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SERVICE MANUAL
No. 86683
March 2002
This service manual is printed on 100% recycled paper.
COPYRIGHT © 2002 VICTOR COMPANY OF JAPAN, LTD.
(The specifications shown pertain specifically to the model GR-DVL320, DVL520, DVL820, DVL1020)
DIGITAL VIDEO CAMERA
SPECIFICATIONS
Regarding service information other than these sections, refer to the GR-DVL765EG service manual (No. 86670).
Also, be sure to note important safety precautions provided in the service manual.
GR-DVL820A/EA/SH,
DVL1020A/EA/SH
Camcorder
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. 4.5 W (GR-DVL1020/DVL820)
Approx. 4.3 W (GR-DVL520/DVL320)
LCD monitor on, viewfinder off : Approx. 5.7 W (GR-DVL1020/DVL820)
Approx. 5.3 W (GR-DVL520/DVL320)
Video light
: Approx. 2.8 W (GR-DVL1020/DVL820)
Approx. 3.5 W (GR-DVL520/DVL320)
Dimensions (W x H x D)
: 79 mm x 89 mm x 184 mm (GR-DVL1020/DVL820)
79 mm x 89 mm x 167 mm (GR-DVL520/DVL320)
(with the LCD monitor closed and the viewfinder pushed down)
Weight
: Approx. 580 g (GR-DVL1020)
Approx. 570 g (GR-DVL820)
Approx. 560 g (GR-DVL520)
Approx. 550 g (GR-DVL320)
Operating temperature
: 0°C to 40°C
Operating humidity
: 35% to 80%
Storage temperature
: ­20°C to 50°C
Pickup
: 1/3.8" CCD (GR-DVL1020/DVL820)
1/4" CCD (GR-DVL520/DVL320)
Lens
: F 1.8, f = 3.8 mm to 38 mm, 10:1 power zoom lens (GR-DVL1020/DVL820)
F 1.8, f = 3.6 mm to 36 mm, 10:1 power zoom lens(GR-DVL520/DVL320)
Filter diameter
: ø37 mm
LCD monitor
: 3.5" diagonally measured, LCD panel/TFT active matrix system
(GR-DVL1020)
2.5" diagonally measured, LCD panel/TFT active matrix system
(GR-DVL820/DVL520/DVL320)
Viewfinder
: Electronic viewfinder with 0.44" colour LCD (GR-DVL1020)
Electronic viewfinder with 0.24" black/white LCD (GR-DVL820/DVL520/DVL320)
Speaker
: Monaural
Digital Video Camera
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.
Digital Still Camera Function (GR-DVL1020/DVL820/DVL520 only)
Storage media
: SD Memory Card/MultiMediaCard
Compression system
: Still image : JPEG (compatible)
Moving image* : MPEG4 (compatible)
File size
: 3 modes (1280 X 960 pixels*, 1024 x 768 pixels,
640 x 480 pixels)
Picture quality
: 2 modes (FINE/STANDARD)
Approximate number of
storable images
:
pg. 27.
* GR-DVL1020/DVL820 only.
Connectors
S-Video
Output
: Y:1 V (p-p), 75
, analogue
C:0.29 V (p-p), 75
, analogue
Input (GR-DVL1020/DVL820 only)
: Y:0.8 V (p-p) ­ 1.2 V (p-p), 75
, analogue
C:0.2 V (p-p) ­ 0.4 V (p-p), 75
, analogue
AV
Video output
: 1 V (p-p), 75
, analogue
Video input (GR-DVL1020/DVL820 only) : 0.8 V (p-p) ­ 1.2 V (p-p), 75
, analogue
Audio output
: 300 mV (rms), 1 k
, analogue, stereo
Audio input (GR-DVL1020/DVL820 only) : 300 mV (rms), 50 k
, analogue, stereo
DV
Output
: 4-pin, IEEE 1394 compliant
Input
: 4-pin, IEEE 1394 compliant
USB (GR-DVL1020/DVL820/DVL520 only)
: 5-pin
PC (GR-DVL320 only)
: ø2.5 mm, 3-pole
EDIT (GR-DVL1020/DVL820/DVL520 only)
: ø3.5 mm, 2-pole
JLIP (GR-DVL320 only)
: ø3.5 mm, 4-pole
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.

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1
The following table indicate main different points between models GR-DVL765EG-X, GR-DVL820A, GR-DVL820A-S,
GR-DVL820EA, GR-DVL820SH, GR-DVL1020A, GR-DVL1020EA and GR-DVL1020SH.
The following table indicate different parts number between models GR-DVL765EG-X, GR-DVL820A, GR-DVL820A-S,
GR-DV820EA, GR-DVL820SH, GR-DVL1020A, GR-DVL1020EA and GR-DVL1020SH.
PACKING AND ACCESSORY ASSEMBLY <M1> Note: As for IB (INSTRUCTIONS), refer to sec.5.
MODEL
GR-DVL765EG-X
GR-DVL820A
GR-DVL820A-S
GR-DVL820EA
GR-DVL820SH
GR-DVL1020A
GR-DVL1020EA GR-DVL1020SH
ITEM
LCD MONITOR
2.5"
3.5"
VIEW FINDER
B/W
COLOR
DV TERMINAL
OUTPUT ONLY
IN/OUT
TOTAL ZOOM RATIO
500X
700X
700X
700X
! REF.
MODEL
GR-DVL765EG-X
GR-DVL820A
GR-DVL820A-S
GR-DVL820EA
GR-DVL820SH
GR-DVL1020A
GR-DVL1020EA GR-DVL1020SH
NO.
ITEM
FINAL ASSEMBLY <M2>
101
UPPER CASE ASSY
LY20774-005B
*LY20774-005C
*
*
LY20797-004C
101A
TOP COVER
LY20775-001A
LY20776-001A
101E
COVER(SD)
LY32375-001A
*LY32375-001B
*
*
*
*
*
*
101J
EARTH SHEET/BRAKET(EARTH)
LY43540-001A
*LY32886-001A
*
*
*
LY32887-001A
101M SPECIAL SCREW,X2
LY30018-084A
LY30018-038A
120
STICKER(SIDE)
LY43566-005A
LY43566-003A
122
SPACER(A)
--
*LY30029-0Y5A
*
*
*
--
*LY30029-0Y5A
*
140
LOWER CASE ASSY
LY20769-004D
LY20769-003E
140B
COVER(DC)
LY32364-001A
*LY32364-001B
*
*
*
*
*
*
144
PLATE(ADJUST)
LY43256-001A
*LY43256-001B
*
*
*
*
*
*
252
SPACER(A)
--
--
LY30029-0Z7A
! REF.
MODEL
GR-DVL765EG-X
GR-DVL820A
GR-DVL820A-S
GR-DVL820EA
GR-DVL820SH
GR-DVL1020A
GR-DVL1020EA GR-DVL1020SH
NO.
ITEM
ELECTRONIC VIEWFINDER ASSEMBLY <M4>
300
C.VF ASSY
----------
LY20838-003A
301
EYE CUP/EYE PIECE ASSY
LY32349-001A
PTY20712-001
302
CASE A(VF)/TOP CASE SUB ASSY
LY20766-001A
PTY20712-011
303
BOTTOM CASE
----------
PTY20712-021
304
CAP(VF)
LY32351-001A
PTY20712-022
305
VF HINGE ASSY/HINGE ASSY
LY20824-001B
PTY20838-031
306
LCD MODULE/LCD ASSY
QLD0193-001
PTY20712-041
307
FPC
QAL0380-002
QAL0287-001
308
SPECIAL SCREW,X4
----------
LY30018-063A
309
SPECIAL SCREW,X3
LY30018-0F1A
LY30018-055A
310
SPECIAL SCREW,X2
----------
LY30018-035A
311
SCREW
----------
PTY20712-051
321
CASE B(VF)
LY20767-001A
----
--
322
SPECIAL SCREW
LY30019-037A
----
--
323
LEVER(VF)
LY43231-001A
----
--
324
LENS ASSY
LY32472-001A
----
--
324A
LENS(A)
LY43356-001A
----
--
324B
LENS(B)
LY43357-001A
----
--
325
SPRING(VF)
LY43404-001A
----
--
331
SHEET
LY43236-001A
----
--
332
SHEET2(POLA)
LY43246-001A
----
--
333
HOLDER LCD(VF)
LY32347-001A
----
--
334
SHEET(CUSION)
LY43245-001A
----
--
335
SHEET1(POLA)
LY43234-001A
----
--
336
SHEET(VF)
LY43232-001A
----
--
337
SHEET(DIFF)
LY43235-001A
----
--
338
HOLDER(LED)
LY43238-001A
----
--
339
GUIDE(VF),X2
LY43239-001A
----
--
340
SPECIAL SCREW,X4
LY30018-060A
----
--
341
SPACER(A)
LY30029-0U6A
----
--
343
BRACKET(VF)
----------
LY43827-001A
! REF.
MODEL
GR-DVL765EG-X
GR-DVL820A
GR-DVL820A-S
GR-DVL820EA
GR-DVL820SH
GR-DVL1020A
GR-DVL1020EA GR-DVL1020SH
NO.
ITEM
Notes : Mark
is same as left.
Mark -- is not used.
Mark * reference model was also changed.
TABLE OF CONTENTS
DIFFERENT TABLE ................................................................................................................................................................................................... 1 to 2
4.
CHARTS AND DIAGRAMS (4-1 to 4-6)
4.1 MAIN CIRCUIT BOARD [GR-DVL1020EA/SH] ....................................................................................................................................................... 4-1
5.
PARTS LIST (5-1 to 5-17)
5.1 PACKING AND ACCESSORY ASSEMBLY <M1> ................................................................................................................................................... 5-1
5.2 FINAL ASSEMBLY <M2> ........................................................................................................................................................................................ 5-3
5.3 ELECTRONIC VIEWFINDER ASSEMBLY <M4> [GR-DVL1020A/EA/SH] ............................................................................................................. 5-6
5.4 MONITOR ASSEMBLY <M5> [GR-DVL820A/A-S/EA/SH] ..................................................................................................................................... 5-7
5.4 MONITOR ASSEMBLY <M5> [GR-DVL1020A/EA/SH] .......................................................................................................................................... 5-8
5.5 ELECTRICAL PARTS LIST ..................................................................................................................................................................................... 5-9
MAIN BOARD ASSEMBLY <01> ............................................................................................................................................................................ 5-9
1
PACKING CASE
LY32567-021A
LY32567-017A
LY32567-008A
LY32567-019A
3
POLY BAG
LY30023-008A
*LY30023-022A
*
*
*
*
*
*
7
SHEET(AGREMENT)
LYT0934-001A
----
--
8
SHEET(E.UE)
LYT0889-010A
----------
BT-56001-2
--
13
SHEET(CON.PLUG)
--
LYT0609-001A
--
--
LYT0609-001A
--
--
14
SER.NET CARD
--
--
--
BT-56002-2
--
--
BT-56002-2
--
! 26
POWER CORD
QMPL120-190-JR
QMPS110-190-JR
QMPH020-190-JR QMPL120-190-JR
QMPH020-190-JR QMPL120-190-JR
! 29
CONVERSION PLUG
--
PEMC1012-02
PEMC1012
--
QAM0001-001
PEMC1012-02
--
QAM0001-001
34
CD ROM ASSY
LY32210-023A
LY32210-038A
36
CAP(HOOD)ASSY/CAP(M)ASSY
LY43294-002A
*LY43322-002A
*
*
*
*
*
*
38
WARRANTY CARD
BT-54013-2
--
--
BT-56001-2
--
--
BT-56001-2
--
39
ADAPTOR PLUG
QAM0302-001
----------
--
--
40
CORE FILTER
QQR0919-002
*--
*--
*--
*--
*--
*--
*--

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2
MONITOR ASSEMBLY <M5>
500
MONITOR ASSY
LYH20246-043B
LYH20246-042B
501
MONITOR COVER ASSY
LY20863-001B
LY20864-001C
501F
EARTH MON
LY43784-001A
LY43785-001A
501G WINDOW(M.MEGA)
LY32704-001A
LY32704-002A
501H PLATE
LY32706-001B
LY32707-001B
502
MONITOR CASE ASSY
LY20874-001A
LY20598-002A
504
HOLDER
LY20674-001A
LY20568-001A
506
BACK LIGHT
QLL0121-001
QLL0123-001
507
LCD MODULE
QLD0154-001
QLD0203-001
511
SPACER(A)
--
*LY30029-0Y4A
*
*
*
----
--
512
SPACER(A)
----------
LY30029-0Y6A
! REF.
MODEL
GR-DVL765EG-X
GR-DVL820A
GR-DVL820A-S
GR-DVL820EA
GR-DVL820SH
GR-DVL1020A
GR-DVL1020EA GR-DVL1020SH
NO.
ITEM
MAIN BOARD ASSEMBLY <01>
PW
MAIN BOARD ASSY
YB10391QC
YB10391PD-01
YB10391QD-03
! REF.
MODEL
GR-DVL765EG-X
GR-DVL820A
GR-DVL820A-S
GR-DVL820EA
GR-DVL820SH
GR-DVL1020A
GR-DVL1020EA GR-DVL1020SH
NO.
ITEM
MONITOR BOARD ASSEMBLY <02>
PW
MONITOR BOARD ASSY
YB10360PG-02
YB10360PJ
IC7101 IC(DIGITAL)
TC7SH32FU
----
Q7101 TRANSISTOR
2SA1774/QR/-X
----
Q7102 TRANSISTOR
2SC4617/QR/-X
----
R7110 MG RESISTOR
NRSA63J-562X
----
R7111 MG RESISTOR
NRSA63J-0R0X
----
R7113 MG RESISTOR
NRSA63J-0R0X
----
R7114 MG RESISTOR
NRSA63J-271X
----
R7116 MG RESISTOR
NRSA63J-102X
----
R7604 MG RESISTOR
----------
NRSA63J-0R0X
R7612 CMF RESISTOR
NRVA63D-223X
NRSA63D-682X
R7624 CMF RESISTOR
----------
NRVA63D-223X
R7625 CMF RESISTOR
----------
NRVA63D-223X
R7626 CMF RESISTOR
----------
NRVA63D-183X
R7627 CMF RESISTOR
----------
NRVA63D-334X
R7634 MG RESISTOR
----------
NRSA63J-0R0X
R7635 MG RESISTOR
----------
NRSA63J-0R0X
R7636 MG RESISTOR
NRSA63J-101X
NRSA63J-221X
NRSA63J-101X
R7637 MG RESISTOR
NRSA63J-101X
NRSA63J-221X
NRSA63J-101X
R7638 MG RESISTOR
NRSA63J-101X
NRSA63J-221X
NRSA63J-101X
R7640 MG RESISTOR
----------
NRSA63J-0R0X
R7643 MG RESISTOR
----------
NRSA63J-0R0X
R7644 MG RESISTOR
----------
NRSA63J-0R0X
R7645 MG RESISTOR
----------
NRSA63J-0R0X
R7646 MG RESISTOR
----------
NRSA63J-0R0X
C7101 CAPACITOR
NDC31HJ-221X
----
--
C7102 CAPACITOR
NCF31CZ-104X
----
--
C7636 CAPACITOR
----------
NCF31CZ-104X
C7638 CAPACITOR
----------
NCB21AK-225X
C7639 T CAPACITOR
----------
NBE21AM-106X
L7605 COIL
NQL365K-100X
----
L7606 COIL
----------
NQL365K-100X
OT2
SPACER
--
LY43869-001A
! REF.
MODEL
GR-DVL765EG-X
GR-DVL820A
GR-DVL820A-S
GR-DVL820EA
GR-DVL820SH
GR-DVL1020A
GR-DVL1020EA GR-DVL1020SH
NO.
ITEM
DSC BOARD ASSEMBLY <10>
PW
DSC BOARD ASSY
YB20931F-01
YB20931D-01
IC8003 IC(MICRO C ROM)
MBV160TE90PTA29
MBV160TE90PTA41
IC8007 IC
MM1385EN
----
--
IC8301 IC
----------
ISP1181ADGG
Q8001 DIGI TRANSISTOR
DTA114EE
----
--
R8020 MG RESISTOR
NRSA6AJ-0R0W
----
--
R8027 MG RESISTOR
NRSA6AJ-152W
----
--
R8028 MG RESISTOR
NRS181J-270X
----
--
R8029 MG RESISTOR
NRS181J-270X
----
--
R8030 MG RESISTOR
NRSA6AJ-105W
NRSA6AJ-0R0W
R8031 MG RESISTOR
NRSA6AJ-105W
NRSA6AJ-0R0W
R8036 MG RESISTOR
NRSA6AJ-105W
----
--
R8056 MG RESISTOR
----------
NRSA6AJ-0R0W
R8074 MG RESISTOR
----------
NRSA6AJ-473W
R8302 MG RESISTOR
----------
NRS181J-220X
R8303 MG RESISTOR
----------
NRS181J-220X
R8305 MG RESISTOR
----------
NRSA6AJ-105W
R8306 MG RESISTOR
----------
NRSA6AJ-103W
R8307 MG RESISTOR
----------
NRSA6AJ-103W
R8308 MG RESISTOR
----------
NRSA6AJ-103W
R8309 MG RESISTOR
----------
NRSA6AJ-103W
R8311 MG RESISTOR
----------
NRSA6AJ-0R0W
C8027 CAPACITOR
NCB30JK-105X
----
--
C8028 CAPACITOR
NCBA1AK-104W
----
--
C8029 T CAPACITOR
NBE20JM-106X
----
--
C8301 T CAPACITOR
----------
NBE20JM-106X
C8305 CAPACITOR
----------
NCBA1AK-104W
C8306 CAPACITOR
----------
NCBA1AK-104W
C8307 CAPACITOR
----------
NCBA1AK-104W
C8310 CAPACITOR
----------
NCBA1AK-104W
C8311 CAPACITOR
----------
NCBA1AK-104W
L8301 FERRITE BEAD
----------
NQR0129-002X
X8002 C OSCILLATOR
NAX0398-001X
----
--
X8301 RESONATOR
----------
NAX0522-001X
! REF.
MODEL
GR-DVL765EG-X
GR-DVL820A
GR-DVL820A-S
GR-DVL820EA
GR-DVL820SH
GR-DVL1020A
GR-DVL1020EA GR-DVL1020SH
NO.
ITEM
Notes : Mark
is same as left.
Mark -- is not used.
Mark * reference model was also changed.

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Printed in Japan
VICTOR COMPANY OF JAPAN, LIMITED
VIDEO DIVISION
S40894

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SCHEMATIC DIAGRAMS
No. 86683SCH
March 2002
This schematic diagrams is printed on 100% recycled paper.
COPYRIGHT © 2002 VICTOR COMPANY OF JAPAN, LTD.
(The specifications shown pertain specifically to the model GR-DVL320, DVL520, DVL820, DVL1020)
DIGITAL VIDEO CAMERA
SPECIFICATIONS
Regarding service information other than these sections, refer to the GR-DVL765EG service manual (No. 86670).
Also, be sure to note important safety precautions provided in the service manual.
GR-DVL820A/EA/SH,
DVL1020A/EA/SH
CD-ROM No.SML200204
Camcorder
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. 4.5 W (GR-DVL1020/DVL820)
Approx. 4.3 W (GR-DVL520/DVL320)
LCD monitor on, viewfinder off : Approx. 5.7 W (GR-DVL1020/DVL820)
Approx. 5.3 W (GR-DVL520/DVL320)
Video light
: Approx. 2.8 W (GR-DVL1020/DVL820)
Approx. 3.5 W (GR-DVL520/DVL320)
Dimensions (W x H x D)
: 79 mm x 89 mm x 184 mm (GR-DVL1020/DVL820)
79 mm x 89 mm x 167 mm (GR-DVL520/DVL320)
(with the LCD monitor closed and the viewfinder pushed down)
Weight
: Approx. 580 g (GR-DVL1020)
Approx. 570 g (GR-DVL820)
Approx. 560 g (GR-DVL520)
Approx. 550 g (GR-DVL320)
Operating temperature
: 0°C to 40°C
Operating humidity
: 35% to 80%
Storage temperature
: ­20°C to 50°C
Pickup
: 1/3.8" CCD (GR-DVL1020/DVL820)
1/4" CCD (GR-DVL520/DVL320)
Lens
: F 1.8, f = 3.8 mm to 38 mm, 10:1 power zoom lens (GR-DVL1020/DVL820)
F 1.8, f = 3.6 mm to 36 mm, 10:1 power zoom lens(GR-DVL520/DVL320)
Filter diameter
: ø37 mm
LCD monitor
: 3.5" diagonally measured, LCD panel/TFT active matrix system
(GR-DVL1020)
2.5" diagonally measured, LCD panel/TFT active matrix system
(GR-DVL820/DVL520/DVL320)
Viewfinder
: Electronic viewfinder with 0.44" colour LCD (GR-DVL1020)
Electronic viewfinder with 0.24" black/white LCD (GR-DVL820/DVL520/DVL320)
Speaker
: Monaural
Digital Video Camera
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.
Digital Still Camera Function (GR-DVL1020/DVL820/DVL520 only)
Storage media
: SD Memory Card/MultiMediaCard
Compression system
: Still image : JPEG (compatible)
Moving image* : MPEG4 (compatible)
File size
: 3 modes (1280 X 960 pixels*, 1024 x 768 pixels,
640 x 480 pixels)
Picture quality
: 2 modes (FINE/STANDARD)
Approximate number of
storable images
:
pg. 27.
* GR-DVL1020/DVL820 only.
Connectors
S-Video
Output
: Y:1 V (p-p), 75
, analogue
C:0.29 V (p-p), 75
, analogue
Input (GR-DVL1020/DVL820 only)
: Y:0.8 V (p-p) ­ 1.2 V (p-p), 75
, analogue
C:0.2 V (p-p) ­ 0.4 V (p-p), 75
, analogue
AV
Video output
: 1 V (p-p), 75
, analogue
Video input (GR-DVL1020/DVL820 only) : 0.8 V (p-p) ­ 1.2 V (p-p), 75
, analogue
Audio output
: 300 mV (rms), 1 k
, analogue, stereo
Audio input (GR-DVL1020/DVL820 only) : 300 mV (rms), 50 k
, analogue, stereo
DV
Output
: 4-pin, IEEE 1394 compliant
Input
: 4-pin, IEEE 1394 compliant
USB (GR-DVL1020/DVL820/DVL520 only)
: 5-pin
PC (GR-DVL320 only)
: ø2.5 mm, 3-pole
EDIT (GR-DVL1020/DVL820/DVL520 only)
: ø3.5 mm, 2-pole
JLIP (GR-DVL320 only)
: ø3.5 mm, 4-pole
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.