Page 1
AV-14ATG
AV-14ATG
SERVICE MANUAL
COLOUR TELEVISION
BASIC CHASSIS
CG
AV-14ATG(-A)
This service manual mainly consists of the following items:
• The items which differ from those for the AV-14AT 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-14AT Service Manual (No. 56085, Oct. 2000)
Note: The page in parentheses shows the one for the AV-14AT service manual (No. 56085, Oct. 2000).
HOW TO IDENTIFY MODEL
While referring to the illustration given below, identify model name on the rating label affixed to the rear cover.
Basic model name
AV-14ATG
MODEL NO.
XXXXX XXXXXXX
XXXXXXX XXXXX
XXXXXX
XXXXX
XXX XXXXX XXXXX
XXXXXXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXXX
SERIAL No.
XXXX XX XXXX
XXX XX XXXX
XXXXXX–XXX
Identify model name
AV-14ATG-A
COPYRIGHT 2000 VICTOR COMPANY OF JAPAN, LTD.
No. 56087 1
No. 56087
Oct. 2000
Page 2
AV-14ATG
PARTS DIFFERENCE TABLE
The different parts between AV-14AT and AV-14ATG(-A) are described below:
!!
! REF. NO. PART NAME DESCRIPTION
!!
AV-14AT AV-14ATG(-A)
PART No. PART No.
■ EXPLODED VIEW PARTS LIST (Page 28)
! 13 QMP40D0-200J5 QMPR010-200-E2 POWER CORD
or QMP40D0-200J3 or QMPR010-200-K2
! 15 LC20377-010B-H LC20413-002B-H RATING LABEL
■ PRINTED WIRING BOARD PARTS LIST [MAIN PWB ASSY] (Page 30-)
— SCG-1262A-H2 SCG-1263A-H2 MAIN PWB ASSY
IC1701 MN1873287JA1 MN1873287JB1 IC (MICROCOMPUTER)
IC1702 AT24C08-21P7EE AT24C08-21PM IC (MEMORY) (Service)
■ PACKING PARTS LIST (Page 34)
1 GG10056-031A-H GG10056-034A-H PACKING CASE
! 7 LCT0757-001A-H LCT0733-001A-H INST BOOK
! 8 LCT0758-001A-H DIGEST MANUAL
! — LCT0759-001A-H INST BOOK
! — QAM0055-001 CONVERSION PLUG
No. 560872
Page 3
SPECIFICATIONS (Page 2)
Item Content
Dimensions (W × H × D) 364mm × 333.5mm × 374mm
Mass 9.3kg
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 ● 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 75Ω Unbalanced
Power Input AC110 ~ 240V, 50/60Hz
Power Consumption 70W (Max.) / 47W (Avg.)
Picture Tube Visible size : 34cm measured diagonally
High Voltage 22.5kV ± 1.5kV (at zero beam current)
Speaker 8cm Round type
Audio Output 3W (Monaural)
Input Video 1Vp-p, 75Ω
Audio 500mVrms (−4dBs), High impedance
Output Video 1Vp-p, 75Ω
Audio 500mVrms (–4dBs), Low impedance
Headphone Jack Stereo mini jack (3.5ø)
Remote Control Unit RM-C360-1H (Battery size : AA/R06/UM-3 × 2)
AV-14ATG
Design & specifications are subject to change without notice.
No. 56087 3
Page 4
AV-14ATG
SPECIFIC SERVICE INSTRUCTIONS
SETTING OF SYSTEM CONSTANT SET (Page 7)
Table 1
Setting item Setting contents Setting value
COLOUR TRIPLE
BILINGUAL NO
TUNER MU
ECO SENSOR NO
LANGUAGE E/R/A/F
B/B SOUND ON
LOCK 180
COLOUR AUTO YES
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
USER SETTING VALUES (Page 7)
Table 2
Setting item Setting value Setting item Setting value
SUB POWER ON PICTURE MODE (VSM) BRIGHT
CHANNEL POSITION 1 POSITION VNR OFF
CHANNEL PRESET
VOLUME Appropriate sound volume AUTO SHUTOFF OFF
TV/VIDEO TV BLUE BACK OFF
ON SCREEN DISPLAY POSITION NUMBER DISPLAY ON TIMER PR1 0:00
COLOUR SYSTEM AUTO PAL CHILD LOCK OFF
SOUND SYSTEM B / G
Refer to OPERATING
INSTRUCTION
OFF TIMER OFF
LANGUAGE ENGLISH
No. 560874
Page 5
SERVICE ADJUSTMENTS
■ Initial Setting Value
■ IF CIRCUIT ADJUSTMENT -- Adjustment of DELAY POINT (Page 15)
AV-14ATG
Setting (Adjustment) Item
DELAY POINT
(AGC TAKE-OVER)
Variable Initial setting
range value
0 ~ 127 45
■ V/C (VIDEO/CHROMA) CIRCUIT ADJUSTMENT (Page 15)
[SUB MENU 2. V/C]
Colour system Variable Initial setting value
Setting item range PAL SECAM NTSC 3.58 NTSC 4.43
1. CUT OFF (R / G / B) −128 ~ +127 −50 bbb
2. DRIVE (R / B) −64 ~ +63 0 bbb
3. BRIGHT −128 ~ +127 0 bbb
4. CONT. −64 ~ +63 0 bbb
5. COLOUR (P / S / N3 / N4) −64 ~ +63 0 bbb
6. TINT (N3 / N4) TV / VIDEO −64 ~ +63 0 / +50 / 0
7. SECAM BL ADJUST −32 ~ +31 0 bbb
8. SHARP TV / VIDEO −32 ~ +31 −15 / +5 bbb
: Do not adjust.
Adjustment of SUB COLOUR-II (Page 18)
Adjustment part Description
5. COLOUR
PAL COLOUR Value (A) in the figure: Set to +11V (W & G).
SECAM COLOUR Value (A) in the figure: Set to +4V (W & G).
NTSC 3.58 COLOUR Value (A) in the figure: Set to +7V (W & G).
Adjustment of SUB TINT-II (Page 19)
Adjustment part Description
6. TINT
NTSC 3.58 TINT Value (B) in the figure: Set to +7V (W & Cy).
No. 56087 5
Page 6
AV-14ATG
■ DEFLECTION CIRCUIT ADJUSTMENT (Page 20)
[SUB MENU 4. DEF]
Setting item Adjustment name Variable range
1. VER. POSITION Vertical center −4 ~ +3 −2 −3
2. HOR. POSITION Horizontal center −16 ~ +15 +1 +4
3. VER. HEIGHT Vertical height −64 ~ +63 −40 0
4. VER. LINEARITY Vertical linearity −32 ~ +31 +13 −3
5. VER. SCURVE Vertical scurve −32 ~ +31 −32 0
6. HOR. VCO ADJUST Horizontal VCO −64 ~ +63 0 0
: Do not adjust.
Initial setting value
50Hz 60Hz
■ VSM PRESET ADJUSTMENT (Page 22)
[Setting Values for SUB MENU 4. VSM PRESET]
VSM preset
VSM mode BRIGHT STANDARD SOFT
Setting item
TINT
SETTING VALUE
COLOUR
SETTING VALUE
BRIGHT
SETTING VALUE
CONT.
SETTING VALUE
SHARP
SETTING VALUE
+15
+15
+15
+30 +19 +14
+20 +20 +15
bb
b
bb
bb
b
bb
bb
b
bb
bb
b
bb
bb
b
bb
bb
b
bb
: Do not adjust.
No. 560876
Page 7
AV-14ATG
■ PRESET ADJUSTMENT (Page 23)
[SUB MENU 5. PRESET]
Colour system Initial setting value
Setting item PAL SECAM NTSC 3.58 NTSC 4.43
1. C-TRAP FIX 1 bbb
2. SHARP PEAK 0 b
3. ABL 1 b
4. GAMMA 0 bbb
5. Y.DELAY TIME TV 0 2 2 3
VIDEO 0 2 0 2
6. BLACK EXP START 3 bbb
7. C-BPF TV 1 b 0 b
VIDEO 1 bbb
8. CW/SCP 0 bbb
9. V.IF DET. LEVEL 0 bbb
11. IF AGC MIN. 0 bbb
12. V.IF AGC 0 bbb
13. V.IF PMOD 0 bbb
19. VNR 15 bbb
20. RGB LIM. 1 bbb
21. RGB LIMIT LEVEL 2 bbb
23. TEXT H. POSITION −3 bbb
24. READ DATA
: Do not adjust.
TV RF system Initial setting value
Setting item B/G I D/K M
10. S.IF DET. LEVEL 0 bbb
14. S.IF BPF BW ADJUST 0 bbb
15. S.IF TRAP FO ADJUST 0 bbb
16. S.IF TRAP FO ADJUST 2 0 bbb
17. S.IF-TRAP 0 bbb
18. S.IF-BPF 0 bb 1
22. S.IF SW 1 bb 0
: Do not adjust.
No. 56087 7
Page 8
AV-14ATG
VICTOR COMPANY OF JAPAN, LIMITED
TELEVISION RECEIVER DIVISION 1106 Heta, Iwai-city, Ibaraki-prefecture, 306-0698, Japan
No. 560878
AV14ATGA-H #3
CTH 0010
CRT
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