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SERVICE MANUAL
COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LTD.
No.86724
2003/03
COMPACT VHS CAMCORDER
86724
2003
03
GR-AXM151US,GR-AXM246UC,GR-AXM250UC
SPECIFICATION (The specifications shown pertain specifically to the model GR-AXM250)
Camcorder
General
Connectors
AC Adapter
Regarding service information other than these sections, refer to the service manual No. 86721 (GR-SXM250US).
Also, be sure to note important safety precautions provided in the service manual.
For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700 (MECHANISM ASSEMBLY).
Format
: S-VHS/VHS NTSC standard
Power source
: DC 11 V
(Using AC Adapter)
DC 6 V
(Using battery pack)
Power consumption
Viewfinder on
:4.3 W
LCD monitor on
:4.8 W
Video light
:3.0 W
Signal system
:NTSC-type
Video recording system
Luminance
: FM recording
Colour
: Converted sub-carrier direct recording
Conforms to VHS standard
Cassette
:
cassette
Tape speed
SP
: 33.35 mm/sec. (1-5/16 ips)
LP
: 11.12 mm/sec. (7/16 ips)
Recording time (max.)
SP
: 40 minutes
LP
: 120 minutes (with TC-40 cassette)
Operating
temperature
: 0ºC to 40ºC (32ºF to 140ºF)
Operating humidity
: 35% to 80%
Storage temperature
: -20ºC to 50ºC (-4ºF to 122ºF)
Weight
: Approx. 840 g
Dimensions (W x H x D) : 113 mm x 117 mm x 199 mm
(4-1/2" x 4-5/8" x 7-7/8")
(with the LCD monitor closed and with the view-
finder fully tilted downward)
Pickup
: 1/6" format CCD
Lens
: F1.6, f = 2.7 mm to 43.2 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
: 2.5" diagonally measured, LCD
Speaker
: Monaural
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)
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
Some accessories are not available in some areas.
Please consult your nearest JVC dealer for details on accessories and
their availability.
Optional Accessories
· Battery Packs BN-V12U, BN-V20U, BN-V400U
· Compact VHS (
) Cassettes TC-40/30/20
· Active Carrying Bag CB-V7U
· A/V (Audio/Video) Cable
GR-AXM151US,GR-AXM246UC,GR-AXM250UC M3A623,M3A622,M3A623


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1-2 (No.86724)
DIFFERENCE LIST
DIFFERENT TABLE OF FEATURE
The following table indicate main different points between models GR-SXM250US, GR-AXM151US, GR-AXM246UC and GR-
AXM250UC.
Note:
Mark
is same as left.
DIFFERENT TABLE OF PARTS LIST
The following table indicate different parts number between models GR-SXM250US, GR-AXM151UC, GR-AXM246UC and GR-
AXM250UC.
PACKING AND ACCESSORY ASSEMBLY <M1> Note: As for IB (INSTRUCTIONS), refer to sec.5.
FINAL ASSEMBLY <M2>
Note:
Mark
is same as left.
Mark --- is not used.
Mark * reference model was also changed.
ITEM
GR-SXM250US
GR-AXM151US
GR-AXM246UC
GR-AXM250UC
BODY COLOR
SILVER
METALLIC GRAY
MOLD BLACK
SILVER
DC LIGHT
Used
Not used
Used
S OUTPUT
Used
Not used
TAPE FORMAT
S-VHS-C
VHS-C
REF NO.
ITEM
GR-SXM250US
GR-AXM151US
GR-AXM246UC
GR-AXM250UC
1
PACKING CASE
LY33071-001B
LY33071-003B
5
INST BOOK(ENGLISH)
LYT1078-001A
LYT1076-001A
LYT1080-001A
LYT1077-001A
5
INST BOOK(FRENCH)
---
---
LYT1080-002A
LYT1077-002A
8
WARRANTY CARD
---
---
BT-52006-2
28
WARRANTY INF.
BT-51005-5
*BT-51005-6
---
---
29
REGIST. CARD
BT-51028-2
---
---
REF NO.
ITEM
GR-SXM250US
GR-AXM151US
GR-AXM246UC
GR-AXM250UC
101
C. COVER (M)ASSY
LY20927-001C
LY20927-008A
LY20927-007C
LY20927-001C
103
COV.(UPPER/M)ASSY
LY33068-001C
LY33068-003A
LY33068-002B
LY33068-001C
121
LOWER CASE ASSY
LY20925-003F
LY20925-005E
135
F. COVER ASSY
LY20926-006D
LY20926-007E
LY20926-008B
LY20926-006D
135B
RING
LY32949-004A
LY32949-008A
LY32949-005A
LY32949-004A
135E
CAUTION LABEL
LY44141-001A
---
LY44141-001A
135G
COVER(LIGTH)
---
---
LY32965-003A
---
137
DC LIGHT
LY33067-001A
---
LY33067-001A
138
MIC
LY32981-001A
LY32981-003A
LY32981-002A
LY32981-001A
145
FRAME ASSY
LY20949-001D
*LY20949-001E
157
TOP OPE UNIT
LY10392-006D
LY10392-007B
LY10392-004C
*LY10392-006E
161
SPACER(A)
---
LY30030-072A
162
TAP SCREW
---
*QYSLSF2060D
251
OP BLOCK ASSY
LY33085-001B
*LY33085-001C
251C
SCREW
PTY31727-216(X5) *PTY33085-001(X7)
251D
SCREW
PTY33085-001(X4) *PTY31727-116(X2)
As for the difference in a "FINAL ASSEMBLY <M2>"
drawing, 161 and 162 is added.
F2
k
157
161
162
F9
F10
251C
251C
252
253
254
255
256
256
251B
OP BLOCK
SECTION
251C
251C
251E
251D
251D
CCD BOARD
ASSEMBLY
<02>
251C
251
251C 251C
251A
n
As for the difference in a "FINAL ASSEMBLY <M2>"
drawing, 251C and 251D is changed.


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(No.86724)1-3
MECHANISM ASSEMBLY <M3>
MONITOR ASSEMBLY <M5>
MAIN BOARD ASSEMBLY <01>
Note:
Mark
is same as left.
Mark --- is not used.
Mark * reference model was also changed.
REF NO.
ITEM
GR-SXM250US
GR-AXM151US
GR-AXM246UC
GR-AXM250UC
400
MECHA(B)ASSY
YMA0040A-E
YMA0042A-E
406
CASSETTE GUIDE ASSY
(RIGHT)
YQ44339A-7
---
---
---
406A
SW.LEVER(RIGHT)
YQ32162-1-3
---
---
---
406B
TORSION SPRING
YQ44340-1-4
---
---
---
407
SCREW
LY42819-001A
---
---
---
466
ROTARY ENCODER
QSW0888-002
QSW0888-001
REF NO.
ITEM
GR-SXM250US
GR-AXM151US
GR-AXM246UC
GR-AXM250UC
500
MONITOR ASSY
LY20947-011A
LY20947-009A
LY20947-012A
LY20947-010A
501
M. COVER ASSY
LY33066-008A
LY33066-006C
LY33066-009A
LY33066-007B
501A
STICKER(B)
LY43982-003A
LY43982-006A
LY43982-005A
LY43982-006A
503
MON.HINGE ASSY
LY33005-001C
LY33005-007B
LY33005-002C
LY33005-001C
519
SPACER(A)
LY30030-092A
*---
*---
*---
REF NO.
ITEM
GR-SXM250US
GR-AXM151US
GR-AXM246UC
GR-AXM250UC
PW1
MAIN BOARD ASSY
YB10400UC1-03
YB10400UB1-03
YB10400UD1-03
YB10400UB1-03
IC4701
IC
---
MM1512XN-X
IC4702
IC
BA7665FS-X
---
---
---
Q3505
DIGI TRANSISTOR
DTC144EE-X
---
---
---
Q4001
DIGI TRANSISTOR
DTC144EE-X
---
---
---
Q6306
MOS FET
2SK3577-X
---
2SK3577-X
D4001
SI DIODE
DAN222-X
---
---
---
C4025
C CAPACITOR
NCB31CK-104X
---
---
---
C4713
E CAPACITOR
NEA70JM-226X
---
---
---
C4714
E CAPACITOR
NEA70GM-107X
---
---
---
C4715
C CAPACITOR
NCB31EK-103X
---
---
---
C6307
E CAPACITOR
NEA71CM-106X
---
NEA71CM-106X
R4014
MG RESISTOR
NRSA63J-103X
---
---
---
R4712
MG RESISTOR
NRSA63D-680X
---
---
---
R4713
MG RESISTOR
NRSA63D-680X
---
---
---
R6306
MG RESISTOR
NRSA63J-0R0X
---
NRSA63J-0R0X
R6307
MG RESISTOR
NRSA63J-104X
---
NRSA63J-104X
R6314
MG RESISTOR
NRS12BK-R47W
---
NRS12BK-R47W
CN6
CONNECTOR
QGA1201C2-02X
---
QGA1201C2-02X
J505
S JACK
QND0068-001
---
---
---
(WPC)-M3A623,M3A622,M3A623
GR-AXM151US,GR-AXM246UC,GR-AXM250UC


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(No.86724)
200303WPC
Printed in Japan
JVC SERVICE & ENGINEERING COMPANY OF AMERICA
DIVISION OF JVC AMERICAS CORP.
www.jvcservice.com(US Only)
JVC CANADA INC.
Head office : 21 Finchdene Square Scarborough, Ontario M1X 1A7
(416)293-1311