NEC NP41 User Manual

Also see for NP41 - TECHNISCHE DATEN: Control commands Specifications Quick setup guide Quick setup guide User manual

Contents

NEC NP41 User Manual Manual pdf 72 page image

37. Appendix➊ TroubleshootingThis section helps you resolve problems you may encounter while setting up or using the projector.Indcator MessagesPower IndcatorIndicator Condition Projector Condition NoteOff The main power is off –Blinking lightGreen0.5 sec On,0.5 sec OffThe projector is getting ready to turnon. Wait for a moment.2.5 sec On,0.5 sec Off Off Timer is enabled. –Orange 0.5 sec On,0.5 sec Off The projector is cooling down. Wait for a moment.Steady light Green The projector is turned on. –Orange The projector is in Standby. –Status IndcatorIndicator Condition Projector Condition NoteOff Normal or Standby ([POWER-SAVING]for [STANDBY MODE]) –Blinking lightRed1 cycle (0.5 sec On,2.5 sec Off)Lamp cover error or lamp housing er-rorReplace the lamp cover or lamp housing cor-rectly.2 cycle (0.5 sec On,0.5 sec Off) Temperature error The projector is overheated. Move the projector toa cooler location.3 cycle (0.5 sec On,0.5 sec Off) Power error Power unit is not working properly. Contact yourdealer.4 cycle (0.5 sec On,0.5 sec Off) Fan error Fans will not work correctly.6 cycle (0.5 sec On,0.5 sec Off) Lamp error Lamp fails to light. Wait a full minute and thenturn on again.8 cycle (0.5 sec On,0.5 sec Off) Cooling pump error• The two screws on the lamp housing are notcompletely tightened. Tighten the two screwsalternately until both screws are completelytightened.• The cooling pump is not working properly.Contact your dealer.Green Re-firing the lamp (The projector iscooling down.)The projector is re-firing.Wait for a moment.Steady lightGreen Standby ([NORMAL] for [STANDBYMODE]) –OrangeCONTROL PANEL LOCK is on. You have pressed cabinet button when ControlPanel Lock is on.CONTROL ID error Remote control ID and projector ID are notmatched.Lamp IndcatorIndicator Condition Projector Condition NoteOff Normal –Blinking light Red Lamp has reached its end of life. Lampreplacement message will be displayed. Replace the lamp.Steady light RedLamp has been used beyond its limit.The projector will not turn on until thelamp is replaced.Replace the lamp.Green Lamp mode is set to ECO mode. –Over-Temperature ProtectonIf the temperature inside the projector rises too high, the over-temperature protector will automatically turn off thelamp with the STATUS indicator blinking (2-cycle On and Off.)Should this happen, do the following:- Unplug the power cable after the cooling fans stop.- Move the projector to a cooler location if the room where you are presenting is particularly too warm.- Clean the ventilation holes if they are clogged with dust.- Wait about 60 minutes until the inside of the projector becomes cool enough.