JVC GR-D250TW, GR-D250UA, GR-D250UB Service Manual

SERVICE MANUAL

DIGITAL VIDEO CAMERA

YF07820053

GR-D250TW, GR-D250UA,

GR-D250UB

GR-D250TW,GR-D250UAM,
GR-D250UBM[M5D2S3]

For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700(MECHANISM ASSEMBLY).
Regarding service information other than these sections, refer to the service manual No. YF076 (GR-D250US).
Also, be sure to note important safety precautions provided in the service manual.

TABLE OF CONTENTS

1 PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

2 SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

3 DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

4 ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

5 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

COPYRIGHT © 2005 Victor Company of Japan, Limited

No.YF078

2005/3

SPECIFICATION

Camcorder

For General Power supply DC 11.0 V(Using AC Adapter)

DC 7.2 V (Using battery pack)

Power consumption Approx. 3.2 W (LCD monitor off, viewfinder on)

Approx. 4.2 W (LCD monitor on, viewfinder off)

Dimensions (W × H × D) 56 mm × 94 mm × 112 mm(2-1/4" x 3/4" x 7/16")

(with the LCD monitor closed and the viewfinder pushed back in)

Weight Approx. 430g (0.95 lbs)

(without battery, cassette and lens cap)
Approx. 510 g (1.1 lbs)
(incl. battery, cassette and lens cap)

Operating temperature 0°C to 40°C (32°F to 104°F)

Operating humidity 35% to 80%

Storage temperature -20°C to 50°C (-4°F to 122°F)

Pickup 1/6" CCD
Lens F 1.8, f = 2.2 mm to 55 mm, 25:1 power zoom lens
Filter diameter Ø27 mm
LCD monitor 2.5" diagonally measured, LCD panel/TFT active matrix system
Viewfinder Electronic viewfinder with 0.16" color LCD
Speaker Monaural

For Digital Video
Camera

For Connectors AV Video output 1.0 V (p-p), 75Ω, analogue

Format DV format (SD mode)
Signal format NTSC standard
Recording/Playback

format

Cassette Mini DV cassette
Tape speed SP: 18.8 mm/s, LP: 12.5 mm/s
Maximum recording time

(using 80 min. cassette)

DV Input/output 4-pin, IEEE 1394 compliant

Video Digital component recording
Audio PCM digital recording, 32 kHz 4-channel (12-bit), 48 kHz 2-channel (16-bit)

SP: 80 min., LP: 120 min.

Audio output 300 mV (rms), 1 kΩ, analogue, stereo

AC Adapter

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.

1-2 (No.YF078)