Page 1
SERVICE MANUAL
COMPACT VHS CAMCORDER
GR-AXM236U,AXM240U,SXM240U
SXM245U,SXM248U
AXM341U,SXM540U,SXM745U
Regarding service information other than these sections, refer to the GR-SXM340U and GR-SXM740U service manual (No. 86656).
Also, be sure to note important safety precautions provided in the service manual.
SPECIFICATIONS
General
Format : S-VHS/VHS NTSC standard
Power source : DC 11 V (Using AC Adapter)
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
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
Operating temperature
Operating humidity : 35% to 80%
Storage temperature
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
Pickup : 1/4" format CCD
Lens : F1.6, f = 3.9 mm to 62.4 mm,
Viewfinder : Electronic viewfinder with 0.5" black/white CRT
White balance
adjustment : Auto/Manual adjustment
DC 6 V (Using battery pack)
Conforms to VHS standard
(with TC-40 cassette)
: 0°C to 40°C (32°F to 104°F)
: –20°C to 50°C (– 4°F to 122°F)
tilted downward)
16:1 power zoom lens with auto iris and macro control, filter
diameter 40.5 mm
(The specifications shown pertain specifically to the model GR-SXM745U)
Camcorder
LCD monitor : 3.5" diagonally measured, LCD panel/TFT active
Speaker : Monaural
Connectors
Video : 1 V (p-p), 75 Ω unbalanced, analog output (via Video
Audio : 300 mV (rms), 1 kΩ analog output
Digital : ø3.5 mm, 4-pole, mini-head jack
S-Video : Y : 1 V (p-p), 75 Ω, analog output
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 (
ST-C-40/30/20
• Compact VHS (
• Active Carrying Bag CB-V7U
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.
matrix system
output connector)
(via Audio output connector)
C : 0.29 V (p-p), 75 Ω, analog output
AC Adapter
) Cassettes
) Cassettes TC-40/30/20
This service manual is printed on 100% recycled paper.
COPYRIGHT © 2001 VICTOR COMPANY OF JAPAN, LTD.
No. 86660
December 2001
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TABLE OF CONTENTS
DIFFERENT TABLE ........................................................................................................................................................... 1 to 4
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> [GR-AXM341U, SXM540UC] ........................................................................................ 5-6
The following table indicate main different points between models GR-SXM340U, GR-AXM236UC, GR-AXM240UC,
GR-SXM240U, GR-SXM245U, GR-SXM245UC and GR-SXM248UC.
ITEM
BODY COLOR
DC LIGHT Used Not Used Used
DIGITAL TERMINAL Used Not Used
MODEL
The following table indicate main different points between models GR-SXM740U, GR-AXM341U, GR-SXM540UC
and GR-SXM745U.
ITEM
LCD MONITOR 3.5” 3” 3.5”
BODY COLOR SILVER MOLD BLACK SILVER
DIGITAL TERMINAL Used Not Used Used
REMOTE CONTROL UNIT Not Used RM-V715U
MODEL
GR-SXM340U GR-AXM236UC GR-AXM240UC GR-SXM240U GR-SXM245U GR-SXM245UC GR-SXM248UC
METALLIC GRAY MOLD BLACK METALLIC GRAY
GR-SXM740U GR-AXM341U GR-SXM540UC GR-SXM745U
SILVER
The following table indicate different parts number between models GR-SXM340U,GR-AXM236UC,GR-AXM240UC,
GR-SXM240U,GR-SXM245U,GR-SXM245UC and GR-SXM248UC.
PACKING AND ACCESSORY ASSEMBLY <M1> Note: As for IB (INSTRUCTIONS), refer to sec.5.
REF.
!
ITEM
No.
1 PACKING CASE LY32545-001B LY32545-003A LY32545-002A
6 REGIST.CARD BT-51028-1 — — BT-51028-1 ——
7 WARRANTY INF. BT-51005-5 — — BT-51005-5 ——
9 SHEET(AGREMENT) LYT0934-001A — — — — — —
17 WARRANTY CARD — BT-52004-2 — — BT-52004-2
18 SER.NET CARD — BT-20071B — — BT-20071B
32
PC CONNECTION CABLE
33 CORE FILTER QQR1266-001 — — — — — —
34 CD ROM ASSY LY32210-020B — — — — — —
36 SHEET(ATT.) LYT0974-001A — — — — — —
MODEL
GR-SXM340U GR-AXM236UC GR-AXM240UC GR-SXM240U GR-SXM245U GR-SXM245UC GR-SXM248UC
QAM0384-001 — — — — — —
FINAL ASSEMBLY <M2>
REF.
!
ITEM
No.
101
CASSETTE COVER(M)ASSY
103 UPPER CASE(M) LY10257-054A LY10257-062A LY10257-051A LY10257-069A LY10257-063A LY10257-072A
110 LOWER CASE ASSY LY20684-023A LY20684-005A LY20684-022A
125 TOP OPE UNIT LY20614-012C LY20614-004C LY20614-010C LY20614-020B LY20614-001C
130 REAR UNIT LY20615-007B LY20615-005E
135 FRONT COVER ASSY LY20683-036A LY20683-038A LY20683-034A LY20683-039A LY20683-054A
135F
DC LIGHT/COVER(LIGHT)
135G STICKER(A) LY32058-002A LY32058-001A LY32058-002A
135H STICKER(C) LY32060-003A LY32060-005A
135J SPACER(A) LY30029-0B4A — LY30029-0B4A
135K CAUTION LABEL YQ44341-6 — YQ44341-6
139 SCREW — *
140 FRAME ASSY LY20832-001B LY20832-002B LY20832-001B
140E CONTACT(LIGHT),X2 YQ43810-1-1 — YQ43810-1-1
140F E-SI C WIRE C-F
142 SCREW
MODEL
GR-SXM340U GR-AXM236UC GR-AXM240UC GR-SXM240U GR-SXM245U GR-SXM245UC GR-SXM248UC
LY20694-012A LY20694-010A LY20694-012A LY20694-011A
LY32040-001A LY30934-017A LY32040-001A
QYSPSTU1725M
WJM0259-001A
QYSPSPU1720Z(,X2)*QYSPSPU1720Z(,X1)
—
* * * * *
WJM0259-001A
* * * * *
Notes : Mark is same as left.
Mark — is not used.
Mark * reference model was also changed.
1
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MECHANISM ASSEMBLY <M3>
REF.
!
ITEM
No.
400 MECHA(B)ASSY YMA0034A-E YMA0033A-E YMA0034A-E
406
CASSETTE GUIDE ASSY(RIGHT)
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
MODEL
GR-SXM340U GR-AXM236UC GR-AXM240UC GR-SXM240U GR-SXM245U GR-SXM245UC GR-SXM248UC
YQ44339A-7 ——YQ44339A-7
MONITOR ASSEMBLY <M5>
REF.
!
! 500 MONITOR ASSY LY20836-005A LY20836-006A LY20836-016A LY20836-005A LY20836-021A
! 501
ITEM
No.
MONITOR COVER ASSY
501A PLATE(WINDOW) LY32329-002A LY32329-001A LY32329-002A
501B STICKER(B) LY32554-003A LY32554-004A LY32554-003A
505
HINGE COVER(UPPER)
MODEL
GR-SXM340U GR-AXM236UC GR-AXM240UC GR-SXM240U GR-SXM245U GR-SXM245UC GR-SXM248UC
LY20834-004A LY20834-005A LY20834-009A LY20834-004A LY20834-007A
LY31939-004A LY31939-003A LY31939-004A LY31939-001A
MAIN BOARD ASSEMBLY <01>
REF.
!
ITEM
No.
PW1 MAIN BOARD ASSY YB10356UB1-01 YB10356UI1-01 YB10356UA1-01 YB10356U01-01
IC105 IC(DIGITAL) TC7S66FU-X ——————
IC4002 IC Z4C2973-32-X ——————
IC4701 IC — MM1512XN-X ————
IC4702 IC BA7665FS ——BA7665FS
IC8001 IC MAX3221CAE ——————
Q3505 TRANSISTOR DTC144EE ——DTC144EE
Q4001 TRANSISTOR DTC144EE ——DTC144EE
Q6306 MOS FET SSM3K02F — SSM3K02F
D4001 DIODE DAN222 ——DAN222
D8001 ZENER DIODE EMZ6.8N ——————
D8002 ZENER DIODE EMZ6.8N ——————
R182 MG RESISTOR NRSA63J-105X ——————
R4013 MG RESISTOR NRSA63J-102X ——————
R4014 MG RESISTOR NRSA63J-103X ——NRSA63J-103X
R4712 MG RESISTOR NRSA63D-680X ——NRSA63D-680X
R4713 MG RESISTOR NRSA63D-680X ——NRSA63D-680X
R6306 MG RESISTOR NRS12BK-R47W — NRS12BK-R47W NRS12BK-R47W
R6307 MG RESISTOR NRSA63J-104X — NRSA63J-104X NRSA63J-104X
R8001 MG RESISTOR NRSA63J-331X ——————
R8002 MG RESISTOR NRSA63J-0R0X ——————
R8003 MG RESISTOR NRSA63J-0R0X ——————
C144 CAPACITOR — NDC31HJ-101X
C4006 CAPACITOR — NDC31HJ-100X
C4024 CAPACITOR NCF31EZ-104X ——————
C4025 CAPACITOR NCB31CK-104X ——NCB31CK-104X
C4044 CAPACITOR NCB30JK-105X ——————
C4713 E CAPACITOR NEA70JM-226X ——NEA70JM-226X
C4714 E CAPACITOR NEA70GM-107X ——NEA70GM-107X
C4715 CAPACITOR NCB31EK-103X ——NCB31EK-103X
C6307 E CAPACITOR NEA71CM-106X — NEA71CM-106X
C8001 CAPACITOR NCF31EZ-104X ——————
C8002 CAPACITOR NCF31EZ-104X ——————
C8003 CAPACITOR NCF31EZ-104X ——————
C8004 CAPACITOR NCF31EZ-104X ——————
C8005 CAPACITOR NBE20JM-106X ——————
C8006 CAPACITOR NCF31EZ-104X ——————
L501 MG RESISTOR NRSA63J-0R0X ——————
L2001 COIL NQL144K-470X NQL144K-101X NQL144K-470X
L8001 COIL NQL365K-220X ——————
J505 S JACK QND0068-001 ——QND0068-001
CN6 CONNECTOR
MODEL
GR-SXM340U GR-AXM236UC GR-AXM240UC GR-SXM240U GR-SXM245U GR-SXM245UC GR-SXM248UC
QGA1201C2-02X
— QGA1201C2-02X
Notes : Mark is same as left.
Mark — is not used.
2
Page 4
The following table indicate different parts number between models GR-SXM740U, GR-AXM341U, GR-SXM540UC and GR-SXM745U.
PACKING AND ACCESSORY ASSEMBLY <M1> Note: As for IB (INSTRUCTIONS), refer to sec.5.
REF.
!
ITEM
No.
1 PACKING CASE LY32545-006B LY32545-003A LY32545-001B LY32545-006B
6 REGIST CARD BT-51028-1 — BT-51028-1
7 WARRANTY INF. BT-51005-5 — 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
20 BATTERY,X2 —— —AAA(R03)
32
PC CONNECTION CABLE
33 CORE FILTER QQR1266-001 — QQR1266-001
34 CD ROM ASSY LY32210-020B — LY32210-020B
36 SHEET(ATT.) LYT0974-001A — LYT0974-001A
MODEL
GR-SXM740U GR-AXM341U GR-SXM540UC GR-SXM745U
—— —LY42129-001A
QAM0384-001 — QAM0384-001
FINAL ASSEMBLY <M2>
REF.
!
ITEM
No.
101
CASSETTE COVER(M)ASSY
103 UPPER CASE(M) LY10257-056A LY10257-050A LY10257-052A 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 LY20615-007B 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 SCREW
142 SCREW — *
MODEL
GR-SXM740U GR-AXM341U GR-SXM540UC GR-SXM745U
LY20815-001A LY20694-010A LY20694-011A LY20815-001B
QYSPSPU1720Z(,X2)*QYSPSPU1720Z(,X1)
QYSPSTU1725M
* *
* *
MECHANISM ASSEMBLY <M3>
REF.
!
ITEM
No.
400 MECHA(B)ASSY YMA0034A-E YMA0033A-E YMA0034A-E
406
CASSETTE GUIDE ASSY(RIGHT)
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
MODEL
GR-SXM740U GR-AXM341U GR-SXM540UC GR-SXM745U
YQ44339A-7 — YQ44339A-7
MONITOR ASSEMBLY <M5>
REF.
!
! 500 MONITOR ASSY LY20836-007A LY20836-012A LY20836-010A LY20836-007A
! 501
ITEM
No.
MONITOR COVER ASSY
501A PLATE(WINDOW) LY32329-002A LY32329-001A LY32329-002A
501B STICKER(B) LY32554-003A LY32554-004A LY32554-003A
501C SPACER(A) — LY30029-0R3A —
501D SPACER(A) — LY30029-0R4A —
502
MONITOR CASE ASSY
504 SHIELD CASE LY32334-001A LY32332-001A LY32334-001A
505
HINGE COVER(UPPER)
518 LCD MODULE QLD0212-001 QLD0213-001 QLD0212-001
519 LIGHT SCREEN — LY43391-001A —
520 LAMP — QLL0111-001 —
521 HOLDER,X2 — LY43394-001A —
522 SHEET — LY43395-001A —
523
DIFFUSION SHEET(3)
528 LCD FRAME LY32335-001A LY32333-001A LY32335-001A
530 BACK LIGHT QLL0113-001 ——QLL0113-001
MODEL
GR-SXM740U GR-AXM341U GR-SXM540UC GR-SXM745U
LY20816-001A LY20834-005A LY20834-007A LY20816-001A
LY32544-001A LY32035-001A LY32544-001A
LY31939-001A LY31939-003A LY31939-001A
— LY43363-001A —
Notes : Mark is same as left.
Mark — is not used.
Mark * reference model was also changed.
3
Page 5
MAIN BOARD ASSEMBLY <01>
REF.
!
ITEM
No.
PW1 MAIN BOARD ASSY
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 ——
I
C4702
IC BA7665FS — BA7665FS
IC8001
IC MAX3221CAE — MAX3221CAE
Q3505 TRANSISTOR DTC144EE — DTC144EE
Q4001 TRANSISTOR DTC144EE — DTC144EE
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
R8001 MG RESISTOR NRSA63J-331X — NRSA63J-331X
R8002 MG RESISTOR NRSA63J-0R0X — NRSA63J-0R0X
R8003 MG RESISTOR NRSA63J-0R0X — NRSA63J-0R0X
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
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 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
MODEL
GR-SXM740U GR-AXM341U GR-SXM540UC GR-SXM745U
YB10356-UK1-01
YB10356-UJ1-01 YB10356-UK1-01 YB10356UC1-01
MONITOR BOARD ASSEMBLY <07>
REF.
!
ITEM
No.
PW MONITOR BOARD ASSY YB20913F YB20913E YB20913F
Q7607 TRANSISTOR DTC144EE ——DTC144EE
R7622 MG RESISTOR NRSA63J-0R0X ——NRSA63J-0R0X
R7647 MG RESISTOR — NRSA63J-0R0X —
R7648 MG RESISTOR NRSA63J-103X ——NRSA63J-103X
R7649 MG RESISTOR — NRSA63J-333X —
R7650 MG RESISTOR NRSA63J-103X ——NRSA63J-103X
MODEL
GR-SXM740U GR-AXM341U GR-SXM540UC GR-SXM745U
Notes : Mark is same as left.
Mark — is not used.
4
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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
(973)317-5000
(973)396-1000
(630)851-7855
(714)229-8011
(770)339-2582
(808)833-5828
(416)293-1311
(514)871-1311
(604)270-1311
S40895-04
Printed in Japan
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