Sony DNW-A100 User manual

DIGITAL VIDEO HYBRID RECORDER
DNW-A100/A100P
DNW-A50/A50P
DNW-A45/A45P
MAINTENANCE MANUAL Part 1
1st Edition (Revised 5)
ANALOG COMPOSITE DECODER BOARD
BKDW-505/506
SDTI INPUT KIT
BKNW-103
ANALOG COMPONENT INPUT BOARD
BKNW-104
AES/EBU I/F KIT
BKNW-105

DNW-A100/A50/A45
DNW-A100P/A50P/A45P
!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.
n
This unit uses an IC that contains a lithium battery.
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

DNW-A100/A50/A45
DNW-A100P/A50P/A45P 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 .............................................................................................. 6
Contents ..................................................................................................................... 6
Related manuals......................................................................................................... 7
Caution for Handling the Unit with Built-in HDD (for Part 1) ................................. 8
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. Matching Connectors and Cables................................................................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 Board................................................................................1-22
1-11. Mode Switching of Search Dial ................................................................1-23
1-12. Setup Menu (ITEM F-Series)....................................................................1-24
1-12-1. Menu Operation .......................................................................1-24
1-12-2. F-Series Items...........................................................................1-25
1-13. Reference System......................................................................................1-26
1-14. Switching between 525/625 Line Systems ...............................................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. VTR Constant Setting for External Edition .............................1-28
1-15-3. System Phase Alignment..........................................................1-29
1-15-4. Setup Menu Setting ..................................................................1-29
1-15-5. Setting when BKNW-116 is Connected ..................................1-30
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........................................................................1-37
1-17-1. Procedure..................................................................................1-37
1-17-2. Check after Installing ...............................................................1-39
http://getMANUAL.com

2DNW-A100/A50/A45
DNW-A100P/A50P/A45P
1-18. Installation of BKNW-104 ........................................................................1-40
1-18-1. Procedure..................................................................................1-40
1-18-2. Adjustment after Installing .......................................................1-41
1-19. Installation of BKNW-105 ........................................................................1-55
1-19-1. Procedure..................................................................................1-55
1-19-2. Check after Installing ...............................................................1-58
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. Function 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
2-15. ISR.............................................................................................................2-27
2-15-1. Overview ..................................................................................2-27
2-15-2. Information of Connecting Cable.............................................2-28
2-16. Procedure for Hard Disk Drive Check ......................................................2-30
3. Error Message
3-1. Overview of Error Message ........................................................................3-1
3-2. Details of Error Messages ...........................................................................3-3

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DNW-A100/A50/A45
DNW-A100P/A50P/A45P
4. Maintenance Mode
4-1. Overview of Maintenance Mode.................................................................4-1
4-2. TAPE Maintenance Mode (M0)..................................................................4-6
4-2-1. Overviews ..................................................................................4-6
4-2-2. SERVO CHECK Mode (C0) ...................................................4-14
4-2-3. RF CHECK Mode (C1)............................................................4-31
4-2-4. AUDIO/VIDEO CHECK Mode (C2) ......................................4-35
4-2-5. BETACAM PB CHECK Mode (C3) .......................................4-38
4-2-6. OTHERS CHECK Mode (C4) .................................................4-39
4-2-7. SERVO ADJUST Mode (A0) ..................................................4-44
4-2-8. RF ADJUST Mode (A1) ..........................................................4-51
4-2-9. AUDIO/VIDEO ADJUST Mode (A2).....................................4-59
4-2-10. BETACAM PB ADJUST Mode (A3)......................................4-68
4-3. DISK Maintenance Mode (M1) ................................................................4-71
4-3-1. Outline......................................................................................4-71
4-3-2. Error Counter Display Menu (D0) ...........................................4-72
4-3-3. Device Information Display Menu (D1) ..................................4-73
4-3-4. HDD Diagnosis Menu (D2) .....................................................4-74
4-3-5. HDD Installation Menu (D3) ...................................................4-76
4-3-6. BLACK File Installation Menu (D4) .......................................4-77
4-3-7. Zone Configuration Menu (D5) ...............................................4-79
4-3-8. Disk Cleaning Menu (D9) ........................................................4-82
4-4. Error Logger Display Mode (M2).............................................................4-84
4-4-1. Outline......................................................................................4-84
4-4-2. Display Mode ...........................................................................4-85
4-4-3. Setting Mode ............................................................................4-87
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 Table ............................5-2
5-1-3. Hours Meter ...............................................................................5-4
5-2. Cleaning ......................................................................................................5-5
5-2-1. Cleaning using Cleaning Tape ...................................................5-5
5-2-2. General Information for Cleaning using Cleaning Cloth ...........5-5
5-2-3. Tape Running Surface of Upper Drum and
Video Heads Cleaning................................................................5-7
5-2-4. Tape Running Surface of Lower Drum
and Lead Surface Cleaning ........................................................5-8
5-2-5. Stationary Heads Cleaning .........................................................5-9
5-2-6. Tape Running System and Tape Cleaner Cleaning..................5-10
5-2-7. Fan Motors Cleaning................................................................5-11
5-2-8. Cassette Compartment and Cassette Supports Cleaning..........5-12
5-3. Video Head Tip Protrusion Check ............................................................5-13
5-3-1. Head Tip Protursion Measurement ..........................................5-13
5-3-2. Brush Slip Ring Assembly Removal/Reinstallation ................5-16

4DNW-A100/A50/A45
DNW-A100P/A50P/A45P
6. Replacement of Plug-in Boards
6-1. Service Overview for Plug-in Board Replacement .....................................6-1
6-1-1. Notes on Plug-in Board Replacement ........................................6-1
6-1-2. Service Action before/after Plug-in Board Replacement ...........6-2
6-1-3. Plug-in Board Pulling out/Insertion ...........................................6-3
6-1-4. Equipment List ...........................................................................6-4
6-1-5. Content of Alignment Tapes ......................................................6-6
6-2. APR-12 Board Replacement .....................................................................6-10
6-2-1. Replacement Procedure ............................................................6-10
6-2-2. Electrical Adjustments .............................................................6-11
6-3. APR-13 Board Replacement .....................................................................6-21
6-3-1. Replacement Procedure ............................................................6-21
6-3-2. Electrical Adjustments .............................................................6-21
6-4. DM-89 Board Replacement ......................................................................6-25
6-4-1. Replacement Procedure ............................................................6-25
6-4-2. Electrical Adjustments .............................................................6-26
6-5. EQ-56 Board Replacement .......................................................................6-74
6-5-1. Replacement Procedure ............................................................6-74
6-5-2. Electrical Adjustments .............................................................6-75
6-6. SS-63 Board Replacement ........................................................................6-81
6-6-1. Setting of DIP Switches ...........................................................6-81
6-6-2. Error Logging Data Clear and Calendar/Clock Setting ...........6-82
6-7. TBC-23 Board Replacement .....................................................................6-84
6-7-1. Replacement Procedure ............................................................6-84
6-7-2. Electrical Adjustments .............................................................6-85
6-8. TBC-24 Board Replacement .....................................................................6-96
6-8-1. Replacement Procedure ............................................................6-97
6-8-2. Electrical Adjustments .............................................................6-98
6-9. VPR-17 Board Replacement ...................................................................6-115
6-9-1. Replacement Procedure ..........................................................6-115
6-9-2. Electrical Adjustments ...........................................................6-116
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

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

6DNW-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/A50/A45
DNW-A100P/A50P/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 boards.
BKDW-505/506 Analog Composite Decoder Board
BKNW-103 SDTI 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).
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, the cleaning procedure, and the
video head tip protrusion check 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