JVC AV-21LMT4/G Service Manual

SERVICE MANUAL

COLOUR TELEVISION

YA125D20052

BASIC CHASSIS

AV-21LMT4/G

AV-21LMT4/G is the models whose TELETEXT function was added based on AV-21LMG4/G.
Therefore, this service manual describes only the items which differ from those of the AV-21LMG4/G service
manual.
For details other than those described in this manual, please refer to the AV-21LMG4/G service manual
(No.YA125, 2004/9).

MAIN DIFFERENCE POINT

Item AV-21LMG4/G AV-21LMT4/G

TELETEXT NO YES

MAIN PWB SCW-1065A-H2 SCW-1136A-H2

CW

COPYRIGHT © 2005 Victor Company of Japan, Limited

No.YA125D

2005/2

DIFFERENCE LIST

USING P.W. BOARD (Page 3-3)

P.W.B ASS'Y Name AV-21LMG4/G AV-21LMT4/G DESCRIPTION

MAIN PWB SCW-1065A-H2 SCW-1136A-H2 Non compatible

EXPLODED VIEW PARTS LIST -1 (Page 3-3)

Ref. No.

1 GG10129-037A-H GG10129-039A-H FRONT CABINET

AV-21LMG4/G AV-21LMT4/G

Part No.

PART NAME DESCRIPTION

EXPLODED VIEW PARTS LIST -2 (Page 3-4)

Ref. No.

V01 A51LXR195X A51QDX993X PICTURE TUBE

DY01 QQD0080-001 QQD0110-001 DEF YOKE

13 GG10130-219A-H GG10130-213B-H REAR COVER

AV-21LMG4/G AV-21LMT4/G

Part No.

PART NAME DESCRIPTION

PRINTED WIRING BOARD PARTS LIST

MAIN P.W. BOARD ASS'Y (Page 3-14)

Part No.

Ref. No.

SCW-1065A-H2 SCW-1136A-H2

IC401 LA78040N AN15525A IC

Q101 2SC5397/CD/-T 2SC5083/L-P/-T TRANSISTOR

D351 EU01N-T2 FR105SGT-T2 SI DIODE

C003 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C110 NCB31CK-104X NCB31HK-104X C CAPACITOR

C520 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C527 QFZ0197-154 QFZ0197-124 MPP CAPACITOR 0.12uF 250V J

C582 QFZ0197-124 QFZ0197-154 MPP CAPACITOR 0.15uF 250V J

C707 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C728 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C731 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C734 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C735 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C737 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C738 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C739 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C740 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C741 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C745 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C746 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C748 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C749 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C750 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C751 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

PART NAME DESCRIPTIONAV-21LMG4/G AV-21LMT4/G

1-2 (No.YA125D)

Part No.

Ref. No.

SCW-1065A-H2 SCW-1136A-H2

C752 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C753 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C754 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C761 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C764 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C769 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C770 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C774 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C776 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C777 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C782 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C780 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C792 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C807 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C962 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C965 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C986 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

C989 NCB31CK-104X NCB31HK-104X C CAPACITOR 0.1uF 50V K

R421 QRL029J-102 ORG01GJ-561 OMF RESISTOR 560Ω 1W J
R433 QRE121J-3R3Y QRE121J-4R7Y C RESISTOR 4.7Ω 1/2W J
R582 NRSA63J-223X NRSA63J-273X MG RESISTOR 27kΩ 1/16W J
R582 NRSA63J-393X NRSA63J-333X MG RESISTOR 33kΩ 1/16W J

L522 QQR1005-002 QQR1005-004 LINEARITY COIL

L551 QQLZ026-760 QQLZ026-670 COIL 67uH ±7%

SG353 --- QAF0006-501 SPARK GAP 500V

PART NAME DESCRIPTIONAV-21LMG4/G AV-21LMT4/G

PACKING PARTS LIST (Page 3-18)

Ref. No.

8 RM-C1261-2H RM-C1260-2H REMOCON UNIT

9 GG20025-005A-H GG20070-001A-H CORNER LABEL

AV-21LMG4/G AV-21LMT4/G

Part No.

PART NAME DESCRIPTION

(No.YA125D)1-3

SECTION 1

PRECAUTION

Please refer to "AV-21LMG4/G (No.YA125)" about this section.

SECTION 2

SPECIFIC SERVICE INSTRUCTIONS

Please refer to "AV-21LMG4/G (No.YA125)" about this section.

SECTION 3

DISASSEMBLY

Please refer to "AV-21LMG4/G (No.YA125)" about this section.

SECTION 4

ADJUSTMENT

Please refer to "AV-21LMG4/G (No.YA125)" about this section.

SECTION 5

TROUBLESHOOTING

Please refer to "AV-21LMG4/G (No.YA125)" about this section.

Victor Company of Japan, Limited
AV & MULTIMEDIA COMPANY VIDEO DISPLAY CATEGORY 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama, kanagawa-prefecture, 221-8528, Japan

(No.YA125D)

Printed in Japan

VPT