Sony HDC-750A User manual

HD COLOR CAMERA
HDC-750A
MAINTENANCE MANUAL
Volume 1 1st Edition
Serial No. 10001 and Higher

!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
DieAnleitung 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 dieAngaben 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)
HDC-750A
Table of Contents
Manual Structure
Purpose of this manual ........................................................................................ 5 (E)
Contents ............................................................................................................... 5 (E)
Relative manual ................................................................................................... 6 (E)
1. Installation
1-1. Supplied Accessories ............................................................................1-1 (E)
1-2. Connectors and Cables..........................................................................1-1 (E)
1-2-1. Connector Input/Output Signals...........................................1-1 (E)
1-2-2. Connection Connectors ........................................................1-4 (E)
1-3. Operating Environment.........................................................................1-4 (E)
1-4. Function of Internal Switches ...............................................................1-5 (E)
1-5. Example of System Configuration ........................................................1-6 (E)
2. Service Overview
2-1. Notes on Service ...................................................................................2-1 (E)
2-1-1. Extension Board ...................................................................2-1 (E)
2-1-2. Notes on Repair Parts...........................................................2-1 (E)
2-2. Location of Printed Circuit Boards .......................................................2-1 (E)
2-3. Removal of Cabinet...............................................................................2-2 (E)
2-4. Circuit Description ................................................................................2-3 (E)
2-5. Disconnecting/Connecting Flexible Card Wire ....................................2-5 (E)
2-6. Positioning Adjustment for Filter Knobs ..............................................2-5 (E)
2-7. Replacement of CCD Unit ....................................................................2-6 (E)
2-7-1. Description on CCD Block Number ....................................2-6 (E)
2-7-2. Replacement of CCD Unit ...................................................2-6 (E)
2-8. Replacement of Filter Disk Unit ...........................................................2-7 (E)
2-8-1. Filter Disk Unit ....................................................................2-7 (E)
2-8-2. ND/CC Filters ......................................................................2-8 (E)
2-8-3. Driver board .........................................................................2-9 (E)
2-9. Replacement of DC/DC Converter Unit ...............................................2-9 (E)
2-10. Replacement of Circuit Board.............................................................2-11 (E)
2-10-1. Note on Replacement of Parts in RP-108 and
NR-66 Boards.....................................................................2-11 (E)
2-10-2. Description on EEPROM Data ..........................................2-11 (E)
2-10-3. Adjustment after Replacement of Board............................2-11 (E)
2-10-4. Replacement of IF-569 Board ............................................2-11 (E)
2-10-5. Replacement of MB-570 Board .........................................2-12 (E)
2-11. Replacement of Fan.............................................................................2-13 (E)

2 (E) HDC-750A
2-12. Replacement of Connector ..................................................................2-14 (E)
2-12-1. 68-pin Connector ................................................................2-14 (E)
2-12-2. VF Connector .....................................................................2-14 (E)
2-12-3. MIC Connector...................................................................2-14 (E)
2-12-4. TEST OUT Connector .......................................................2-15 (E)
2-13. Replacement of Function Switches .....................................................2-16 (E)
2-13-1. On the Side Switch Panel ...................................................2-16 (E)
2-13-2. On the Front Switch Panel .................................................2-16 (E)
2-13-3. On the Top Panel ................................................................2-17 (E)
2-14. Periodic Replacement Part ..................................................................2-18 (E)
2-15. Cleaning of Dustproof Filter ...............................................................2-19 (E)
2-16. Cares After Using at Special Environment .........................................2-19 (E)
2-17. Note on Replacement of Lithium Battery ...........................................2-19 (E)
3. Setup Menu
3-1. Setup Menu ...........................................................................................3-1 (E)
3-1-1. Operation Menu ...................................................................3-3 (E)
3-1-2. Paint Menu ...........................................................................3-7 (E)
3-1-3. Maintenance Menu .............................................................3-11 (E)
3-1-4. File Menu ...........................................................................3-14 (E)
3-1-5. Diag Disp Menu .................................................................3-15 (E)
3-1-6. SYS Config Menu ..............................................................3-16 (E)
4. Electrical Alignment
4-1. Preparation ............................................................................................4-1 (E)
4-1-1. Equipment Required.............................................................4-1 (E)
4-1-2. Notes on Adjustment ............................................................4-1 (E)
4-1-3. Connection ...........................................................................4-2 (E)
4-1-4. Initial Settings ......................................................................4-3 (E)
4-2. Filter Drive Board Adjustment..............................................................4-3 (E)
4-2-1. Filter Positioning Adjustment ..............................................4-3 (E)
4-3. VA-158 Board Adjustment ...................................................................4-4 (E)
4-3-1. TEST SAW Level Adjustment.............................................4-4 (E)
4-3-2. VA Gain Adjustment............................................................4-5 (E)
4-4. MX-59 Board Adjustment.....................................................................4-6 (E)
4-4-1. FLARE PRESET Adjustment ..............................................4-6 (E)
4-4-2. RGB Level Adjustment ........................................................4-7 (E)
4-4-3. Knee Aperture Crispening Adjustment ................................4-7 (E)
4-4-4. Knee Aperture Balance Adjustment.....................................4-8 (E)
4-4-5. Pedestal Level Adjustment ...................................................4-8 (E)

3 (E)
HDC-750A
4-5. PR-200 Board Adjustment ..................................................................4-10 (E)
4-5-1. Settings of Input Level .......................................................4-10 (E)
4-5-2. Gamma Balance Adjustment..............................................4-11 (E)
4-6. IE-44 Board Adjustment .....................................................................4-11 (E)
4-6-1. Settings of Input Level .......................................................4-12 (E)
4-6-2. Video Level Adjustment ....................................................4-12 (E)
4-6-3. Color-bar Level Adjustment ..............................................4-13 (E)
4-6-4. DTL Balance Adjustment ..................................................4-13 (E)
4-7. Overall Video Adjustment ..................................................................4-14 (E)
4-7-1. VA Gain Adjustment..........................................................4-14 (E)
4-7-2. White Shading Adjustment ................................................4-14 (E)
4-7-3. Black Shading Adjustment.................................................4-16 (E)
4-7-4. Flare Adjustment ................................................................4-16 (E)
4-7-5. Check of Gamma Balance..................................................4-17 (E)
4-7-6. Gamma Correction Adjustment .........................................4-18 (E)
4-7-7. Knee Point .Knee Slope Adjustment ................................4-18 (E)
4-7-8. White Clip Level Adjustment ............................................4-19 (E)
4-7-9. H/V Ratio Adjustment........................................................4-20 (E)
4-7-10. Detail Level Adjustment ....................................................4-21 (E)
4-7-11. Crispening Adjustment.......................................................4-21 (E)
4-7-12. Level Dependent Adjustment.............................................4-22 (E)
4-7-13. Detail Frequency Adjustment ............................................4-22 (E)
4-7-14. Detail Clip Adjustment ......................................................4-23 (E)
4-7-15. Auto-iris Adjustment..........................................................4-24 (E)
4-7-16. File Store ............................................................................4-25 (E)
4-8. Adjustment After Replacement of ND Filter ......................................4-26 (E)
http://getMANUAL.com

5 (E)
HDC-750A
Purpose of this manual This manual is the maintenance manual for HD Color Camera HDC-750A.
This manual describes the information items necessary when the unit is supplied and
installed, items that premise the service based on the components parts such as
alignment, schematic diagrams, board layouts and spare parts lists, assuming use of
system and service engineers.
Contents The following are summaries of all the sections for understanding the contents of
this manual.
Section 1 Installation
Describes information about connector input/output signals, instance of system
configuration and function of internal switches.
Section 2 Service Overview
Describes location of printed circuit board, circuit description, replacement of parts
and notes on service.
Section 3 Setup Menu
Describes setup menu of the camera and self-diagnosis.
Section 4 Electrical Alignment
Describes the general information for electrical adjustment and the adjustment
procedure of this unit.
Section 1 Spare Parts
Describes exploded views, parts list, supplied accessories and optional fixtures used
in the unit.
Section 2 Semiconductor Pin Assignments
Describes function diagrams and pin names of semiconductor used in the unit.
Section 3 Block Diagrams
Describes overall block diagram and block diagrams for every circuit board.
Section 4 Schematic Diagrams
Describes schematic diagrams for every circuit board and frame wiring.
Section 5 Board Layouts
Describes board layouts for every circuit board.
Manual Structure
Maintenance Manual
Volume 1
Maintenance Manual
Volume 2

6 (E) HDC-750A
Relative manual Besides this maintenance manual the following manual is available for this unit.
..
..
.Operation Manual (Supplied with this unit)
This manual is necessary for application and operation of this unit.

1-1 (E)
HDC-750A
(EXTERNAL VIEW)
Section 1
Installation
1-1. Supplied Accessories
Accessories Sony P/N Q’ty
Shoulder belt A-6772-374-A 1
Tripod adaptor VCT-14 ––––––––––– 1
Extension board EX-512 A-8273-247-A 1
Operation manual ––––––––––– 1
Maintenance manuals Vol.1, Vol.2 ––––––––––– 1 each
1-2. Connectors and Cables
1-2-1. Connector Input/Output Signals
Output Signal
.TEST OUT
BNC type 75 Z, 1.0 Vp-p
MIC IN (3P FEMALE)
No. Signal I/O Specifications
1 MIC (G) —— _60 dBu High impedance
2 MIC (X) IN Balanced
3 MIC (Y) IN
(0 dBu = 0.775 Vrms)

1-2 (E) HDC-750A
(EXTERNAL VIEW)
(EXTERNAL VIEW)
LENS (12P FEMALE)
No. Signal I/O Specifications
1 RET VIDEO IN ENABLE: 0 V
ENABLE DISABLE: +5 V or OPEN
2 VTR START IN ENABLE: 0 V
/STOP DISABLE: +5 V or OPEN
3 GND GND for UNREG
4 AUTO SERVO OUT AUTO: +5 V
MANU: 0 V or OPEN
5 IRIS CONT OUT +3.4 V (F16) to
+6.2 V (F2.8)
6 UNREG OUT +10.5 V to +17 V
7 IRIS POSITION IN +3.4 V (F16) to
+6.2 V (F2.8)
8 AUTO/MANU OUT AUTO IRIS: 0 V
MANUAL IRIS: +5 V
9 EXTENDER IN EX 2 ON: 0 V
ON/OFF EX 0.8 ON: +3.8 V
OFF: +4.8 V
10 ZOOM IN WIDE: 2 V
POSITION TELE: 7 V
11 FOCUS POSI IN ∞:7V
min.: 2 V
12 LENS TX OUT Serial data for HKCA-700
VF (20P FEMALE)
No. Signal I/O Specifications
1 S-DA TA IN/OUT TTL level
2 NC No connection
3 POWER OUT ON: OPEN
OFF CTL OFF: GND
4 SCK OUT TTL level
5 COLOR/BW IN B/W: GND
COLOR: OPEN
6 NC No connection
7 NC No connection
8 G TALLY OUT ON: 5 V
OFF: GND
9 PEAKING IN VF to CAM, Zi = 1 k Z
CTL 0 V to 5 V
0 V: PEAKING OFF
5 V: PEAKING MAX
10 NC No connection
11 NC No connection
12 Y VIDEO OUT 1.0 V p-p, Zo = 75 Z
13 VIDEO GND —— GND for VIDEO
14 NC No connection
15 NC No connection
16 NC No connection
17 R TALLY OUT ON: 5 V
OFF: GND
18 NC No connection
19 UNREG GND —— GND for UNREG
20 UNREG OUT +10.5 V to +17 V
1-2. Connectors and Cables