JVC DZ-VCA1SE Schematics

VICTOR COMPANY OF JAPAN, LIMITED VIDEO DIVISION

S40894

SCHEMATIC DIAGRAMS

MICRO HD CAMERA

DZ-VCA1SE

CD-ROM No. SML200106

SPECIFICATIONS

* Design and specifications subject to change without notice.

Camera head section

■ Image sensing device : 1/3-inch IT-CCD (410,000 pixels)

■ Shooting system : 4-CCD new dual green system

■ Colour separation optical

system : 1/3 type F1.4 3-colour separation prism

■ Number of effective pixels : 768 (horizontal) x 494 (vertical), 380,000 pixels

■ Camera output : 19 pins

■ Lens mount : Special mount (C mount form, flange back: 28.0 mm)

■ Dimensions : Camera head; 59 (W) x 70 (H) x 79 (D) mm

■ Weight : Camera head; 230 g (0.51 lbs.) (not including

■ Classification : Type BF

Camera control unit section

■ Number of scanning lines : 1125 (980 effective)

■ Scanning system : 2:1 interlace

■ Scanning frequency : 33.75 kHz (horizontal), 60 Hz (vertical)

■Aspect ratio : 4:3

■ Horizontal resolution (center) : More than 800 TV lines (Y signal)

■ Vertical resolution (center) : More than 650 TV lines (Y signal)

■ S/N : 52 dB

■ Sensitivity : F5.6, 2000 lx

■ Minimum subject illuminance : 10 lx (F1.6 + 12 dB, 1/30 shutter, 50% level)

■ Sync system : Internal sync/external sync

■ External sync signal input : Composite video signal of 1 Vp-p or composite sync

■ Colour bar : Full colour bar

■ Contour correction : Horizontal dual-edged (9-step variable)

■ Electronic shutter speed : 1/30 s, 1/60 s (normal), 1/100 s (flicker-free),

■ Video output

• R/G/B signal : 0.7 Vp-p, 75 ohms for each (no sync), BNC

• Y/PB/PR Y : 1 Vp-p, 75 ohms (including sync)

• Sync signal : HD; BNC x 1 (TTL)

PB : 0.7 Vp-p, 75 ohms (including sync) PR : 0.7 Vp-p, 75 ohms (including sync)

(2-3/8” x 2-13/16” x 3-1/8”) (not including insulating rubber covers)

insulating rubber covers)

signal of ±0.3 Vp-p, 75 ohms, BNC x 1

Vertical dual-edged (9-step variable)

1/175 s, 1/250 s, 1/375 s, 1/500 s, 1/1000 s, 1/2000 s

connector x 3 (one for each)

VD, BNC x 1 (TTL) C. SYNC; BNC x 1 (±0.3 Vp-p, 75 ohms, compliant with HDTV standard ITU-R Rec. 709)

■ SCSI Interface : 50 pin mini x 2

■ Camera input : 20 pins

■ Date indication : Menu system

■ Time indication : Menu system,

■ Power supply : DC 12 V, 1.3 A XLR 4 pins, AA-V112E AC

■ Power consumption : 18 W

■ Operating environment :+5°C to +35°C (41°F to 95°F), 35 – 75%

■ Allowable storage environment : –20°C to +50°C (–4°F to 122°F), 35 – 80%

■ Dimensions : 430 (W) x 93 (H) x 322 (D) mm

■ Weight : 4.9 kg (10.8 lbs.)

■ Accessories : Handle set x 1

■ Supplied documentation : Instruction manual x 1

TECHNICAL AND SERVICE ASSISTANCE

JVC offers technical and customer service assistance. Please contact us at the following address.

JVC PROFESSIONAL PRODUCTS (UK) LIMITED

ULLswater House, Kendel Avenue, London W3 OXA, United Kingdom TEL: (0181) 896-6000 FAX: (0181) 896-6060

JVC PROFESSIONAL PRODUCTS GmbH

Grüner Weg 10, 61169 Fiedberg/Hessen, Germany TEL: (06031) 6050 FAX: (06031) 605180

1) Year, month, day

2) Day, month, year

3) Month, day, year

hour: minute: second power adaptor (optional)

When using this unit for medical purposes, be absolutely sure to use the separately sold AA-V31E isolation transformer.

(16-15/16" x 3-11/16" x 12-11/16") (excluding the handle for rack mounting)

Warrantee card x 1 Service center information x 1

Printed in Japan

No. 86536SCH

May 2001

CHARTS AND DIAGRAMS

NOTES OF SCHEMATIC DIAGRAM

Safety precautions

The Components identified by the symbol are critical for safety. For contin ued saf ety, replace safety critical components only with manufacturer's recommended parts.

1. Units of components on the schematic diagram

Unless otherwise specified.

1) All resistance values are in ohm, 1/6 W, 1/8 W (refer to parts list). Chip resistors are 1/16 W.

K: KΩ (1000Ω), M: MΩ (1000KΩ)

2) All capacitance values are in µF, (P: PF).

3) All inductance values are in µH, (m: mH).

4) All diodes are 1SS133, MA165 or 1N4148M (refer to parts list).

2. Indications of control voltage

AUX : Active at high AUX or AUX(L) : Active at low

3. Interpreting Connector indications

1 2

Removable connector

1 2

Wire soldered directly on board

Non-removable Board connector

2 3

Board to Board

SECTION 4

4) Indication on schematic diagram Voltage Indications for REC and PB mode on the schematic diagram are as shown below.

REC mode

Note: If the voltages are not indicated on the schematic

5. Waveform measurement

1) Video circuits REC : Colour bar signal in SP mode, normal VHS mode PB : Alignment tape, colour bar SP mode, normal VHS

2) Audio circuits REC : 1KHz, –8 dBs sine wave signal in SP mode, normal

PB : REC then playback it

3) Movie Camera circuits Measured using a correctly illuminated gray scale or colour bar test chatrs in the E-E mode

4) Indication on schematic diagram Waveform indications on the schematic diagram are as shown below.

123

2.5

(5.0)

PB mode

1.8

PB and REC modes (Voltage of PB and REC modes are the same)

diagram, refer to the voltage charts.

mode

VHS mode

Measurement point

22201816

C329

0.1/50

R344 47K

R343 18K

C330

0.1/50 C331

11/10

R345 10K

WF25

R346 15K

Waveform number

6. Signal path Symbols

The arrows indicate the signal path as follows.

Playback signal path Playback and recording signal path Recording signal path

(including E-E signal path) Capstan servo path Drum servo path

(Example)

R-Y

Playback R-Y signal path

Recording Y signal path

7. Indication of the parts for adjustments

The parts for the adjustments are surrounded with the circle as shown below.

8. Indication of the parts not mounted on the circuit board

“OPEN” is indicated by the parts not mounted on the circuit board.

R216

OPEN

CIRCUIT BOARD NOTES

1. Foil and Component sides

1) Foil side (B side) : Parts on the foil side seen from foil face (pattern face) are indicated.

2) Component side (A side) : Parts on the component side seen from component face (parts face) indicated.

2. Parts location guides

Parts location are indicated by guide scale on the circuit board.

REF No.

IC101 B C 6 A

(A : Component side)

(D : Discrete component)

B : Foil side

C : Chip component

Note:

For general information in service manual, please ref er to the Service Manual of GENERAL INFORMA TION Edition 4 No. 82054D (January 1994).

LOCATION IC

Category : IC

Horizontal “A” zone Vertical “6” zone

4. Voltage measurement

1) Video circuits REC : Colour bar signal in SP mode, normal VHS mode PB : Alignment tape, colour bar SP mode, normal VHS

mode

— : Unmeasurable or unnecessary to measure

2) Audio circuits

REC : 1KHz, –8 dBs sine wave signal in SP mode, Nor-

mal VHS mode

PB : REC then playback it

3) Movie Camera circuits Measured using a correctly illuminated gray scale or colour bar test charts in the E-E mode

S40884-03

Connected pattern on board The arrows indicate signal path

5) W aveform indications

Waveform number

WF25

REC/PB 1.2 Vp-p

50 mV/2 msec/DIV

Oscilloscope Volts and Time/Division, Probe 10 : 1

Mode : REC or PB modes

ALC OUT

Waveform name or measurement point

Level : 1.2 Vp-p

DEF

4-1

4-1 4-2

4-2

S40884-03

4.1 BOARD INTERCONNECTIONS

DEF

4-3

4-4

4.2 CAMERA UNIT SCHEMATIC DIAGRAM

DEF

4-5 4-6

4.3 CCD SCHEMATIC DIAGRAM

DEF

4-7

4-8