InFocus ScreenPlay 4800 Projector User Manual

20
Problem Solution Result
no start up screenplug power cord in projector’s left side
remove lens cap
toggle power switchcorrect image 
only start up screen appears press the Computer button 
activate laptop’s external portcomputer image projected
toggle power switch
on side
ScreenPlay
A
ScreenPlay
restart laptop
A
A
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21
Problem Solution Result
no computer image, just the words “Signal out of 
range” press the Auto Image button on keypad
computer image projected
A
Signal out of
range
Panel>Display>Settings>Advanced>Adapter
(location varies by operating system)
you may also need to set a different 
resolution on your computer, as shown
in the following problem, “image fuzzy
or cropped” adjust computer refresh rate in Control 
A
A
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22
Problem Solution Result
image fuzzy or cropped set your computer’s display resolution to 
the native resolution of the projector 
(Start>Settings>Control 
Panel>Display>Settings tab) 
select 800x600 image clear and not cropped
image not centered on screenmove projector, adjust zoom, adjust height
correct image
A
AA
For a laptop,
disable laptop
monitor
or turn-on dual-
display mode
A
adjust horizontal or 
Picture>Advanced vertical position in 
menu
sp4800_ug_en.fm  Page 22  Monday, September 29, 2003...

23
Problem Solution Result
image not square adjust Keystone on keypadsquare image
image not sharpadjust Sharpness (video sources only) in the 
Picture>Advanced menucorrect image
image does not fit 4:3 or 16:9 screenchange aspect ratio to 4:3 or 16:9 in 
Picture>Aspect ratio menucorrect image
ABAB
AB
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24
Problem Solution Result
image upside down
turn off ceiling in Settings>System menucorrect image
image reversed left to right
turn off rear in Settings>System menu
correct image 
projected colors don’t match sourceadjust color, tint, color temperature, 
brightness, contrast in the menus
correct image
AB
AB
A
AB
COLOR
COLOR
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25
Problem Solution Result
lamp won’t turn on, LED blinking redmake sure vents aren’t blocked, turn off the 
projector and allow it to cool for a minute 
lamp turns on 
“Change lamp” message appears at startup or lamp 
won’t turn on and LED blinking red if lamp hours up to 4,000, lamp must be 
replaced (see page 37)lamp turns on 
LED
ScreenPlay
LED
check lamp hours
replace lamp Main>About 
ScreenPlay
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26 Still need assistance?
If you need assistance, call InFocus Customer Service directly at
1-800-799-9911. Support is free between 6 a.m. and 6 p.m. PST, Monday 
through Friday. Support is available in North America after hours and 
weekends for a fee at 1-888-592-6800.
Or, send us an e-mail at
 [email protected].
In Europe, call InFocus in The Netherlands at +31 (0)20 579 2820. 
In Asia, call InFocus in Singapore at (65) 6334-9005. 
This product is backed by a limited two-year warranty (page 45)....

27
Using the remote controlThe remote uses two (2) provided AAA batteries. They are easily installed 
by sliding the cover off the remote’s back, aligning the + and - ends of the 
batteries, sliding them into place, and then replacing the cover.
To operate, point the remote at the projection screen or at the projector (not 
at the video device or computer). The range of optimum operation is 0 to 
30 feet (9.14m).
Press the remote’s Menu button to open the projector ’s menu system. Use 
the arrow buttons...

28
Using the audio To use the projector ’s speaker, connect your source to the Audio In connec-
tor on the projector.
To adjust the volume, press the Vo l u m e buttons on the keypad.
Troubleshooting Audio
If you aren’t hearing the audio, check the following:
 Make sure the optional audio cable is connected. 
Vi si t www.infocus.com\accessories to view optional cables.
 Make sure the volume is turned up enough. Press the Vo l u m e  button 
on the keypad.
 Make sure the correct source is active.
...

29
Optimizing computer imagesAfter your computer is connected properly and the computer ’s image is on 
the screen, you can optimize the image using the onscreen menus. For gen-
eral information on using the menus, see page 31.
 Adjust the Keystone, Contrast, or Brightness in the Picture menu 
(page 32). 
 Change the Aspect Ratio. Choose the option that best fits your input 
source (page 32).
 Adjust the Color Temperature in the Advanced menu (page 34).
 Adjust the phase, Tracking, or Horizontal or...