3M X20 manual Electrical power cord is not plugged, These has not been properly fixed

Page 65

Troubleshooting

Phenomena that may be easy to be mistaken for machine defects

About the phenomenon confused with a machine defect, check and cope with it according to the following table.

Phenomenon

Cases not involving a machine defect

Reference

page

 

 

 

 

 

 

The electrical power cord is not plugged in.

10

 

Correctly connect the power cord.

 

 

 

The main power source has been interrupted during

 

 

operation such as by a power outage (blackout), etc.

10, 13

 

Please disconnect the power plug from the power outlet,

Power does not

and allow the projector to cool down at least 10 minutes,

 

then turn the power on again.

 

come on.

 

 

Either there is no lamp and/or lamp door, or either of

 

 

 

 

these has not been properly fixed.

 

 

Please turn the power off and disconnect the power plug from

57

 

the power outlet, and allow the projector to cool down at least

 

45 minutes. After the projector has sufficiently cooled down,

 

 

please make confirmation of the attachment state of the lamp

 

 

and lamp door, and then turn the power on again.

 

 

The signal cables are not correctly connected.

8

 

Correctly connect the connection cables.

 

 

Neither sounds

Signal source does not correctly work.

 

nor pictures are

Correctly set up the signal source device by referring to the

outputted.

manual of the source device.

 

 

The input changeover settings are mismatched.

14, 15

 

Select the input signal, and correct the settings.

 

 

 

The signal cables are not correctly connected.

8

 

Correctly connect the audio cables.

 

 

 

The MUTE function is working.

14

 

Restore the sound pressing the MUTE or VOLUME button

Sound does not

on the remote control.

 

come out.

The volume is adjusted to an extremely low level.

14

 

Adjust the volume to a higher level using the menu function

 

or the remote control.

 

 

The AUDIO setting is not correct.

32

 

Correctly set the AUDIO in the SETUP menu.

 

 

 

The lens cover is attached.

13

No pictures are

Remove the lens cover.

 

displayed.

The signal cables are not correctly connected.

8

 

Correctly connect the connection cables.

 

 

(continued on next page)

64

Image 65
Contents Trademark acknowledgment About this manualThank you for purchasing this projector Content Contents of package Replacing the filter cover for bottom-up use Fastening the lens coverProjector Part namesHOT 12 HOTControl panel Remote control3 4 5 BackArrangement Setting upOn a horizontal surface Suspended from the ceilingSetting up Player Connecting your devicesVCR/DVD About Plug-and-Play capability Connecting your devicesConnecting power supply Using a USB storageUsing the security slot Security slotPutting batteries Remote controlAbout the remote control signal Using as a simple PC mouse & keyboard Changing the frequency of remote control signalTurning on the power Power on/offTurning off the power STANDBY/ON button Power indicatorSelecting an input signal Adjusting the volume32, the volume adjustment is disable OperatingSelecting an input signal Searching an input signal For a PC signal or a signal from the USB Storage  For no signalFocus ring Adjusting the projectors elevatorAdjusting the zoom and focus Adjusting the position Using the automatic adjustment feature For a PC signal  For a signal from the USB StorageCorrecting the keystone distortions Using the magnify featureTemporarily blanking the screen Freezing the screenAdvanced Menu Using the menu functionEasy Menu Aspect Picture ModeAuto KeystoneBrightness ResetContrast ColorGamma Picture MenuColor Temp Picture MenuSAVE1, SAVE2, SAVE3, SAVE4 MY MemoryLOAD1, LOAD2, LOAD3, LOAD4 Position Image MenuOver Scan Auto Adjust PhaseImage Menu SizeProgressive Input MenuVideo NR Color SpaceFrame Lock Input MenuVideo Format Resolution menu will be displayed ResolutionSetup Menu Volume Setup MenuBlank Screen MenuStart UP Screen MenuMyScreen registration is finished Capturing error has occurred. Please try againMyScreen Message Auto on Option MenuAuto Search Lamp Time Option MenuAuto OFF FAN Speed ServiceMY Button Filter Message GhostKEY Lock Factory ResetRemote Freq InformationInputting the Password Using Security FeaturesChanging the Password SecurityIf you have forgotten your Password Using the MyScreen Password FunctionTurning on the MyScreen Password Setting the PasswordTurning the Password off Using the PIN Lock FunctionSecurity Registering the PIN CodeIf you have forgotten your PIN Code Turning Off the PIN Lock FunctionTurning On the Transition Detector Function Using the Transition Detector FunctionSetting the Transition Detector Password USB Storage Setting the Transition Detector offAudio Format Container format file extension Displaying Thumbnail MenuFile Format Maximum pixel size INPUT/ENTER Displaying Thumbnail MenuEnter PJ Control items Controlling the projectorMessage Description MenuThumbnail items Displaying Thumbnail imageImage DownIcon Description Displaying Thumbnail imageSlide Show items Playing Slide showMode Playing Slide showONE Time Endless Screen EffectButton operation for still image Button Key ConfigDisplaying an image in full screen Button operation for motion picture Displaying an image in full screenDown RightCase of replacement by yourself MaintenanceLamp Type number Replacing the lampLamp Lamp warningAir filter Cleaning the air filterType number Filter coverPage There is no input signal TroubleshootingInternal temperature is rising Related messagesRegarding the indicator lamps Shutting the projector down Resetting all settingsRegarding the indicator lamps Signal cables are not correctly connected Electrical power cord is not pluggedSignal source does not correctly work Input changeover settings are mismatchedColor Space setting is not suitable Color settings are not correctly adjustedNot properly adjusted Play monitorSpecification SpecificationsComputer input port Audio input/output port OthersIntended Use
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