Hitachi PW1 user manual Troubleshooting, Symptoms That Seemingly Appear to be Failures

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TROUBLESHOOTING

Symptoms That Seemingly Appear to be Failures

Make the checks suggested below depending on the symptoms observed. If the symptoms remain uncorrected, contact your dealer.

WARNING

Customer servicing can be hazardous.

Symptom

 

Point to check

See page

 

 

 

 

• No picture with the power-indicating lamp

 

• Check the way the power cable is connected.

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off.

 

• Press the power switch.

 

 

 

 

 

 

16

 

 

 

 

 

 

 

 

 

• The message “No Sync. Signal” or “Power

 

 

No sync signal is detected.

14

 

 

Save” is displayed.

 

! No Sync. Signal

• Check the way the signal cable is connected.

 

 

 

• Make sure that the switch of the computer, imaging equipment ,

 

• No picture with the power indicating lamp

 

 

etc., is turned on.

 

 

 

 

lights in orange.

 

 

• Make sure the computer is not in the power-save mode.

 

 

 

 

• Check to see if the input selection matches the connection

 

 

 

 

 

 

 

 

terminal.

 

• The message “Invalid Scan Freq.” is

 

 

 

 

 

 

An input signal is not received normally.

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displayed.

 

! Invalid Scan Freq.

• Check to see if the input signal matches the monitor

 

 

 

 

 

 

 

 

 

specifications.

31

 

 

 

 

 

 

 

• Check the way the signal cable is connected.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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• The power indicating lamp is normally lit but

 

 

 

 

 

 

• Check the contrast and brightness settings (adjust them for higher

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no picture .

 

 

 

 

 

 

contrast and brightness).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• Check the way the signal cable is connected.

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• The display image appears flowing

 

 

 

 

 

 

• Adjust the dot clock frequency and phase. (Adjust the dot clock

 

 

 

 

 

 

 

 

slantwise.

 

 

 

 

 

 

frequency first, the dot clock phase next.)

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• Text displayed across the screen appears

 

 

 

 

 

 

(RGB input)

 

vertically streaked, with the characters in

 

 

 

 

 

 

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vertical columns blurred.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• Text displayed across the screen appears

 

 

 

 

 

• Adjust the dot clock phase for the clearest viewing.

 

blurred.

 

 

 

 

 

(RGB input)

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•A fine pattern flickers when displayed on the

screen.

 

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• The remote control does not work.

• Check to see if the batteries are loaded in the remote control in

 

 

opposite direction.

12

•Check to see if the batteries in the remote control are OK.

ENGLISH

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Contents 42HDM70 English Important Safety Instructions Power SourceDisposal of this product may require specific instructions Prevention of Screen BurnPublic Viewing of Copyrighted Material Read before operating equipmentFeatures Contents Safety Instructions About the SymbolsSafety Instructions Be cautious of the power cord connectionBe sure to keep safety ground connection Be careful in handling the battery of the remote controlAvoid a high temperature environment Remove the power cord for complete separationInstallation environment How to view the monitorPrecautions for the cable connection Precaution during transportationDo not physically impact the remote control Set the sound volume at a suitable levelFCC Federal Communications Commission Statement Warning Component Names Main UnitHandling the Remote Control Component Names Remote controlLoading Batteries Installation Instructions InstallationAnti-tumble measures Securing to a wall or pillarConnecting to a PC Installation InstructionsMonitor rear panel English Turning Power On and Off Operating InstructionsIndicating lamp IndicatingOperating Instructions Volume Adjustment Input SwitchingWhen a button is pressed, the volume adjustment Audio MuteSize Switching Input Signal Screen DisplayDisplay area selection diagram RGB input Operating InstructionsOperating Instructions Using the Menu Screen Automatic Adjustment of Screen Position and the ClockOn-screen display system Independent Operation of Multiple Monitors ID NoPicture Menu Timer Menu Audio MenuFunction Menu 60MinSetup Menu Other Features Language Menu Automatic Store Menu Display Registration conditionOther Features Signal Check Power Save ModeWhen the RGB1, RGB2 input is selected Status Display ActionImage Retention of Plasma Display Methods to Reduce the Occurrence of Image RetentionAbout screen defects About residual imagesTroubleshooting Symptoms That Seemingly Appear to be FailuresSymptom Point to check Check the way the signal cable is connectedSymptom Point to check Troubleshooting Actions to Correct Abnormal Displays ExampleProduct Specifications Signal InputRGB terminal D-sub 15-pin connector Pin Input signalProduct Specifications Signal Input Recommended Signal ListWith Digital RGB signal input RGB1 input Pin Input signalWith Analog RGB signal input RGB2 input Product Specifications Recommended Signal ListXGA Supplement Connecting to a Video Imaging Device An example of connecting video imaging devicesWith DVI-STB and RGB component setup Optional Video Unit FunctionAV1 AV2 AV3 RGB2 RGB1 AV4 Display size selection diagramFull Using a wide-screen monitor Position +Operating Instructions Displaying Multi Picture Pictures SplitYNR Operating Instructions Picture Menu YNRCNR LTIItem is added to the Menu shown AV2 AV3 AV1AV4 AV1 AV2 AV3 AV4 Operating Instructions Setup MenuRGB1 Video input Scart connector pin specifications Input connector pin specificationsPin Signal With R, G, B Video input AV2 and AV4 input With component input AV1, AV2 and RGB2-component inputKHz MHz 525Remarque QR58563
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