Sony DNW-A100 User manual

DIGITAL VIDEO HYBRID RECORDER
DNW-A100/A100P
DNW-A50/A50P
DNW-A45/A45P
MAINTENANCE MANUAL Part 1
1st Edition
ANALOG COMPOSITE DECODER BOARD
BKDW-505/506
SDDI INPUT KIT
BKNW-103
ANALOG COMPONENT INPUT BOARD
BKNW-104
AES/EBU I/F KIT
BKNW-105

!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.
DNW-A100 Serial No. 10111 and Higher
DNW-A100P (UC) Serial No. 10001 and Higher
DNW-A100P (CE) Serial No. 10001 and Higher
DNW-A50 Serial No. 10001 and Higher
DNW-A50P (UC) Serial No. 10001 and Higher
DNW-A50P (CE) Serial No. 10001 and Higher
DNW-A45 Serial No. 10001 and Higher
DNW-A45P (UC) Serial No.10001 and Higher
DNW-A45P (CE) Serial No. 10001 and Higher
BKDW-505 Serial No. 10001 and Higher
BKDW-506 (UC) Serial No. 10001 and Higher
BKDW-506 (CE) Serial No. 10001 and Higher
BKNW-103 Serial No.10001 and Higher
BKNW-104 Serial No.10001 and Higher
BKNW-105 Serial No.10001 and Higher

1 (P)
Attention-when the product is installed in Rack:
1. Prevention against overloading of branch circuit
When this product is installed in a rack and is
supplied power from an outlet on the rack, please
make sure that the rack does not overload the supply
circuit.
2. Providing protective earth
When this product is installed in a rack and is
supplied power from an outlet on the rack, please
confirm that the outlet is provided with a suitable
protective earth connection.
3. Internal air ambient temperature of the rack
When this product is installed in a rack, please make
sure that the internal air ambient temperature of the
rack is within the specified limit of this product.
4. Prevention against achieving hazardous
condition due to uneven mechanical loading
When this product is installed in a rack, please make
sure that the rack does not achieve hazardous
condition due to uneven mechanical loading.

1
DNW-A100/A50/A45
DNW-A100P/A50P/A45P
Table of Contents
Manual Structure
Purpose of this manual .............................................................................................. 5
Contents ..................................................................................................................... 5
Related manuals......................................................................................................... 6
Caution for Handing the Unit with Built-in HDD (for part 1)............................ 7
1. Installation
1-1. Installation Procedure..................................................................................1-1
1-2. Supplied Accessories ..................................................................................1-1
1-3. Operating Conditions ..................................................................................1-2
1-4. Power Supply ..............................................................................................1-2
1-4-1. Voltage and Power Requirements ..............................................1-2
1-4-2. Power Cord.................................................................................1-2
1-5. Installation Space ........................................................................................1-3
1-6. Rack Mounting............................................................................................1-4
1-7. Connecting Connector/Cable ......................................................................1-9
1-8. Signal Inputs and Outputs .........................................................................1-10
1-9. Switch Settings on Connector Panel .........................................................1-13
1-10. Switch and Shorting Plug Setting on PC Boards ......................................1-14
1-10-1. APR-12 Board ..........................................................................1-14
1-10-2. APR-13 Board ..........................................................................1-16
1-10-3. DM-89 Board ...........................................................................1-18
1-10-4. TBC-23 Board ..........................................................................1-19
1-10-5. SS-63 Board .............................................................................1-20
1-10-6. SSX-1 Board ............................................................................1-22
1-11. Mode Switching of Search Dial ................................................................1-23
1-12. Setup Menu Items .....................................................................................1-24
1-13. Reference System......................................................................................1-26
1-14. 525/625 Switchable Function....................................................................1-27
1-15. Settings and Adjustment when Peripheral Equipment is Connected ........1-28
1-15-1. Time Code Setting....................................................................1-28
1-15-2. System Phase Alignment..........................................................1-29
1-15-3. Setup Menu Setting ..................................................................1-29
1-15-4. Settings when Extended Hard Disk is Connected
(Will be available as a supplement.)
1-16. Installation of BKDW-505/506.................................................................1-31
1-16-1. Procedure..................................................................................1-31
1-16-2. Check after Installing ...............................................................1-32
1-17. Installation of BKNW-103
(Will be available as a supplement.)
http://getMANUAL.com

2DNW-A100/A50/A45
DNW-A100P/A50P/A45P
1-18. Installation of BKNW-104 ........................................................................1-38
1-18-1. Procedure..................................................................................1-38
1-18-2. Adjustment after Installing .......................................................1-39
1-19. Installation of BKNW-105
(Will be available as a supplement.)
2. Service Overview
2-1. Notes on Power Supply Block ....................................................................2-1
2-1-1. Warning on Primary Circuit Block and Electric Shock .............2-1
2-1-2. Note on Resetting the Circuit Breaker .......................................2-1
2-2. Cleaning when the Heads are Clogged .......................................................2-1
2-3. Removal/Installation of Cabinet .................................................................2-2
2-3-1. Upper Lid, Side Panels, and Bottom Plate
Removal/Installation ..................................................................2-2
2-3-2. Control Panels Removal/Installation..........................................2-3
2-3-3. Connector Panel Assembly Removal/Installation ......................2-4
2-3-4. Power Supply Panel Assembly Removal/Installation ................2-5
2-4. Plate MD Assembly Removal/Installation ..................................................2-5
2-5. Cassette Compartment Removal/Installation ..............................................2-6
2-6. Lower Control Panel Assembly Removal/Installation................................2-7
2-7. Circuit Function ..........................................................................................2-8
2-8. Location of Main Part ...............................................................................2-10
2-8-1. Printed Circuit Boards, Power Supply Unit,
and HDD Units Location .........................................................2-10
2-8-2. Main Mechanical Parts Location .............................................2-13
2-9. Function and Location of Sensors .............................................................2-14
2-10. System of Cassette ....................................................................................2-16
2-11. Information of LEDs on Circuit Boards....................................................2-18
2-12. How to Take Out the Cassette when the Tape is Slacking .......................2-22
2-13. Pulling Out/Insertion of Plug-in Board .....................................................2-23
2-14. Fixtures and Adjustment Equipment List .................................................2-24
2-14-1. Fixtures.....................................................................................2-24
2-14-2. Equipment for Adjustment .......................................................2-26
3. Error Message
3-1. Error Message .............................................................................................3-1
4. Maintenance Mode
(Will be available as a supplement.)

3
DNW-A100/A50/A45
DNW-A100P/A50P/A45P
5. Periodic Maintenance and Inspection
5-1. Periodic Maintenance..................................................................................5-1
5-1-1. Index...........................................................................................5-1
5-1-2. Periodic Replacement and Check Item List ...............................5-2
5-1-3. Hours Meter ...............................................................................5-3
5-2. Cleaning ......................................................................................................5-4
5-2-1. Cleaning by Cleaning Tape ........................................................5-4
5-2-2. General Information for Cleaning by Cleaning Cloth................5-4
5-2-3. Tape Running Surface of Upper Drum and
Video Heads Cleaning................................................................5-6
5-2-4. Tape Running Surface of Lower Drum......................................5-7
5-2-5. Stationary Heads Cleaning .........................................................5-8
5-2-6. Tape Running System and Tape Cleaner Cleaning....................5-9
5-2-7. Fan Motors Cleaning................................................................5-10
5-2-8. Cassette Compartment/Cassette Supports Cleaning ................5-11
6. Replacement of Plug-in Boards
(Will be available as a supplement.)
7. Spare Parts
7-1. Notes on Repair Parts..................................................................................7-1
7-2. Exploded Views ..........................................................................................7-2
7-3. Plug-in Boards.............................................................................................7-4
7-4. Packing Materials and Supplied Accessories..............................................7-5
7-5. Fixtures List ................................................................................................7-6
Appendix A Outline of Format
A-1. Outline........................................................................................................ A-1
A-2. Recording Format....................................................................................... A-1
A-3. Head Configuration .................................................................................... A-5
A-4. Signal Processing ....................................................................................... A-6
A-4-1. Features of Signal Processing ................................................... A-6
A-4-2. Outline of Signal Processing..................................................... A-6
Appendix B Setting Check Sheet

4DNW-A100/A50/A45
DNW-A100P/A50P/A45P
Appendix C Block Diagrams
INDEX................................................................................................................... C-1
OVERALL (1/2).................................................................................................... C-3
OVERALL (2/2).................................................................................................... C-4

5
DNW-A100/A50/A45
DNW-A100P/A50P/A45P
Purpose of this manual This manual is the Maintenance manual part1 of digital video hybrid recorder DNW
series. DNW series includes the following models .
DNW-A100/A100P
DNW-A50/A50P
DNW-A45/A45P
This manual is intended for use by trained system and service engineers, and
provides the information that is required to install, maintenance information, and the
information for service such as replacement of plug-in boards.
Moreover, provides the related information (how to install, etc.) for the following
optional board.
BKDW-505/506 Analog Composite Decoder Board
BKNW-103 SDDI Input Kit
BKNW-104 Analog Component Input Board
BKNW-105 AES/EBU I/F Kit
Contents This manual is organized by following sections.
Section 1 Installation
Explains the information that is required to install (environment, connection infor-
mation, initial setting, etc.), and when building optional board into this unit (installa-
tion, initial setting/adjustment, etc.) .
Section 2 Service Overview
Explains fundamental area of the information that is required to service , (removal of
cabinet and cassette compartment, the functions of printed circuit board, the loca-
tions of main part, fixture and measuring equipment information, notes, etc.) , the
measures against trouble and ISR (Interactive Status Reporting system).
Section 3 Error Message
Explains the error messages.
Section 4 Maintenance Mode
Explains each menu of the maintenance mode.
Section 5 Periodic Maintenance and Inspection
Explains the recommended periodic maintenance, and the cleaning procedure.
Section 6 Replacement of Plug-in Boards
Explains how to replace the plug-in board and how to adjust and check after replace-
ment.
Section 7 Spare Parts
Describes the spare parts list and the exploded view for the service parts of this unit,
and the packing materials and supplied accessories list.
Manual Structure

6DNW-A100/A50/A45
DNW-A100P/A50P/A45P
Appendix A Outline of Format
Explains the Betacam SX format and the head configuration.
Appendix B Setting Check Sheet
The sheet is used for checking the setup conditions such as switch, setup menu under
the application.
Appendix C Block Diagrams
Describes the overall block diagram
Related manuals Besides this “Maintenance manual part 1”, the following manuals are available for
digital video hybrid recorder DNW series.
• Operation Manual Part 1 (Supplied with the DNW.)
This manual is necessary for application and operation (and installation) of the DNW.
• Maintenance Manual Part 2 (available on request )
This manual describes the information that premises the parts level service
(adjustments, board layouts, schematic diagrams, detailed parts list, etc.) for this
unit and optional board.
If this manual is required, please contact to Sony’s service organization.
• Protocol Manual of Remote (9-pin) Connector (available on request)
This manual explains the protocol for controlling the VTR via the RS-422A (9-pin
serial remote) .
If this manual is required, please contact to Sony’s service organization.