reattachment of the SW 17 board 1 Remove the front panel Refer to Section 3 3 2 Disconnect the ...

Page 49: ...rom the rear side when removing the nuts Screw PWH3 x 6 Claw KY cover Flexible card wire Attached nuts Claw Control frame assembly VR 259 board CN1 5 Reattach the VR 259 board in the reverse order of the removing steps 1 to 4 m When reattaching the KY cover check that the portion A is inserted to the control frame assembly correctly When connecting the flexible card wire to the connector CN710 on ...

Page 50: ...m the rear side when removing the nuts Screw PWH3 x 6 Claw KY cover Flexible card wire Attached nuts Claw Control frame assembly VR 260 board CN1 5 Reattach the VR 260 in the reverse order of the removing steps 1 to 4 m When reattaching the KY cover check that the portion A is inserted to the control frame assembly correctly When connecting the flexible card wire to the connector CN710 on the KY 4...

Page 51: ...side are connected in the wrong direction the circuit will not operate 3 6 Notes on Repair Parts 3 6 1 Flexible Card Wire Replacement The following six types of flexible card wire are used in the DSR 2000A 2000AP n Take utmost care when handling the flexible card wires because their life is extremely shortened by folding Type A Removing method Raise the portion marked A of the connector and releas...

Page 52: ...de and the insulation side Check the conduction side and the insulation side before connection 1 Insert the flexible card wire securely to the deep end 2 Push in the portion marked A of the connector in the direction of the arrow to lock the connector Be careful that the flexible card wire is not slanted with respect to the connector Type C Removing method Raise the portion marked A of the connect...

Page 53: ...o the connector A A Locked status Flexible card wire Connector A A Flexible card wire Connector Unlocked status A A A A Flexible card wire Connector Unlocked status Locked status Flexible card wire Connector Type E Removing method n Do not pull the flexible card wire before releasing the lock 1 Move the portion A of the connector in the direction of the arrow A to release the lock Remove the flexi...

Page 54: ...nt procedure n When replacing the battery insert the replacement battery with the and _ ends correctly oriented If the battery s positive and negative _ terminals are backward physical injury or damage to peripheral equip ment can be result due to explosion and or leakage of internal materials 1 Remove the SY 278A board Refer to section 3 5 1 2 Insert tip of a flat head _ screwdriver in between th...

Page 55: ...2 Parts replacement J 6325 400 A Torque screwdriver 3 kg Tightening screws J 6443 710 A CCW Brake torque gauge CCW DJ 371 Brake torque adjustment J 6443 720 A CW Brake torque gauge CW DJ 372 Brake torque adjustment J 6444 930 A Extension board DJ 493 Extension board for DSR 2000A J 6444 610 B Path Adjustment Board DJ 461 For tape path adjustment RF envelope detector fixture J 6443 760 A System con...

Page 56: ...3 32 DSR 2000A 2000AP 1 2 3 4 5 6 7 8 9 D J 3 7 1 D J 3 7 2 ...

Page 57: ...es are written into the socket on the fixture DJ 376 2 Set bit 1 of S101 on the fixture DJ 376 to OPEN upper side and the rest of bits to the board side lower side How to upgrade 1 Remove the top panel Refer to Section 3 3 2 Connect the fixture DJ 376 on which PROMs are installed as follows CPU Connect to DJ 376 SY CPU IC101 SY 278A CN1 SY 278A SP CPU IC301 SY 278A CN2 SY 278A 3 Turn on the power ...

Page 58: ...497 to ROM side and S2 on the fixture DJ 497 to DOWN side 4 Set S4 on the fixture DJ 497 to 8M How to upgrade 1 Remove the top panel Refer to Section 3 3 2 Connect the fixture DJ 497 on which PROMs are installed as follows CPU Connect to DJ 497 SV CPU IC123 SV 212 CN2 SV 212 3 Turn on the power to the set Then writing starts While writing is being executed the LEDs of the fixture DJ 497 show the s...

Page 59: ... CPU Select one of SY SV and SP Designate a target CPU to be transferred COM Setting The communication setting dialogue appears DO NOT assign items other than Port File Enter a hex filename to be transferred in this field When a filename is selected using Browse the selected filename appears Drag Drop is supported Browse The file selection menu appears VTR Status The message from a VTR appears in ...

Page 60: ...not found When Start button is pressed if a file is not found Can t open a port When Start button is pressed RS 232C COM prot does not open A VTR interrupts communication Before transfer finishes a VTR finishes VFD Display loading XX XX SY SV SP Now loading complete Download is completed without fail incomplete Download is abnormally terminated Error91 130 SY flash ROM is abnormal Valid only in do...

Page 61: ...Ms to the DJ 499 IC100 to IC103 n When the EEPROMs written the program are less than four pieces mount only the EEPROMs written the program Program file No IC on DJ 499 00 IC100 01 IC101 02 IC102 03 IC103 4 Set the DJ 499 as follows 5 With the power of the unit set to OFF mount the connector of the corresponding board to DJ 499 6 Turn ON the power of the unit Of the three LEDs on the DJ 499 the gr...

Page 62: ...000A 2000AP Setting of DJ 499 Board name Connect to DJ 499 PROM file name Switch setting of DJ 499 S3 APR 45 CN1700 APR 00 01 DPR 136A CN451 SIF 00 01 OTHER 2000 LOAD COPY MD 0 MD 1 OTHER 2000 LOAD COPY MD 0 MD 1 ...

Page 63: ... fails to measure the correct value of residence to humidity This prevents the unit from functioning properly If any foreign sub stance gets adhered to the chip replace the condensation sensor with a new one m Do not touch the chip with bare hands Do not clean the chip with alcohol or other similar agents Connector 1 pin Leads Condensation sensor chip Bracket Solders ...

Page 64: ......

Page 65: ...to Section 1 of this manual or to the operating instruction However the alarms for service persons are displayed regardless of the Setup menu setting 4 1 1 Alarm Display when the Main Power is Turned On Detection Checks the settings of switch S201 on the SY 278 board and the contents of non volatile memory EEPROM Operation after detection None Display The alarm is displayed until any key is presse...

Page 66: ...ssed Detection Checks that the FACTORY USE item of the Setup menu is changed Operation after detection None Display The alarm is displayed until any key is pressed ALARM THE UN I T I S I N ADJUSTMENT MODE SET THE SW I TCHES OF S101 ON THE SV BOARD TO OFF ALARM SELECT I ONS OF THE SETUP MENU S FACTORY USE I TEMS HAVE BEEN CHANGED SET THESE I TEMS TO FACTORY PRESET VALUES ...

Page 67: ... words the error code or the contents of the detected error appear even when the main power of this unit is turned off and then back on again so this unit enters AUTO OFF mode again This unit enters the emergency EJECT mode when the EJECT key is pressed at this moment Reference In the emergency EJECT mode the tape is ejected gently by usable motor assuming that the tape is slack or a device may be...

Page 68: ...video monitor connected to the VIDEO OUT 3 SUPER or the SDI OUTPUT SUPER connector when a cassette tape cannot be ejected with the emergency EJECT mode The error code is displayed on the time counter Perform Section 4 3 1 How to Take Out the Cassette Whose Tape is Slacked MANUAL EJECT when a cassette tape cannot be ejected with the emergency EJECT mode ERROR AN ERROR HAS BEEN DETECTED I NFORM SERV...

Page 69: ... IN keys then press the ENTRY key 3 Move the cursor to ERROR LOG so that the letters are highlighted using the AUDIO IN VIDEO IN keys then press the ENTERY key The display changes as shown to the right and the error log appears MA I NTENANCE MENU MENU DATA CONTROL SERVO CHECK SERVO ADJUST TAPE PATH ADJUST ELECTR I CAL ADJUST SERV I CE SUPPORT OTHERS MA I NTENANCE MENU SERV I CE SUPPORT ERROR LOG M...

Page 70: ... FWD or REW mode 5 SEARCH mode 6 PLAY or RECORD mode 7 STANDBY OFF mode 8 Unthreading mode 9 Cassette up mode A Cassette out mode State that a cassette is ejected Second digit Device which senses abnormality 0 Device cannot be identified or device identification is not necessary 1 Cassette up down motor sensor 2 Threading motor FG sensor 3 Drum motor FG 4 Capstan motor FG 5 Supply reel motor FG 6 ...

Page 71: ...git CPU microprocessor or IC of the communication counterpart First digit CPU microprocessor or IC which detects the abnormality First and second digits CPU microprocessor code 1 System control main CPU SY 278 IC101 2 Keyboard u COM KY 452 IC5 3 Memory 4 Servo main CPU SV 212 IC1 5 Servo sub u COM DR 364 IC1 7 SPCON main CPU SY 278 IC301 8 TC IC SY 278 IC508 9 Keyboard sub u COM SW 11 IC204 A Exte...

Page 72: ...the S reel FG during threading AUTO OFF EJECT 255 Detected the S reel FG during threading Emergency EJECT 275 Detected the T reel FG during threading 291 Failed to complete winding a tape 355 Detected the S reel FG during STOP and STILL 375 Detected the T reel FG during STOP and STILL 395 Detected both S and T reel FGs during STOP and STILL 402 Detected an abnormal tape speed during F FWD and REW ...

Page 73: ...e mode Display period code detecting an abnormality 3A7 Detected abnomal tape tension during STOP AUTO OFF EJECT Displayed until the 4A7 Detected abnomal tape tension during F FWD REW Emergency EJECT next cassette tape 5A7 Detected abnomal tape tension during SEARCH is inserted 6A7 Detected the abnormal tape tension during PLAY and RECORD The mode at the The machine Displayed until the time of det...

Page 74: ...lved error is solved 028 Detected an abnormal current of threading motor 221 Failed to complete threading within the specified time AUTO OFF EJECT Displayed until the 224 Failed to detect the threading FG during threading Emergency EJECT next cassette is 821 Failed to complete unthreading within the specified time inserted 824 Failed to detect the threading FG during unthreading Main code 2X Abnor...

Page 75: ... Emergency EJECT next cassette is inserted Main code 3X Sensor trouble Sub codes are all 000 Sub Detected contents Operation after Operable mode Display period code detecting an abnormality 31 Failed to release the tape top STOP PLAY FF EJECT Displayed until the 32 Failed to release the tape end STOP PLAY REW EJECT error is solved and 33 Detected an abnormal current of reel shift sensor LED Insert...

Page 76: ...tem control and the DIF microprocessor 215 Communication error between system control and keyboard detected by KY 430 Servo main detect abnormality of ROM 431 Servo detected abnormality of external memory 439 Detected abnormality in the servo adjustment data area 43B Detected abnormality in Unresetable Hours Meter 455 Communication error between servo main and servo sub microprocessors 539 Detecte...

Page 77: ... error between SPCON and F1P 714 Communication error between SPCON and SIFR P 715 Communication error between SPCON and SIFP 720 Communication error between SPCON and AIFP 730 Frame communication error between SPCON and D1R 731 Track pair communication error between SPCON and D1R 732 Communication error between SPCON and V2R 733 Communication error between SPCON and F1R 734 Communication error bet...

Page 78: ...e causes Check items and check procedure Related circuit boards and devices 1 Tape is stuck to the tape running Check if tape is stuck to tape guides or drum mechanism Check if foreign material is adhered to tape Tape is dirty Check if tape is damaged Tape run mechanism is dirty Check if foreign material is adhered to tape run Humidity or condensation mechanism and drum 2 Tape is loosely wound in ...

Page 79: ... motor Harness is defective as intended 5 Abnormality of reel FG Perform the S and T reel adjustment S and T reel motor is defective Confirm that the reel FG adjustment is completed S and T reel FG amp is defective as intended 6 Tension regulator is defective Replace the tension regulator assembly SV 212 board MS 64 board Confirm that OK appears on display SE 538 board 7 Cut and spliced tape is us...

Page 80: ...n the tape comes to slack turn the reel table from the front side utilizing a skewer and wind the tape m In a case of standard cassette and M cassette Turn the reel table T In a case of mini cassette Turn the reel table S 5 Repeat step 4 until each guide comes to the unthread ing end position and furthermore the tape completely returns into the cassette 6 Turn the manual eject gear B red in the ar...

Page 81: ...to set REV SEARCH to five times speed 4 3 2 Head Cleaning when Head Clogging Occurs Clean the video head as follows when the video head gets dirty Procedure to use the cleaning cassette n Use only the cleaning cassette tape as follows If another cleaning cassette tape is used abnormal abrasion or breakage of the video head could occur Cleaning cassette tapes DV12CL Standard DVM12CL Mini 1 Insert t...

Page 82: ...is released the REC status is released and the recorder returns to PLAY status Unthreading Press the EJECT key Each guide moves to the specified position to complete the unthreading Reel position selection Press the STANDBY key on the control panel Reel position will be changed as shown below in accor dance with the number of pressing the STANDBY switch n Make sure to turn off switches S101 3 and ...

Page 83: ...First layer MENU Second layer MENU Third layer MENU DATA CONTROL MENU STATUS DISPLAY MENU STA MENU CNT SAVE MENU DATA Save MENU LOAD MENU DATA Load MENU SERVO CHECK SV Check SENSOR CHECK Sensor CASS COMPARTMENT Cass COM TAPE TOP END Top End HUMID MOISTURE HUMID REC INHIBIT REC INHI MOTOR CHECK Motor S REEL S Reel T REEL T Reel THREADING Threading CASS COMPARTMENT Cass COM CAPSTAN Capstan DRUM Drum...

Page 84: ... PROCESS CHECK OFF Proc check OFF off DPR dpr MAIN main SUB sub PRE pre REF CHECK OFF REF check OFF off NON STD Non STD STD STD RP DATA INITIALIZE SERVICE SUPPORT Support ERROR LOG Error LOG MANUAL EJECT Manu Eject DIAGNOSTICS CONTROL DIAG CNT CLEAR ERROR LOG Clear LOG OTHERS Others SOFTWARE VERSION Version KEYBOARD CHECK KY Check MEMORY DISPLAY MEM Check SY MEMORY DISPLAY SY MEM SV MEMORY DISPLAY...

Page 85: ... 2 How to Enter the Maintenance Menu 1 While pressing the DELETE key and TRIM key press the MENU key The DSR 2000A 2000AP enters the maintenance menu The maintenance menu appears on the video monitor 2 Select the desired item using the AUDIO IN key and the IN key The cursor shown with a white back ground moves to the selected item 3 After the desired item is selected press the ENTRY key to designa...

Page 86: ...ter the maintenance menu 2 Move the cursor to MENU DATA CONTROL which is displayed with a white background using the AUDIO IN IN keys 3 Press the ENTRY key MENU DATA CONTROL is selected and its lower layer submenu appears 4 Move the cursor displayed with a white background to a desired item using the AUDIO IN IN keys 5 When an item is selected press the ENTRY key The contents of the selected item ...

Page 87: ...er 1 The version of the current setup menu is displayed and it is waiting to press the SET key Pressing the MENU key returns to the main menu 2 Press the SET key The SET UP MENU data is stored in EEPROM Confirm that COMPLETE appears and data saving is complete m Data which has once been saved will not be deleted by turning the main power on and off or by upgrading the ROM version However the saved...

Page 88: ... MENU to be loaded are displayed and it is waiting to press the SET key Pressing the MENU key returns to the main menu 2 Press the SET key The SET UP MENU data is stored in EEPROM Confirm that COMPLETE appears and data saving is complete In the case of trouble Loading of the data will not start if SET UP MENU data has not been saved or the saved SET UP MENU data contains an error ...

Page 89: ...tem using the AUDIO IN IN keys 5 Press the ENTRY key The lower layer submenu appears 6 Move the cursor displayed with a white background to a desired item using the AUDIO IN IN keys 7 Press the ENTRY key to select the desired item 8 Press the SET key to execute the selected item 9 After completing the check press the MENU key to return to the main menu 10 To check other menus and submenus repeat s...

Page 90: ...1 1 1 1 1 CASS COMPARTMENT Checks the respective switches of the cassette compartment SW Sensor Applicable board PH1 CC 85 PH2 PH3 PH4 S1 CC 84 S2 S3 1 Execute the CASS COMPARTMENT 2 Confirm that the sensors are all OFF with no cassette inserted PH1 S1 S3 CC 84 board CC 85 board S2 PH2 PH4 PH3 ...

Page 91: ...he M cassette and confirm that the status of the sensor is the monitor display shown right 5 Insert the standard cassette and confirm that the status of the sensor is the monitor display shown right 6 Insert the M ADPT Cassette adaptor for DVCPRO and confirm that the status of the sensor is the monitor display shown right _ _ not care ...

Page 92: ...photodetector by inserting a finger or the like Confirm that the TOP SENSOR display changes from ON to OFF on the monitor display 4 Interrupt between the LED for the tape sensor light emitter and the tape end sensor photodetector by inserting a finger or the like Confirm that the END SENSOR display changes from ON to OFF on the monitor display In the case of trouble If the display does not change ...

Page 93: ...nges to WET on the monitor display 3 Blow wind onto the HUMID sensor to evaporate any water Confirm that the display changes to DRY on the monitor 30 minutes later n Once the HUMID sensor detects WET even if make it dry immediately it takes 30 minutes to detect DRY In the case of trouble If the display does not change from DRY to WET check whether the HUMID sensor itself is defective Check also th...

Page 94: ...Checks the REC INHIBIT switch 1 Execute the REC INHIBIT 2 Confirm the monitor display is as shown right 3 Press the REC INHIBIT switch Confirm that ON is displayed on the monitor display In the case of trouble If OFF is not displayed check the sensor on the MIC arm ...

Page 95: ...e specified direction even though pressing the AUDIO IN and IN keys check the S reel motor assembly and reel motor driver circuit SV 212 and MS 64 2 2 2 2 2 T REEL Checks the T reel motor 1 Execute the T REEL 2 Press and hold the AUDIO IN then IN keys for one to two seconds and release the reel brake by activating the brake solenoid Confirm that the T reel motor rotates clock wise and counterclock...

Page 96: ...key Confirm that the threading ring completes unthreading and UNTHREAD END appears on the monitor display In the case of trouble If the threading motor does not rotate or if the message THREAD END does not appear even though threading is complete or if the message UNTHREAD END does not appear on the monitor even though the unthreading is complete check the threading motor the cassette compartment ...

Page 97: ...rtment moves down 3 Press the ENTRY key again and confirm that the cassette compartment moves up The monitor display changes in the reverse order of the steps for moving down the cassette compartment In the case of trouble If the monitor display does not change check the cassette compartment motor the SV 212 board the sensor input circuit and the CC 83 board the sensor ...

Page 98: ...ENTRY key Confirm that FORWARD OK appears on the monitor display 3 Press the ENTRY key again Confirm that REVERSE OK appears on the monitor display In the case of trouble If the monitor display does not change check the capstan motor and the capstan motor driver circuits the SV 212 board MS 64 board ...

Page 99: ...ute the DRUM 2 Confirm the monitor display is as follows SPEED OK PHASE LOCK PG EXIST In the case of trouble If the monitor display does not change check the drum motor the SV 212 board the drum motor driver circuit the drum FG amp circuit and the drum PG amp circuit ...

Page 100: ...ition the M position the STD position then returning to the MINI position each time pressing the ENTRY key and the monitor display changes in accordance with the move In the case of trouble If the reel table does not move or the monitor display does not change check the reel position motor the reel MINI M STD position sensor the SE 522 and MS 64 boards and reel position motor driver circuit the SV...

Page 101: ...pinch solenoid operates when the threading starts 2 Press the AUDIO IN and IN keys to confirm that the PINCH comes to ON OFF 3 Press the MENU key to release the pinch solenoid and to bring to the unthreading Doing so the monitor display returns to the main menu In the case of trouble If the pinch solenoid does not operate check the pinch solenoid and the driver circuit the SV 212 board ...

Page 102: ...enu In the case of trouble If the reel brake solenoid does not operate check the reel brake solenoid and its driver circuit the SV 212 board 3 3 3 3 3 M PLUNGER Checks the M plunger solenoid 1 Execute the M PLUNGER 2 Press the AUDIO IN and IN keys to confirm that the M PLUNGER comes to ON OFF 3 Press the MENU key to release the M plunger solenoid Doing so the monitor display returns to the main me...

Page 103: ...h a white background to a desired item using the AUDIO IN IN keys 5 Press the ENTRY key to select the desired item Refer to the respective menu description for the adjustment procedure 6 Press the SET key to execute the selected menu 7 After completing the adjustment press the DELETE key to return to the main menu 8 To check other menus and submenus repeat steps 4 to 7 9 Press the MENU key to exit...

Page 104: ...on the monitor display check the SV 212 and MS 64 boards the reeel FG amplifier circuit reel motor driver circuit capstan FG circuit and motor driver cicuit Check also the respective motors 2 S REEL ONLY Executes the automatic adjustment of the S reel only 1 Execute the S REEL ONLY 2 After completing adjustment confirm that COMPLETE appears Adjustment items s reel fg adjust s reel offset friction ...

Page 105: ...or display check the SV 212 and MS 64 boards the reel FG amplifier circuit the reel motor driver circuit and the T reel motor 4 CAPSTAN ONLY Executes the automatic adjustment of the capstan FG only 1 Execute the CAPSTAN ONLY 2 After completing adjustment confirm that COMPLETE appears Adjustment item capstan fg adjust In the case of trouble When ADJUST INCOMPLETE appears on monitor display check th...

Page 106: ...n on the main power and press the EJECT key n Make sure that the cassette compartment connection cable is not shorted to chassis when the main power is turned on 3 Enter MAINTENANCE MENU and select TENSION from SERVO ADJUST using the AUDIO IN IN keys 4 Press the ENTRY key to move to the next display 5 When the display appears press the SET key to start the adjustment ...

Page 107: ...d the menu appears as shown in the right 7 Set the DV torque cassette and place a weight of about 300 g on it Press the STOP key 8 Keep pressing the AUDIO IN IN keys until the DV torque cassette reading agrees with the specification value on display 9 When adjustment is completed press the ENTRY key ...

Page 108: ...cordance with message on the display 13 If the check is completed satisfactorily the display changes as shown in the right 14 Keep pressing the AUDIO IN IN keys until the DV torque cassette reading agrees with the specification value on the display 15 When adjustment is completed press the ENTRY key 16 Repeat steps 14 and 15 to readjust the DV torque cassette reading 17 Confirm that the DV torque ...

Page 109: ...reading agrees with the specification value on the display 19 When adjustment is completed press the ENTRY key 20 Press the EJECT key and remove the DV torque cassette 21 Confirm that the message COMPLETE appears on the display Press the EJECT key to return to the ADJUST menu When adjustment is complete attach the cassette compartment ...

Page 110: ...th Adjust Executes the adjustment of the tape path 1 TRACKING ADJUST For adjustment of TRACKING ADJUST refer to section 8 1 8 2 8 4 8 5 8 6 8 7 and 8 8 2 RF SWITCHING POSITION For adjustment of RF SWITCHING POSITION refer to section 8 3 ...

Page 111: ...the cursor to ELECTRICAL ADJUST which is displayed with a white background using the AUDIO IN IN keys 3 Press the ENTRY key ELECTRICAL ADJUST is selected and its lower layer submenu appears 4 Move the cursor displayed with a white background to a desired item using the AUDIO IN and IN keys 5 Press the ENTRY key to select the desired item ...

Page 112: ...ment is performed auto matically 2 After completing the adjustment confirm that COMPLETE appears 3 Press the DELETE key to return to the ADJUST menu 4 Press the MENU key to exit the maintenance menu In the case of trouble If INCOMPLETE appears on the monitor display check the RP 111 board the PLL circuit ...

Page 113: ... the XH5 1A2 for NTSC or XH5 1AP2 for PAL into the unit 4 Press the PLAY key 5 Confirm COMPLETE is displayed on the monitor To return to step 2 press the DELETE key once To return to step 1 press the DELETE key twice To return to the main menu press the DELETE key three times In the case of trouble If INCOMLETE is displayed on the monitor 1 Send the small length of the tape forward and repeat step...

Page 114: ... the unit 4 Press the PLAY key 5 Confirm COMPLETE is displayed on the monitor To return to step 2 press the DELETE key once To return to step 1 press the DELETE key twice To return to the main menu press the DELETE key three times In the case of trouble If INCOMLETE is displayed on the monitor 1 Send the small length of the tape forward and repeat step 2 again 2 If INCOMLETE is still displayed aft...

Page 115: ...the ENTRY key 3 Insert the cassette of which mode you desire to check into the unit DVCAM 15 u ADJ cassette DV 10 u ADJ cassette 4 Press the PLAY key 5 Press the RESET key to display asterisk mark to the right side of the DATA 0000 6 Select the HEAD for checking with the ENTRY key Reference Reference Reference Reference Reference The HEAD selected is displayed in the on the top of the monitor disp...

Page 116: ...5 34 DSR 2000A 2000AP or 4 REC CURRENT 1 Selected the REC CURRENT 2 Press the AUDIO IN IN keys and the DELETE ENTRY keys to adjust the data to C0 3 Press the SET key to save the data ...

Page 117: ...IN key Press the PLAY and REC keys After recording for 30 to 60 seconds time counter reading press the STOP key 5 Playback the recorded segment and note down the waveform level 6 Select FE ONLY using the AUDIO IN key Press the VIDEO key to select VIDEO INS Locate the tape segment that is recorded in step 4 and press the PLAY and EDIT keys to record i e erase the recorded segment for about 30 secon...

Page 118: ...ROCESS CONTROL SW on the sub panel to REMOTE and disconnect the cable from the VIDEO RE MOTE on the rear panel 4 Press the SET key to start the adjustment 5 After completing the adjustment the display returns automati cally to the maintenance menu 7 PROCESS CHECK This menu is for the factory use only 8 REF CHECK This menu is for the factory use only ...

Page 119: ...INITIALIZE 2 As RP DATA INITIALIZE will be displayed on the screen press the SET key when initializing the adjusted data n After initialization be sure to perform the following three adjustments in Section 5 3 5 Electrical Adjust 1 PLL F0 2 EQ AUTO ADJ 4 REC CURRENT ...

Page 120: ...IN IN keys 3 Press the ENTRY key SERVICE SUPPORT is selected and its lower layer sub menu appears 4 Move the cursor displayed with a white background to a desired item using the AUDIO IN IN keys 5 Press the ENTRY key to select the desired item Refer to the respective menu description for the check procedure 6 After completing the check press the MENU key to return to the main menu 7 To check other...

Page 121: ...latest error is displayed on the top n The servo system errors only are stored here The ERROR 91 92 93 94 and 95 are not stored 2 MANUAL EJECT For the operating procedure of how to take out a tape when the EJECT is inoperable refer to section 4 3 3 DIAGNOSTICS CONTROL 1 1 1 1 1 CLEAR ERROR LOG Clears the error history from the ERROR LOG ...

Page 122: ... OTHERS is selected and its lower layer submenu appears 4 Move the cursor displayed with a white background to a desired item using the AUDIO IN IN keys 5 Press the ENTRY key to select the desired item Refer to the respective menu description for the check procedure after execution 6 After completing the check press the MENU key to return to the main menu 7 To check other menus and submenus repeat...

Page 123: ...of the setup menu Press the ENTRY key to display the version below V2 Version of the DU 84 and DU 89 boards on the DPR 136 board NSG Version of IC1013 on the VR 62 board AIF Version of the DU 83 board on the DPR 136 board SIFP Version of IC70 and IC71 on the DPR 136 board SIFR Version of IC655 IC700 IC701 IC750 and IC751 on the DPR 136 board ACTL Version of IC62 on the APR 45 board The message NON...

Page 124: ......

Page 125: ...RD14B J RP Reel motor S 8 835 637 51 1 DC motor SRD15A J RP H02 A 1141 581 A 2 DC motor SRD15B J RP Loading motor A 8279 202 LD Motor assembly H02 _ _ Reel sift motor A 8279 204 RS motor assembly H02 _ _ T reel brake shoe A 8324 480 Brake T assembly H02 S reel brake shoe A 8324 481 Brake S assembly H02 Head cleaner solenoid 1 454 942 32 Plunger solenoid H02 _ _ _ M stop solenoid 1 454 932 22 Plung...

Page 126: ...reset enabled H13 TAPE RUNNING HOURS Accumulated hours of power on reset enabled H14 THREADING COUNTER Number of times of threading reset enabled 2 How to Display Hours Meter Information 1 Press the MENU key on the control panel The menu list and contents as shown above appear 2 Press the MENU key again to exit the menu display FULL FINE PHONE LEVEL CH 1 REC PB ASSEMBLE HEADPHONES PREVIEW REVIEW A...

Page 127: ...hile pressing the SEARCH key turn the JOG dial to set 0 HOURS 5 Press the SET key on the control panel to save the reset data 6 Set the switch S101 1 on the SV 212 board to OFF lower HOUR METER H01 OPE HOURS H02 DRUM HOURS H03 TAPE HOURS H04 THRED COUNT H12 DRUM HOURS R H13 TAPE HOURS R H14 THRED COUNTR 00 001 P ROL L T I ME 00 002 CHARA H POS 00 003 CHARA V POS 00 004 S YNCHRON I ZE 748 130 261 3...

Page 128: ...g a cleaning cloth moistened with cleaning fluid in contact with the head tip gently and rotate the drum slowly with hand for cleaning m Never move the cleaning cloth in vertical direction with respect to the drum rotation up and down with respect to the drum during cleaning After cleaning wipe off moisture using a dry cleaning cloth Turn off the main power before cleaning a unit 6 3 2 Tape Runnin...

Page 129: ...the cassette compartment as shown using cleaning cloth moistened with cleaning fluid n Remove the cassette compartment when cleaning a unit to prevent foreign materials from dropping into a unit 6 3 4 Cassette Compartment Shaft Cleaning Turn the gear red in the arrow direction until you can see the shaft Clean the shaft with a cleaning cloth moistened with a cleaning fluid 6 3 5 Cassette Guide Ass...

Page 130: ......

Page 131: ...rn out so that the proper tape to head contact is lost and recording and playback cannot be performed correctly 2 When the rabbet guide of the lower drum is worn out so that the correct RF envelope cannot be obtained even after adjusting the tape path to optimize the tracking 3 When the rabbet guide or tape running surface of the lower drum is damaged 4 If the drum rotation is abnormal and the VTR...

Page 132: ...nstalling the drum assembly never use a magnetized screwdriver 2 Stop Washer and E ring Do not use old stop washers and E rings that have been removed Always use new stop washers and E ring to attach the parts Stop washer 1 5 3 669 465 01 Stop washer 2 3 3 669 596 01 E ring 2 3 7 624 105 04 Cotter polyethylene washer 3 321 813 01 Polyslider washer Ø2 0 3 701 437 01 How to Remove the Stop Washers a...

Page 133: ...sembly and so on when replacing the drum assembly Basic knowledge Besides the periodic replacement replace the drum assembly in the following cases When no proper RF waveform can be obtained even if tracking adjustment is performed When the damaged tape running surface on the drum cannot be recovered Preparations 1 Set the unit into the unthreading end status 2 Power off the unit 3 Remove the top ...

Page 134: ... in the figure to remove the lock 3 While removing the two claws on the lower side of the MD cover from the square holes on the chassis remove the MD cover from the square hole on the right side chassis 2 Disconnecting the connectors Disconnect the five flexible card wires from the connector CN10 on the MS 64 board and four connectors CN1 CN2 CN3 and CN4 on the RP 111 board located on the rear sid...

Page 135: ... 4 Replacing the drum assembly 1 Remove the three screws and remove the drum assembly from the MD chassis n Take care not to contact the drum assembly to the peripheral tape guides 2 Clean the installation surfaces of a new drum assembly and MD chassis with a cleaning cloth moistened with cleaning fluid 3 Put the five flexible card wires into the hole on the MD chassis and align the two posi tioni...

Page 136: ...cm 2 Reconnect the harness to the connector CN12 on the MS 64 board n Use care not to contact the head cleaner assembly with the tape running surface on the drum Do avoid touching the HC roller assembly with bave hands 6 Reconnecting the connectors Reconnect the flexible card wires to the connector CN10 on the MS 64 board and four flexible card wires to the connectors CN1 CN2 CN3 and CN4 on the RP...

Page 137: ...D cover in the square holes and let the two upper side claws catch the side panel to fix the MD cover in the unit 8 Cleaning the heads and tape running surface Clean the tape running surfaces of the drum and video heads with cleaning cloth moistened with cleaning fluid Adjustment after replacement 9 Tape path adjustment Refer to Section 8 2 10 RF switching position adjustment Refer to Section 8 3 ...

Page 138: ...1 Be careful not to lose the polyslider washer between the base plate and the MIC assembly When replacing the T side brake assembly prepare a new stop washer for mount ing the MIC assembly Stop washer 1 5 3 669 465 01 x 1 for mounting the MIC assembly Preparation 1 Set the unit to the unthreading end status 2 Power off the unit 3 Remove the top panel Refer to Section 3 3 4 Remove the bottom panel ...

Page 139: ... by a finger to bring the S T reel tables to the standard cassette position Refer to Section 7 19 3 Removing the L push plate only when replacing the T side brake assembly Remove the two screws to remove the L push plate 4 Removing the MIC assembly only when replacing the T side brake assembly Remove the MIC assembly Refer to Section 7 19 5 Removing the reel cover Remove the screw and then release...

Page 140: ...eaning fluid 3 Join the brake spring to a new brake assem bly as shown in the figure and fit it on the reel motor shaft n Avoid touching the brake shoe when replac ing 4 Attach a new cotter polyethylene washer 7 Checking and adjusting the brake torque 1 S reel brake torque Check the S reel brake torque meets the specification below by turning the knob of the brake torque gauge CW in the A directio...

Page 141: ...rew After fixing apply screw locking compound Tightening Torque 0 1 N m 1 kgf cm 9 Reattaching the MIC assembly only when replacing the T side brake assembly Reattach the MIC assembly Refer to Section 7 19 10 Reattaching the L push plate only when replacing the T side brake assembly Reattach the L push plate with the two screws with the two holes in the L push plate aligned with the two protrusion...

Page 142: ...enoid Stop washer 1 5 3 669 465 01 x 1 Preparation 1 Set the unit to the unthreading end status 2 Power off the unit 3 Remove the top panel Refer to Section 3 3 4 Remove the bottom panel Refer to Section 3 3 5 Remove the right side panel Refer to Section 3 3 6 Remove the cassette compartment Refer to Section 3 4 Tools Torque screwdriver s bit for M1 4 J 6325 110 A Torque screwdriver s bit for M2 J...

Page 143: ...connect the harness from the connector CN9 on the MS 64 board located on the back side of the MD chassis with tweezers n Be careful not to suffer injury at hand by chassis during the disconnection 3 Removing the brake assembly 1 Remove the three screws securing the brake assembly 2 Pull out the harness of the solenoid from the square hole in the left side of the chassis with the brake assembly lif...

Page 144: ...essive force may cause deformation of the brake slider assembly 3 Reattach an iron core pin of a new solenoid to the brake slider assembly following the same step 2 4 After fitting the compressed coil spring removed in step 1 on the iron core insert the iron core in a new solenoid 5 Fix temporally the solenoid positioning as shown in the figure to the brake base assem bly with the two screws and t...

Page 145: ...o reference pins of the MD chassis respec tively and fix it with the three screws Tightening Torque 0 1 N m 1 kgf cm 6 Reconnecting the connector 1 Draw out the harness of the brake solenoid to bring it to the back side of the unit with tweezers 2 Reconnect the harness to the connector CN9 on the MS 64 board 7 Reattaching the MD cover Reattach the MD cover Refer to Section 7 2 8 Checking the perfo...

Page 146: ...sembly itself when the pinch roller needs to be replaced Prepare a new stop washer when replacing the pinch roller assembly Stop washer 1 5 3 669 465 01 Preparation 1 Set the unit to the unthreading end status 2 Power off the unit 3 Remove the top panel Refer to Section 3 3 4 Remove the cassette compartment Refer to Section 3 4 Tools Washer extracting fixture A J 6082 234 A Washer mounting fixture...

Page 147: ... a pinch roller in a new pinch limiter assembly with a cleaning cloth moistened with cleaning fluid 2 Wipe the shaft on the MD chassis with a cleaning cloth moistened with cleaning fluid 3 Apply grease about the quarter size of a tip of a cotton swab to two portions of the shaft marked in the figure 4 Fit the hole in the pinch limiter assembly on the shaft on the MD chassis while fitting the slott...

Page 148: ...ator cam Stop washer 1 5 3 669 465 01 x 1 for mounting the pinch limiter assembly Stop washer 2 3 3 669 596 01 x 1 for mounting the elevator cam Preparation 1 Set the unit to the unthreading end status 2 Power off the unit 3 Remove the top panel Refer to Section 3 3 4 Remove the cassette compartment Refer to Section 3 4 Tools Washer extracting fixture A J 6082 234 A Washer mounting fixture Ø1 5 J ...

Page 149: ...portion of the elevator cam joined to the intermittent portion of the No 7 gear as shown in the figure 5 Apply grease about the quarter size of a tip of a cotton swab to two portions of the shaft shown in the figure 6 Reattach the elevator cam with a new stop washer 2 3 7 Fit the compressed coil spring on the shaft 3 Reattaching the pinch limiter assembly Reattach the pinch limiter assembly Refer ...

Page 150: ... the pinch limiter assembly the pinch solenoid assembly cannot be replaced Therefore prepare a new stop washer for replacing the pinch limiter assembly Stop washer 1 5 3 669 465 01 x 1 Preparation 1 Set the unit to the unthreading end status 2 Power off the unit 3 Remove the top panel Refer to Section 3 3 4 Remove the cassette compartment Refer to Section 3 4 Tools Torque screwdriver s bit for M1 ...

Page 151: ...a new pinch solenoid assembly with the two positioning pins on the MD chassis respectively 3 Reattach the pinch solenoid utilizing the two screws with the pinch slider assembly drawn in the arrow direction Tightening Torque 0 1 N m 1 kgf cm 4 Reconnecting the connector Reconnect the harness to the connector CN2 on the MS 64 board with tweezers 5 Reattaching the pinch limiter assembly Reattach the ...

Page 152: ... cover Adjustment after replacement T REEL ONLY adjustment TENSION adjustment Tape path adjustment Note Without removal reattachment of the MIC assembly the reel motor T assembly cannot be replaced Prepare a new stop washer when reattaching the MIC assembly Stop washer 1 5 3 669 465 01 x 1 Use care not to lose the polyethylene washer between the base plate and the MIC assembly Preparation 1 Set th...

Page 153: ...move the MD cover Refer to Section 7 2 2 Disconnecting the connector Disconnect the flexible card wire from the connector CN6 on the MS 64 board located on the back side of the MD chassis 3 Moving the S T reel tables Turn the reel shift motor gear by a finger and bring the S T reel tables to the standard cassette position Refer to Section 7 19 4 Removing the L push plate Remove the L push plate Re...

Page 154: ... with cleaning fluid 4 Apply grease about the quarter size of a tip of a cotton swab to the center of the shaded portion 5 Wipe the slide shaft with dry cloth such as gauze and then insert it in a hole of a new reel motor T assembly n Use extreme care not to scratch the shaft and hole during extracting and inserting opera tion 6 Insert a shaft located on the back side of the reel motor T assembly ...

Page 155: ...h plate Refer to Section 7 3 11 Reconnecting the connector Reconnect the flexible card wire to the connector CN6 on the MS 64 board located on the back side of the MD chassis m Be careful not to insert the flexible card wire obliquely Do insert the flexible card wire straight and securely as far as it will go Take care not to fold the flexible card wire This shortens the life of the flexible card ...

Page 156: ...ent after replacement S RELL ONLY adjustment TENSION adjustment Tape path adjustment Preparation 1 Set the unit to the unthreading end status 2 Power off the unit 3 Remove the top panel Refer to Section 3 3 4 Remove the bottom panel Refer to Section 3 3 5 Remove the right side panel Refer to Section 3 3 6 Remove the cassette compartment Refer to Section 3 4 Tools Torque screwdriver s bit for M1 4 ...

Page 157: ...n the back side of the MD chassis 3 Moving the S T reel tables Turn the reel shift motor gear by a finger and bring the S T reel tables to the standard cassette position Refer to Section 7 19 4 Removing the RMP S1 retainer assembly 1 Remove the screw a with the S tension regulator arm assembly drawn lightly in the arrow direction 2 Remove the screw b then remove the RMP S1 retainer assembly RMP re...

Page 158: ... cloth moistened with cleaning fluid 4 Apply grease about the quarter size of a tip of a cotton swab to the center of the shaded portion 5 Wipe the slide shaft with dry cloth such as gauze and then insert it in a hole of a new reel motor S assembly n Use extreme care not to scratch the shaft and hole during extracting and inserting opera tion 6 Insert a shaft located on the back side of the reel m...

Page 159: ...nsert the flexible card wire obliquely Do insert the flexible card wire straight and securely as far as it will go Take care not to fold the flexible card wire This shortens the life of the flexible card wire 8 Checking the performance Check the S T reel tables move smoothly by turning the reel shift motor gear by a finger 9 Reattaching the MD cover Reattach the MD cover Refer to Section 7 2 Adjus...

Page 160: ...opper driving plate M assembly Reattaching the MD cover Preparation 1 Set the unit to the unthreading end status 2 Power off the unit 3 Remove the bottom panel Refer to Section 3 3 4 Remove the right side panel Refer to Section 3 3 Tools Torque screwdriver s bit for M1 4 J 6325 110 A Torque screwdriver s bit for M2 J 6325 380 A Torque screwdriver for 3 kgf cm J 6325 400 A Screw locking compound 7 ...

Page 161: ...topper driving plate M assembly 1 Disconnect the harness of the M stop sole noid assembly from the connector CN8 on the MS 64 board 2 Remove the two screws and remove the stopper driving plate M assembly 3 Replacing the M stop solenoid assembly 1 Remove the two screws to remove the stopper driving plate M assembly 2 Extract the compressed coil spring from the iron core of the plunger solenoid remo...

Page 162: ...ing plate returns to the original position after being pressed in the arrow direction and released 4 Reattaching the stopper driving plate M assembly 1 Move the shaft b on the M stopper T assembly and the shaft c on the M stopper S assembly toward the drum by a finger 2 Insert the projection located on the back side of the stopper driving plate M assembly in the slotted hole in the MIC drive M ass...

Page 163: ...TENSION adjustment Tape path adjustment Notes Use extreme care not to scratch the drum when replacing the S tension regulator assembly Never loosen the screw shown in the figure If the screw is loosened replace the S tension regulator with a new one Preparation 1 Set the unit to the unthreading end status 2 Power off the unit 3 Remove the top panel Refer to Section 3 3 4 Remove the cassette compar...

Page 164: ...ion regulator assembly by removing the two screws 2 Turn the manual eject cover clockwise until No 3 gear comes to the position shown in the figure 3 Engage a gear on a new S tension regulator assembly with No 3 gear as shown in the figure and align the notch of the S tension regulator with the positioning pin on the chassis then attach the new assembly to the chassis with the screw a 4 Turn the m...

Page 165: ...s Insert the SE 521 board under the claw of the worm holder 2 Reconnect the flexible card wire to the connector CN4 on the SE 521 board 3 Reconnect the flexible card wire of the S tension regulator assembly to the connector CN3 on the SE 521 board 6 Reattaching the loading motor assembly Reattach the loading motor assembly Refer to Section 7 17 7 Reattaching the TG1 arm assembly Reattach the TG1 a...

Page 166: ...he tape guide Adjustment after replacement Checking the tape path adjustment Note Use extreme care no to scratch the drum when replacing the T drawer arm assembly Preparation 1 Let the unit into the unthreading position 2 Power off the unit 3 Remove the top panel Refer to Section 3 3 4 Remove the cassette compartment Refer to Section 3 4 Tools Cleaning cloth 3 184 527 01 Cleaning fluid 9 919 573 0...

Page 167: ...assembly 2 Checking the mounting position of the T gear Check that the engagement between the T gear and No 6 gear is in the position shown in the figure 3 Reattaching the T drawer arm assembly 1 Apply grease above 1 3 size of a tip of a cotton swab to the shaft on the MD chassis 2 Fit a new T drawer arm assembly on the shaft and fit the hole in the T drawer arm assembly on the protrusion on the T...

Page 168: ...of in TG1 arm assem bly Sharpness of the edge on the tape cleaner may cause a hand cut therefore use extreme care when replacing the TG1 arm assembly Preparation 1 Set the unit to the unthreading end status 2 Power off the unit 3 Remove the top panel Refer to Section 3 3 4 Remove the cassette compartment Refer to Section 3 4 Tools Torque screwdriver s bit for M1 4 J 6325 110 A Torque screwdriver f...

Page 169: ... a new TG1 arm assembly on the two pins on the MD chassis respectively and fix the assembly with the screw Tightening Torque 0 1 N m 1 kgf cm 2 Cleaning the tape guide Wipe the tape guide on the TG1 arm assembly and the tape cleaner with a cleaning cloth moist ened with cleaning fluid Adjustment after replacement 3 TENSION adjustment Refer to Section 5 3 3 4 Checking the tape path adjustment Refer...

Page 170: ... Set the unit to the unthreading end status 2 Power off the unit 3 Remove the top panel Refer to Section 3 3 4 Remove the cassette compartment Refer to Section 3 4 Tools Torque screwdriver s bit for M1 4 J 6325 110 A Torque screwdriver for 3 kgf cm J 6325 400 A Washer extracting fixture A J 6082 234 A Washer mounting fixture Ø1 5 J 6082 231 A Cleaning cloth 3 184 527 01 Cleaning fluid 9 919 573 01...

Page 171: ...uring TG8 arm assembly Remove the screw to remove the TG8 arm assembly 2 Fit a hole and a slotted hole in a new TG8 arm assembly on the two pins on the MD chassis and fix it with the screw Tightening Torque 0 1 N m 1 kgf cm 2 Cleaning the tape guide Wipe the tape guide on the TG8 arm assembly with a cleaning cloth moistened with cleaning fluid Adjustment after replacement 3 Adjustment after replac...

Page 172: ...y Reattaching the S tension regulator assembly Checking the threading unthreading performance Cleaning the tape guide Adjustment after replacement TENSION adjustment Tape path adjustment Note Use extreme care not to scratch the drum and the tape guide when replacing the rail assembly Preparation 1 Set the unit to the unthreading end status 2 Power off the unit 3 Remove the top panel Refer to Secti...

Page 173: ...ceeding tasks 2 Removing the S tension regulator assembly Remove the S tension regulator assembly Refer to Section 7 11 3 Removing the T drawer arm assembly Remove the T drawer arm assembly Refer to Section 7 12 4 Removing the RMP retainer T1 assembly Remove the two screws and remove the RMP retainer T1 assembly 5 Removing the head cleaner Remove the head cleaner Refer to Section 7 21 6 Removing t...

Page 174: ... the manual eject cover clockwise and align the two phase determining holes in the mode gear assembly and in No 3 gear 3 Remove the three screws and remove the rail assembly n Use extreme care not to scratch the drum and the tape guide when removing Also great care should be taken not to fold and not to scratch the flexible card wire of the LED holder assembly when disconnecting ...

Page 175: ...oth shuttle R and shuttle L assem blies to the threading position shown in the figure by turning the gear on the back side of the rail assembly by a finger 5 Unlock each two claws located on the left right and middle side of the LED holder assembly with tweezers and remove the LED holder assembly from the rail assembly ...

Page 176: ...g holes in the mode gear assembly and in No 3 gear which are already aligned in step 7 2 are respectively aligned with the two holes in the MD chassis underneath each gear 3 Adjust the two phases determining holes in No 6 and No 7 gears to align respectively with the two holes in the MD chassis under neath each gear by turning No 7 gear by a finger 4 Turn the gear on the back side of the rail asse...

Page 177: ...RMP retainer T1 assembly Fit the hole and slotted hole in the RMP retainer T1 assembly on the pins on the MD chassis respectively then fix it with the two screws 10 Reattaching the T drawer arm assembly Reattach the T drawer arm assembly Refer to Section 7 12 11 Reattaching the S tension regulator assembly Reattach the S tension regulator assembly Refer to Section 7 11 12 Checking the threading un...

Page 178: ...path adjustment Preparation 1 Set the unit in to the unthreading end status 2 Power off the unit 3 Remove the top panel Refer to Section 3 3 4 Remove the bottom panel Refer to Section 3 3 5 Remove the right side panel Refer to Section 3 3 6 Remove the cassette compartment Refer to Section 3 4 Tools Torque screwdriver s bit for M1 4 J 6325 110 A Torque screwdriver for 3 kgf cm J 6325 400 A Cleaning...

Page 179: ...eaning cloth moistened with cleaning fluid 4 Insert the new capstan motor into the hole in the MD chassis positioning as shown in the figure and fix it with the two screws Tightening torque 0 1 N m 1 kgf cm n Use care not to scratch the capstan motor pivot when inserting the capstan motor 5 Reconnect the flexible card wire of the capstan motor on the back side of the unit to the connector CN1 on t...

Page 180: ...eplacement 1 Disconnecting the connector Disconnect the harness from the connector CN19 on the MS 64 board with tweezers 2 Replacing the loading motor assembly 1 Remove the two screws to remove the loading motor assembly 2 Align a positioning hole in a new loading motor with the positioning pin on the MD chassis and engage the motor gear with the FG gear 3 Fix the loading motor assembly with the t...

Page 181: ...the reel shift motor assembly Stop washer 1 5 3 669 465 01 x 1 for mounting the pinch limiter assembly Preparation 1 Set the unit to the unthreading end status 2 Power off the unit 3 Remove the top panel Refer to Section 3 3 4 Remove the cassette compartment Refer to Section 3 4 Tools Torque screwdriver s bit for M1 4 J 6325 110 A Torque screwdriver for 3 kgf cm J 6325 400 A Washer extracting fixt...

Page 182: ...el shift motor assembly 3 Fit two holes in a new reel shift motor assembly shown in the figure on the two pins on the MD chassis and engage it with the gear A 4 Reattach the reel shift motor assembly with the screw Tightening Torque 0 1 N m 1 kgf cm 5 Reconnect the harness of the reel shift motor to the connector CN5 on the MS 64 board 4 Reattaching the pinch solenoid assembly Reattach the pinch s...

Page 183: ...ouching the terminal on the MIC holder and wiping it with cleaning fluid When need cleaning wipe it carefully with a soft dry cloth Use care not to lose a poly slider washer between the base plate and the MIC assembly Preparation 1 Set the unit to the unthreading end status 2 Power off the unit 3 Remove the top panel Refer to Section 3 3 4 Remove the bottm panel Refer to Section 3 3 5 Remove the r...

Page 184: ...nect the flexible card wire from the connector CN7 on the MS 64 board located on the back side of the MD chassis 3 Moving the S T reel tables Turn the reel shift motor gear in the arrow direction by a finger and bring the S T reel tables to the standard cassette position the most front side 4 Removing the L push plate Remove the L push plate Refer to Section 7 3 5 Removing the MIC spring Unhook th...

Page 185: ...nsert a tip of the flexible card wire of a new MIC assembly between the chassis and the front MD chassis to bring it to the back side of the unit n Use great care not to fold and scratch the flexible card wire during this operation 3 Fit the boss of the MIC arm on the shaft of the MD chassis and also fit the recess on the reel plate shaft Fit the two guide holes in the MIC assembly on the pins on ...

Page 186: ...onfirm that the S T reel tables and the MIC assembly shift smoothly 8 Reattaching the MIC spring Reattach the MIC spring removed in step 5 to the MIC arm and RLR assemblies 9 Reattaching the L push plate Reattach the L push plate Refer to Section 7 3 10 Reconnecting the flexible card wire Reconnect the flexible card wire to the connector CN7 on the MS 64 board located on the back side of the MD ch...

Page 187: ... with cleaning fluid When need cleaning wipe it carefully with a soft dry cloth Use care not to lose a poly slider washer between the base plate and the MIC assembly Preparation 1 Set the unit to the unthreading end status 2 Power off the unit 3 Remove the top panel Refer to Section 3 3 4 Remove the bottm panel Refer to Section 3 3 5 Remove the right side panel Refer to Section 3 3 6 Remove the ca...

Page 188: ... the MIC assembly and remove the MIC holder assembly 3 Fix a new MIC holder assembly to the MIC assembly with two new stop washers 1 2 n Use great care not to fold and not to scratch the flexible card wire when reattaching 4 Fix the flexible card wire to the MIC arm assembly as shown in the figure 5 Insert a tip of the flexible card wire of the MIC assembly between the chassis and the front MD cha...

Page 189: ...when replacing the HC roller assembly Stop washer 0 8 3 315 414 31 x 1 Bare handed touch to the HC roller assembly is prohibited Do put on cloth gloves before replacing Preparation 1 Set the unit to the unthreading end status 2 Power off the unit 3 Remove the top panel Refer to Section 3 3 Tools Torque screwdriver s bit for M1 4 J 6325 110 A Torque screwdriver for 3 kgf cm J 6325 400 A Washer extr...

Page 190: ...aner assembly in the arrow direction 3 Replacing the HC roller assembly 1 Remove the stop washer to remove the HC roller assembly 2 Attach a new HC roller assembly with a new stop washer n Avoid bare handed touch to the HC roller assembly In addition do not give an excessive force to it at removal and reattachment it may cause deformation Operation supporting the back side of the HC roller assembl...

Page 191: ...les in the head cleaner assembly with the two positioning pins on the MD chassis and fix the assembly with the two screws Tightening torque 0 1 N m 1 kgf cm 5 Checking the performance of the head cleaner assembly Check that the HC roller assembly contacts the drum assembly in parallel when the solenoid s iron core of the head cleaner assembly is in the pull in state by being pressed in the arrow d...

Page 192: ...ead cleaner solenoid Reattaching the head cleaner assembly Checking the performance of the head cleaner assembly Preparation 1 Set the unit to the unthreading end status 2 Power off the unit 3 Remove the top panel Refer to Section 3 3 Tools Torque screwdriver s bit for M1 4 J 6325 110 A Torque screwdriver for 3 kgf cm J 6325 400 A ...

Page 193: ...ith the two slotted holes in the HC base assembly and fix temporally with the two screws n Tighten the screws just enough to move the head cleaner solenoid 7 Adjust the solenoid position to meet the specification of the clearance between the HC roller arm assembly and the tip of the HC slider under the condition that the iron core comes to the pull in state by being pressed in the arrow direction ...

Page 194: ...us 2 Power off the unit 3 Remove the top panel Refer to Section 3 3 4 Remove the cassette compartment Refer to Section 3 4 Tools Torque screwdriver for 3 kgf cm J 6325 400 A Torque screwdriver s bit for M2 J 6325 380 A Grease SGL 941 7 662 001 39 Tweezers Replacement 1 Removing the motor gear assembly 1 Remove the harness of the motor gear from the connector CN3 on the CC 83 board in the cassette ...

Page 195: ... A on its shaft Tightening torque 0 2 N m 2 kgf cm 5 Reattach the gear B to the shaft of the motor bracket assembly 6 Make a coupling between the worm gear and the gear B and insert the pivot bracket shaft from another side of the worm gear 7 Fix the upper and lower claws to the motor bracket 3 Reattaching the motor gear assembly 1 Bend the two terminals in the motor gear assembly to meet the spec...

Page 196: ...the connectors Disconnect the three connectors the two connec tors 4P and 10P on the upper side of the switch ing regulator and one connector 7P on the side 2 Replacing the switching regulator 1 Remove the two screws 2 Pull out the switching regulator in the arrow direction 3 Set a new switching regulator at the base of the unit and slide it along the chassis M in the reverse direction of the arro...

Page 197: ...essary for height adjustment of tape guide Tape guide adjustment driver J 6082 362 A 3 Tape path adjustment board Use the tape path adjustment board DJ 461 to parforme the tape path adjustment Tape path adjustment board DJ 461 J 6444 610 B 4 The required tools in addition to the above listed tools Oscilloscope Tektronix 2445B or equivalent Small mirror for adjustment J 6080 029 A Cleaning cloth 3 ...

Page 198: ...ance menu 2 Move the cursor to TAPE PATH ADJUST which is displayed with a white background using the AUDIO IN 9 or IN 0 key 3 Press the ENTRY SHIFT 8 key This selects TAPE PATH ADJUST and menu of the lower level directory appears 4 Move the cursor to TRACKING ADJUST which is displayed with a white background using the AUDIO IN 9 or IN 0 key DELETE ENTRY SHIFT AUDIO TC IN OUT IN OUT CH 4 REVIEW EDI...

Page 199: ...ns 8 2 8 4 to 8 8 are performed under this mode n This unit does not have the tracking shift function Instead of having the tracking shift function the tracking alignment tape XH2 1AST has already been recorded in the factory so that the servo is locked at 50 off track automatically DELETE ENTRY SHIFT AUDIO TC IN OUT IN OUT CH 4 REVIEW EDIT 8 REC SET HOLD MENU PB COUNTER SEL EDIT PREROLL ...

Page 200: ...an Pinch roller T reel Mini cassette M cassette Standard cassette S reel T3 The hatched areas marked by are contacting with tape or pressing tape 5 Tape guide locations 6 Tape running condition FWD T1 T2 T3 T4 S1 S2 S3 S4 S reel Tension regulator Head drum Capstan shaft T reel ...

Page 201: ...to perform the tape path adjustment 1 Setting of the tape path adjustment board Connect the connector CN1 on the tape path adjust ment board with the connector CN303 on the EX 752 board of the unit Connect the connector CN2 on the tape path adjust ment board with the connector CN113 on the SY 278 board using the harness supplied with the board 2 Switch setting of the tape path adjustment board SW ...

Page 202: ...s follows CH 1 TP2 DJ 461 CH 2 TP3 DJ 461 TRIG CH 2 2 Insert the alignment tape XH2 1AST on the VTR 3 Put the unit into PLAY mode 4 Adjust the variable VOLTS DIV control of the oscilloscope so that the maximum amplitude of the RF waveform becomes the three DIVISIONs on the oscilloscope 4 5 Div max min 3 Div Specification max _ min 4 5 Div max 3 Div min 4 5 Div Fig 1 Specification max _ min 4 5 Div...

Page 203: ...adjustment must end with the clockwise rotation of the guide S2 When the RF waveform at the exit side forms the shape of the solid line shown in Fig 3 turn the guide T2 clockwise to obtain the flat waveform n This adjustment must end with the clockwise rotation of the guide S2 max 3 Div min 4 5 Div Fig 2 Specification max _ min 4 5 Div 3 Guide S2 Entrance side Exit side max 3 Div min 4 5 Div Fig 3...

Page 204: ...to obtain the desired waveform n This adjustment must end with the clockwise rotation of the guide T2 6 Measure the minimum amplitude of the RF waveform and confirm that the amplitude difference between the maximum and the minimum of the RF waveform satisfies the specification max 3 Div min 4 5 Div Fig 4 Specification max _ min 4 5 Div 3 Guide T2 Exit side Entrance side 4 5 Div max min 3 Div Speci...

Page 205: ...menu refer to Section 5 2 2 For the procedure to exit the maintenance menu refer to Section 5 2 3 Tools Alignment tape XH5 1A2 8 967 999 22 for NTSC XH5 1AP2 8 967 999 26 for PAL Adjustment procedure RF switching position adjustment using the AUTO adjustment 1 Enter the maintenance menu 2 Move the cursor to TAPE PATH ADJUST which is displayed with a white background using the AUDIO IN 9 or IN 0 ke...

Page 206: ...the ENTRY SHIFT 8 key 6 Press the SET key 7 Playback the alignment tape XH5 1A2 for NTSC or XH5 1AP2 for PAL display 2 Then the unit starts the RF switching position automat ic adjustment display 3 DELETE ENTRY SHIFT AUDIO TC IN OUT IN OUT CH 4 REVIEW EDIT 9 0 DELETE ENTRY SHIFT AUDIO TC IN OUT IN OUT CH 4 REVIEW EDIT 8 REC SET HOLD MENU PB COUNTER SEL EDIT PREROLL 1 2 3 ...

Page 207: ... COMPLETE appears and alignment tape is automat ically ejected n When the ADJUST INCOMPLETE appears on the monitor screen check that the alignment tape which is played back is XH5 1A2 for NTSC or XH5 1AP2 for PAL 9 Press the MENU key to return to the maintenance menu 4 5 ...

Page 208: ...h adjustment board DJ 461 J 6444 610 B Dual trace oscilloscope Check procedure 1 Connect the oscilloscope as follows CH 1 TP2 DJ 461 CH 2 TP3 DJ 461 TRIG CH 2 2 Insert the alignment tape XH2 1AST on the VTR 3 Put the unit into PLAY mode 4 Adjust the variable VOLTS DIV control of the oscilloscope so that the maximum amplitude of the RF waveform becomes the three DIVISIONs on the oscilloscope 5 Meas...

Page 209: ... Dual trace oscilloscope Check procedure 1 Connect the oscilloscope as follows CH 1 TP2 DJ 461 CH 2 TP3 DJ 461 TRIG CH 2 2 Insert the alignment tape XH2 1AST on the VTR 3 Set the JOG dial search FORWARD to the x5 posi tion 4 Adjust the variable VOLTS DIV control of the oscilloscope so that the maximum amplitude of the RF waveform becomes the three DIVISIONs on the oscilloscope 5 Confirm that the R...

Page 210: ...B Dual trace oscilloscope Check procedure 1 Connect the oscilloscope as follows CH 1 TP2 DJ 461 CH 2 TP3 DJ 461 TRIG CH 2 2 Insert the alignment tape XH2 1AST on the VTR 3 Set the JOG dial search REVERSE to the x5 position 4 Adjust the variable VOLTS DIV control of the oscilloscope so that the maximum amplitude of the RF waveform becomes the three DIVISIONs on the oscilloscope 5 Confirm that the R...

Page 211: ... 1 Tools Alignment tape XH2 1AST 8 967 999 02 Tape path adjustment board DJ 461 J 6444 610 B Dual trace oscilloscope Check procedure 1 Connect the oscilloscope as follows CH 1 TP2 DJ 461 CH 2 TP3 DJ 461 TRIG CH 2 2 Insert the alignment tape XH2 1AST on the VTR 3 Confirm that the RF waveform raises up within two seconds at the specified amplitude when the mode is changed from EJECT PLAY EJECT PLAY ...

Page 212: ...odes of PLAY FF REW search FORWARD x5 and search REVERSE x5 respectively Tape running condition FWD T1 T2 T3 T4 S1 S2 S3 S4 S reel Tension regulator Head drum Capstan shaft T reel Tape running condition Tape A B C D E F guide Contact with upper flange Runs in the center Contact with lower flange Curled Folded Dropped S4 O O O X X X S3 O O O X X X S2 O X X X X X T2 O X X X X X T3 O O O X X X T4 O O...

Page 213: ... 3 3 Servo Adjust S T REEL CAPSTAN Adjustment TENTION Adjustment 6 2 Hours Meter Initialize the Resetable Hours Meter Operating Instructions Resetting of Setup Menu Data Chapter 6 Setup Menu SV 212 board 5 Maintenance Menu 5 3 3 Servo Adjust S T REEL CAPSTAN Adjustment TENTION Adjustment SY 278 board 5 Maintenance Menu 5 3 1 Menu Data Control MENU SW DATA SAVE LOAD RP 111 board 5 Maintenance Menu ...

Page 214: ......

Page 215: ...NENT B Y R Y OUT Level 10 8 RV806 REF VIDEO OUT Sync Level 10 15 RV807 PB VIDEO OUT 3 Video Level 10 11 RV808 REF VIDEO OUT Burst Level 10 15 RV809 PB VIDEO OUT 1 Burst Level 10 9 RV810 Character DC Level 10 7 RV1001 A D Burst Level 10 6 10 1 Electrical Alignment Overview 10 1 1 List of Adjustment Parts APR 45 RV1 CH 1 EE Level 10 4 RV4 CH 2 EE Level 10 4 RV101 CH 3 EE Level 10 4 RV104 CH 4 EE Lev...

Page 216: ...Multi Burst Bowtie with Mod 12 5T Shallow Ramp Cross Hatch index Line 17 75 Full Color Bars Quad Phase Black Burst 60 Multi Burst for Composite Mod 12 5T Shallow Ramp B Y R Y OFF Cross Hatch index Chroma Noise Line 17 75 Full Color Bars 60 Multi Burst Mod 12 5T Shallow Ramp 75 Full Color Bars 75 Full Color Bars R YOFF 75 Full Color Bars B YOFF Blanking Marker Line 17 R YOFF Line 17 B YOFF TIME COD...

Page 217: ...s 60 Multi Burst Mod 10T Shallow Ramp 100 Full Color Bars 100 Full Color Bars R Y OFF 100 Full Color Bars B Y OFF Blanking Marker Line 17 R Y OFF Line 17 B Y OFF TIME CODE h m s 23 59 00 00 00 01 00 02 00 02 30 03 00 03 30 04 00 04 40 05 20 06 00 06 40 06 45 06 50 07 50 08 20 08 50 09 20 09 50 10 20 10 50 13 50 14 50 15 20 16 20 18 00 21 00 24 00 27 00 30 00 REC s 60 60 60 30 30 30 30 40 40 40 40 ...

Page 218: ...vel 32 kHz 4CH SG 1 kHz 10 2 Audio Adjustment 10 2 1 Audio OUTPUT Level Adjustment 10 2 2 Audio EE Level Adjustment Adjustment CH 1 1RV201 APR 45 L 1 CH 2 1RV202 APR 45 L 1 CH 3 1RV203 APR 45 L 1 CH 4 1RV204 APR 45 M 1 Conditions for adjustment MENU ENHANCED AU REF LEVEL _20 dB for NTSC _18 dB for PAL OUTPUT LEVEL 4 dB VIDEO INPUT SELECT SG AUDIO INPUT SELECT ANALOG AUDIO REC PB AUDIO VR Control p...

Page 219: ...C DELAY PRESET PROCESS CONTROL LOCAL Connection Connect some equipment as following unless otherwise specified Connection 1 Connection 2 EXT REF CH 1 CH 2 CH 3 WFM or Oscilloscope Terminated at 75 Z COMPONENT OUT TP REF VIDEO IN 75 Z OFF DSR 2000A 2000AP COMPONENT IN Oscilloscope Video signal generator NTSC TSG 130A PAL TSG 131A BB Oscilloscope A EXT REF WFM VIDEO OUT 3 VIDEO OUT 2 REF VIDEO OUT S...

Page 220: ...Adjustment 1RV601 VPR 62A F 4 Oscilloscope Frequency counter Video signal generator NTSC TSG 130A PAL TSG 131A TP REF VIDEO IN VIDEO IN DSR 2000A 2000AP No REF Conditions for adjustment WFM or Oscilloscope PB mode 75 Color bars XH5 1A2 for NTSC 100 Color bars XH5 1AP2 for PAL Connection 2 Specification TP1001 VPR 62A J 3 Spec For NTSC A 1 90 0 01 V p p For PAL A 1 99 0 01 V p p Adjustment 1RV1001 ...

Page 221: ...loscope PB mode REF VIDEO IN No signal VIDEO IN No signal CHARACTER switch ON After adjustment is completed re set the CHARACTER switch to OFF Connection 2 10 3 3 Character DC Level Adjustment Adjustment 1RV810 VPR 62A M 4 Conditions for adjustment For NTSC WFM or Oscilloscope MENU ITEM 713 2 OUTPUT LEVEL 7 5 PB mode 75 Color bars XH5 1A2 For PAL WFM or Oscilloscope PB mode 100 Color bars XH5 1AP2...

Page 222: ...ed TRIG REF VIDEO Spec A 0 700 0 007 V 98 1 IRE Conditions for adjustment For NTSC WFM or Oscilloscope MENU ITEM 713 2 OUTPUT LEVEL 7 5 PB mode 75 Color bars XH5 1A2 For PAL WFM or Oscilloscope PB mode 100 Color bars XH5 1AP2 Connection 1 Adjustment 1RV805 VPR 62A L 3 10 3 5 PB COMPONENT B Y R Y OUT Level Adjustment ...

Page 223: ...or bars XH5 1A2 for NTSC 100 Color bars XH5 1AP2 for PAL Connection 2 Adjustment 1RV804 VPR 62A M 4 Conditions for adjustment WFM or Oscilloscope PB mode 75 Color bars XH5 1A2 for NTSC 100 Color bars XH5 1AP2 for PAL Connection 2 Specification VIDEO OUT 1 75 Z terminated TRIG REF VIDEO Spec For NTSC A 0 286 0 003 V 40 0 5 IRE For PAL A 0 300 0 003 V Adjustment 1RV809 VPR 62A M 4 10 3 7 PB VIDEO OU...

Page 224: ...713 2 OUTPUT LEVEL 7 5 PB mode 75 Color bars XH5 1A2 for NTSC 100 Color bars XH5 1AP2 for PAL Connection 2 Specification VIDEO OUT 1 75 Z terminated TRIG REF VIDEO Spec For NTSC A 0 627 0 007 V p p 87 7 1 IRE For PAL A 0 885 0 006 V p p 10 3 8 PB VIDEO OUT 1 Chroma Level Adjustment Adjustment 1RV801 VPR 62A M 3 Conditions for adjustment WFM or Oscilloscope PB mode 75 Color bars XH5 1A2 for NTSC 10...

Page 225: ... for NTSC 100 Color bars XH5 1AP2 for PAL Connection 2 Adjustment 1RV807 VPR 62A M 4 Specification S VIDEO Y OUT 75 Z terminated TRIG REF VIDEO Spec For NTSC A 0 714 0 007 V 100 1 IRE B 0 286 0 003 V 40 0 5 IRE For PAL A 0 700 0 007 V B 0 300 0 003 V A B Conditions for adjustment WFM or Oscilloscope PB mode 75 Color bars XH5 1A2 for NTSC 100 Color bars XH5 1AP2 for PAL Connection 2 10 3 11 PB S VI...

Page 226: ...VEL 7 5 PB mode 75 Color bars XH5 1A2 for NTSC 100 Color bars XH5 1AP2 for PAL Connection 2 Specification S VIDEO C OUT 75 Z terminated TRIG REF VIDEO Spec For NTSC A 0 627 0 007 V p p 87 7 1 IRE For PAL A 0 885 0 006 V p p 10 3 12 PB S VIDEO Chroma Level Adjustment Adjustment 1RV803 VPR 62A N 5 ...

Page 227: ...ditions for adjustment PB mode Mod 12 5T or Mod 10T XH5 1A2 or XH5 1AP2 07 50 08 20 Connection 2 Specification VIDEO OUT 1 75 Z terminated TRIG INT WFM WFM 10 3 13 PB COMPOSITE Y C Delay Adjustment Adjustment 1RV501 VPR 62A D 1 ...

Page 228: ... center marker 0 10 ns Connection for reference Using for an oscilloscope DSR 2000A 2000AP INV ADD mode TRIG CH 1 CH 2 CH 1 COMPONENT R Y OUT COMPONENT B Y OUT COMPONENT Y OUT Oscilloscope Conditions for adjustment PB mode Bowtie XH5 1A2 or XH5 1AP2 02 00 02 30 Connection 1 10 3 14 PB COMPONENT Y C Delay Adjustment Adjustment 1RV502 VPR 62A D 1 ...

Page 229: ...After adjustment is completed re connect the REF VIDEO INPUT Connection 2 10 3 15 REF VIDEO OUT Sync Burst Level Adjustment Adjustment 1RV806 VPR 62A K 3 1RV808 VPR 62A k 4 Conditions for adjustment WFM or Oscilloscope EE mode VIDEO IN select COMPONENT COMPONENT IN 75 Color bars for NTSC 100 Color bars for PAL Connection 1 Specification COMPONENT Y OUT 75 Z terminated TRIG REF VIDEO Spec For NTSC ...

Page 230: ...VIDEO Spec A 0 700 0 007 V p p 98 1 IRE 10 3 17 REC COMPONENT R Y Level Adjustment Adjustment 1RV202 VPR 62A P 4 Conditions for adjustment WFM or Oscilloscope EE mode VIDEO IN select COMPONENT COMPONENT IN 75 Color bars for NTSC 100 Color bars for PAL Connection 1 Specification COMPONENT B Y OUT 75 Z terminated TRIG REF VIDEO Spec A 0 700 0 007 V p p 98 1 IRE 10 3 18 REC COMPONENT B Y Level Adjust...

Page 231: ...N select S VIDEO EE mode S VIDEO IN 75 Color bars for NTSC S VIDEO IN 100 Color bars for PAL Connection 2 Specification S VIDEO C OUT 75 Z terminated TRIG REF VIDEO Spec For NTSC A 0 627 0 007 V p p 87 7 1 IRE For PAL A 0 885 0 006 V p p 10 3 19 REC S VIDEO Chroma Level Adjustment Adjustment 1RV101 VPR 62A P 5 ...

Page 232: ...n TP1551 APR 45 E 2 and E1501 APR 45 E 1 After adjustment remove jumper wire E E mode Connect jumper wire between TP801 APR 45 B 1 and E704 APR 45 A 1 Select SDTI with INPUT SELECT After adjustment remove jumper wire 10 4 SDI SDTI 10 4 1 Free Run Adjustment Connection Specification TP751 APR 45 A 1 TP1502 APR 45 E 1 Spec 27 0 0 1 MHz TP1552 APR 45 E 1 Spec 27 0 0 1 MHz Step 1 TP701 APR 45 A 2 Spec...

Page 233: ... 1 A commercial leakage tester such as the Simpson 229 or RCA WT 540A Follow the manufacturers instructions to use these instruments 2 A battery operated AC milliammeter The Data Precision 245 digital multimeter is suitable for this job 3 Measuring the voltage drop across a resistor by means of a VOM or battery operated AC voltmeter The limit indication is 0 75 V so analog meters must have an accu...

Page 234: ...Printed in Japan Sony Corporation 2006 9 08 2005 DSR 2000A UC DSR 2000AP CE CN E 9 968 176 02 ...

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