JVC AV-20NMG4/QSK Service Manual

SERVICE MANUAL

COLOUR TELEVISION

YA160C20052

BASIC CHASSIS

AV-20NMG4/QSK

The following items for the AV-20NMG4/QSK was changed partly from AV-20NMG4/G.
Therefore, this service manual describes only the items which differ from those of the AV-20NMG4/G service
manual.
For details other than those described in this manual, please refer to the AV-20NMG4/G service manual
(No.YA160, 2004/12).

OUTLINE

Since the production place was changed, we have issued the SERVICE MANUAL for AV-20NMG4/QSK.

CW

HOW TO IDENTIFY MODELS

"20NMG4QA-SK" is added at the bottom of the Rating label.

AV-20MNG4

Indicated

20NMG4QA-SK

COPYRIGHT © 2005 Victor Company of Japan, Limited

No.YA160C

2005/2

DIFFERENCE LIST

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

P.W.B ASS'Y Name AV-20NMG4/G AV-20NMG4/QSK DESCRIPTION

MAIN PWB SCW-1324A-H2 SCW-1395A-H2 Non compatible

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

Ref. No.

1 LC10438-041A-H LC10438-041A-HK FRONT CABINET

AV-20NMG4/G AV-20NMG4/QSK

Part No.

PART NAME DESCRIPTION

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

Ref. No.

V01 A48LGS30X A48LGS30X32AN30 PICTURE TUBE ITC

DY01 QQD0111-001 --- DEF YOKE Delete

13 LC10448-010A-H LC10448-010A-HK REAR COVER

17 QAL0609-001 --- PC MAGNET Delete

18 QAL0627-001 --- WEDGE ASSY Delete

AV-20NMG4/G AV-20NMG4/QSK

Part No.

PART NAME DESCRIPTION

PRINTED WIRING BOARD PARTS LIST

MAIN P.W. BOARD ASS'Y (Page 3-10)

Part No.

Ref. No.

SCW-1324A-H2 SCW-1395A-H2

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

R369 QRE121J-184Y QRE121J-104Y C RESISTOR 100kΩ 1/2W J

C582 --- QFZ0197-474 MPP CAPACITOR (Addition) 0.47uF 250V J

PART NAME DESCRIPTIONAV-20NMG4/G AV-20NMG4/QSK

PACKING PARTS LIST (Page 3-18)

Ref. No.

1 GG10284-027A-H GG10368-003A PACKING CASE

2 LC10469-002A-H LC10469-006A CUSHION ASSY 4pcs in 1set

1-2 (No.YA160C)

AV-20NMG4/G AV-20NMG4/QSK

Part No.

PART NAME DESCRIPTION