JVC GR-D70EX

SERVICE MANUAL
COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LTD.
No.86733
2003/04
DIGITAL VIDEO CAMERA
86733200304
GR-D70EK,GR-D70EX,
GR-D70E
Y,GR-D70EZ
SPECIFICATION
Camcorder
General
Digital Video Camera
Digital Still Camera Function
Connectors
AC Adapter
For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700 (MECHANISM ASSEMBLY).
PAL
Power supply : DC 11.0 V (Using AC Adapter)
DC 7.2 V (Using battery pack)
Power consumption
LCD monitor off,
viewfinder on : Approx. 3.4 W
LCD monitor on,
viewfinder off : Approx. 4.7 W
Dimensions
(W x H x D) : 69 mm x 94 mm x 143 mm
(with the LCD monitor closed and the viewfinder
pushed back in)
Weight : Approx. 525 g
Operating temperature : 0°C to 40°C
Operating humidity : 35% to 80%
Storage temperature : -20°C to 50°C
Pickup : 1/6" CCD
Lens : F 1.6, f = 2.7 mm to 43.2 mm, 16:1 power zoom lens
Filter diameter : Ø37 mm
LCD monitor : 2.5" diagonally measured, LCD panel/TFT active
matrix system
Viewfinder : Electronic viewfinder with 0.24" black/white LCD
Speaker : Monaural
Format : DV format (SD mode)
Signal format : PAL standard
Recording/Playback format : Video: Digital component recording
: Audio: PCM digital recording,
32 kHz 4-channel (12-bit),
48 kHz 2-channel (16-bit)
Cassette : Mini DV cassette
Tape speed : SP : 18.8 mm/s
LP : 12.5 mm/s
Maximum recording time : SP : 80 min.
(using 80 min. cassette) LP : 120 min.
Storage media : SD Memory Card/MultiMediaCard
Compression system : JPEG (compatible)
File size : 2 modes (1024 x 768 pixels, 640 x 480 pixels)
Picture quality : 2 modes (FINE/STANDARD)
Approximate number of
storable images : pg. 18.
S-Video
Output : Y : 1 V (p-p), 75 Ω, analogue
C : 0.29 V (p-p), 75 Ω, analogue
Input* : Y : 0.8 V (p-p) -1.2 V (p-p), 75 Ω, analogue
C : 0.2 V (p-p) -0.4 V (p-p), 75 Ω, analogue
AV
Video output : 1 V (p-p), 75 Ω, analogue
Video input* : 0.8 V (p-p) -1.2 V (p-p), 75 Ω, analogue
Audio output : 300 mV (rms), 1 kΩ, analogue, stereo
Audio input* : 300 mV (rms), 50 kΩ, analogue, stereo
DV
Output : 4-pin, IEEE 1394 compliant
Input : 4-pin, IEEE 1394 compliant
USB* :5-pin
EDIT : Ø3.5 mm, 2-pole
* GR-D70 only
Power requirement : AC 110 V to 240 V ~, 50 Hz/60 Hz
Output : DC 11 V , 1 A
Specifications shown are for SP mode unless otherwise indicated. E & O.E. Design and specifications subject
to change without notice.
GR-D70EK,GR-D70EX,GR-D70EY,GR-D70EZ M3D127

JVC GR-D70EX Specifications

General

Type	Camcorder
Optical Sensor Type	CCD
Optical Zoom	20x
Digital Zoom	700x
Video Format	Mini DV
Image Stabilizer	Electronic
Display Type	LCD
Microphone Operation Mode	Stereo
Battery Type	BN-VF707
LCD Screen Resolution	112, 000 pixels
Viewfinder	Color
Still Image Format	JPEG
Recording Media	Mini DV
Audio Format	PCM
Focus Adjustment	Automatic/Manual
Display Size	2.5-inch
Connector Type	USB
Interface	USB

Summary

SPECIFICATIONS

General Specifications

Covers power, dimensions, weight, and environmental conditions.

Camcorder Details

Details pickup, lens, LCD monitor, and viewfinder specifications.

Digital Still Camera Function

Lists specifications for the digital still camera feature.

Connectors and AC Adapter

Lists various input/output connectors and AC adapter power requirements.

Section 1 PRECAUTIONS

Safety Precautions During Servicing

Outlines critical safety measures and precautions to be followed during servicing.

Section 2 SPECIFIC SERVICE INSTRUCTIONS

Pre-Assembly and Disassembly Procedures

General precautions and instructions before starting disassembly.

Cabinet Parts Assembly & Disassembly

Details the process for disassembling and assembling the camera's outer casing.

Camera Section and Board Assembly & Disassembly

Covers the procedures for disassembling the camera section and its boards.

VF Assembly Assembly & Disassembly

Explains how to take apart and reassemble the viewfinder assembly.

Monitor Assembly Assembly & Disassembly

Details the procedures for servicing the monitor assembly.

OP Block and CCD Board Assembly & Disassembly

Covers disassembly of the optical block and CCD board assembly.

Service Notes, Cassette Ejection, and Emergency Display

Contains service reminders, cassette ejection procedures, and error code explanations.

Safety Check After Servicing

Insulation Resistance Test

Confirms specified insulation resistance between power cord and exposed parts.

Dielectric Strength Test

Confirms specified dielectric strength between power cord and exposed parts.

Clearance Distance Checks

Confirms specified clearance distance between soldered terminals and surrounding parts.

Leakage Current Test

Confirms specified or lower leakage current between earth ground and exposed parts.

Grounding Impedance Test

Confirms specified grounding impedance between AC inlet and accessible parts.

SECTION 3 ADJUSTMENT

Preparation for Adjustment

Outlines precautions and requirements before starting adjustment procedures.

Required Tools for Adjustment

Lists and describes the necessary test equipment and tools for adjustment.

3.3 JIG CONNECTOR CABLE

Jig Connector Schematic Diagram

Shows the schematic diagram for connecting the jig connector.

Jig Connector Board Layout

Illustrates the board layout for the jig connector.

3.4 MECHANISM COMPATIBILITY ADJUSTMENT

Tape Pattern Check Procedure

Details the steps for checking the tape pattern and adjusting guide rollers.

3.5 ELECTRICAL ADJUSTMENT

Electrical Adjustment with Personal Computer

Describes electrical adjustment procedures using a personal computer and service support system.