JVC AV-20NMG3, AV-20N3/D Method of setting, C, 3.DEF and 4.VSM Preset, Setup Tour, Should be OFF

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AV-20N3

AV-20NMG3

AV-20NMG3B

[Method of setting]

1. IF

[1. VCO]

1 Key ・・・・・・・・・・・・・・・・・・・・・・・・・ Select 1.IF.

1 Key ・・・・・・・・・・・・・・・・・・・・・・・・・ Select 1.VCO

The VCO (CW) screen will be displayed a allow mark when the AFC voltage is at a certain level.

DISPLAY Key・・・・・・・・・・・・・・・・・・ As you press this key twice, you will return to the SERVICE MENU.

[2. DELAY POINT]

1 Key・・・・・・・・・・・・・・・・・・・・・・・・・ Select 1.IF.

2 Key・・・・・・・・・・・・・・・・・・・・・・・・・ Select 2.DELAY POINT.

MENU -/+ Key ・・・・・・・・・・・・・・・・・ Set (adjust) the setting values of the setting items.

DISPLAY Key・・・・・・・・・・・・・・・・・・ When this is pressed twice, you will return to the SERVICE MENU.

2.V/C, 3.DEF and 4.VSM PRESET

2~4Key ・・・・・・・・・・・・・・・・・・・・・・・ Select one from 2. V/C, 3. DEF and 4. VSM PRESET.

MENU /Key ・・・・・・・・・・・・・・ Select setting items.

MENU -/+ Key ・・・・・・・・・・・・・・・・・ Adjust the values of the items.

DISPLAY Key ・・・・・・・・・・・・・・・・・・ When this is pressed, return to the SERVICE MENU.

6.SETUP TOUR

By pressing the 6 key, you can change the ON or OFF ( should be OFF).

(Should be OFF)

%If it is ON, then you turn the TV power off, when you are turn the TV power on again. The JVC’s logo will be shown about 15 seconds automatically.

MENU -/+ Key ・・・・・・・・・・・・・・・・・ Select Language.

MENU Key ・・・・・・・・・・・・・・・・・ Auto Search.

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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 Model Name Main Difference ListPart 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 PAL Secam PresetSound System Do Not Adjust Setting item Locations of Front Panel Buttons and LAM PS Replacement of IC301 if V/C DecoderProcedures 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 Socket TintCRT Ad justment part Description Remote BL AdjustSecam Control unit BL ACKPosition Deflection Circuit AdjustmentVER. Scurve VSM Preset SettingScurve TOP# P/C Magnets Purity / Convergence AdjustmentPurity Adjustment Dynamic Convergence Adjustment Static Convergence AdjustmentSoldering Iron Replacement of Chip ComponentReplacement Steps AV-20N3 AV-20NMG3 AV-20NMG3B