Epson Projector Eb 825 User Manual

CheckRemedy
Has condensation formed on the lens? If the projector is suddenly taken from a cold environment to a warm environment, or if sudden ambient
temperature changes occur, condensation may form on the surface of the lens, and this may cause the images to
appear fuzzy. Set the projector up in the room about one hour before it is used. If condensation forms on the lens,
turn the projector off and wait for the condensation to disappear.
Interference  or  distortion  appear  in  images
CheckRemedy
Is...

CheckRemedy
Is the computer set for dual display?
Only when projecting computer images
If dual display is activated in the "Display Properties" of the computer's Control panel, only about half of the image
on the computer screen is projected. To display the entire image on the computer screen, turn off the dual display
setting. 
s Computer video driver documentation
Is the correct resolution selected?
Only when projecting computer images
Set the computer so that the signals being output are...

Problems  when  projection  startsNo  power  supplied
CheckRemedy
Did you press the [t] button? Press the [t] button to turn the power on.
Are the indicators switched off? The power cable is not connected correctly or power is not being supplied normally.
Disconnect and then reconnect the power cable. s Quick Start Guide
Check that your electrical outlet or power source is functioning correctly.
Do the indicators turn on and off when the power cable is touched? There is probably a poor contact in the...

CheckRemedy
Is the Mic Input Volume turned down too low?
Adjust the Mic Input Volume so that sound can be heard. s Settings Menu - Mic Input Volume p.37
The  Remote  Control  does  not  work
CheckRemedy
Is the Remote Control light-emitting area pointing towards the
Remote receiver on the projector when it is operated?Point the remote control towards the Remote Receiver.
Operating range s Quick Start Guide
Is the remote control too far from the projector?
The operating range for the remote control is...

Appendix
This  chapter  provides  information  on  maintenance  procedures  to  ensure  the  best  level  of  performance  from  the  projector  for  a  long  time  to  come. 

The  projector  supports  the  following  four  different  projection  methods.
Install  according  to  the  conditions of  the  installation  location.
 Warning
•A  special  method  of  installation  is  required  when  suspending  the  projector
from  a  ceiling  (ceiling  mount).  If  it  is  not  installed  correctly,  it  could  fall
causing  an  accident  and  injury.•If  you  use  adhesives  on  the  Ceiling  mount  fixing  points  to  prevent  the
screws  from  loosening,  or  if  you  use...

You  should  clean  the  projector  if  it  becomes  dirty  or  if  the  quality  of
projected  images  starts  to  deteriorate.
Cleaning  the  Projector's  Surface
Clean  the  projector's  surface  by  wiping  it  gently  with  a  soft  cloth.
If  the  projector  is  particularly  dirty,  moisten  the  cloth  with  water
containing  a  small  amount  of  neutral  detergent,  and  then  firmly  wring
the  cloth  dry  before  using  it  to  wipe  the  projector's  surface.AttentionDo  not  use...

This  section  explains  how  to  replace  the  Remote  Control  batteries,  the
Lamp,  and  the  air  filter.
Replacing  the  Remote  Control  Batteries
If delays in the responsiveness of the Remote Control occur or if it
does  not  operate  after  it  has  been  used  for  some  time,  it  probably
means  that  the  batteries  are  becoming  flat.  When  this  happens,  replace
them  with  new  batteries.  Have  two  AA  size  manganese  or  alkaline
batteries  ready.  You  cannot  use  other...

Replacing  the  LampLamp  replacement  period
It  is  time  to  replace  the  Lamp  when:
•The  message  "Replace  the  lamp.  "  is  displayed  when  you  start
projecting.A  message  is  displayed.
•The  Lamp  indicator  flashes  orange.•The  projected  image  gets  darker  or  starts  to  deteriorate.
Attention•The  lamp  replacement  message  is  set  to  appear  after  the  following  time
periods  in  order  to  maintain  the  initial  brightness  and  quality  of  the
projected  images....

 Caution
Wait  until  the  Lamp  has  cooled  down  sufficiently  before  removing  the  Lamp
cover.  If  the  lamp  is  still  hot,  burns  or  other  injuries  may  result.  It  takes
about  one  hour  after  the  power  has  been turned  off  for  the  Lamp  to  be  cool
enough.ProcedureA
After  you  turn  off  the  projector's  power  and  the
confirmation  buzzer  beeps  twice,  disconnect  the  power  cable.
B
Wait  until  the  Lamp  has  cooled  down,  then  remove  the
Lamp  cover.
Loosen...