JVC GR-DVM80U Service Manual

DIGITAL VIDEO CAMERA

GR-DVM80U

Regarding service information other than these sections, refer to the GR-DVM90U service manual (No. 86565).
Also, be sure to note important safety precautions provided in the service manual.

SPECIFICATIONS

(The specifications shown pertain specifically to the model GR-DVM80U)

Camcorder

For General

Power supply : DC 6.3 V (Using AC Power Adapter/Charger)

Power consumption

LCD monitor off, viewfinder on : Approx. 4.4 W
LCD monitor on, viewfinder off : Approx. 5.2 W

Dimensions (W x H x D) : 51 mm x 125 mm x 97 mm (2-1/16" x 4-15/16" x 3-7/8")

Weight : Approx. 500 g (1.1 lbs)

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 : 1/4" CCD (Progressive Scan)
Lens : F 1.8, f = 3.8 mm to 38 mm, 10:1 power zoom lens
Filter diameter : ø27 mm
LCD monitor : 2.5" diagonally measured, LCD panel/TFT active matrix

Viewfinder : Electronic viewfinder with 0.44" color LCD
Speaker : Monaural

For Digital Video Camera

Format : DV format (SD mode)
Signal format : NTSC standard
Recording/Playback format : Video: Digital component recording

Cassette : Mini DV cassette
Tape speed : SP: 18.8 mm/s

Maximum recording time : SP: 80 min.
(using 80 min. cassette) LP: 120 min.

DC 7.2 V

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

(without cassette and battery)
Approx. 575 g (1.3 lbs)
(incl. cassette and battery)

system

: Audio: PCM digital recording, 32 kHz 4-channel (12-bit),

48 kHz 2-channel (16-bit)

LP: 12.5 mm/s

(Using battery pack)

For Connectors

Video output :1 V (p-p), 75 Ω, analog
Audio output : 300 mV (rms), 1 kΩ, analog, stereo
DV Input/output : 4-pin, IEEE 1394 compliant
Headphone output : ø3.5 mm, stereo

AC Power Adapter/Charger AA-V51U

Power requirement

U.S.A. and Canada : AC 120 V`, 60 Hz

Other countries : AC 110 V to 240 V`, 50 Hz/60 Hz
Power consumption : 23 W
Output

Charge : DC 7.2 V

VTR : DC 6.3 V
Dimensions (W x H x D) : 68 mm x 45 mm x 110 mm (2-11/16" x 1-13/16" x 4-3/8")
Weight : Approx. 254.5 g (0.57 lbs)

, 0.77 A
, 1.8 A

Docking Station CU-V503U

For General

Dimensions (W x H x D) : 55 mm x 36 mm x 107 mm (2-3/16" x 1-7/16" x 4-1/4")
Weight : Approx. 89.9 g (0.2 lbs)

For Connectors

S-Video : Y: 1 V (p-p), 75 Ω, analog output
Video : 1 V (p-p), 75 Ω, analog output

Audio : 300 mV (rms), 1 kΩ, analog output
JLIP/EDIT : ø3.5 mm, 4-pole, mini-head jack (compatible with

PC : ø2.5 mm, 3-pole
External microphone input : 506 µV (rms), high impedance unbalanced with ø3.5 mm

Specifications shown are for SP mode unless otherwise indicated. E & O.E. Design and specifications
subject to change without notice.

C: 0.29 V (p-p), 75 Ω, analog output

RC-5325 plug)

(stereo)

This service manual is printed on 100% recycled paper.

COPYRIGHT

© 2000 VICTOR COMPANY OF JAPAN, LTD.

No. 86573

July 2000

TABLE OF CONTENTS

DIFFERENT TABLE ................................................................................................................................................................. 1 to 3

5. PARTS LIST

5.1 PACKING AND ACCESSORY ASSEMBL Y <M1> ...................................................................................................... 5-1

5.2 FINAL ASSEMBL Y <M2> ......................................................................................................... ................................... 5-3

5.3 ELECTRICAL PARTS LIST

MAIN BOARD ASSEMBLY <01> ................................................................................................................................ 5-6

MMC BOARD ASSEMBLY <06> .............................................................................................................................. 5-15

AUDIO VF BOARD ASSEMBLY <08> ...................................................................................................................... 5-15

The following table indicate main different points between models GR-DVM90U and GR-DVM80U.

ITEM

DSC Used Not used
STROBE Used Not used
DOCKING STATION CU-V502U CU-V503U
MULTIMEDIA CARD Used Not used

The following table indicate different parts number between models GR-DVM90U and GR-DVM80U.

PACKING AND ACCESSORY ASSEMBLY <M1> Note: As for IB (INSTRUCTIONS), refer to sec.5.

REF NO.

1 PACKING CASE LY31717-001A LY31717-002A

! 6 DOCKING STATION LY20590-001A LY20590-003A

8 CD ROM LY31133-013A LY31133-015A
9 MULTIMEDIA CARD QAM0262-002 –

35 SHEET(ATT.) LYT0584-007A –

FINAL ASSEMBLY <M2>

REF NO.

ITEM

ITEM

MODEL

MODEL

MODEL

GR-DVM90U GR-DVM80U

GR-DVM90U GR-DVM80U

GR-DVM90U GR-DVM80U

! 101 LOWER CASE ASSY LY20576-001B LY20576-003B

106 ARM ASSY * LY20601-001B
114 ZOOM UNIT LY31680-001A LY31680-002B
115 MICROPHONE * LY31671-001B
121 CASS.COVER ASSY L Y20602-001A LY20602-003A
121A PLATE(HINGE) LY31675-001A –
121B BRACKET(HINGE) LY42261-001A –
121C SHAFT(C) LY30014-009A –
121E COVER(C.C) LY20599-001A LY20599-002A
123 GRIP BELT * LY31745-001B
134 SUB OPE ASSY LY31684-001A –
135 CAMERA OPE UNIT LY20600-001A LY20600-003A
140 SPACER(A) LY30029-054B LY30029-054C

Note: Mark – is not used. Mark is same as left. Mark * reference model was also changed.

1

REF NO.

141 SHEET – LY42406-001A
146 FRONT COVER ASSY LY20581-001D LY20581-003D
146C WINDOW(STB) LY42278-001A –
147 FRONT COVER2 * LY31761-002B
168 SPECIAL SCREW * LY30018-0B9A
176 SPECIAL SCREW LY30018-060A –
180 SCREW, X3 QYSPSPT1720R LY30018-043B
197 SPECIAL SCREW, X5 LY30018-070A LY30018-049A
204 SCREW, X2 QYSPSPT1730R QYSPSPT1735R
228 HEAT TAPE * LY42756-001B

MECHANISM ASSEMBL Y <M3>

ITEM

MODEL

GR-DVM90U GR-DVM80U

REF NO.

413 MOTOR BKT ASSY * LY30448-001G

ELECTRONIC VIEWFINDER ASSEMBLY <M4>

REF NO.

300 VF UNIT * LY31749-001C

MONITOR ASSEMBL Y <M5>

REF NO.

! 500 MONITOR ASSY LYH20164-001B LYH20164-002B
! 504 MONITOR COVER ASSY LY20585-001A LY20585-003A

504C SPECIAL SCREW, X2 * LY30018-057A

MAIN BOARD ASSEMBLY <01>

REF NO.

ITEM

ITEM

ITEM

ITEM

MODEL

MODEL

MODEL

MODEL

GR-DVM90U GR-DVM80U

GR-DVM90U GR-DVM80U

GR-DVM90U GR-DVM80U

GR-DVM90U GR-DVM80U

PW MAIN BOARD ASSY YB10284B-02 YB10284C-02

MDA BOARD ASSEMBLY <02>

REF NO.

R4850 MG RESISTOR * –

Note: Mark – is not used. Mark is same as left. Mark * reference model was also changed.

2

ITEM

MODEL

GR-DVM90U GR-DVM80U

MMC BOARD ASSEMBLY <06>

REF NO.

PW3 MMC BOARD ASSY YB10288A3 YB10288B3

STROBE BOARD ASSEMBLY <07>

REF NO.

PW STROBE BOARD ASSY YB10249C –

AUDIO VF BOARD ASSEMBLY <08>

REF NO.

PW1 AUDIO VF BOARD ASSY YB10285B2-02 YB10285C2-02

Note: Mark – is not used. Mark is same as left. Mark * reference model was also changed.

ITEM

ITEM

ITEM

MODEL

MODEL

MODEL

GR-DVM90U GR-DVM80U

GR-DVM90U GR-DVM80U

GR-DVM90U GR-DVM80U

3

JVC SERVICE & ENGINEERING COMPANY OF AMERICA

DIVISION OF JVC AMERICAS CORP.

Head office
East Coast
Midwest
West Coast
Atlanta
Hawaii

Head office
Montreal
Vancouver

1700 Valley Road Wayne, New Jersey 07470-9976

:

10 New Maple Avenue Pine Brook, New Jersey 07058-9641

:

705 Enterprise Street Aurora, Illinois 60504-8149

:

5665 Corporate Avenue Cypress, California 90630-0024

:

1500 Lakes Parkway Lawrenceville, Georgia 30043-5857

:

2969 Mapunapuna Place Honolulu, Hawaii 96819-2040

:

JVC CANADA INC.

:

21 Finchdene Square Scarborough, Ontario M1X 1A7

:

16800 Rte Trans-Canadienne, Kirkland, Quebec H9H 5G7

:

13040 Worster Court Richmond, B.C. V6V 2B3

[phone]
[phone]
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[phone]
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S40895-03

Printed in Japan