JVC GR-AXM237 Service Manual

Page 1

COMPACT VHS CAMCORDER

GR-AXM237UM

Regarding service information other than these sections, refer to the GR-AXM220U service manual (No. 86526). Also, be sure to note important safety precautions provided in the service manual.

SPECIFICATIONS

Camcorder

General

Format : VHS NTSC standard Power source : DC 6.0 V Power consumption

LCD monitor off,

viewfinder on : 4.2 W

LCD monitor on,

viewfinder off : 4.6 W

LCD monitor on,

viewfinder on : 5.2 W Signal system : NTSC-type Video recording system

Luminance : FM recording Color : Converted sub-carrier

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)

Operating

temperature :0°C to 40°C (32°F to 104°F) Operating humidity : 35% to 80% Storage temperature : –20°C to 50°C

Weight : Approx. 890 g (2.0 lbs)

direct recording Conforms to VHS standard

(–4°F to 122°F)

cassette

Dimensions : 198 mm x 119 mm x 99 mm (W x H x D) (7-13/16" x 4-11/16" x 3-15/

Pickup : 1/4" format CCD Lens : F1.6, f = 3.9 to 62.4 mm, 16:1

Viewfinder : Electronic viewfinder with

White balance

adjustment : Auto/Manual adjustment

LCD monitor : 2.5" diagonally measured,

Speaker : Monaural JLIP : ø3.5 mm, 4-pole, mini-head

Video :1 V

Audio : 300 mV (rms), 1 kΩ analog

16") (with the LCD monitor closed and with the viewfinder fully tilted downward)

power zoom lens with auto iris and macro control, filter diameter 40.5 mm

0.5" black/white CRT

LCD panel/TFT active matrix system

jack (compatible with RC-5325 plug)

(

p-p), 75 Ω unbalanced, analog output (via Video output connector)

output (via Audio output connector)

AC Power Adapter/Charger AA-V16U

Power requirement : AC 110 V to 240 V`,

Specifications shown are for SP mode unless otherwise indicated. E & O.E. Design and specifications subject to change without notice.

50 Hz/60 Hz

Power consumption : 23 W Output

Charge : DC 8.5 V VTR : DC 6.3 V

Charging system : Constant current, peak

Dimensions : 125 mm x 42 mm x 68 mm (W x H x D) (4-15/16" x 1-11/16" x

Weight : Approx. 270 g (0.6 lbs)

detection, timer controlled

2-11/16")

Cassette Adapter C-P7U

Dimensions : 188 mm x 25 mm x 104 mm (W x H x D) (7-7/16" x 1" x 4-1/8") Weight : Approx. 240 g (0.53 lbs) Accessory : “AA (R6)”-size battery x 1

Optional Accessories

•Battery Packs BN-V12U, BN-V20U, BN-V856U

•Car Battery Charger BH-V3U

•Battery Charger BH-VC10U

•Audio/Video Cable

•Car Battery Cord AP-V7U

•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.

) Cassettes TC-40/30/20

This service manual is made from all recycled paper.

, 1.3 A , 1.8 A

No. 86544

February 2000

Page 2

TABLE OF CONTENTS

DIFFERENT TABLE ................................................................................................................................................................ 1 to 2

4. CHARTS AND DIAGRAMS

4.1 BOARD INTERCONNECTIONS ................................................................................................................................ 4-1

4.2 CPU SCHEMATIC DIAGRAM.................................................................................................................................... 4-3

4.3 VTR DSP SCHEMATIC DIAGRAM............................................................................................................................ 4-5

4.4 REGULATOR SCHEMATIC DIAGRAM ..................................................................................................................... 4-7

4.5 MAIN CIRCUIT BOARD ............................................................................................................................................. 4-9

5. PARTS LIST

5.1 FINAL ASSEMBLY <M2> ........................................................................................................................................... 5-1

The following table indicate main different points between models GR-AXM220U and GR-AXM237UM.

ITEM

DC LIGHT Not used used

BODY COLOR Black Pearl gray

ZOOM 300X 450X

The following table indicate different parts number between models GR-AXM220U and GR-AXM237UM.

PACKING ASSEMBLY<M1>

REF NO.

2 PACKING CASE LY31561-007A LY31561-028A

! 5 IB (EN) LYT0478-001A LYT0505-001A

! IB (SP) – LYT0505-002A

! IB (PT) – LYT0505-003A

7 REGIST. CARD BT-51020-2 –

FINAL ASSEMBLY <M2>

REF NO.

ITEM

MODEL

GR-AXM220U GR-AXM237UM

! 101 LOWER CASE ASSY LY10122-033A LY10122-047A

106 FRONT COVER ASSY LY10124-041A LY10124-050B

106R COVER (LIGHT) LY30934-001A –

107 CASS. COVER (M) ASSY LY10131-019A LY10131-023A

108 UPPER CASE (M) LY10133-001C LY10133-002C

110 TOP COVER LY10129-074A LY10129-093A

113 OPERATION UNIT LY10120-035A LY10120-032B

116 DC LIGHT ASSY – LY30860-001B

116A LAMP – YQ44266

! 137 FRAME ASSY LY20372-002B LY20372-004A

137F CONTACT (LIGHT), X2 – YQ43810

137G E-SI C WIRE C-F – WJM0118-001A

146 KNOB (LIGHT) – LY41083-001B

Note: Mark – is not used.

Page 3

MONITOR ASSEMBLY <M5>

REF NO.

! 500 MONITOR ASSY LYH20126-004A LYH20126-011A

! 502 COVER (MONI) ASSY LY20482-004A LY20482-011B

502A WINDOW LY31295-004A LY31295-009B

503 COVER (U. HINGE) LY20333-006A LY20333-004A

MAIN BOARD ASSEMBLY <01>

REF NO.

PW MAIN BOARD ASSY YB10271UL-02 YB10271UM-04

IC3004 IC – TC74VHC74FT

Q3005 TRANSISTOR – DTA144EE

Q6201 TRANSISTOR – 2SA1774/QR/-X

Q6202 TRANSISTOR – 2SD1628/FG/-X

Q6203 TRANSISTOR – 2SC4617/QR/-X

D3002 DIODE – DAN222

R3033 MG RESISTOR – NRSA63J-103X

R3035 MG RESISTOR – NRSA63J-103X

R6201 MG RESISTOR – NRSA63J-103X

R6202 MG RESISTOR – NRSA63J-100X

R6203 MG RESISTOR – NRSA63J-103X

R6205 MG RESISTOR – NRSA63J-184X

R6206 MG RESISTOR – NRSA63J-102X

C1631 CAPACITOR – NCB31CK-683X

C4004 TA E CAPACITOR – NBE20GM-336X

C6201 E CAPACITOR – NEA71CM-106X

SW503 SLIDE SWITCH – NSW0092-001X

CN14 CONNECTOR – QGA1201C2-02X

ITEM

MODEL

GR-AXM220U GR-AXM237UM

Note: Mark – is not used.

Page 4

4.1 BOARD INTERCONNECTIONS

SECTION 4

CHARTS AND DIAGRAMS

4-1

ABCD

Page 5

Note: How to find the page showing the continuative schematic diagram

Example)

TO REG (Page 4-22): TO REG (Page 4-9):

Refer to the GR-AXM220U service manaul (No. 86526)

Refer to this service manual

EFG

4-2

Page 6

4.2 CPU SCHEMATIC DIAGRAM

4-3

ABCD

Page 7

Note: How to find the page showing the continuative schematic diagram

Example)

TO REG (Page 4-22): TO REG (Page 4-9):

Refer to the GR-AXM220U service manaul (No. 86526)

Refer to this service manual

EFG

4-4

Page 8

4.3 VTR DSP SCHEMATIC DIAGRAM

4-5

ABCD

Page 9

Note: How to find the page showing the continuative schematic diagram

Example)

TO REG (Page 4-22): TO REG (Page 4-9):

Refer to the GR-AXM220U service manaul (No. 86526)

Refer to this service manual

EFG

4-6

Page 10

4.4 REGULATOR SCHEMATIC DIAGRAM

4-7

ABCD

Page 11

Note: How to find the page showing the continuative schematic diagram

Example)

TO REG (Page 4-22): TO REG (Page 4-9):

Refer to the GR-AXM220U service manaul (No. 86526)

Refer to this service manual

EFG

4-8

Page 12

4.5 MAIN CIRCUIT BOARD FOIL SIDE (B)

4-9

Page 13

4-10

Page 14

COMPONENT PARTS LOCATION GUIDE (MAIN)

REF.No. LOCATION

CAPACITOR

C101 A C 1A C102 B C 2A C103 B C 2A C104 B C 1A C105 B C 1A C106 B C 2A C107 B C 2B C108 A C 1C C109 A C 3D C110 A C 3D C111 B C 2A C112 B C 2A C113 A C 2A C114 A C 2A C115 B C 1A C116 A C 8C C118 A C 2A C119 A C 3A C120 A C 3A C121 B C 2A C122 B C 2A C123 B C 2A C124 B C 2A C125 A C 1A C126 A C 1A C127 A C 3A C128 A C 2A C129 A C 3A C130 B C 1A C131 A C 3A C132 A C 3B C133 A C 2C C134 A C 2C C135 A C 2B C136 A C 2B C137 A C 4B C138 A C 1B C140 A C 2B C143 A C 2B C144 A C 7B C146 A C 4E C147 A C 4E C1201 A C 4D C1202 A C 4D C1203 A C 4D C1204 B C 4C C1205 A C 4D C1206 A C 4D C1207 A C 4D C1601 B C 8C C1602 A C 7D C1603 B C 7C C1604 B C 7C C1605 B C 7C C1606 B C 8C C1607 B C 8C C1608 B C 8C C1609 B C 8C C1610 B C 8B C1611 A C 7C C1612 A C 8C C1613 A C 7C C1614 A C 8C C1615 A C 7C C1616 B C 8C C1617 A C 7C C1618 B C 8D C1619 B C 8D C1620 B C 8D C1621 A C 8C C1622 A C 8C C1623 A C 7C C1624 B C 7C C1625 B C 7C C1626 B C 7C C1627 B C 8C C1628 B C 8C C1629 B C 8C C1630 B C 8C C1631 B C 7C C1801 B C 2D C2001 B C 4D C2002 A C 4D C2003 B C 4D

REF.No. LOCATION REF.No. LOCATION

C2004 A C 4D C2005 B C 3D C2009 A C 4A C2010 A C 4A C2021 B C 4A C2022 B C 4A C2023 B C 3A C2024 B C 4A C2025 B C 4A C2026 B C 4A C2027 B C 3A C2028 B C 4A C2029 B C 3A C2030 B C 3A C2031 B C 3A C2051 B C 1C C2052 B C 1C C2061 B C 3A C2062 B C 3A C2071 B C 4A C2072 B C 4A C2073 A C 4A C2074 B C 4A C2076 B C 4A C2401 A C 6D C2402 A C 6E C2403 A C 7E C2404 A C 7E C2405 A C 7D C3002 B C 5C C3003 B C 4C C3004 B C 4B C3005 B C 4B C3006 B C 4B C3007 B C 4B C3008 A C 3C C3009 A C 4D C3010 A C 4C C3011 A C 4C C3012 A C 5C C3013 A C 4C C3014 A C 4C C3015 A C 5C C3016 A C 4C C3017 A C 4C C3018 A C 5C C3019 B C 4C C3020 A C 4C C3021 A C 5C C3022 A C 5C C3023 A C 4C C3024 A C 4C C3027 B C 4C C3028 B C 4C C3031 A C 4D C3032 B C 4B C3033 B C 4B C3035 B C 4B C3037 B C 3C C3038 B C 4C C3101 B C 1C C3103 B C 4B C3104 B C 4A C3105 A C 4A C3106 A C 4A C3107 B C 4A C3108 B C 4B C3109 B C 4B C3112 B C 4B C3113 B C 3B C3114 B C 3B C3115 B C 3A C3117 B C 3A C3118 B C 3A C3119 B C 1B C3120 B C 2C C3121 B C 2B C3132 B C 4A C3134 B C 4A C3135 B C 3E C3136 B C 4A C3501 A C 5A C3502 A C 5A C3503 B C 5A C3504 A C 5A

C3505 A C 5A C3506 B C 5A C3507 B C 5A C3508 A C 5A C3509 A C 5A C3510 B C 5A C3511 B C 5A C3512 B C 5A C3513 B C 5A C3514 A C 5A C3515 B C 5A C3516 B C 5A C3517 A C 5A C3518 B C 5A C3519 B C 5A C3520 B C 5A C3521 B C 5A C3522 A C 5A C3523 B C 5A C3524 B C 5A C3525 B C 5A C3526 A C 5A C3527 B C 5A C3901 A C 6A C4001 B C 2C C4002 B C 2C C4003 B C 2C C4004 A C 3C C4005 A C 3C C4006 B C 2B C4007 B C 1B C4008 B C 1C C4009 B C 2C C4010 B C 2D C4011 B C 2D C4012 B C 2D C4013 B C 2D C4014 B C 3D C4015 B C 3D C4016 B C 3D C4017 B C 3D C4018 B C 4C C4019 B C 4C C4020 B C 4C C4021 B C 3C C4022 B C 3B C4023 B C 3B C4024 B C 3B C4025 B C 2B C4026 B C 2B C4028 B C 2D C4029 B C 1D C4030 B C 2C C4034 A C 2C C4035 B C 2B C4036 B C 1B C4037 B C 2C C4038 B C 2D C4039 B C 2C C4040 A C 2C C4041 A C 2C C4042 A C 2D C4043 A C 2D C4044 A C 1C C4045 A C 2C C4046 A C 1C C4047 A C 2C C4048 A C 2C C4049 B C 3D C4050 B C 3C C4051 A C 2C C4055 B C 2D C4101 B C 3A C4102 B C 2A C4201 A C 5D C4202 A C 5D C4203 B C 5D C4204 B C 6D C4205 B C 5D C4206 B C 5D C4207 B C 5D C4208 B C 4E C4209 B C 5E C4210 B C 4E C4211 B C 4E

REF.No. LOCATION

C4212 B C 4E C4213 B C 5E C4214 B C 5D C4251 A C 6D C4252 B C 6E C4253 B C 5E C4254 B C 5E C4255 A C 5E C4256 A C 5D C4257 B C 6E C4501 A C 6D C4502 A C 5D C4503 A C 5D C4504 A C 5E C4505 B C 5D C4506 B C 5D C4507 B C 5D C4508 B C 5D C4509 B C 5D C4510 B C 5D C4511 B C 5D C4512 B C 4D C5203 B C 2E C5204 B C 2D C5205 B C 2D C5206 B C 2D C5207 B C 2D C5208 B C 2E C5209 B C 2E C5210 B C 2E C5211 B C 3D C5212 B C 2E C5213 B C 2E C5214 B C 3E C5215 B C 3D C5216 B C 3D C5218 B C 2E C5219 B C 2E C5220 A C 3E C5221 A C 3E C5222 A C 2D C5223 A C 2D C5224 A C 2D C5225 A C 2D C5226 A C 2E C5227 A C 2E C5228 A C 2E C5229 B C 3D C5230 B C 3D C5231 B C 3D C5232 A C 2E C5233 A C 2E C5234 A C 2E C5235 A C 2E C5236 A C 2E C5237 A C 2E C6001 B C 6E C6002 B C 6E C6003 A C 6D C6004 B C 7C C6005 B C 7C C6006 B C 7C C6007 B C 7C C6008 B C 7C C6009 B C 7C C6010 B C 7C C6011 B C 7C C6012 B C 7C C6013 B C 6C C6014 B C 7C C6015 B C 7C C6016 B C 7C C6017 B C 7C C6018 B C 7B C6019 B C 7B C6022 B C 7C C6111 B C 6C C6113 B C 6C C6114 B C 7C C6121 B C 6C C6123 B C 6C C6124 B C 7C C6125 A C 5D C6131 B C 6C C6132 B C 6C

REF.No. LOCATION

C6133 A C 7D C6134 A C 6D C6135 A C 7C C6141 B C 6B C6142 B C 5B C6143 B C 8B C6151 B C 6C C6153 B C 6C C6154 B C 6C C6155 B C 6E C6156 A C 6D C6157 B C 6C C6161 B C 6B C6162 B C 6B C6163 B C 7B C6164 A C 6C C6165 A C 7C C6167 B C 6C C6168 B C 6D C6169 B C 6D C6170 A C 6D C6171 B C 6D C6173 B C 6C C6174 A C 7C C6175 B C 6D C6201 A C 6D C7801 A C 7D C7802 A C 7D C7803 A C 7E C7804 A C 7E C7805 B C 7D C7806 B C 7D C7807 B C 7D C7809 A C 7E C7810 B C 7D C7811 B C 7D C7812 B C 7D C8001 A C 6A C8002 B C 6A C8003 B C 7A C8004 B C 7A C8005 B C 7A C8006 B C 7A C8007 B C 6A C8008 B C 6A C8009 B C 6B C8010 B C 6B C8011 B C 7B C8012 B C 7A C8013 A C 6A C8014 A C 6B C8015 A C 7B C8016 A C 7B C8017 A C 7B C8018 A C 7A C8019 A C 7A C8020 A C 8A C8021 A C 8B C8022 A C 8B C8023 A C 7B C8024 A C 6A C8025 A C 6A C8026 A C 6A C8027 B C 6A C8028 B C 6A C8029 B C 6A C8030 B C 6A C8031 B C 7A C8032 B C 8B C8033 B C 8B C8034 B C 8B C8035 B C 8B C8036 B C 7B C8037 B C 7B C8038 B C 8B C8039 A C 7B C8040 B C 6A C8041 A C 7B C8042 A C 7A C8043 A C 8A C8044 A C 8B

CONNECTOR

CN1 A C 4A CN2 A C 8A

REF.No. LOCATION

CN3 A C 4D CN4 A C 2A CN5 A C 5A CN7 A C 3D CN8 A C 4A CN11 A C 7D CN12 B C 7D CN13 A C 8C CN14 A C 2A CN15 A C 4D CN16 A C 7E CN18 A C 4E CN22 A C 3D CN25 A C 3C CN26 A C 3C CN27 B C 7E

DIODE

D101 A C 1A D102 A C 1B D103 A C 1B D105 A C 7A D106 A C 7A D107 A C 3C D501 A C 8B D502 A C 8B D503 A C 8B D504 A C 8B D505 A C 8B D506 A C 8B D1601 B C 8D D3001 B C 4B D3002 B C 5C D3101 B C 1B D3102 B C 1C D3103 B C 1B D4001 A C 2C D4002 A C 2C D5201 B C 3D D5202 B C 3D D6111 B C 5C D6121 B C 5C D6131 B C 6C D6141 B C 5C D6151 B C 6C D6152 B C 6D D6161 B C 7B D6162 B C 6B D6163 B C 6B D6164 B C 6D D6165 A C 7C

IC101 A C 2B IC102 A C 2A IC103 B C 1A IC104 B C 2B IC105 B C 3B IC106 B C 1A IC107 A C 1A IC1201 B C 4D IC1601 B C 8C IC1801 A D 2D IC2001 B C 4D IC2401 A C 6E IC3001 A C 4C IC3002 A C 4B IC3003 B C 4C IC3004 B C 4C IC3101 B C 4A IC3501 B C 5A IC3901 A C 5A IC4001 B C 3C IC4002 A C 2C IC4003 A C 2C IC4004 A C 2C IC4005 A C 2C IC4201 B C 5E IC4202 B C 5D IC4251 B C 5E IC4501 B C 4D IC5201 B C 2D IC5202 A C 2D IC6001 B C 7C IC7801 A C 7D

REF.No. LOCATION

IC7802 A C 7D IC7803 B C 7D IC8001 B C 7A IC8002 A C 7B IC8003 A C 6A IC8004 A C 7B IC8005 B C 6A IC8006 B C 8B IC8007 B C 7A

COIL

L101 A C 2A L102 A C 3D L103 A C 3D L501 B C 8B L502 A C 8B L2001 B C 4E L2002 A C 4A L2003 A C 4D L2051 B C 1C L2052 B C 1C L2401 A C 6E L3002 B C 5C L3003 B C 5C L3101 B C 1C L3104 B C 3A L3106 B C 4A L3107 B C 4A L3501 A C 5A L3502 A C 5A L3901 A C 6A L4001 A C 2C L4002 A C 2C L4003 A C 1C L4004 A C 2D L4005 A C 1C L4201 A C 5E L4501 A C 6E L4502 A C 5E L4503 A C 5E L5201 B C 3E L5202 B C 2E L5203 A C 3E L5204 A C 2D L6001 B C 6D L6002 B C 6D L6004 B C 6D L6111 A C 6C L6121 A C 6C L6131 A C 6C L6141 A C 6B L6151 A C 6C L6161 A C 6B L6202 B C 6D L7801 A C 7D L7803 B C 7D L8001 B C 6A L8002 A C 6A L8003 A C 6A L8004 B C 8B

TRANSISTOR

Q101 A C 1B Q102 A C 1B Q103 A C 3D Q104 A C 8A Q105 A C 8A Q106 A C 8A Q107 A C 8A Q108 B C 1A Q109 B C 1A Q110 B C 1A Q111 A C 3B Q2001 A C 4D Q2006 B C 4A Q2007 B C 4D Q2008 B C 4D Q2061 B C 3A Q2071 B C 4A Q2072 B C 4A Q2401 B C 6E Q3002 B C 4C Q3003 B C 5C Q3004 B C 5C Q3005 B C 4C

4-11

Page 15

REF.No. LOCATION

Q3101 B C 1B Q3102 B C 1B Q3103 B C 1C Q3104 B C 1C Q3105 B C 1B Q3106 B C 1B Q3113 B C 4A Q3114 B C 4A Q3501 A C 5A Q3502 A C 5A Q3506 A C 5A Q3509 B C 5A Q3901 A C 6A Q3902 A C 6A Q3903 A C 6A Q3904 A C 5A Q4001 A C 2D Q4002 A C 2D Q4004 A C 1C Q4101 B C 3A Q4102 B C 3A Q4103 B C 3A Q4201 B C 5D Q4251 A D 2D Q4501 B C 4D Q4502 A C 5E Q4503 A C 5E Q6111 B C 6C Q6112 B C 6C Q6121 B C 6C Q6122 B C 6C Q6123 B C 6D Q6124 B C 5D Q6131 B C 6C Q6141 B C 6C Q6151 B C 6C Q6161 B C 6C Q6162 A C 6C Q6163 A C 7C Q6164 A C 7C Q6165 B C 6D Q6166 B C 6D Q6167 B C 6D Q6168 A C 7D Q6201 B C 6E Q6202 B C 6E Q6203 B C 6E

RESISTOR

R101 B C 1A R102 B C 1A R103 A C 1A R104 A C 1A R105 A C 1B R106 A C 1B R107 A C 1B R108 A C 1B R109 A C 1B R110 A C 3D R111 A C 3D R112 A C 3D R113 A C 8A R114 A C 8A R115 A C 8A R116 A C 8A R117 B C 1A R118 A C 7A R119 A C 7A R120 A C 7A R121 A C 7A R122 A C 2A R123 B C 2A R124 B C 2B R125 A C 1B R126 A C 1B R127 A C 2B R128 B C 2B R129 B C 2B R130 A C 6B R131 A C 6B R132 B C 2B R133 B C 2B R134 A C 4E R135 B C 2B R136 A C 4E R137 A C 2B

REF.No. LOCATION REF.No. LOCATION

R138 A C 1B R139 B C 4C R140 A C 1B R141 A C 2B R142 A C 2A R143 B C 2A R144 B C 2A R145 A C 3C R146 A C 1A R147 A C 3A R148 A C 2C R150 A C 4E R152 A C 2A R153 A C 2A R154 A C 3A R155 A C 3A R156 A C 3A R157 A C 3A R158 A C 3A R159 A C 3A R160 A C 3A R161 A C 3A R162 B C 2A R163 A C 3B R164 A C 7E R165 B C 4C R166 B C 6D R167 A C 1B R168 A C 1B R169 A C 1B R170 A C 1B R171 A C 1B R501 A C 8C R502 A C 8C R504 A C 8B R505 A C 8B R1201 B C 4C R1202 B C 4D R1203 B C 4D R1204 B C 4D R1601 A C 8C R1602 A C 8C R1603 B C 7C R1604 B C 7C R1605 B C 7C R1606 B C 7C R1607 B C 7C R1608 B C 7C R1609 B C 7C R1610 B C 8B R1611 B C 7C R1612 B C 8C R1613 B C 8B R1614 B C 8C R1615 B C 8C R1616 B C 8C R1617 B C 8C R1618 A C 8C R1619 A C 8C R1620 A C 8C R1621 A C 8C R1622 A C 8C R1623 B C 8C R1624 B C 7B R1625 B C 8C R1626 A C 7C R1627 A C 8C R1628 B C 8D R1629 B C 8D R1630 B C 8D R1631 B C 8B R1632 B C 8C R1633 B C 8C R2001 B C 3D R2002 B C 4D R2003 B C 3D R2004 B C 4D R2005 A C 4D R2006 A C 4D R2011 B C 4D R2012 B C 4D R2016 B C 4A R2021 B C 4A R2022 B C 4A R2023 B C 4A R2024 B C 4A

R2025 B C 4A R2026 B C 1C R2027 B C 1C R2029 B C 3B R2061 B C 3A R2062 B C 4A R2063 B C 4A R2071 B C 4A R2072 B C 4A R2073 B C 4A R2074 B C 4A R2075 B C 4A R2076 B C 4A R2401 A C 7E R2402 A C 7E R2403 A C 7E R2404 A C 7E R3001 B C 4B R3002 A C 4C R3004 A C 5C R3006 A C 4C R3007 A C 4C R3008 A C 5C R3009 A C 3B R3010 A C 3B R3014 B C 4C R3015 B C 4C R3016 B C 4C R3017 B C 4C R3018 A C 4C R3021 B C 4C R3022 B C 5C R3023 B C 5C R3024 B C 5C R3025 B C 4B R3026 B C 4B R3027 B C 4B R3028 A C 4B R3029 B C 4C R3030 B C 3C R3031 B C 4C R3032 B C 5C R3033 B C 5C R3034 A C 3C R3035 B C 4C R3036 B C 4C R3101 B C 3A R3102 B C 3A R3103 B C 3A R3108 B C 3A R3109 B C 1B R3110 B C 1B R3111 B C 1B R3112 B C 1C R3113 B C 1C R3114 B C 1C R3115 B C 1B R3116 B C 1B R3117 B C 1B R3131 B C 4A R3132 B C 4A R3134 B C 3E R3135 B C 4A R3136 B C 4A R3137 B C 4A R3138 B C 4A R3501 A C 5A R3503 B C 5A R3504 A C 5A R3506 A C 5A R3508 B C 5A R3509 A C 5A R3515 A C 5A R3519 B C 5A R3520 B C 5A R3536 A C 5A R3537 A C 5A R3538 A C 5A R3539 A C 5A R3540 B C 5A R3901 A C 5A R3902 A C 6A R4001 B C 2C R4002 B C 1C R4003 B C 2C

REF.No. LOCATION

R4004 B C 2C R4006 B C 2C R4007 B C 2C R4008 B C 1D R4009 B C 2D R4010 B C 2C R4011 B C 1D R4012 B C 1D R4013 B C 2D R4014 B C 2D R4015 A C 2D R4016 A C 2D R4017 A C 2D R4018 A C 2D R4019 A C 2D R4020 A C 2D R4021 A C 2D R4022 A C 2D R4023 A C 2D R4024 A C 2D R4025 A C 2C R4026 A C 2C R4027 A C 1C R4029 A C 1C R4035 B C 2B R4036 B C 2B R4037 B C 2B R4038 B C 3B R4101 B C 3A R4102 B C 3A R4103 B C 3A R4104 B C 3A R4105 B C 3A R4106 B C 2A R4107 B C 2A R4108 B C 2A R4109 B C 3A R4110 B C 3A R4111 B C 3A R4201 B C 5D R4202 B C 5D R4203 B C 6D R4204 B C 5D R4205 B C 5D R4206 B C 5D R4207 B C 5D R4208 B C 5D R4209 B C 5D R4210 B C 5D R4211 B C 5D R4212 B C 5D R4213 B C 5D R4214 B C 6D R4215 B C 5D R4216 B C 5D R4217 B C 5D R4218 B C 4E R4219 B C 4E R4220 B C 4E R4221 B C 4E R4222 B C 4E R4223 B C 4E R4224 B C 4E R4251 B C 6E R4252 B C 6E R4253 B C 5E R4254 B C 6E R4255 B C 5E R4256 B C 5E R4257 B C 5E R4258 B C 6E R4259 B C 6E R4262 A C 5E R4501 B C 5D R4502 B C 5D R4503 B C 4D R4504 B C 4D R4505 B C 5D R4506 B C 4D R4507 B C 4D R4513 B C 4D R4514 B C 5D R4515 B C 5D R4516 A C 5E R4518 A C 5E

REF.No. LOCATION

R4519 A C 5E R4520 A C 5E R5201 B C 2E R5202 B C 2E R5211 B C 3D R5212 A C 2D R5213 A C 2D R5214 A C 2D R5215 A C 2D R5216 A C 2D R5217 B C 3D R5218 A C 2D R5220 A C 2D R6001 B C 7C R6002 B C 7C R6009 B C 7C R6010 B C 7C R6011 B C 7C R6012 B C 7C R6111 B C 6C R6112 B C 6C R6113 B C 6C R6114 B C 6C R6115 B C 6C R6121 B C 6C R6122 B C 6C R6123 B C 6C R6124 B C 6C R6125 B C 5D R6126 B C 5D R6127 B C 5D R6128 B C 5D R6129 B C 6C R6131 A C 6C R6132 A C 6C R6133 B C 7C R6134 B C 7C R6135 A C 7C R6136 A C 7D R6137 B C 6C R6138 B C 6C R6141 B C 6B R6142 B C 7C R6143 B C 6C R6144 B C 6B R6145 B C 7B R6146 B C 7B R6151 B C 7C R6152 B C 6C R6153 B C 6C R6154 B C 7C R6161 B C 6B R6162 B C 7B R6163 B C 7C R6164 B C 7B R6165 A C 6C R6166 A C 6C R6167 A C 6C R6168 A C 6C R6169 A C 6C R6170 A C 7C R6171 A C 7C R6172 B C 6D R6173 B C 6D R6174 B C 6D R6175 B C 6D R6176 B C 6D R6177 B C 6D R6178 B C 6D R6179 B C 7C R6180 A C 7D R6181 A C 7D R6182 A C 7C R6183 A C 7D R6201 B C 6E R6202 B C 6E R6203 B C 6E R6204 B C 6E R6205 B C 6E R6206 B C 6E R6902 B C 6D R6903 B C 7B R6907 B C 7C R6914 B C 7B R6931 B C 6C R6932 B C 6C

REF.No. LOCATION

R7801 A C 7D R7802 A C 7D R7803 A C 7D R7804 A C 7D R7808 B C 7D R7809 A C 7E R7810 A C 7D R8001 A C 7B R8002 B C 7A R8003 B C 7A R8004 B C 7B R8005 B C 7B R8006 A C 7B R8007 A C 7B R8008 B C 6A R8009 B C 6A R8010 B C 6A R8011 B C 6A R8012 B C 6B R8013 B C 6A R8014 B C 6A R8015 B C 6B R8016 B C 6B R8017 B C 6B R8018 B C 6B R8019 B C 6B R8020 B C 6B R8021 B C 6B R8022 B C 6A R8023 B C 6A R8024 B C 6A R8025 B C 6A R8026 B C 6A R8027 B C 8A R8028 B C 6A RA101 A C 2A RA102 A C 2B RA103 B C 2B RA104 B C 2B RA105 B C 2B RA106 A C 3B RA107 A C 3A RA108 A C 3A RA109 A C 3A

TEST POINT

TP101 A C 2C TP102 B C 2B TP103 A C 2A

OTHER

F6001 B C 5D F6003 B C 6D F6004 B C 6D F7801 A C 7D FL4101 B C 3A FL4102 B C 3A J501 B D 8B J502 A D 5C J503 B D 8A J504 A D 1C J505 A D 1B SW503 A C 8D X101 B C 2A X102 A C 1A X3001 A D 4B X8001 B C 8A

4-12

Page 16

COMPONENT SIDE (A)

4-13

Page 17

4-14

Page 18

SECTION 5

PARTS LIST

SAFETY PRECAUTION

Parts identified by the ! symbol are critical for safety. Replace only with specified part numbers.

5.1 FINAL ASSEMBLY <M2>

105

104

129

126

129

101N

101B

125

101

125

101K

101L

148

101E

137A

137E

137F

137G

103

137F

137C

143

137C

122

101J

118

123

145

123

101A

124

MAIN <01>

101G

121

146

102

101D

101C

128

101D

133

118

114

251C

147

251C

145

251B

251C

OPTICAL BLOCK

SECTION

255

251A

251C

251D

251C

140

251C

254

RATING LABEL

251

253

256

252

106A

253

CCD

<02>

106B

257

106M

106E

106D

106

106G

106N

106H

106F

106P

106L

106J

106C

116

106F

116A

106

106Q

115

5-1

Page 19

ELECTRONIC

VIEWFINDER

127

112

137D

142

137B

137D

143

137

113

127

138

139

MECHANISM

<M3>

153

136

137H

<M4>

134

111

152

152A

153

134

110

130

150

150A

151

106K

106J

144

154

153

107

107A

155

107B

LABEL

MONITOR

<M5>

132

119

108

106J

135

117

120

131

109

109B

109A

109E

109C

109D

5-2

Page 20

# REF No. PART No. PART NAME, DESCRIPTION # REF No. PART No. PART NAME, DESCRIPTION

---------------- ----------------------- ----------------------------------------------------- ----------------- ----------------------- -----------------------------------------------------

✽✽✽✽✽✽✽✽✽✽✽✽✽✽✽✽✽✽✽✽✽✽✽✽✽✽✽✽✽✽

FINAL ASSEMBLY <M2>

101 LY10122-047A LOWER CASE ASSY 101A LY30885-001C KNOB(B.RELEASE) 101B LY30886-001B BKT(B.RELEASE) 101C QYSLSP2030D SCREW 101D QYSLSP2050D SCREW,X2 101E QYSLSF2055D SPECIAL SCREW,X2 101G LY30002-026A COMPRES. SPRING 101J LY30891-001B CAP(RCA JACK) 101K LY30888-001B HOLDER(LITHIUM) 101L WJM0119-001A E-SI C WIRE C-F 101N LY40081-001A CAP 102 LY20014-001A GRIP BELT 103 LY30018-003A SPECIAL SCREW

104 LY30887-001B CAP(JIG) 105 QYSLSP2030D SCREW 106 LY10124-050B FRONT COVER ASSY 106A LY30893-001C HOOD 106B LY31556-001A COVER(HOOD) 106C LY20349-001C GUIDE(SHUTTER) 106D LY30895-001B SHUTTER(1) 106E LY30896-001A SHUTTER(2) 106F YQ43762 SPECIAL SCREW,X2 106G LY41075-001A SLIDER(SHUTTER)ASSY 106H QYSLSF2050Z SCREW,X2 106J QYSLSF2060Z SCREW,X3 106K LY20348-001A DIAL(SHUTTER) 106L LY41081-001D TORSION SPRING 106M LY41128-001B HOLD(SHUTTER) 106N LY41381-001A MARK 106P LY41077-001A LEVER(1) 106Q LY41078-001A LEVER(2) 107 LY10131-023A CASS.COVER(M)ASSY 107A LY30907-001A BUTTON(PUSH) 107B LY40076-002A SPACER,X2 108 LY10133-002C UPPER CASE(M) 109 LY30908-001D BKT(UPPER)ASSY 109A LY30909-001A BKT(STOPPER) 109B LY30910-001C COVER(STOPPER) 109C QYSLSP2030D SCREW,X2 109D QYSLSP2025D SCREW 109E LY41384-001A EARTH PLATE(B) 110 LY10129-093A TOP COVER 111 LY20328-001E COVER(VF) 112 LY30892-001B CAP(REAR JACK) 113 LY10120-032B OPERATION UNIT 114 LY10121-001D ZOOM UNIT 115 LY30861-010A MICROPHONE 116 LY30860-001B DC LIGHT ASSY 116A YQ44266 LAMP 117 QYSLSF2055D SPECIAL SCREW 118 QYSLSF2055D SPECIAL SCREW,X3 119 YQ43762-5 SPECIAL SCREW 120 QYSLSF2055D SPECIAL SCREW 121 QYSLSF2055D SPECIAL SCREW 122 QYSLSF2055D SPECIAL SCREW,X2 123 QYSLSF2055D SPECIAL SCREW,X2 124 QYSLSF2090D SCREW 125 QYSLSF2055D SPECIAL SCREW,X2

126 QYSLSF2055D SPECIAL SCREW 127 QYSLSF2055D SPECIAL SCREW,X2 128 QYSLSF2090D SCREW 129 QYSLSF2055D SPECIAL SCREW,X2 130 QYSLSF2055D SPECIAL SCREW,X2 131 QYSLSF2055D SPECIAL SCREW 132 QYSLSP2030D SCREW,X2 133 QYSLSF2090D SCREW 134 QYSLSF2055D SPECIAL SCREW,X2 135 QYSLSF2055D SPECIAL SCREW,X3 136 QYSLSF2055D SPECIAL SCREW

137 LY20372-004A FRAME ASSY 137A LY30903-001A BASE 137B LY41090-001B HOOK 137C QYSLSF2060D SCREW,X2 137D QYSLSF2060Z SCREW,X2 137E LY30016-0H2A SPACER-A 137F YQ43810 CONTACT (LIGHT),X2 137G WJM0118-001A E-SI C WIRE C-F 137H LY41082-001A CUSHION(OP),X2 138 YQ44457-3 SCREW,X2 139 LY30904-001A BKT(MECHA) 140 QYSPSTU1725M SCREW 142 LY30018-050A SPECIAL SCREW,X2 143 LY41173-001A SPECIAL SCREW,X2 144 QYSLSF1750D SCREW 145 QYSLSF2055D SPECIAL SCREW,X2 146 LY41083-001B KNOB (LIGHT) 147 WJT0024-001A E-CARD WIRE,OP-MAIN CN15 148 LY30889-001B CAP(LITHIUM) 150 LY30514-001F FRONT FRAME ASSY 150A YQ44144-1-1 TAPE GUIDE 151 SPSH1725M SCREW,X2 152 YQ31752H-31 CASSETTE HOUSING ASSY 152A LY30175-001C C.COV.INS.ASSY 153 YQ44457-3 SCREW,X4 154 QYSLSP2025D SCREW,X2 155 QYSLSP2030D SCREW,X4

– OPTICAL BLOCK SECTION –

251 LY30948-003A OP BLOCK ASSY 251A PTY30948-002 FOCUS MOTOR 251B PTY30948-301 ZOOM MOTOR 251C PTY30151-016 SCREW,X9 251D PTY30948-006 IRIS MOTOR UNIT,INCL.FPC 252 LYH40047-001A CCD BASE ASSY 253 QYSPSGU2080Z SCREW,X2 254 LY31441-001A SPACER RUBBER 255 LY41755-001A OPTICAL LPF 256 LY20346-001A CCD SPACER 257 LY30018-072A SPECIAL SCREW

5-3

Ozaki-M13A62

Page 21

VICTOR COMPANY OF JAPAN, LIMITED VIDEO DIVISION

S40894

Printed in Japan

JVC GR-AXM237 Service Manual

Specifications and Main Features

Frequently Asked Questions

User Manual