JVC AV-20NMG3B, AV-20N3/D, AV-20NMG3/-A Preset, PAL Secam, Sound System Do Not Adjust Setting item

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AV-20N3

AV-20NMG3

AV-20NMG3B

5. PRESET

The items in the following table, it is no requirement for adjustment.

If values had changed by the miss operation, set the initial setting values in the following table.

Colour System

Do Not Adjust

 

 

 

 

 

 

 

Initial setting value (Fixed value)

 

 

 

 

Setting item

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PAL

 

SECAM

NT SC 3.58

NT SC 4.43

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.

C TRAP FIX

1

 

1

 

1

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.

SHARP PEAK

0

 

0

 

0

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.

ABL

1

 

1

 

1

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4.

GAMMA

0

 

0

 

0

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TV

0

 

2

 

2

 

3

 

5.

Y. DELAY TIME

 

 

 

 

 

 

 

 

 

 

 

 

 

VIDEO

0

 

2

 

0

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6.

BL ACK EXP START

 

3

 

3

 

3

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7.

C-BPF

TV

1

 

1

 

0

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VIDEO

1

 

1

 

1

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8.

CW / SCP

0

 

0

 

0

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9.

VIF DET LEVEL

0

 

0

 

0

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

11.

IF AGC MIN

0

 

0

 

0

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

12.

VIF AGC

0

 

0

 

0

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13.

VIF PMOD

0

 

0

 

0

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

19.

VNR

15

 

15

 

15

 

15

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20.

RGB LIM

1

 

1

 

1

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

21.

RGB LIMIT LEVEL

2

 

2

 

2

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

23.

TEXT H. POSITION

-3

 

-3

 

-3

 

-3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24.

READ DATA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Sound System

Do Not Adjust

 

Setting item

B/G

I

D/K

M

 

 

 

 

 

 

 

 

 

 

 

 

10.

SIF DET LEVEL

0

0

0

0

 

 

 

 

 

 

14.

SIF BPF BW ADJUST

0

0

0

0

 

 

 

 

 

 

15.

SIF TRAP FO ADJUST

0

0

0

0

 

 

 

 

 

 

16.

SIF TRAP FO ADJUST 2

0

0

0

0

 

 

 

 

 

 

17.

SIF -TRAP

0

0

0

0

 

 

 

 

 

 

18.

SIF -BPF

1

0

0

0

 

 

 

 

 

 

22.

SIF SW

0

1

1

1

 

 

 

 

 

 

No. 52025

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Image 13
Contents Contents Ents SpecificationsAV-20N3 AV-20NMG3Safety Precautions Memory SCL 2/SDA2 FeaturesMicro Computer VIDEO/CHROMA Decorder SCL 1/SDA1Front Panel Rear Terminal FunctionsRemote Control Unit Part Name Main Difference ListModel Name Disassembly Procedure Specific Service InstructionsSpeaker Service Menu KEY Assignment of Remote Control UnitSystem CONSTANT-Ⅰ System CONSTANT-ⅡSetting item Setting contents Setting of System Constant SETUser Setting Values Setting item Setting valueInitial Setting Value of Service Menu Sound System Do Not Adjust Setting item PresetPAL Secam Procedures Replacement of IC301 if V/C DecoderLocations of Front Panel Buttons and LAM PS Before Starting Service Adjustment Service AdjustmentsAdjustment Items Measuring Instrument and FixturesKEY Assignment of Remote Control Unit Service Menu Basic Operation of Service MenuC, 3.DEF and 4.VSM Preset Method of settingSetup Tour Should be OFFService Menu Flow Chart Solder Side Adjustment LocationsTOP UpperfocusB1 Power Supply AdjustmentsFocus Adjustment If Circuit AdjustmentPoint Delay PointAGC AGC Take Over OtherVideo / Chroma Circuit Adjustment SUB Bright Method of adjustment without measuring instrumentAd justment Remote SUBColour Ⅱ CRT TintSocket Ad justment part Description Remote BL AdjustSecam Control unit BL ACKPosition Deflection Circuit AdjustmentVER. Scurve VSM Preset SettingScurve TOPPurity Adjustment Purity / Convergence Adjustment# P/C Magnets Dynamic Convergence Adjustment Static Convergence AdjustmentReplacement Steps Replacement of Chip ComponentSoldering Iron AV-20N3 AV-20NMG3 AV-20NMG3B