Sony BKP-7090 User manual

CAMERA UPGRADE UNIT
BKP-7090
INSTALLATION MANUAL
1st Edition (Revised 1)

!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.

1 (E)
BKP-7090
Table of Contents
Manual Structure
Purpose of this manual ........................................................................................ 3 (E)
Relative manuals ................................................................................................. 3 (E)
1. Installation
1-1. Configuration of BKP-7090..................................................................1-1 (E)
1-2. Installing the BKP-7090 in the BVP-700/700P ....................................1-2 (E)
1-3. Electrical Alignment .............................................................................1-7 (E)
1-4. Disconnecting /Connecting Flexible Card Wire .................................1-11 (E)
1-5. Function of Internal Switches .............................................................1-12 (E)
2. Electrical Alignment
2-1. AD, DA System Adjustment.................................................................2-1 (E)
2-1-1. DA Gain Adjustment............................................................2-1 (E)
2-1-2. AD Gain Adjustment............................................................2-2 (E)
2-1-3. V Modulation Balance Adjustment......................................2-3 (E)
2-1-4. AD PHASE Adjustment.......................................................2-4 (E)
2-2. Y REF Level Adjustment......................................................................2-5 (E)
2-3. R-Y REF Level Adjustment..................................................................2-6 (E)
2-4. B-Y REF Level Adjustment..................................................................2-7 (E)

BKP-7090 3 (E)
Manual Structure
Purpose of this manual This manual is the installation manual for Camera Upgrade Unit BKP-7090.
This manual describes the information items necessary when the unit is supplied and
installed.
Relative manuals Besides this maintenance manual the following manuals are available for the unit.
..
..
.BVP-700/700P Operation Manual (Supplied with BVP-700/700P)
This manual is necessary for application and operation of this unit.
..
..
.Maintenance Manual Part 2 Volume 1, Volume 2
(Available on request)
This manual describes the information items on maintenance, and items that
premise the service based on the components parts such as alignment, schematic
diagrams, board layouts and spare parts list. When servicing the upgraded camera,
see the BKP-7090 maintenance manual and BVP-700/700P maintenance manual
together.
If this manual is required, please contact your local Sony Sales Office/Service
Center.
..
..
.BVP-700/700P Maintenance Manual Volume 1, Volume 2
(Supplied with BVP-700/700P)
This manual describes the information items on maintenance, and items that
premise the service based on the components parts such as alignment, schematic
diagrams, board layouts and spare parts list. When servicing the upgraded camera,
see the BKP-7090 maintenance manual and BVP-700/700P maintenance manual
together.
..
..
.BVP-900 Series System Manual BKP-9901 (Available on request)
This manual is necessary for connection and operation of this unit and other
peripheral equipment.
If this manual is required, please contact your local Sony Sales Office/Service
Center.

1-1 (E)
BKP-7090
The BKP-7090 is a camera upgrade unit for the BVP-700/700P. By installing the BKP-7090 in the BVP-
700/700P, the BVP-700/700P will be upgraded to a digital signal processing camera. To install proceed as
follows. When upgrading the BVP-700/700P, upgrade the incorporated OHB at the same time, or replace
it with the OHB-750A/750WSA/730/730WS (or their PAL version).
1-1. Configuration of BKP-7090
Description Q’ty Remarks
AD-148 board 1 Plug-in board
AT-120 board 1 Plug-in board
DA-128 board (with CN-1566 board) 1 Plug-in board
PR-237 board 1 Plug-in board
PS-492 board 1 Plug-in board
MB-764 board 1 Mother board
Connector panel assembly 1
Label (1) 1 Connector No. markings
Label (2) 1 Board name markings
UP GRADE label 1
Screws (PSW3 x 6) 8 Used when installing the MB-764 board
Installation Manual 1
Section 1
Installation

1-2 (E) BKP-7090
CN22
Loosen
Loosen
Rear panel
Flexible card wire
1-2. Installing the BKP-7090 in the BVP-700/700P
Tool Required
Screwdriver (Sony Part No.: 7-700-739-01or equivalent): Blade length of 200 mm or more
Replacing the mother board and plug-in boards
(1) Open the both side panels of the BVP-700/700P.
(2) Pull out all the plug-in boards while pushing the board lever in the direction of the arrow.
Loosen the two screws and pull out the power assembly while pushing the levers in the direction of
the arrow.
n
The power assembly and AU-177, MD-83 and MS-37 boards are reused later.
(3) Loosen the four screws securing the rear panel. Disconnect the flexible card wire from CN22 on the
MB-430 board.
n
Properly disconnect/connect the flexible card wire referring to Section 1-4.
Loosen
Power assembly
Lever
Lever Plug-in board
1-2. Installing the BKP-7090 in the BVP-700/700P

1-3 (E)
BKP-7090
(4) Disconnect the ten connectors and three RF cables from the MB-430 board. (It is easier to disconnect/
connect CN17 from/to the MB-430 board if removing the AC outlet panel in advance.)
n
When disconnecting the RF cable, do not pull the cable itself. Hold the connector plug portion.
(5) Remove the eight screws (PWH3 x6) securing the MB-430 board using a long-blade screwdriver.
n
When removing the screws, take care not to drop them into the camera.
1-2. Installing the BKP-7090 in the BVP-700/700P
CN31 CN21
CN32
CN23
CN12
CN13
CN24
CN25(black)
CN28(red)
CN29(blue)
CN18CN17
CN16
MB-430
*RF cable
*
*
*
MB-430
PWH3 x6
PWH3 x6
PWH3 x6
PWH3 x6

1-4 (E) BKP-7090
CN31 CN21
CN32
CN23
CN12
CN13
CN24
CN18CN17
CN16
MB-764
Label(1)
VF CN23 CCD CN24 STAND ALONE CN15(OPTION)
Partition MB-430 board
MB-764 board
Clampers
CN23 CN24(Option)
CN23 CN24 (Option)
Harness Arrangement
CN25(black)
CN28(red)
CN29(blue)
*RF cable
*
*
*
(6) Secure the MB-764 board with the supplied eight screws (PSW3 x6).
n
Tighten the screws across the connector in order of 1to 2, then tighten the remaining screws.
When tightening the screws, take care not to drop them into the camera.
(7) Place the label (1) on the partition as shown in the figure.
(8) Unclamp the harnesses and route them as shown in the figure. Connect all the connectors that were
removed in step (4).
n
Harness routing must be changed because connectors configuration for the MB-764 board differs
from that for the former MB-430 board.
MB-764
PSW3 x6
PSW3 x6
PSW3 x6
PSW3 x6
2
PSW3 x6
1
1-2. Installing the BKP-7090 in the BVP-700/700P