Sanyo PLC-XL51 User Manual

–  Adjust focus of the projector (see page 24).
–   Provide proper distance between the projector and the projection screen 

(see page 14).

–   Check the projection window to see if it needs cleaning (see page 62).
–   Moving  the  projector  from  a  cool  to  warm  place  may  result  in  moisture 

condensation on the projection lens. If this occurs, leave the projector off 
and wait until condensation evaporates.

–   Projecting from excessive slant angle to the screen may cause keystone 

distortion and partial imperfect focus.

–   Check if “Contrast” or “Brightness” are adjusted properly. (See page 34, 

42) 

–  Check if “Image level” is selected properly. (See pages 32-33, 40-41)
–  Check  the Lamp control function. ( See “SETTING” section on page 51)
–   Check  the  Lamp  replace  indicator.  If  it  lights,  the  end  of  lamp  life  is 

approaching. Replace the lamp with a new one promptly.  (See page 63)

–   Check the Input signal, color system, video system, or computer system 

mode.

–  Adjust the Image Level properly.  See pages 32-33, 40-41.

–  Check the Ceiling/Rear function (see page 49).
–  Check the Ceiling function (see page 49).

–  Check “PC Adjustment” menu or “Screen” menu and adjust them.

–  Check the audio cable connection from audio input source.
–  Adjust the audio source.
–  Press the Volume + button (see page 25).
–  Press the Mute button (see page 25).

–

   

Is  the  image  projected? You  will  hear  the  sound  only  when  the 

image is projected.

–

   When the AUDIO OUT is plugged in, the projector’s built-in speaker is not 

available.

not work.

–   Check the Input signal.  Auto PC Adjustment function can not work when 

480p, 575p, 720p, 480i, 575i, 1035i, or 1080i is selected. (See page 29)

–  Check the Display function (see page 46).

–   Make  sure  you  selected “Store”  after  adjusting  settings.  Some  settings 

can not be stored if not registered with “Store”.

–   Power management function can not work while “Freeze” or “No Show” 

function is running.

–   Check  the  power  management  function  in  the  Setting. The  power 

management is set to "On" at the factory.

–  Check the connection and input signal to see if there is signal.