JVC DLA-SH4KNL instruction manual Troubleshooting

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Troubleshooting

Check the following points before sending this product for repair.

The following phenomena are not malfunctions.

●Device noise is heard from the interior of the projector

●There is color bleeding on the screen

When the projector fails to run properly due to external noises, perform the following operations.

ACheck to ensure that the power is shut down.

Unplug the power cord, and insert again.

BTurn on the power of the projector.

If there is no abnormality on the screen when the phenomena below appear, they are not malfunctions.

●The top or front part as well as the rear of the projector unit is hot

●A creaking sound is heard from the projector

A sound maybe heard when the lamp burn out. However, this is not a hazard.

D-ILA devices are manufactured using extremely high-precision technology. However, some of the pixels may not lit up or remain permanently lit up.

Symptom

Probable Cause

Corrective Action

Reference Page

 

 

 

 

Power is not

● Is the power cord disconnected?

● Insert the power cord (plug) properly.

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supplied

 

 

 

● Is the main power supply switched

● Turn on the main power supply switch

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turned on?

of the projector unit.

 

 

 

 

 

 

● Is the lamp in the cool down mode?

● Turn on the power again after the cool

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down mode ends.

 

 

 

 

 

 

● Is the lamp protection function

● Wait till the temperature of the lamp has

^

 

triggered?

gone down.

 

 

(This function is triggered when the

(Turn on the main power supply switch to

 

 

power shuts down such as during

run the fan and cool down the lamp.) Turn

 

 

power failures.)

on the power after about 180 seconds.

 

 

 

 

 

Image is dark

● Is the lamp near exhaustion?

● Check the ALamp TimeB setting of the

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Main menu. When the lamp life is near

 

 

 

its end, consult the authorized dealer

 

 

 

from which this product is purchased

 

 

 

or any nearby JVC servicing center.

 

 

 

 

 

Projector works

● Are the air inlets and vent holes

● Turn off the main power supply switch,

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when the power

blocked?

and remove the blockage. After

11, 23

is turned on, but

 

removing, turn on the power again.

 

stops abruptly

 

 

 

● Is the temperature of the room high?

● Set the temperature of the room or the

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after a few

 

surrounding temperature of this

 

minutes

 

 

 

projector to an appropriate level.

 

 

 

 

 

 

 

 

 

● Are the filters dirty?

● Clean the filters.

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Video image

● Is the lens cap removed?

● Remove the lens cap.

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does not appear

 

 

 

● Are devices properly connected?

● Connect the devices correctly.

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● Is the power of the connected

● Turn on the power of the connected

^

 

devices turned on?

devices.

 

 

 

 

 

 

● Are correct signals being output

● Configure the connected devices

^

 

from the connected devices?

correctly.

 

 

 

 

 

 

● Are the signals of the connected

● Check to ensure that they are possible

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devices possible input signals?

input signals, and input compatible

 

 

 

signals accordingly.

 

 

 

 

 

 

● Is the image temporarily hidden?

● Set AHideB of the Image menu to

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AOFFB to display the image.

 

 

 

 

 

Video image is

● Is the projector out of focus?

● Adjust the focus using AFocusB of the

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blur

 

Lens menu.

 

 

 

 

 

 

● Is the projection distance too short

● Set it to a correct distance.

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or too long?

 

 

 

 

 

 

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Contents Projector DLA-SH4KINSTRUCTIONS For Customer useMachine Noise Information Germany only Safety PrecautionsAbout the installation place Do not allow any unqualified person to install the unit Do not cut off the main plug from this equipment Safety Precautions Cont’dPower cord EMC Supplement Contents Check the Accessories/ Optional AccessoriesHigh flexible installation FeaturesHow to Read this Manual User-friendly interface and high operabilityBurning-in of D-ILA Device Precautions During UseMaintenance Procedures Viewing Conditions Brightness of RoomNames and Functions of Parts Front/Right SideNames and Functions of Parts Cont’d Rear When using two sets of projectors side by side Installation When using one set of projector  When the projector is suspendedInstalling the Projector and Screen Installation Cont’dProjector Installation  When shift amount in the left direction is -25 %  When shift amount in the right direction is +25 % When shift amount in the left/right direction is 0 %  When light passes through the glass of projection boothInstalling the Projector and Screen Cont’d Projecting images by arranging projectors side by sideScreen Size and Projection Distance Approx .29 m Possible Input Signals and Projected Image Connecting Video Signals of the ComputerConnection During Single-Screen Mode Display  Connection During Single-Screen Mode Display Connecting Video Signals Computer Cont’d Connection During Two-Screen/Four Screen Mode Display Connection During Two-Screen/Four-Screen Mode Display Connection Example During Two-Screen ModeConnection Example Connection Using a LAN CableConfiguring the Network Settings PC for this ProjectorClick Aloginb Using the Mail Delivery FeatureEnter ArootB in Login Name Projecting Image Useful Features During Projection Settings Menu Main MenuSignal Status Setting Value Description PowerLatest Error TemperatureSetting Menu Cont’d Image MenuDisplay Mode Setting MenuSetting Value Description Input Level Setting Value Description Red Convergence MenuShift Lens MenuFocus Option Menu Network Menu  Error message sent from this projector Mail MenuMail Setting Value Description Mail SettingPassword AddressRS-232C Interface Communication SpecificationsCommand Format ON/OFF  External control command table Parameters used for the data format Maintenance Cleaning and Replacing the FilterReplacement of Light Source Lamp Routine ServicingTroubleshooting Image is Mode displayWhen Projection has Ended Unusually darkLamp Time Over What to do when these messages are displayedMessage Cause Details Out of RangeIndicator Description Indicators Measures when the warning mode appears Check MeasureLatest Error Specifications DVI-D Terminal Pin No Signal Specifications Cont’dRS-232C Terminal Pin No Signal Operation Signal Direction  Pin Assignment Side Dimensional Outline Drawing Top  Front  RearOthers Page DLA-SH4K Projector Projector DLA-SH4KNLINSTRUCTIONS Safety Precautions Do not allow any unqualified person to install the unit For European continent countries AC200 V to 240 EMC Supplement Connection and Installation Network Settings Inclined installation  Ultra-high resolution of 40962400 Design is compact and light, and enables stacking  Low power consumptionAccessories Accessories Sold SeparatelyPrecautions During Use Lens Mounting Bracket Lens Cap included with the optional lensProjection Lens optional M L  When the projector is suspended  When using one set of projector When using two sets of projectors side by side Optional projection lensInstalling the Projector and Screen Projector Installation AngleInstalling the Projector Screen Cont’d When light passes through the glass of projection booth Installing the Projector Screen Cont’d  GL-MS4015SZG Zoom lens GL-MS4011SG Short focal length lens  Possible Input Signals and Projected Image  Connection During Single-Screen Mode Display Channel Link Status 20481200  Connection Example During Two-Screen Mode  Connection Example During Four-Screen Mode When assigning IP address from the Dhcp server Specifications of PC for Controlling this Projector When assigning a static IP address Turning On the Main Power Assigning a static IP address IP Address Settings IP address setting at the computer Click Aokb on the ALocal Area Connection PropertiesB screenDeselect the check Select AEnableB Cont’d Assigning a static IP address Cont’dAssigning IP Address from the Dhcp Server After connecting, turn on the main powerSet the Adhcp ClientB setting of this projector to Adhcpb Adjust the zoom ratio screen size when zoom lens is in use  Hiding the projected image temporarily Setting Menu Cont’d Enable Lamp Enable FAN Enable Projection Sets gamma to Setting Menu Convergence Menu Lens Menu Option Menu Confirm New Mac Address Login PasswordChange  Error message sent from this projector Setting Value Description Mail Setting  Command Data Format PC Projector  Response Data Format Projector PC External control command table  Parameters used for the data formatMaintenance  Remove dirt that is attached to the vent holes  Clean dirt on the cabinet Clean dirt on the lens Troubleshooting Appear Immediately After power is Turned on Screen doesImmediately When Projection has Ended What to do when these messages are displayed  Measures when the warning mode appears STANDBY/ON LampLatest Error  General  Signal System Accessories  Optical System Pin Assignment  Front  Rear  Top Side DLA-SH4KNL Projector
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