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SERVICE MANUAL
No. 86704
June 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,DVL525,DVL925,DVL970,DVL1170)
GR-DVL970ED,DVL1170ED
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.
11.0 V
7.2 V
4.5 W (GR-DVL1170/DVL970)
4.3 W (GR-DVL925/DVL525/DVL520/DVL320)
5.7 W (GR-DVL1170/DVL970)
5.3 W (GR-DVL925/DVL525/DVL520/DVL320)
2.8 W (GR-DVL1170/DVL970)
3.5 W (GR-DVL925/DVL525/DVL520/DVL320)
×
×
79 mm
× 89 mm × 184 mm (GR-DVL1170/DVL970)
79 mm
× 89 mm × 167 mm (GR-DVL925/DVL525/DVL520/
DVL320)
-
580 g GR-DVL1170
570 g GR-DVL970/DVL925
560 g GR-DVL525/DVL520
550 g GR-DVL320
0°C
40°C
35%
80%
­ 20°C
50°C
1/3.8" CCD (GR-DVL1170/DVL970)
1/4" CCD (GR-DVL925/DVL525/DVL520/DVL320)
F1.8, f = 3.8 mm
38 mm 10:1
(GR-DVL1170/DVL970)
F1.8, f = 3.6 mm
36 mm 10:1
(GR-DVL925/DVL525/DVL520/DVL320)
ø37 mm
3.5"
TFT
GR-DVL1170/DVL925/DVL520
2.5"
TFT
GR-DVL970/DVL525/DVL320
0.24"
DV
SD
PAL
PCM
32 kHz 4-
12-BIT
48 kHz 2-
16-BIT
Mini DV
SP 18.8 mm
LP 12.5 mm
SP 80
80
LP 120
GR-DVL1170/DVL970/DVL925/DVL525
SD
JPEG
MPEG4
3
1280 X 960
1024 X 768
640 X 480
2
FINE
STANDARD
27
GR-DVL1170/DVL970
S-
Y
1 V (p-p) 75
C
0.29 V (p-p) 75
GR-DVL1170
Y
0.8 V (p-p) ­ 1.2 V (p-p) 75
C
0.2 V (p-p) ­ 0.4 V (p-p) 75
1 V (p-p) 75
GR-DVL1170
0.8 V (p-p) ­ 1.2 V (p-p) 75
300 mV (rms) 1 k
GR-DVL1170
300 mV (rms) 50 k
4
IEEE 1394
4
IEEE 1394
USB
GR-DVL1170/DVL970/DVL925/DVL525
5
PC
GR-DVL520/DVL320
ø2.5 mm 3
EDIT
GR-DVL1170/DVL970/DVL925/DVL525
ø3.5 mm 2
JLIP
GR-DVL520/DVL320
ø3.5 mm 4
JVC
110 V ~ 240 V` 50 Hz/60 Hz
11 V
1 A
E & O.E
SP
-
-
Forum Tec
: 972 9 7964119,
972 68 645477, : 972 9 7965674
: [email protected]


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TABLE OF CONTENTS
DIFFERENT TABLE ........................................................................................................................................................... 1 to 2
4. CHARTS AND DIAGRAMS (4-1 to 4-10)
4.1
MAIN CIRCUIT BOARD ................................................................................................................................................ 4-1
4.2
MONITOR CIRCUIT BOARD ........................................................................................................................................ 4-7
4.3
DSC CIRCUIT BOARD ................................................................................................................................................. 4-9
5. PARTS LIST (5-1 to 5-16)
5.1
PACKING AND ACCESSORY ASSEMBLY <M1> ........................................................................................................ 5-1
5.2
FINAL ASSEMBLY <M2> .............................................................................................................................................. 5-3
5.3
MONITOR ASSEMBLY <M5> [GR-DVL970ED] ............................................................................................................ 5-6
5.3
MONITOR ASSEMBLY <M5> [GR-DVL1170ED] .......................................................................................................... 5-7
5.4
ELECTRICAL PARTS LIST ........................................................................................................................................... 5-8
MAIN BOARD ASSEMBLY <01> ...................................................................................................................................... 5-8
The following table indicate main different points between models GR-DVL765EG-X, GR-DVL970ED and GR-DVL1170ED.
MODEL
GR-DVL765EG-X
GR-DVL970ED
GR-DVL1170ED
ITEM
LCD MONITOR
2.5"
3.5"
DV TERMINAL
OUTPUT ONLY
IN/OUT
MIC INPUT
Used
Not used
REMOTE CONTROL UNIT
RM-V717U
RM-V711U
TOTAL ZOOM RATIO
500X
700X
AC ADAPTER
AP-V12EG
AP-V12ED
Notes : Mark
is same as left.
Mark -- is not used.
Mark * reference model was also changed.
PACKING AND ACCESSORY ASSEMBLY <M1> Note: As for IB (INSTRUCTIONS), refer to sec.5.
!
REF.
MODEL
GR-DVL765EG-X
GR-DVL970ED
GR-DVL1170ED
No.
ITEM
1
PACKING CASE
LY32567-021A
LY32567-017B
LY32567-019A
2
CUSHION
LY32568-001A
*LY32923-001C
*
3
POLY BAG
LY30023-008A
*LY30023-022A
*
8
SHEET(E.UE)
LYT0889-010A
--
--
14
SER.NET CARD
--
BT-59012-1
! 24
AC ADAPTER
LY20847-001C
LY20847-002B
32
REMOTE CONTROL UNIT
LY20750-001A
YQ20922R
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-59011-2
39
ADAPTOR PLUG
QAM0302-001
--
--
40
CORE FILTER
QQR0919-002
*--
*--
43
LI BATTERY
--
CR2025
44
POLY BAG
--
QPA02503505P
The following table indicate different parts number between models GR-DVL765EG-X, GR-DVL970ED and GR-DVL1170ED.
FINAL ASSEMBLY <M2>
!
REF.
MODEL
GR-DVL765EG-X
GR-DVL970ED
GR-DVL1170ED
No.
ITEM
101
UPPER CASE ASSY
LY20774-005B
*LY20774-005C
LY20797-004C
101A
TOP COVER
LY20775-001A
LY20776-001A
101E
COVER(SD)
LY32375-001A
*LY32375-001B
*
101H
HOOK(UPPER)
LY43261-001A
*LY43261-001B
*
101J
EARTH SHEET/BRACKET(EARTH)
LY43540-001A
*LY32886-001A
LY32887-001A
101M
SPECIAL SCREW,X2
LY30018-084A
LY30018-038A
113
FFC WIRE/E-CARD WIRE
QUQ105-1011AA
*WJT0079-001A
*
120
STICKER(SIDE)
LY43566-005A
LY43566-003A
123
SPACER(A)
--
*LY30029-0Y5A
*
125
FRONT COVER ASSY
LY32382-007A
LY32382-006A
130
REAR UNIT
LY10317-001A
*LY10317-001B
*
140
LOWER CASE ASSY
LY20769-004D
LY20769-002E
LY20769-003E
140B
COVER(DC)
LY32364-001A
*LY32364-001B
*
144
PLATE(ADJUST)
LY43256-001A
*LY43256-001B
*
152
SPECIAL SCREW,X2
LY30019-026A
*LY30019-026B
*
252
SPACER(A)
--
*LY30029-0Z7A
*
253
SPACER(A)
--
*LY30029-0P8A
*
1
ELECTRONIC VIEWFINDER ASSEMBLY <M4>
!
REF.
MODEL
GR-DVL765EG-X
GR-DVL970ED
GR-DVL1170ED
No.
ITEM
321
CASE B(VF)
LY20767-001A
LY20767-001B
323
LEVER(VF)
LY43231-001A
LY43231-001B
324
LENS ASSY
LY32472-001A
LY32472-002A
333
HOLDER LCD(VF)
LY32347-001A
*LY32347-001B
*


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2
MONITOR ASSEMBLY <M5>
!
REF.
MODEL
GR-DVL765EG-X
GR-DVL970ED
GR-DVL1170ED
No.
ITEM
500
MONITOR ASSY
LYH20246-043B
LYH20246-043C
LYH20246-042C
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
*QLL0133-001
QLL0136-001
507
LCD MODULE
QLD0154-001
QLD0203-001
511
SPACER(A)
--
*LY30029-0Y4A
--
512
SPACER(A)
----
LY30029-0Y6A
MAIN BOARD ASSEMBLY <01>
!
REF.
MODEL
GR-DVL765EG-X
GR-DVL970ED
GR-DVL1170ED
No.
ITEM
PW
MAIN BOARD ASSY
YB10391QC
YB10391QE-03
YB10391EG-03
MONITOR BOARD ASSEMBLY <02>
!
REF.
MODEL
GR-DVL765EG-X
GR-DVL970ED
GR-DVL1170ED
No.
ITEM
PW
MONITOR BOARD ASSY
YB10360PG-02
*YB10360PG-03
YB10360PI-02
R7612
CMF RESISTOR
NRVA63D-223X
NRVA63D-682X
R7624
CMF RESISTOR
----
NRVA63D-223X
R7625
CMF RESISTOR
----
NRVA63D-223X
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
R7651
CAPACITOR
----
NCB31HK-102X
C7636
CAPACITOR
----
NCF31CZ-104X
C7645
MG RESISTOR
--
*NRSA63J-103X
--
L7605
COIL
NQL365K-100X
--
L7606
COIL
----
NQL365K-100X
DSC BOARD ASSEMBLY <10>
!
REF.
MODEL
GR-DVL765EG-X
GR-DVL970ED
GR-DVL1170ED
No.
ITEM
PW
DSC BOARD ASSY
YB20931F-01
YB20931G-02
YB20931C-02
IC8003
IC(MICRO C ROM)
MBV160TE90PTA29
MBV160TE90PTA30
MBV160TE90PTA27
IC8007
IC
MM1385EN
--
IC8301
IC
----
ISP1181ADGG-X
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
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