Sony DSR-2000 User manual

DIGITAL VIDEOCASSETTE RECORDER
DSR-2000
DSR-2000P
SERVICE MANUAL
Volume 1 1st Edition (Revised 1)
i.LINK/DV INPUT/OUTPUT BOARD
REMOTE CONTROL PANEL
DSBK-200
DSBK-190

DSR-2000/2000P
!WARNING
This manual is intended for qualified service personnel only.
To reduce the risk of electric shock, fire or injury, do not perform any servicing other than that
contained in the operating instructions unless you are qualified to do so.Refer all servicing to
qualified service personnel.
!WARNUNG
Die Anleitung ist nur für qualifiziertes Fachpersonal bestimmt.
Alle Wartungsarbeiten dürfen nur von qualifiziertem Fachpersonal ausgeführt 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 réduire les risques de décharge électrique, d’incendie ou de blessure n’effectuer que les
réparations indiquées dans le mode d’emploi à moins d’être qualifié pour en effectuer d’autres.
Pour toute réparation faire appel à une personne compétente uniquement.

DSR-2000/2000P
CAUTION
Danger of explosion if battery is incorrectly replaced.
Replace only with the same or equivalent type
recommended by the manufacturer.
Dispose of used batteries according to the
manufacturer’s instructions.
Vorsicht!
Explosionsgefahr bei unsachgemäßem Austausch
der Batterie.
Ersatz nur durch denselben oder einen vom
Hersteller empfohlenen ähnlichen Typ. Entsorgung
gebrauchter Batterien nach Angaben des
Herstellers.
ATTENTION
Il y a danger d’explosion s’il y a remplacement
incorrect de la batterie.
Remplacer uniquement avec une batterie du même
type ou d’un type équivalent recommandépar le
constructeur.
Mettre au rebut les batteries usagées conformément
aux instructions du fabricant.
ADVARSEL!
Lithiumbatteri-Eksplosionsfare ved fejlagtig
håndtering.
Udskiftning måkun 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 returneres
apparatleverandøren.
VARNING
Explosionsfara vid felaktigt batteribyte.
Använd samma batterityp eller en likvärdig typ
som rekommenderas av apparattillverkaren.
Kassera använt batteri enligt gällande
föreskrifter.
VAROITUS
Paristo voi räjähtää jos se on virheellisesti
asennettu.
Vaihda paristo ainoastaan laitevalmistajan
suosittelemaan tyyppiin.
Hävitäkäytetty paristo valmistajan ohjeiden
mukaisesti.
1 (P)

DSR-2000/2000P
2 (P)
Voor de klanten in Nederland
Dit apparaat bevat een MnO2-Li batterij voor memory
back-up.
Raadpleeg uw leverancier over de verwijdering van de
batterij op het moment dat u het apparaat bij einde
levensduur afdankt.
Gooi de batterij niet weg. maar lever hem in als KCA.
Bij dit produkt zijn batterijen geleverd.
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
sicherzugehen, kleben Sie die Batteriepole z.B. mit
einem Klebestreifen ab oder geben Sie die Batterien
einzeln in einen Plastikbeutel.

1
DSR-2000/2000P
Table of Contents
Manual Structure
Purpose of this manual .............................................................................................. 7
Related manuals......................................................................................................... 7
Contents ..................................................................................................................... 8
1. Operating Instructions
1-1. DSR-2000....................................................................................................1-1
1-2. DSBK-190.................................................................................................1-81
1-3. DSBK-200.................................................................................................1-86
2. Installation
2-1. Installation Procedure..................................................................................2-1
2-2. Operational Environment ............................................................................2-1
2-3. Operating Voltage .......................................................................................2-1
2-4. Installation Space ........................................................................................2-2
2-5. Supplied Accessories ..................................................................................2-2
2-6. Optional Accessories...................................................................................2-2
2-7. Rack Mounting............................................................................................2-3
2-8. Connectors...................................................................................................2-5
2-8-1. Connectors/Cables......................................................................2-5
2-8-2. Input/Output Signals of the Connectors .....................................2-6
2-9. Installation Setup and Adjustment ............................................................2-10
2-9-1. Switch Settings on the Connector Panel ..................................2-10
2-9-2. Front Panel Setting ...................................................................2-11
2-9-3. On-board Switch Setting ..........................................................2-12
2-9-4. System Adjustment After Installation ......................................2-14
3. Service Overview
3-1. Location of Main Parts................................................................................3-1
3-1-1. Location of Printed Circuit Boards ............................................3-1
3-1-2. Location of Main Mechanical Parts ...........................................3-6
3-1-3. Location of Sensors....................................................................3-7
3-2. Functions of Record Proof Hole and Record Proof Plug of Cassette .........3-9
3-3. Removal/Installation of Cabinet ...............................................................3-10
3-4. Removal/Reattachment of the Cassette Compartment..............................3-13

2DSR-2000/2000P
3-5. Removal/Reattachment of the Boards .......................................................3-14
3-5-1. Removal/Reattachment of the Card Boards .............................3-14
3-5-2. Extension Board .......................................................................3-14
3-5-3. Removal/Reattachment of the Boards......................................3-15
3-6. Notes on Repair Parts ................................................................................3-32
3-6-1. Flexible Card Wire Replacement .............................................3-32
3-7. Replacement of Lithium Battery ...............................................................3-35
3-8. Fixtures and Tools list ...............................................................................3-36
3-9. Upgrading the System/Servo CPU Program Version ...............................3-38
3-9-1. Version Upgrade using the DJ-376 ..........................................3-38
3-9-2. Version Upgrade from a PC through RS-422 ..........................3-39
4. Error Messages
4-1. Alarm Display .............................................................................................4-1
4-1-1. Alarm Display when the Main Power is Turned On ..................4-1
4-2. Error Codes .................................................................................................4-3
4-2-1. Display of Previously Detected Error Codes .............................4-5
4-2-2. Main Codes and Sub Codes .......................................................4-6
4-2-3. Error Codes ................................................................................4-8
4-2-4. Possible Causes of Errors .........................................................4-14
4-3. Countermeasure in an Emergency ............................................................4-16
4-3-1. How to Take Out the Cassette Whose Tape is Slacked
(MANUAL EJECT) .................................................................4-16
4-3-2. Head Cleaning when Head Clogging Occurs...........................4-17
4-3-3. Operating the VTR without A Cassette Tape ..........................4-17
5. Maintenance Menu
5-1. Menu Structure ............................................................................................5-1
5-2. How to Operate Maintenance Menu ...........................................................5-3
5-2-1. Location and Function of Switches ............................................5-3
5-2-2. How to Enter the Maintenance Menu ........................................5-3
5-2-3. How to Exit the Maintenance Menu ..........................................5-3
5-3. Contents of Maintenance Menu ..................................................................5-4
5-3-1. Menu Data Control.....................................................................5-4
5-3-2. Servo Check ...............................................................................5-7
5-3-3. Servo Adjust .............................................................................5-21
5-3-4. Tape Path Adjust ......................................................................5-28
5-3-5. Electrical Adjust .......................................................................5-29
5-3-6. Service Support ........................................................................5-38
5-3-7. Others .......................................................................................5-40

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DSR-2000/2000P
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
6-3-3. Cassette Compartment Entrance Cleaning.................................6-5
6-3-4. Cassette Compartment Shaft Cleaning.......................................6-5
6-3-5. Cassette Guide Assembly Cleaning ...........................................6-5
7. Replacement of Mechanical Parts
7-1. General Information on Parts Replacement and Adjustment......................7-1
7-1-1. Preparation Before Starting Parts Replacement .........................7-1
7-1-2. Drum Assembly .........................................................................7-1
7-1-3. Grease.........................................................................................7-1
7-1-4. Tightening Torque and Handling of Washers ............................7-2
7-2. Drum Replacement......................................................................................7-3
7-3. S/T Brake Assembly Replacement..............................................................7-8
7-4. Brake Solenoid Replacement ....................................................................7-12
7-5. Pinch Roller Replacement.........................................................................7-17
7-6. Elevator Cam Replacement.......................................................................7-19
7-7. Pinch Solenoid Assembly Replacement....................................................7-21
7-8. Reel Motor (T) Assembly Replacement ...................................................7-23
7-9. Reel Motor (S) Assembly Replacement....................................................7-27
7-10. M Stop Solenoid Assembly Replacement.................................................7-31
7-11. S Tension Regulator Assembly Replacement ...........................................7-34
7-12. T Drawer Arm Assembly Replacement ....................................................7-37
7-13. TG1 Arm Assembly Replacement ............................................................7-39
7-14. TG8 Arm Assembly Replacement ............................................................7-41
7-15. Rail Assembly Replacement .....................................................................7-43
7-16. Capstan Motor Replacement .....................................................................7-49
7-17. Loading Motor Replacement.....................................................................7-51
7-18. Reel Shift Motor Assembly Replacement.................................................7-52
7-19. MIC Assembly Replacement ....................................................................7-54
7-20. MIC Holder Assembly Replacement ........................................................7-58
7-21. HC Roller Assembly Replacement ...........................................................7-60
7-22. Head Cleaner Solenoid Replacement........................................................7-63
7-23. Cassette Compartment Motor Replacement..............................................7-65
7-24. Switching Regulator Replacement............................................................7-67

4DSR-2000/2000P
8. Tape Path Alignment
8-1. General Information for Tape Path Adjustment..........................................8-1
8-2. Tape Path Adjustment .................................................................................8-6
8-3. RF Switching Position Adjustment .............................................................8-9
8-4. Tape Path Adjustment Confirmation ........................................................8-12
8-5. Search Forward (x5) Waveform Check....................................................8-13
8-6. Search Reverse (x5) Waveform Check ....................................................8-14
8-7. RF Waveform Raiseup Check ...................................................................8-15
8-8. Tape Curl Check at Tape Guide ................................................................8-16
9. Adjustment When Replacing Board
9-1. Adjustment/Check Items When Replacing Board ......................................9-1
10. Electrical Alignment
10-1. Electrical Alignment Overview.................................................................10-1
10-1-1. List of Adjustment Parts...........................................................10-1
10-1-2. Measuring Equipment and Tools .............................................10-2
10-1-3. Reference Tape for Alignment .................................................10-2
10-2. Audio Adjustment .....................................................................................10-4
10-2-1. Audio OUTPUT Level Adjustment .........................................10-4
10-2-2. Audio EE Level Adjustment ....................................................10-4
10-3. Video Adjustment .....................................................................................10-5
10-3-1. INT SC Frequency Adjustment ................................................10-6
10-3-2. HCK Frequency Adjustment ....................................................10-6
10-3-3. COMPONENT Y OUT Level Adjustment ..............................10-7
10-3-4. COMPONENT B-Y OUT Level Adjustment ..........................10-7
10-3-5. COMPONENT R-Y OUT Level Adjustment ..........................10-8
10-3-6. SETUP OFF Chroma Level Check (NTSC only) ....................10-8
10-3-7. S VIDEO OUT Y Level Check ................................................10-9
10-3-8. VIDEO OUT 1 Video/Sync Level Adjustment .......................10-9
10-3-9. VIDEO OUT 2 Video Level Check .......................................10-10
10-3-10. VIDEO OUT 3 Y Level Adjustment .....................................10-10
10-3-11. ENC SC Leak Adjustment .....................................................10-11
10-3-12. U-V Axis (B-Y, R-Y) Phase Adjustment...............................10-12
10-3-13. PB VIDEO OUT 1 Chroma/Burst Level Adjustment ............10-13
10-3-14. PB S VIDEO Chroma Level Adjustment...............................10-15
10-3-15. PB COMPOSITE C/C Delay Adjustment..............................10-15
10-3-16. PB COMPOSITE Y/C Delay Adjustment .............................10-16
10-3-17. PB COMPONENT Y/C Delay Adjustment ...........................10-17
10-3-18. PB INT SCH Phase Adjustment ............................................10-18
10-3-19. REF. VIDEO OUT Sync/Burst Level Adjustment ................10-19

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DSR-2000/2000P
10-3-20. REF. INT SCH Phase Adjustment .........................................10-20
10-3-21. SPCK Error Adjustment.........................................................10-21
10-3-22. COMPOSITE 4Fsc PLL DC Check/Adjustment...................10-22
10-3-23. REC Y Clamp Level Adjustment...........................................10-23
10-3-24. REC Y Level Adjustment ......................................................10-24
10-3-25. REC COMPONENT R-Y Level Adjustment ........................10-25
10-3-26. REC COMPONENT B-Y Level Adjustment ........................10-25
10-3-27. REC A/D Y Level Adjustment ..............................................10-26
10-3-28. REC COMPOSITE Y Level Adjustment...............................10-27
10-3-29. REC COMPOSITE Chroma Level Adjustment.....................10-28
10-3-30. REC S VIDEO Chroma Level Adjustment............................10-29
10-3-31. REC COMPOSITE Y/C Delay Adjustment ..........................10-30
10-3-32. REC COMPONENT Y/C Delay Adjustment ........................10-31
10-3-33. REC S VIDEO Y/C Delay Adjustment .................................10-32
10-4. SDI/SDTI ................................................................................................10-33
10-4-1. Free Run Adjustment .............................................................10-33