Sony WLL-CA50 User manual

WIRELESS CAMERA TRANSMITTER
WLL-CA50
MAINTENANCE MANUAL
1st Edition
Serial No. 100001 and Higher: WLL-CA50 (UC)
Serial No. 300001 and Higher: WLL-CA50 (J)
Serial No. 400001 and Higher: WLL-CA50 (CE)

WLL-CA50
!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.
For the customers in the Netherlands
Voor de klanten in Nederland
Hoe u de batterijen moet verwijderen, leest u in de
Gebruikshandleiding.
Gooi de batterij niet weg maar lever deze in als klein
chemisch afval (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.

WLL-CA50
For the customers in the U.S.A. and Canada
RECYCLING NICKEL METAL HYDRIDE
BATTERIES
Nickel Metal Hydride batteries are
recyclable. You can help preserve our
environment by returning your used
rechargeable batteries to the collection
and recycling location nearest you.
For more information regarding recycling of re-
chargeable batteries, call toll free 1-800-822-8837, or
visit http://www.rbrc.org/
Caution: Do not handle damaged or leaking Nickel
Metal Hydride batteries.
For the customers in the U.S.A. and Canada
RECYCLING LITHIUM-ION BATTERIES
Lithium-Ion batteries are recyclable.
You can help preserve our environment
by returning your used rechargeable
batteries to the collection and recycling
location nearest you.
For more information regarding recycling of re-
chargeable batteries, call toll free
1-800-822-8837, or visit http://www.rbrc.org/
Caution: Do not handle damaged or leaking Lithium-Ion
batteries.
1 (P)
For the customers in Japan
For the customers in Japan

1 (E)
WLL-CA50
Table of Contents
Manual Structure
Purpose of this manual ........................................................................................ 5 (E)
Relative manuals ................................................................................................. 5 (E)
Contents ............................................................................................................... 6 (E)
1. Service Overview
1-1. Connector Input/Output Signals............................................................1-1 (E)
1-2. Connection Connector/Cable ................................................................1-2 (E)
1-3. Removing/Reinstalling the Exterior Parts.............................................1-2 (E)
1-4. Board Location......................................................................................1-3 (E)
1-5. Circuit Description ................................................................................1-3 (E)
1-5-1. Video/Audio Signals (DPR-231 Board)...............................1-3 (E)
1-5-2. System Control (IF-914 Board) ..........................................1-4 (E)
1-5-3. Power Supply Block (PS-645 Board) ..................................1-4 (E)
1-6. Setting of Internal Switches ..................................................................1-5 (E)
1-7. Flexible Card Wire ................................................................................1-5 (E)
1-7-1. Removing/Reinstalling the Flexible Card Wires .................1-5 (E)
1-7-2. Forming the Flexible Card Wire ..........................................1-6 (E)
1-8. Removing/Reinstalling the PS-645 board and Transmitter ..................1-6 (E)
1-9. Removing/Reinstalling the 40-pin Connector.......................................1-9 (E)
1-10. Notes on Replacement of V Shoe .......................................................1-10 (E)
1-11. Settings after Replacing the Boards and EL Display ..........................1-10 (E)
1-12. Writing and Rewriting the PLD Internal Data ....................................1-11 (E)
1-13. Updating the Software.........................................................................1-12 (E)
1-14. Setting of Serial Number.....................................................................1-13 (E)
1-15. Resetting the Timer .............................................................................1-14 (E)
1-16. Optional Fixtures.................................................................................1-15 (E)
1-17. Note on Service ...................................................................................1-16 (E)
1-17-1. Error Message ....................................................................1-16 (E)
1-17-2. Notes on RF OUT Connector.............................................1-16 (E)
1-17-3. Note on Replacing the EL Display.....................................1-16 (E)
1-17-4. Circuit Protection Device ...................................................1-16 (E)
1-17-5. Notes on Disconnecting/Connecting the Coaxial Cable ....1-17 (E)
1-17-6. Unleaded Solder .................................................................1-17 (E)
1-17-7. Notes on Repair Parts .........................................................1-17 (E)

2 (E) WLL-CA50
2. Electrical Alignment
2-1. Preparation ............................................................................................2-1 (E)
2-1-1. Equipment Required.............................................................2-1 (E)
2-1-2. Notes on Adjustments ..........................................................2-1 (E)
2-2. Free-run Adjustment .............................................................................2-1 (E)
3. Spare Parts
3-1. Exploded Views ..........................................................................................3-1
3-2. Electrical Parts List .....................................................................................3-4
3-3. Frame List .................................................................................................3-16
3-4. Supplied Accessories ................................................................................3-17
3-5. Tools and Fixtures.....................................................................................3-17
4. Semiconductor Pin Assignments
5. Block Diagrams
Overall.........................................................................................................5-1
DPR-231......................................................................................................5-2
IF-914 ..........................................................................................................5-3
PS-645 .........................................................................................................5-4
6. Schematic Diagrams
DPR-231......................................................................................................6-2
IF-914 ..........................................................................................................6-9
MB-998 .....................................................................................................6-13
PS-645 .......................................................................................................6-14
DC-124 ......................................................................................................6-16
SW-1128 ...................................................................................................6-17
SW-1129 ...................................................................................................6-18
SW-1130 ...................................................................................................6-18
Frame.........................................................................................................6-19

3 (E)
WLL-CA50
7. Board Layouts
DPR-231......................................................................................................7-2
IF-914 ..........................................................................................................7-3
DC-124 ........................................................................................................7-4
PS-645 .........................................................................................................7-4
MB-998 .......................................................................................................7-5
SW-1128 .....................................................................................................7-5
SW-1129 .....................................................................................................7-5
SW-1130 .....................................................................................................7-5

5 (E)
WLL-CA50
Manual Structure
Purpose of this manual This manual is the maintenance manual for Wireless Camera Transmitter WLL-CA50.
This manual is intended for use by the trained system enginneers and service
enginneers, and describes information (service overview, electrical alignment, parts
lists, schematic diagram and board layout) on the premise of component level
service.
Relative manuals Besides this maintenance manual the following manuals are available for this unit.
..
..
.Operation Manual (Supplied with this unit)
This manual is necessary for application and operation of this unit.
Part number: 3-742-686-XX
..
..
.CD-ROM Manual (Supplied with this unit)
This manual contains the Japanese, English, French, German, Italian, and Spanish
operation manuals (PDF) of WLL-CA50.
Part number: 3-748-115-XX
..
..
.“Semiconductor Pin Assignments” CD-ROM (Available on request)
This “Semiconductor Pin Assignments” CD-ROM allows you to search for
semiconductors used in B&P Company equipment.
Semiconductors that cannot be searched for on this CD-ROM are listed in the
maintenance manual for the corresponding unit. The maintenance manual contains
a complete list of all semiconductors and their ID Nos., and thus should be used
together with the CD-ROM.
Part number: 9-968-546-XX

6 (E) WLL-CA50
Contents The following are summaries of the each section for understanding the manual.
Section 1 Service Overview
Describes information about connector input/output signals, function of internal
switches board locations, replacement of part and notes on services.
Section 2 Electrical Alignment
Describes electrical adjustment necessary for maintenance of the unit.
Section 3 Spare Parts
Contains parts list, exploded views and frame list used in the unit.
Section 4 Semiconductor Pin Assignments
Contains information on semiconductors used for the unit.
It includes a complete list of the semiconductors and their ID Nos. for retrieving
information on “Semiconductor Pin Assignments” CD-ROM, which is available
separately.
Please refer to this section together with the “Semiconductor Pin Assignments”
CD-ROM.
Information on the semiconductors not contained in the CD-ROM at the time of
issue of this manual, if any, is given in this section as well.
Section 5 Block Diagrams
Contains the block diagrams of overall and each circuit board.
Section 6 Schematic Diagrams
Contains schematic diagrams for every circuit board and frame wiring.
Section 7 Board Layouts
Contains board layouts for every circuit board.