JVC GR-AXM151US, GR-AXM250U, GR-AXM250UC Service Manual

86724200303

SERVICE MANUAL

COMPACT VHS CAMCORDER

GR-AXM151U

For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700 (MECHANISM ASSEMBLY).

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.

S

,GR-AXM246UC,GR-AXM250U

SPECIFICATION (The specifications shown pertain specifically to the model GR-AXM250)

Camcorder

General

Format : S-VHS/VHS NTSC standard
Power source : DC 11 V (Using AC Adapter)

Power consumption
Viewfinder on :4.3 W

LCD monitor on
Video light :3.0 W
Signal system :NTSC-type
Video recording system
Luminance : FM recording
Colour : Converted sub-carrier direct recording

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

Pickup
Lens : F1.6, f = 2.7 mm to 43.2 mm,

DC 6 V (Using battery pack)

:4.8 W

Conforms to VHS standard

(4-1/2" x 4-5/8" x 7-7/8")
(with the LCD monitor closed and with the view­finder fully tilted downward)

: 1/6" format CCD

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
LCD monitor
Speaker

Connectors

Video

Audio : 300 mV (rms), 1 k , analog output

Power requirement
U.S.A and Canada
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

• Compact VHS (

• Active Carrying Bag CB-V7U

• A/V (Audio/Video) Cable

Some accessories are not available in some areas.
Please consult your nearest JVC dealer for details on accessories and
their availability.

: Auto/Manual adjustment

: 2.5" diagonally measured, LCD
: Monaural

: 1 V (p-p), 75 unbalanced, analog output

(via Video output connector)

(via Audio output connector)

AC Adapter

: AC 120 V ~, 60 Hz

) Cassettes TC-40/30/20

C

GR-AXM151US,GR-AXM246UC,GR-AXM250UC M3A623,M3A622,M3A623

COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LTD.

No.86724

2003/03

DIFFERENCE LIST

DIFFERENT TABLE OF FEATURE

The following table indicate main different points between models GR-SXM250US, GR-AXM151US, GR-AXM246UC and GR­AXM250UC.

ITEM GR-SXM250US GR-AXM151US GR-AXM246UC GR-AXM250UC
BODY COLOR SILVER METALLIC GRAY MOLD BLACK SILVER
DC LIGHT Used
S OUTPUT Used Not used

TAPE FORMAT S-VHS-C VHS-C ←←

Note:

← is same as left.

Mark

DIFFERENT TABLE OF PARTS LIST

The following table indicate different parts number between models GR-SXM250US, GR-AXM151UC, GR-AXM246UC and GR­AXM250UC.

PACKING AND ACCESSORY ASSEMBLY <M1> Note: As for IB (INSTRUCTIONS), refer to sec.5.

 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

← Not used Used

←←

←←

←

← --- ---

FINAL ASSEMBLY <M2>

 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) ←←

Note:

← is same as left.

Mark
Mark --- is not used.
Mark * reference model was also changed.

As for the difference in a "FINAL ASSEMBLY <M2>"
drawing, 161 and 162 is added.

k

157

161

162

F2

As for the difference in a "FINAL ASSEMBLY <M2>"
drawing, 251C and 251D is changed.

251D

251D

F10

251C

251C

251E

251C

251

251C

n

OP BLOCK

SECTION

251C

251A

252

251C

CCD BOARD

ASSEMBLY

<02>

F9

255

254

253

251C

251B

256

256

1-2 (No.86724)

MECHANISM ASSEMBLY <M3>

 REF NO. ITEM GR-SXM250US GR-AXM151US GR-AXM246UC GR-AXM250UC

400 MECHA(B)ASSY YMA0040A-E YMA0042A-E ←←

406 CASSETTE GUIDE ASSY

(RIGHT)
406A SW.LEVER(RIGHT) YQ32162-1-3 --- --- --­406B TORSION SPRING YQ44340-1-4 --- --- ---

407 SCREW LY42819-001A --- --- --­466 ROTARY ENCODER QSW0888-002 QSW0888-001

MONITOR ASSEMBLY <M5>

 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 *--- *--- *---

MAIN BOARD ASSEMBLY <01>

 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
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
R4014 MG RESISTOR NRSA63J-103X --- --- --­R4712 MG RESISTOR NRSA63D-680X --- --- --­R4713 MG RESISTOR NRSA63D-680X --- --- --­R6306 MG RESISTOR NRSA63J-0R0X
R6307 MG RESISTOR NRSA63J-104X
R6314 MG RESISTOR NRS12BK-R47W

CN6 CONNECTOR QGA1201C2-02X

J505 S JACK QND0068-001 --- --- ---

Note:

Mark ← is same as left.

Mark --- is not used.
Mark * reference model was also changed.

YQ44339A-7 --- --- ---

←←

←←

← --- 2SK3577-X

← --- NEA71CM-106X

← --- NRSA63J-0R0X
← --- NRSA63J-104X
← --- NRS12BK-R47W
← --- QGA1201C2-02X

GR-AXM151US,GR-AXM246UC,GR-AXM250UC

(WPC)-M3A623,M3A622,M3A623

(No.86724)1-3

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 [phone]

(No.86724)

Printed in Japan

200303WPC