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AV-20NMG3
AV-20NMG3B
SERVICE MANUAL
COLOUR TELEVISION
52025C20034
BASIC CHASSIS
AV-20NMG3/E,
AV-20NMG3B/E
CG
Supplementary
The following items for the AV-20NMG3/E, AV-20NMG3B/E model were changed p artly from AV-20 NMG3 model.
Therefore, this service manual describ es only the item s wh ich differ f rom those of the AV- 20NMG3 model
service manual.
For details other than those described in this manual, please refer to the AV-20NMG3, AV-20NMG3B model
service manual (No.52025, Jul.2002).
OUTLINE
Since the picture tube was changed, we have issued the SERVICE MANUAL for AV-20NMG3/E, AV-20NMG3B/E.
HOW TO IDENTIFY MODELS
“AV-20NMG3E”, “AV-20NMG3BE” is added to the serial No. under at the Rating label.
MODEL
AV-20NMG3
AV-20NMG3B
SERIAL No.
COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LTD.
Indicated
AV-20NMG3E
AV-20NMG3BE
No.52025C
2003/4
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AV-20NMG3
AV-20NMG3B
DIFFERENCE LIST
USING P.W.BOARD (Page 34)
P.W.B ASS’Y Name
MAIN PWB SCG-1422A-H2
AV-20NMG3
AV-20NMG3B
EXPLODED VIEW PARTS LIST (Page 36)
Ref. No.
V01 A48LSD095X
DY01 QQD0034-001
Ref. No.
V01 A48LSD095X
DY01 QQD0034-001
AV-20NMG3 AV-20NMG3/A AV-20NMG3/E
AV-20NMG3B AV-20NMG3/A AV-20NMG3B/E
PARTS No.
←
←
PARTS No.
←
←
AV-20NMG3/A
←
A48AGY13X89K PICTURE TUBE (ITC) Inc. DY01
------------ DEF YOKE Delete
A48AGY13X89K PICTURE TUBE (ITC) Inc. DY01
------------ DEF YOKE Delete
AV-20NMG3/E
AV-20NMG3B/E
SCG-1468A-H2 Non compatible
PARTS NAME DESCRIPTION
PARTS NAME DESCRIPTION
DESCRIPTION
1-2 (No.52025C)
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PRINTING WIRING BOARD PARTS LIST
MAIN P.W. BOARD ASS'Y (Page 46)
Symbol No.
R1159 NRSA02J-184X NRSA63J-184X MG RESISTOR 180kΩ 1/16W J
R1327 NRSA02J-475X NRSA63J-475X MG RESISTOR 4.7MΩ 1/16W J
R1330 QRE141J-0R0Y ------------ C RESISTOR Delete
R1433 QRE121J-2R7Y QRE121J-3R9Y C RESISTOR 3.9Ω 1/2W J
R1521 ------------ QRE121J-560Y C RESISTOR 56Ω 1/2W J
R1525 QRL029J-180 QRL029J-330 OMF RESISTOR 33Ω 2W J
R1921 QRE121J-2R2Y QRE121J-1R8Y C RESISTOR 1.8Ω 1/2W J
R1923 QRM034J-R22 QRM034J-R18 MP RESISTOR 0.18Ω 3W J
R1924 ------------ NRSA63J-154X MG RESISTOR 150kΩ 1/16W J
R1925 ------------ NRSA63J-105X MG RESISTOR 1MΩ 1/16W J
R1935 QRE121J-562Y QRE121J-392Y C RESISTOR 3.9kΩ 1/2W J
R1976 QRT029J-8R2 QRL029J-120 OMF RESISTOR 12Ω 2W J
R1979 QRL039J-220 QRL039J-470 OMF RESISTOR 47Ω 3W J
C1351 ------------ QCZ0364-102 C CAPACITOR 1000pF 2kV
C1352 QFZ0097-103 ------------ MM CAPACITOR Delete
C1433 QETN1HM-475Z QEHR1HM-475Z E CAPACITOR 4.7uF 50V M
C1525 QFZ0200-972 QFZ0200-982 MPP CAPACITOR 9800pF 1.5kV H
C1526 QFLC1HJ-103Z QFLC1HJ-822Z M CAPACITOR 8200pF 50V J
C1527 QFZ0199-564 QFZ0199-474 MPP CAPACITOR 0.47uF 250V J
C1529 QFN32AJ-102Z QFLC1HJ-332Z M CAPACITOR 3300pF 50V J
C1904 QCZ9015-102 QCZ9015-102Z C CAPACITOR 1000pF AC250V Z
C1905 QCZ9015-102 QCZ9015-102Z C CAPACITOR 1000pF AC250V Z
C1907 QCZ9015-102 QCZ9015-102Z C CAPACITOR 1000pF AC250V Z
C1932 NDC31HJ-681X NDC31HJ-221X C CAPACITOR 220pF 50V J
L1551 QQLZ034-360 QQLZ034-380 COIL 38uH
D1303 ------------ MA3091/M/-X Z DIODE Addtion
D1920 ------------ 1SS133-T2 SI DIODE Addtion
D1929 MTZJ3.3A-T2 ------------ Z DIODE Delete
D1942 RU3YX-LFC4 RGP30B-F1 SI DIODE
Q1703 UN2212-X 2SD601A/QR/-X TRANSISTOR
IC1704 PIC-47143SY GP1UM281QK IR DETECT UNIT 38kHz
CP1981 ICP-N25-Y ICP-N50-Y IC PROTECTOR 2.0A
SCG-1422A-H2 SCG-1468A-H2
PARTS No.
PARTS NAME DESCRIPTION
AV-20NMG3
AV-20NMG3B
(No.52025C)1-3
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AV-20NMG3
AV-20NMG3B
VICTOR COMPANY OF JAPAN, LIMITED
AV & MULTIMEDIA COMPANY DISPLAY CATEGORY 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama, kanagawa-prefecture, 221-8528, Japan
(No.52025C)
Printed in Japan
20034WPC
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