SERVICE MANUAL
No. 86673
February 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-SXM745U)
COMPACT VHS CAMCORDER
SPECIFICATIONS
Regarding service information other than these sections, refer to the GR-SXM740U service manual (No. 86656).
Also, be sure to note important safety precautions provided in the service manual.
GR-AXM241U,SXM745U
Camcorder
General
Format
: S-VHS/VHS NTSC standard
Power source
: DC 11 V
(Using AC Adapter)
DC 6 V
(Using battery pack)
Power consumption
Viewfinder on
: 4.0 W
LCD monitor on
: 4.5 W
Video light
: 3.0 W
Signal system
: NTSC-type
Video recording system
Luminance
: FM recording
Color
: Converted sub-carrier direct recording
Conforms to VHS standard
Cassette
:
/
cassette
Tape speed
SP
: 33.35 mm/sec. (1-5/16 ips)
EP
: 11.12 mm/sec. (7/16 ips)
Recording time (max.)
SP
: 40 minutes
EP
: 120 minutes
(with TC-40 cassette)
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)
Weight
: Approx. 930 g (2.1 lbs)
Dimensions
: 200 mm x 112 mm x 118 mm (7-7/8" x 4-7/16" x 4-11/16")
(W x H x D)
(with the LCD monitor closed and with the viewfinder fully
tilted downward)
Pickup
: 1/4" format CCD
Lens
: F1.6, f = 3.9 mm to 62.4 mm,
16:1 power zoom lens with auto iris and macro control, filter
diameter 40.5 mm
Viewfinder
: Electronic viewfinder with 0.5" black/white CRT
White balance
adjustment
: Auto/Manual adjustment
LCD monitor
: 3.5" diagonally measured, LCD panel/TFT active matrix
system
Speaker
: Monaural
Some accessories are not available in some areas. Please consult your
nearest JVC dealer for details on accessories and their availability.
Specifications shown are for SP mode unless otherwise indicated.
E & O.E. Design and specifications subject to change without notice.
Connectors
Video
: 1 V (p-p), 75
unbalanced, analog output (via Video
output connector)
Audio
: 300 mV (rms), 1 k
analog output
(via Audio output connector)
Digital
: ø3.5 mm, 4-pole, mini-head jack
S-Video
: Y : 1 V (p-p), 75
, analog output
C : 0.29 V (p-p), 75
, analog output
AC Adapter
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
Optional Accessories
· Battery Packs BN-V12U, BN-V20U, BN-V400U
· A/V (Audio/Video) Cable
· Compact S-VHS (
) Cassettes
ST-C-40/30/20
· Compact VHS (
) Cassettes TC-40/30/20
· Active Carrying Bag CB-V7U
TABLE OF CONTENTS
DIFFERENT TABLE .................................................................................................................................................................................... 1 to 2
5. PARTS LIST (5-1 to 5-6)
5.1
PACKING AND ACCESSORY ASSEMBLY <M1> ................................................................................................................................ 5-1
5.2
FINAL ASSEMBLY <M2> ...................................................................................................................................................................... 5-3
5.3
MONITOR ASSEMBLY <M5> ............................................................................................................................................................... 5-6
The following table indicate main different points between models GR-SXM740U ,GR-AXM241U and GR-SXM745UC.
MODEL
GR-SXM740U
GR-AXM241U
GR-SXM745UC
ITEM
LCD MONITOR
3.5"
2.5"
3.5"
BODY COLOR
SILVER
MOLD BLACK
SILVER
DIGITAL TERMINAL
Used
Not Used
Used
REMOTE CONTROL UNIT
Not Used
RM-V715U
1
PACKING AND ACCESSORY ASSEMBLY <M1> Note: As for IB (INSTRUCTIONS), refer to sec.5.
!
REF.
MODEL
GR-SXM740U
GR-AXM241U
GR-SXM745UC
No.
ITEM
1
PACKING CASE
LY32545-006B
LY32545-003A
*LY32545-001B
6
REGIST.CARD
BT-51028-1
--
7
WARRANTY INF.
BT-51005-5
--
9
SHEET(AGREMENT)
LYT0934-001A
--
LYT0934-001A
17
WARRANTY CARD
--
--
BT-52004-2
18
SER.NET CARD
--
--
BT-20071B
19
REMOTE CONTROL UNIT
--
--
LY42129-001A
20
BATTERY,X2
--
--
AAA(R03)
32
PC CONNECTION CABLE
QAM0384-001
--
QAM0384-001
33
CORE FILTER
QQR1266-001
--
QQR1266-001
34
CD ROM ASSY
LY32210-020B
--
LY32210-020B
36
SHEET(ATT.)
LYT0974-001A
--
LYT0974-001A
The following table indicate different parts number between models GR-SXM740U, GR-AXM241U and GR-SXM745UC.
FINAL ASSEMBLY <M2>
!
REF.
MODEL
GR-SXM740U
GR-AXM241U
GR-SXM745UC
No.
ITEM
101
CASSETTE COVER(M) ASSY
LY20815-001A
LY20694-010A
*LY20815-001B
103
UPPER CASE(M)
LY10257-056A
LY10257-071A
LY10257-070A
110
LOWER CASE ASSY
LY20684-023A
LY20684-005A
LY20684-023A
125
TOP OPE UNIT
LY20614-009C
LY20614-010C
LY20614-009C
130
REAR UNIT
LY20764-010A
LY20615-005E
LY20764-010A
135
FRONT COVER ASSY
LY20683-035A
LY20683-034A
LY20683-035A
135G
STICKER(A)
LY32058-003A
LY32058-002A
LY32058-003A
135H
STICKER(C)
LY32060-003A
LY32060-005A
LY32060-003A
139
TAP SCREW
--
*QYSPSTU1725M
*
142
SCREW
QYSPSPU1720Z(,X2)
*QYSPSPU1720Z(,X1)
*
MECHANISM ASSEMBLY <M3>
!
REF.
MODEL
GR-SXM740U
GR-AXM241U
GR-SXM745UC
No.
ITEM
400
MECHA(B)ASSY
YMA0034A-E
YMA0033A-E
YMA0034A-E
406
CASSETTE GUIDE ASSY(RIGHT)
YQ44339A-7
--
YQ44339A-7
406A
SW.LEVER(RIGHT)
YQ32162-1-3
--
YQ32162-1-3
406B
TORSION SPRING
YQ44340-1-4
--
YQ44340-1-4
407
SCREW
LY42819-001A
--
LY42819-001A
466
ROTARY ENCODER
QSW0888-002
QSW0888-001
QSW0888-002
MONITOR ASSEMBLY <M5>
!
REF.
MODEL
GR-SXM740U
GR-AXM241U
GR-SXM745UC
No.
ITEM
! 500
MONITOR ASSY
LY20836-007A
LY20836-006A
LY20836-007A
! 501
MONITOR COVER ASSY
LY20816-001A
LY20834-005A
*LY20816-001B
501A
PLATE(WINDOW)
LY32329-002A
LY32329-001A
LY32329-002A
501B
STICKER(B)
LY32554-003A
LY32554-004A
LY32554-003A
501C
SPACER(A)
--
LY30029-0R3A
*LY30029-0W5A
501D
STICKER(A)
--
LY30029-0R4A
--
502
MONITOR CASE ASSY
LY32544-001A
LY32036-001B
*LY32544-001B
504
SHIELD CASE
LY32334-001A
LY32330-001A
LY32334-001A
505
HINGE COVER(UPPER)
LY31939-001A
LY31939-003A
LY31939-001A
518
LCD MODULE
QLD0212-001
QLD0176-001
QLD0212-001
519
LIGHT SCREEN
--
LY43392-001A
--
520
LAMP
--
QLL0110-001
--
521
HOLDER,X2
--
LY43393-001A
--
522
SHEET(REFLECT)
--
LY43396-001A
--
523
DIFFUSION SHEET(2.5)
--
LY43362-001A
--
527
SPACER(A)
LY30029-0R6A
--
LY30029-0R6A
528
LCD FRAME(3.5)
LY32335-001A
--
LY32335-001A
529
SPACER(A),X2
LY30029-0R5A
--
LY30029-0R5A
530
BACK LIGHT
QLL0113-001
--
QLL0113-001
Notes : Mark
is same as left.
Mark -- is not used.
Mark * reference model was also changed.
MAIN BOARD ASSEMBLY <01>
!
REF.
MODEL
GR-SXM740U
GR-AXM241U
GR-SXM745UC
No.
ITEM
PW1
MAIN BOARD ASSY
YB10356UK1-01
YB10356UA1-01
YB10356UC1-01
IC105
IC(DIGITAL)
TC7S66FU-X
--
TC7S66FU-X
IC1801
IR DETECT UNIT
----
PIC-26043S
IC4002
IC
Z4C2973-32-X
--
Z4C2973-32-X
IC4701
IC
--
MM1512XN-X
--
IC4702
IC
BA7665FS
--
BA7665FS
IC8001
IC
MAX3221CAE
--
MAX3221CAE
Q3505
TRANSISTOR
DTC144EE
--
DTC144EE
Q4001
TRANSISTOR
DTC144EE
--
DTC144EE
Q6621
PAIR TRANSISTOR
HN1C01FU/G/-X
--
HN1C01FU/G/-X
Q6622
TRANSISTOR
2SA1577/QR/-X
--
2SA1577/QR/-X
D4001
DIODE
DAN222
--
DAN222
D8001
ZENER DIODE
EMZ6.8N
--
EMZ6.8N
D8002
ZENER DIODE
EMZ6.8N
--
EMZ6.8N
R182
MG RESISTOR
NRSA63J-105X
--
NRSA63J-105X
R4013
MG RESISTOR
NRSA63J-102X
--
NRSA63J-102X
R4014
MG RESISTOR
NRSA63J-103X
--
NRSA63J-103X
R4712
MG RESISTOR
NRSA63D-680X
--
NRSA63D-680X
R4713
MG RESISTOR
NRSA63D-680X
--
NRSA63D-680X
R6622
CMF RESISTOR
NRVA63D-104X
--
NRVA63D-104X
R6623
CMF RESISTOR
NRVA63D-473X
--
NRVA63D-473X
R6624
MG RESISTOR
NRSA63J-273X
--
NRSA63J-273X
R6625
MG RESISTOR
NRSA63J-822X
--
NRSA63J-822X
R6626
CMF RESISTOR
NRVA63D-273X
--
NRVA63D-273X
R6627
CMF RESISTOR
NRVA63D-183X
--
NRVA63D-183X
R8001
MG RESISTOR
NRSA63J-331X
--
NRSA63J-331X
R8002
MG RESISTOR
NRSA63J-0R0X
--
NRSA63J-0R0X
R8003
MG RESISTOR
NRSA63J-0R0X
--
NRSA63J-0R0X
C140
CAPACITOR
--
*NDC31HJ-220X
*
C144
CAPACITOR
--
*NDC31HJ-101X
*
C4006
CAPACITOR
--
NDC31HJ-100X
--
C4024
CAPACITOR
NCF31EZ-104X
--
NCF31EZ-104X
C4025
CAPACITOR
NCB31CK-104X
--
NCB31CK-104X
C4044
CAPACITOR
NCB30JK-105X
--
NCB30JK-105X
C4713
E CAPACITOR
NEA70JM-226X
--
NEA70JM-226X
C4714
E CAPACITOR
NEA70GM-107X
--
NEA70GM-107X
C4715
CAPACITOR
NCB31EK-103X
--
NCB31EK-103X
C6622
CAPACITOR
NCB21CK-105X
--
NCB21CK-105X
C8001
CAPACITOR
NCF31EZ-104X
--
NCF31EZ-104X
C8002
CAPACITOR
NCF31EZ-104X
--
NCF31EZ-104X
C8003
CAPACITOR
NCF31EZ-104X
--
NCF31EZ-104X
C8004
CAPACITOR
NCF31EZ-104X
--
NCF31EZ-104X
C8005
T CAPACITOR
NBE20JM-106X
--
NBE20JM-106X
C8006
CAPACITOR
NCF31EZ-104X
--
NCF31EZ-104X
L501
MG RESISTOR
NRSA63J-0R0X
--
NRSA63J-0R0X
L8001
COIL
NQL365K-220X
--
NQL365K-220X
J505
S JACK
QND0068-001
--
QND0068-001
2
MONITOR BOARD ASSEMBLY <07>
!
REF.
MODEL
GR-SXM740U
GR-AXM241U
GR-SXM745UC
No.
ITEM
PW
MONITOR BOARD ASSY
YB20913F
YB20913D
YB20913F
IC7603
IC
--
SN74AHC1G04K
--
R7602
MG RESISTOR
NRSA63D-432X
NRSA63D-752X
NRSA63D-432X
R7607
MG RESISTOR
NRSA63D-153X
NRSA63D-822X
NRSA63D-153X
R7622
MG RESISTOR
NRSA63J-0R0X
--
NRSA63J-0R0X
R7637
MG RESISTOR
NRSA63J-682X
NRSA63J-223X
NRSA63J-682X
R7640
MG RESISTOR
NRSA02J-122X
NRSA02J-182X
NRSA02J-122X
R7641
MG RESISTOR
NRSA02J-821X
NRSA02J-331X
NRSA02J-821X
R7642
MG RESISTOR
NRSA63J-0R0X
--
NRSA63J-0R0X
R7643
MG RESISTOR
NRSA63J-123X
--
NRSA63J-123X
R7644
MG RESISTOR
NRSA63J-123X
--
NRSA63J-123X
R7645
MG RESISTOR
NRSA63J-123X
NRSA63J-682X
NRSA63J-123X
R7646
MG RESISTOR
NRSA63J-222X
NRSA63J-392X
NRSA63J-222X
C7616
CAPACITOR
NDC31HJ-330X
NDC31HJ-560X
NDC31HJ-330X
C7623
CAPACITOR
--
NCB31EK-682X
--
C7627
CAPACITOR
--
NCB31EK-103X
--
C7630
CAPACITOR
NCB31EK-103X
--
NCB31EK-103X
L7603
COIL
NQL38DK-220X
--
NQL38DK-220X
L7604
COIL
--
NQL38DK-220X
--
Notes : Mark
is same as left.
Mark -- is not used.
Mark * reference model was also changed.
Printed in Japan
JVC SERVICE & ENGINEERING COMPANY OF AMERICA
DIVISION OF JVC AMERICAS CORP.
Head office
East Coast
Midwest
West Coast
Atlanta
Hawaii
:
:
:
:
:
:
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
(973)317-5000
(973)396-1000
(630)851-7855
(714)229-8011
(770)339-2582
(808)833-5828
JVC CANADA INC.
Head office
Montreal
Vancouver
:
:
:
21 Finchdene Square Scarborough, Ontario M1X 1A7
16800 Rte Trans-Canadienne, Kirkland, Quebec H9H 5G7
13040 Worster Court Richmond, B.C. V6V 2B3
(416)293-1311
(514)871-1311
(604)270-1311
S40895-04
5-1
SECTION 5
PARTS LIST
SAFETY PRECAUTION
Parts identified by the
symbol are critical for safety. Replace only with specified part numbers.
5.1
PACKING AND ACCESSORY ASSEMBLY <M1>
The instruction manual to be provided with this product will differ according to the destination.
2
1
4
14
FINAL ASSY
<M2>
11
5
LABEL
(SERIAL)
3
8
9
6
7
36
18
17
13
15
34
21
22
32
33
16
20
19