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AV-20NTG
No. 56099
1
MODEL NO.
XXXXX XXXXXXX
XXXXXXX XXXXX
XXXXXX
XXXXX
XXX XXXXX XXXXX
XXXXXXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXX
SERIAL No.
XXXXXX­XXX
XXXX XX XXXX
XXX XX XXXX
Model name
BASIC CHASSIS
CG
SERVICE MANUAL
COLOUR TELEVISION
AV-20NTG
AV-20NTG
COPYRIGHT
© 2000 VICTOR COMPANY OF JAPAN, LTD.
No. 56099
Jul. 2000
HOW TO IDENTIFY MODEL
While referring to the illustration given below, identify model name on the rating label affixed to the rear cover.
This service manual mainly consists of the following items:
· The items which differ from those for the AV-20N4(BK) service manual.
· The initial value for each setting item.
For details other than those described in this manual, please refer to the following service manual.
Reference Service Manual: AV-20N4(BK) Service Manual (No. 56028, Jul. 2000)
Note: The page in parentheses shows the one for the AV-20N4(BK) service manual (No. 56028, Jul. 2000).
AV-20NTG


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AV-20NTG
No. 56099
2
AV-20N4(BK)
AV-20NTG
!
!
!
!
!
REF. NO.
PART NAME
DESCRIPTION
PART No.
PART No.
s EXPLODED VIEW PARTS LIST (Page 28)
1
LC10438-014A-H
LC10438-019A-H
FRONT CABINET
5
LC20318-003A-H
LC20318-001A-H
CONTROL KNOB
12
LC30663-003A-H
LC30663-001A-H
POWER KNOB
!
14
QMPR010-200-E2
QMP40D0-200J5
POWER CORD
or QMPR010-200-K2
or QMP40D0-200J3
!
16
CM22960-072-H
LC20377-001B-H
RATING LABEL
s PRINTED WIRING BOARD PARTS LIST (Page 30-)
--
SCG-1236A-BK
SCG-1234A-H2
MAIN PWB ASSY
R1161
NRSA02J-102X
CH MG R
1k
1/10W
J
R1162
NRSA02J-122X
CH MG R
1.2k
1/10W
J
R1163
NRSA02J-222X
CH MG R
2.2k
1/10W
J
R1164
NRSA02J-221X
CH MG R
220
1/10W
J
R1165
NRSA02J-220X
CH MG R
22
1/10W
J
R1166
NRSA02J-821X
CH MG R
820
1/10W
J
R1771
NRSA02J-222X
CH MG R
2.2k
1/10W
J
NRSA02J-821X
CH MG R
820
1/10W
J
R1773
NRSA02J-122X
CH MG R
1.2k
1/10W
J
C1161
NCB21HK-103X
CH C CAP.
0.01
µF
50V
K
C1164
NCB21HK-103X
CH C CAP.
0.01
µF
50V
K
C1165
NCB21HK-103X
CH C CAP.
0.01
µF
50V
K
C1166
NCB21HK-104X
CH C CAP.
0.1
µF
50V
K
C1977
QETN1CM-107Z
E CAP.
100
µF
16V
M
QETN1CM-477Z
E CAP.
470
µF
16V
M
D1705
SLR-342MG-T16
LED (GRE)
L-132XND-T16
LED (ORG)
D1901
D2SBA60
G2SBA60
BRIDGE DIODE
Q1161
2SC2412K/QR/-X
CHIP TRANSISTOR
Q1522
BU808DFI-030Y
BU808DFI-154Y
POWER TRANSISTOR
H.OUT
Q1710
DTC124EKA-X
DIGI TRANSISTOR
IC1701
MN1873287JC
MN1873287JB
IC (MICROPROCESSOR)
IC1702
AT24C08-21F4BK
AT24C08-21FM
IC (MEMORY)
(Service)
CF1161
SFE5.74MC2
C TRAP
CF1162
SFE5.74MC2
C TRAP
TU1001
QAU0186-001
QAU0185-001
TUNER
PARTS DIFFERENCE TABLE
The different parts between AV-20N4(BK) and AV-20NTG are described below:


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AV-20NTG
No. 56099
3
AV-20N4(BK)
AV-20NTG
!
!
!
!
!
REF. NO.
PART NAME
DESCRIPTION
PART No.
PART No.
s PACKING PARTS LIST (Page 34)
1
CP11434-061-H
GG10056-029A-H
PACKING CASE
4
CP30697-005-H
CP30967-003-H
POLY BAG
5
RM-C368-1H
RM-C364-1H
REMOCON UNIT
6
QPA02503505
CP30966-001-H
POLY BAG
!
7
LCT0730-001A-H
LCT0885-001A-H
INST BOOK
8
ATEAB001-00A
MATCHING BOX
!
--
LCT0886-001A-H
DIGEST MANUAL


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AV-20NTG
No. 56099
4
Item
Content
Dimensions (W
× H × D)
619mm
× 458mm × 488mm
Mass
19kg
TV RF System
B / G, I, D / K, K1
Colour System
TV Mode
PAL / SECAM
VIDEO Mode
PAL / SECAM / NTSC3.58 / NTSC4.43
Receiving Frequency VHF (VL)
46.25MHz ~ 168.25MHz
VHF (VH)
175.25MHz ~ 463.25MHz
UHF
471.25MHz ~ 863.25MHz
CATV
q Cable TVs of Mid (X-Z, S1-S10)
Super (S11-S20) & Hyper (S21-S41) bands receivable
Intermediate
VIF Carrier
38.0MHz
Frequency
31.5MHz (6.5MHz)
SIF Carrier
32.0MHz (6.0MHz)
32.5MHz (5.5MHz)
33.5MHz (4.5MHz)
Colour Sub Carrier Frequency
PAL (4.43MHz)
SECAM (4.40625MHz / 4.25MHz)
NTSC (3.58MHz / 4.43MHz)
Aerial Input Terminal
75
Unbalanced
Power Input
AC110 ~ 240V, 50/60Hz
Power Consumption
95W (Max.) / 62W (Avg.)
Picture Tube
Visible size : 48cm measured diagonally
High Voltage
26.5kV
± 1.5kV (at zero beam current)
Speaker
5cm
× 12cm Oval type × 2
Audio Output
5W (Monaural)
Input
Video
1Vp-p, 75
Audio
500mVrms (
-4dBs), High impedance
Output
Video
1Vp-p, 75
Audio
500mVrms (­4dBs), Low impedance
Headphone Jack
Stereo mini jack (3.5ø)
Remote Control Unit
RM-C364-1H (Battery size : AA/R06/UM-3
× 2)
Design & specifications are subject to change without notice.
SPECIFICATIONS (Page 2)


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AV-20NTG
No. 56099
5
Setting item
Setting value
Setting item
Setting value
SUB POWER
ON
PICTURE MODE (VSM)
BRIGHT
CHANNEL POSITION
1 POSITION
VNR
OFF
OFF TIMER
OFF
LANGUAGE
ENGLISH
VOLUME
Appropriate sound volume
AUTO SHUTOFF
OFF
TV/VIDEO
TV
ECO SENSOR
OFF
ON SCREEN DISPLAY
POSITION NUMBER DISPLAY
BLUE BACK
OFF
COLOUR SYSTEM
AUTO PAL
ON TIMER
PR1
0:00
SOUND SYSTEM
B / G
CHILD LOCK
OFF
SETTING OF SYSTEM CONSTANT SET (Page 7)
Table 1
USER SETTING VALUES (Page 7)
Table 2
Refer to OPERATING
INSTRUCTION
CHANNEL PRESET
SPECIFIC SERVICE INSTRUCTIONS
Setting item
Setting contents
Setting value
COLOUR
TRIPLE
BILINGUAL
NO
TUNER
MU
ECO SENSOR
YES
LANGUAGE
E/R/A/F
B/B SOUND
OFF
LOCK
180
COLOUR AUTO
NO
QSS
MINT
ALC
NO
TEXT RATE
20
AMP TUNER
NO
MULTI.
TRIPLE
PAL
YES
NO
MU
MA
YES
NO
E/R/A/F
E/A/F
E/A
E/F
ON
OFF
YES
10
20
...
230
250
240
YES
NO
MINT
MQSS
YES
NO
10
20
40
80
YES
NO