JVC DLA-QX1G manual Troubleshooting, Corrective action

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Troubleshooting

Solutions to common problems related to your projector are described here. If none of the solutions presented here solves the problem, unplug the projector and consult your dealer.

Symptom

Power is not supplied.

Light is not emitted, or light level is low.

With power on, operation starts but stops in a few minutes.

Video image does not appear.

Probable cause

Is the power cord disconnected?

Is the MAIN POWER switch turned on?

Is the correct power voltage used?

Has the breakertripped open?

Has the lamp protective function activated? (This can occur if the power is shut down due to a power failure, etc.)

Is the lens cap removed?

Is the internal shutter closed?

Is the lamp life near its end?

Has the projector been moved from its installed place?

Is the intake or exhaust vents blocked?

Is the correct input selected?

Are the devices connected correctly?

Are signals being supplied from the connected devices?

Are input signals (scanning frequency, etc.) appropriate?

Corrective action

• Insert the power cord (plug) firmly.

• Turn on the MAIN POWER switch.

• Check that AC 200V to 240V is supplied.

• Check that the breaker is closed.

Make sure of the capacity of the breaker.

• Wait until the lamp has cooled down. (Turn

on the main power and let the fans cool

the lamp.)

About 10 minutes later, press the remote

control unit’s OPERATE button.

• Remove the lens cap.

• Open the internal shutter by pressing the

remote control unit’s SHUTTER OFF

button.

• Check the lamp use time on the menu,

and if the lamp life is near its end, consult

your dealer to arrange for a replacement

lamp.

• Check the installed position.

• Turn off the MAIN POWER switch, remove

any blocking objects, and turn on the

MAIN POWER switch again.

• Select the correct inputs with VIC SELECT

(or VIC) 1,2, and 3 buttons.

• Connect the devices correctly.

• Set connected devices correctly.

• Check if the signal is correct as input

(scanning frequency, etc.).

Input the appropriate signal.

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ENGLISH

Video image dims.

Video image is unstable.

Video image is abnormally dark or bright.

Image color is poor or image is disturbed.

Is brightness adjusted correctly?

Is focus adjusted correctly?

Is distance too short or too long?

Are Tracking and Phase adjusted correctly?

Is Brightness adjusted correctly?

Is the correct Clamp selected?

Is picture quality (color density, etc.) adjusted correctly?

Are signals (scanning frequency, etc.) from connected devices appropriate?

Are specifications of the signal being input matching those of the VIC?

Is the input cable connected correctly?

• Adjust brightness on the menu.

• Adjust focus with the remote control unit’s

FOCUS +/– buttons.

• Set the projector at the correct distance.

• Adjust Tracking and Phase on the menu.

• Adjust picture quality on the menu.

• Select the correct Clamp on the menu.

• Adjust picture quality on the menu.

• Check if the signal is appropriate

(scanning frequency, etc.), and input the

appropriate signal.

• Check specifications of both signal being

input and VIC.

• Check cable connections.

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Image 53
Contents Pour l’utilisateur For Customer UsePage DLA-QX1G About burning-in of the D-ILA device About the plug U.S.A. onlySafety Precautions Important SafeguardsDo not allow any unqualified person to install the unit Do not cut off the main plug from this equipment Information on the power cord plugContents Information on separately sold items AccessoriesProjection lens Video Interface Card VICFront Side / Top Surface / Right Side Controls and FeaturesIntake area filter Left-hand side / Back SideTo remove the handles Control Panel About status code Connector Panel Remove the slot panel from the slot Install the VICProjector Fasten the VIC to the projectorRemote Control Unit Lock Ô Unlock switch Wired remote control terminalShutter ON/OFF buttons Shift +/- buttonsOpen the back cover Install the batteries Installing BatteriesPrecautions for using batteries Cursor 5/∞/2/3 / Enter Menu Operation ButtonPrecautions for Installation Installing the ProjectorWhen installing the projector, observe the following Allowable minimum space required305 mm Or more Leveling the projector Adjusting the Inclination of the ProjectorAdjusting the vertical angle of the projector Projection using stack configuration Installing the Projector against the ScreenLens type Approximate projection distance Projection Distance and Screen SizeOptional Lenses Lens model FunctionFor the lenses with the lens shift function Lens Shift FunctionMaximum amount of shift Relational table for maximum shift amounts aspect ratio 4Using as a wired remote control unit Effective Range and Distance of the Remote Control UnitUsing as a wireless remote control unit Signals that Can Be Input to the Projector Connecting to Various DevicesAnalog HD signals Digital HD signalsExample of a basic system Examples of System ConfigurationDesktop type Connecting to RGB DevicesAnalog HD devices Connecting to Analog HD DevicesDigital HD monitor Connecting to Digital HD DevicesDigital HD devices Connecting to Devices which Control the Projector Insert the supplied power cord Connecting the Power Cord SuppliedInto the power input terminal AC ProjectorTurn on the Main Power switch of the projector Turning On the PowerRemote control unit Basic OperationsTo change the menu language displayed Code displaySelecting the VIC to be projected Adjusting Focus Adjusting the Screen SizeTurning off video image Hide For Operating Other FunctionsPress the Keystone / buttons Image KeystonePress the Shift button Setting the amount of lens shifting ShiftPress the Shift + button Menu Operations No signal menu modeMain menu Sub menu RGB VIC menu modeHdtv VIC or HD-SDI VIC menu mode Buttons and Control for Menu Operations To select or adjust the itemTo display the main menu To go to the sub menuMenu Operation Procedure Contents of the Menu For HDTV/HD-SDI VIC VIC menu VIC menu 1/2For RGB VIC Language menu Options menuColor temp. menu Sub brightness menuUser 1 or 2 menu Offset & Gain menuLens shift menu Menu position menuRemove the filters Cleaning and Replacing the FiltersRemove the filter cover Reinstall the filters Clean the filtersReplacing the Light-Source Lamp When the lamp’s use hours exceed 900 hoursWhen lamp’s use hours has reached 1000 hours Corrective action TroubleshootingTroubleshooting Message Cause Corrective action Error code Cause Corrective action Unit ft m AppendixGL-MQ1010G GL-MQ1015SG GL-MQ1020ZG GL-MQ1023SZG RGB in RGB input SpecificationsGeneral Pin assignment Specifications for terminals Outside dimensionsRS-232C external control Communication SpecificationsCommand Format