SERVICE MANUAL
DIGITAL VIDEO CAMERA
No. 86642
June 2001
This service manual is printed on 100% recycled paper.
COPYRIGHT © 2001 VICTOR COMPANY OF JAPAN, LTD.
GR-DVM55UM,DVM75UM
Regarding service information other than these sections, refer to the GR-DVM55U/DVM75U service manual (No. 86615).
Also, be sure to note important safety precautions provided in the service manual.
SPECIFICATIONS (The specifications shown pertain specifically to the model GR-DVM55U/DVM75U)
Camcorder
For General
Power supply
: DC 11.0 V } (Using AC Adapter)
DC 7.2 V } (Using battery pack)
Power consumption
LCD monitor off, viewfinder on
: Approx. 4.4 W (GR-DVM75), Approx. 4.0 W (GR-DVM55)
LCD monitor on, viewfinder off
: Approx. 5.2 W (GR-DVM75), Approx. 4.8 W (GR-DVM55)
Dimensions (W x H x D)
: 97 mm x 120 mm x 51 mm (3-7/8" x 4-3/4" x 2-1/16")
(with the LCD monitor closed and the viewfinder pushed back in)
Weight
: Approx. 500 g (1.1 lbs) (GR-DVM75)
Approx. 470 g (1.1 lbs) (GR-DVM55)
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
Lens
: F 1.8, f = 3.6 mm to 36 mm, 10:1 power zoom lens
Filter diameter
: ø27 mm
LCD monitor
: 2.5" diagonally measured, LCD panel/TFT active matrix system
Viewfinder
: Electronic viewfinder with 0.44" colour LCD
Speaker
: Monaural
For Digital Video Camera
Format
: DV format (SD mode)
Signal format
: NTSC 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.
For Digital Still Camera (GR-DVM75 only)
Storage media
: SD Memroy Card/MultiMediaCard
Compression system
: Still image : JPEG (compatible)
Moving image : MPEG4 (compatible)
File size
: 2 modes (XGA: 1024 x 768 pixels/VGA: 640 x 480 pixels)
Picture quality
: 2 modes (FINE/STANDARD)
Approximate number of storable images
(with the provided memory card [8 MB], with Sound Effects pre-stored)
FINE
: 40 (VGA), 20 (XGA)
STANDARD
: 130 (VGA), 60 (XGA)
(with an optional memory card [16 MB])
FINE
: 100 (VGA), 40 (XGA)
STANDARD
: 290 (VGA), 140 (XGA)
(with an optional memory card [32 MB])
FINE
: 210 (VGA), 90 (XGA)
STANDARD
: 610 (VGA), 290 (XGA)
(with an optional memory card [64 MB])
FINE
: 430 (VGA), 190 (XGA)
STANDARD
: 1230 (VGA), 600 (XGA)
For Connectors
AV
Video output
: 1 V (p-p), 75
, analog
Video input (GR-DVM75 only)
: 0.8 V (p-p) 1.2 V (p-p), 75
, analog
Audio output
: 300 mV (rms), 1 k
, analog, stereo
Audio input (GR-DVM75 only)
: 300 mV (rms), 50 k
, analog, stereo
Headphone output (GR-DVM75 only) : Stereo
DV
Input/output
: 4-pin, IEEE 1394 compliant
AC adapter AP-V10U
Power requirement
U.S.A. and Canada
: AC 120 V`, 60 Hz
Other countries
: AC 110 V to 240 V`, 50 Hz/60 Hz
Output
: DC 11 V }, 1 A
Dimensions (W x H x D)
: 59 mm x 31 mm x 84 mm (2-3/8" x 1-1/4" x 3-5/16")
Weight
: Approx. 130 g (0.29 lbs)
Jack Box
For General
Dimensions (W x H x D)
: 52 mm x 22 mm x 73 mm (2-1/16" x 7/8" x 2-7/8")
Weight
: Approx. 35 g (0.78 lbs)
For Connectors
USB (GR-DVM75 only)
: Type B
EDIT (GR-DVM75 only)
: ø3.5 mm, 2-pole
S-Video
Output
: Y : 1 V (p-p), 75
, analog
C : 0.29 V (p-p), 75
, analog
Input (GR-DVM75 only)
: Y : 0.8 V (p-p) 1.2 V (p-p), 75
, analog
C : 0.2 V (p-p) 0.4 V (p-p), 75
, analog
JLIP (GR-DVM55 only)
: ø3.5 mm, 4-pole
PC (DIGITAL PHOTO)
(GR-DVM55 only)
: ø2.5 mm, 3-pole
Specifications shown are for SP mode unless otherwise indicated. E & O.E. Design and specifications
subject to change without notice.
TABLE OF CONTENTS
DIFFERENT TABLE .................................................................................................................................................................................... 1 to 3
4. CHARTS AND DIAGRAMS (4-1 to 4-22)
4.1
DVMAIN SCHEMATIC DIAGRAM [GR-DVM55UM] ............................................................................................................................... 4-1
4.2
DVMAIN SCHEMATIC DIAGRAM [GR-DVM75UM] ............................................................................................................................... 4-3
4.3
ANA IN SCHEMATIC DIAGRAM [GR-DVM75UM] ................................................................................................................................. 4-5
4.4
DSC SCHEMATIC DIAGRAM [GR-DVM75UM] ..................................................................................................................................... 4-7
4.5
MAIN CIRCUIT BOARD [GR-DVM55UM] .............................................................................................................................................. 4-9
4.6
MAIN CIRCUIT BOARD [GR-DVM75UM] ........................................................................................................................................... 4-15
4.7
JUNCTION CIRCUIT BOARD .............................................................................................................................................................. 4-21
4.8
JACK CIRCUIT BOARD ....................................................................................................................................................................... 4-22
5. PARTS LIST (5-1 to 5-2)
5.1
PACKING AND ACCESSORY ASSEMBLY <M1> ................................................................................................................................. 5-1
MODEL
GR-DVM55U
GR-DVM55UM
ITEM
AC ADAPTER
AP-V10U
AP-V10EN
The following table indicate main different points between models GR-DVM55U and GR-DVM55UM.
The following table indicate different parts number between models GR-DVM55U and GR-DVM55UM.
PACKING AND ACCESSORY ASSEMBLY <M1> Note: As for IB (INSTRUCTIONS), refer to sec.5.
MODEL
GR-DVM75U
GR-DVM75UM
ITEM
AC ADAPTER
AP-V10U
AP-V10EN
The following table indicate main different points between models GR-DVM75U and GR-DVM75UM.
FINAL ASSEMBLY <M2>
MAIN BOARD ASSEMBLY <01>
PW
MAIN BOARD ASSY
YB10318A-01
*YB10318A-02
R1413
MG RESISTOR
--
*NRSA6AJ-331W
R6014
MG RESISTOR
--
*NRSA63J-0R0X
C3001
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C3005
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C3008
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C3035
CAPACITOR
NDCA1HJ-330W
*NDCA1HJ-180W
C3050
CAPACITOR
--
*NCBA1CK-103W
C3501
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C3502
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C3503
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C3701
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C4305
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C4307
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C4310
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C4315
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C4324
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C4331
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C6003
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C6122
CAPACITOR
NCBA1CK-223W
*NCBA1AK-333W
OT7
SPACER(A)
--
*LY30029-0Q4A
SD3
SHIELD SHEET
--
*LY43181-001A
Notes : Mark -- is not used.
Mark * reference model was also changed.
REF.
MODEL
GR-DVM55U
GR-DVM55UM
!
NO.
ITEM
REF.
MODEL
GR-DVM55U
GR-DVM55UM
!
NO.
ITEM
101
LOWER CASE
LY10287-002A
*LY10287-002B
130
CASSETTE COVER
LY10288-002A
*LY10298-001B
155
SPACER(A)
LY30029-0J2B
*LY30029-0J2C
216
SPACER(A)
LY30029-0H7A
*LY30029-0H7C
220
FRONT COVER ASSY
LY20731-002C
*LY20731-002D
229
SCREW
QYSPSGT1735Z
*QYSPSGT1730Z
1
PACKING CASE
LY31717-023A
--
8
Q.CARD(JCA)
YU10350
--
9
WARRANTY INF.
BT-51005-4
--
10
REGIST.CARD
BT-51020-2
--
11
CD ROM
LY32210-002A
*LY32210-002B
! 12
AC ADAPTER
LY20739-001A
LY20688-011A
14
JACK BOX
LY32142-002A
*LY32142-002B
23
CORE FILTER
QQR0918-002
QQR0491-002
! 28
POWER CORD
--
QMPS150-190-JR
29
S VIDEO CABLE
--
QAM0004-003
30
CORE FILTER
--
QQR0491-002
31
MINI DV TAPE
--
M-DV30MEBU
REF.
MODEL
GR-DVM55U
GR-DVM55UM
!
NO.
ITEM
1
2
MDA BOARD ASSEMBLY <02>
JUNCTION BOARD ASSEMBLY <06>
AUDIO BOARD ASSEMBLY <08>
JACK BOARD ASSEMBLY <09>
The following table indicate different parts number between models GR-DVM75U and GR-DVM75UM.
PACKING AND ACCESSORY ASSEMBLY <M1> Note: As for IB (INSTRUCTIONS), refer to sec.5.
FINAL ASSEMBLY <M2>
REF.
MODEL
GR-DVM75U
GR-DVM75UM
!
NO.
ITEM
MAIN BOARD ASSEMBLY <01>
PW
MAIN BOARD ASSY
YB10319A-01
*YB10319A-02
IC1001
IC
UPD703039F1-A08
*UPD703039F1-A10
IC1401
CSP IC ASSY
YQ44887A
*YQ44888A
R1413
MG RESISTOR
--
*NRSA6AJ-331W
R3902
MG RESISTOR
--
*NRSA6AJ-102W
R3903
MG RESISTOR
--
*NRSA6AJ-102W
R8080
MG RESISTOR
--
*NRSA6AJ-103W
C3001
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C3005
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C3008
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C3035
CAPACITOR
NDCA1HJ-330W
*NDCA1HJ-180W
C3050
CAPACITOR
--
*NCBA1CK-103W
C3501
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C3502
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C3503
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C3701
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C3916
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C3920
CAPACITOR
NBE20JM-106X
*NCB11CK-105X
C4305
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C4307
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C4310
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C4315
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C4324
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C4331
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
REF.
MODEL
GR-DVM75U
GR-DVM75UM
!
NO.
ITEM
1
PACKING CASE
LY31717-022A
--
8
Q.CARD(JCA)
YU10350
--
9
WARRANTY INF.
BT-51005-4
--
10
REGIST.CARD
BT-51020-2
--
11
CD ROM
LY32210-004A
*LY32210-004B
! 12
AC ADAPTER
LY20739-001A
LY20688-011A
14
JACK BOX
LY32142-001A
*LY32142-001B
! 28
POWER CORD
--
QMPS150-190-JR
29
S VIDEO CABLE
--
QAM0004-003
31
MINI DV TAPE
--
M-DV30MEBU
REF.
MODEL
GR-DVM75U
GR-DVM75UM
!
NO.
ITEM
! 101
LOWER CASE ASSY
LY20727-001A
*LY20727-001B
155
SPACER(A)
LY30029-0J2B
*LY30029-0J2C
216
SPACER(A)
LY30029-0H7B
*LY30029-0H7C
220
FRONT COVER ASSY
LY20731-001C
*LY20731-001D
229
SCREW
QYSPSGT1735Z
*QYSPSGT1730Z
232
SCREW
QYSPSGT1735Z
*QYSPSGT1730Z
PW1
JACK BOARD ASSY
YB10323A1
*YB10323A1-01
REF.
MODEL
GR-DVM55U
GR-DVM55UM
!
NO.
ITEM
C2108
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C2207
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C2208
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C2211
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C2214
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C2402
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
REF.
MODEL
GR-DVM55U
GR-DVM55UM
!
NO.
ITEM
PW2
JUNCTION BOARD ASSY
YB10323B2-01
*YB10323B2-02
REF.
MODEL
GR-DVM55U
GR-DVM55UM
!
NO.
ITEM
C4803
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C4851
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C4861
CAPACITOR
NCBA1HK-102W
*NCBA1CK-103W
C4862
CAPACITOR
NCBA1HK-102W
*NCBA1CK-103W
C4864
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
REF.
MODEL
GR-DVM55U
GR-DVM55UM
!
NO.
ITEM
Notes : Mark -- is not used.
Mark * reference model was also changed.
C6003
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C8007
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C8010
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C8020
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C8046
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C8101
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C8102
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C8401
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C8405
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
OT7
SPACER(A)
--
*LY30029-0Q3A
OT8
SPACER(A)
--
*LY30029-0Q1A
SD3
SHIELD SHEET
--
*LY43181-001A
MDA BOARD ASSEMBLY <02>
REF.
MODEL
GR-DVM75U
GR-DVM75UM
!
NO.
ITEM
C4803
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C4851
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C4861
CAPACITOR
NCBA1HK-102W
*NCBA1CK-103W
C4862
CAPACITOR
NCBA1HK-102W
*NCBA1CK-103W
C4864
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
JUNCTION BOARD ASSEMBLY <06>
REF.
MODEL
GR-DVM75U
GR-DVM75UM
!
NO.
ITEM
PW2
JUNCTION BOARD ASSY
YB10323A2-01
*YB10323A2-02
STROBE BOARD ASSEMBLY <07>
REF.
MODEL
GR-DVM75U
GR-DVM75UM
!
NO.
ITEM
C6507
CAPACITOR
NCZ1019-273X
*NCZ1008-473X
JACK BOARD ASSEMBLY <09>
REF.
MODEL
GR-DVM75U
GR-DVM75UM
!
NO.
ITEM
PW1
JACK BOARD ASSY
YB10323A1
*YB10323A1-01
Notes : Mark -- is not used.
Mark * reference model was also changed.
3
REF.
MODEL
GR-DVM75U
GR-DVM75UM
!
NO.
ITEM
AUDIO BOARD ASSEMBLY <08>
REF.
MODEL
GR-DVM75U
GR-DVM75UM
!
NO.
ITEM
C2108
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C2207
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C2208
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C2211
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C2214
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C2301
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C2402
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
C2751
T CAPACITOR
NBE20JM-106X
*NBE80JM-106X
Printed in Japan
VICTOR COMPANY OF JAPAN, LIMITED
VIDEO DIVISION
S40894