Proxima Projector Dp2810 User Manual

							UserÕs Guide  ¥  4Ð7 Chapter 4  ¥  Maintenance
2. Remove the foam air filters.
Figure 4-7
Separating the air filter from the filter grill
3. Depending on their condition, clean or replace the filters.
¥ To clean a filter, wash it in a mild solution of soapy water,
rinse and let it dry.
¥ To replace a filter, refer to Appendix B for ordering
information.
4. Clean the grill vents using a cloth or a can of compressed air.
5. Reassemble the air filter grill assemblies and replace them.
Top Air Intake Filter Assembly
1. To release the top air filter assembly, place both thumbs into
the two depressions located on the rear of the top filter grill
assembly frame. Press down and back towards the rear of the
unit. The front edge of the grill will pop up. 
						

							4Ð8  ¥  UserÕs Guide Chapter 4  ¥  Maintenance
Figure 4-8
Removing the top air filter grill assembly
2. Grasp the front edge of the grill and lift it out.
3. On the bottom side of the assembly there is a retaining grid.
Grasp the tab at the center and remove it.
Figure 4-9
Separating the air filter from the filter grill
4. Remove the foam air filter. 
						

							UserÕs Guide  ¥  4Ð9 Chapter 4  ¥  Maintenance
5. Depending on its condition, clean or replace the filter.
6. Clean the grill vents using a cloth or a can of compressed air.
CAUTION! Be careful not to aim the stream of air directly
into the fansÕ intake as this could force dust particles inside the
unit.
7. Reassemble the air filter assembly and replace it.
Changing the Remote ControlÕs Batteries
To install or change the two AAA alkaline batteries in the remote
control unit:
1. Locate the battery compartment at the lower rear of the case.
Slide the cover off the battery compartment.
2. Remove the old batteries and replace them with new ones.
Make sure to align the batteries in the proper direction.
Figure 4-10
Installing batteries
3. Replace the cover on the battery compartment.
+
 
						

							4Ð10  ¥  UserÕs Guide Chapter 4  ¥  Maintenance
Temperature Extremes
The projector should not be stored in excess of 140° F (60° C).
The ideal operating temperature is below 80° F (27°C). If the
projector has been exposed to extremely low temperatures, allow it
to warm up to room temperature before operating. 
						

							UserÕs Guide  ¥  5Ð1 Chapter 5  ¥  Troubleshooting
Chapter 5
Troubleshooting
Problem Likely Cause Possible Solution(s)
No image projected No power to projector Turn power ON
Check AC cord
Check power to
electrical outlet
Lamp not on Turn lamp ON
Circuit breaker engaged Correct overload
situation; press circuit
breaker reset button
to disengage
OVERTEMP indication Allow projector to cool;
turn projector ON
REPLACE LAMP
indicationBurned out lamp(s) Move lamp selector
switch to opposite
position
Replace lamp(s)
Displayed image not
square (keystoned)Projector not placed at
proper angle to
projection screenAdjust relative positions
of projector and
screen
Projector not horizontal Level projector
Projected image out
of focusProjection lens not
focusedAdjust projection lens
focus
Projected image
larger than screenProjector too far from
screenMove projector closer to
screen
Projected image
smaller than screenProjector too close to
screenMove projector away
from screen
No computer image
projectedLoose cable Check and secure cable
connections
No power to computer Turn on computer
Incompatible video
systemIf possible, check
computer with another
monitor
No external monitor Use included video
terminator appropriate
to your system
Switch between internal
screen and video port 
						

							5Ð2  ¥  UserÕs Guide Chapter 5  ¥  Troubleshooting
ProblemLikely Cause Possible  Solution(s)
No image on
computer screenPower switch off or
projector not onProjector must be on for
computer monitor to
display; turn on
projector.
Cable not connected Connect cable
Monochrome on
color monitorComputer was turned
on before projectorTurn projector on and
re-boot computer
Computer’s external
video port set
incorrectlySet computer’s external
port to “color”
Streaks on monitor Video cable plugged  
into computer is
upside-downCheck and re-set cable
connections
Faint screen Low intensity Adjust BRIGHTNESS and
CONTRAST
Jittery, fuzzy letters Out of sync Adjust SYNC control
Image off-center Position controls (arrow
keys)Adjust position controls;
if image will not center,
check for compatibility
problems
Compatibility  problems Verify projector is image
compatible with one of
the standards listed in
Appendix A
Misalignment or damage
to optical elementsProjector requires
servicing
Cannot get entire
image on screen;
scrambled imageCompatibility  problems Verify that the projector
is image compatible with
one of the standards
listed in Appendix A
“Shimmering” colors SYNC or BRIGHTNESS
out of adjustmentAdjust SYNC or
BRIGHTNESS
No video image
projectedVideo source(s) Check video source(s)
(composite or S-VHS)
for power ON and
proper operation
Loose/improper  cabling Check and secure cabling
between video source(s)
and projector 
						

							UserÕs Guide  ¥  5Ð3 Chapter 5  ¥  Troubleshooting
ProblemLikely Cause Possible  Solution(s)
Colors weak in video
mode (NTSC, PAL,
SECAM or S-VHS)Weak video signal Check for faulty video
source, bad connection,
or frayed cable
TINT setting may be too
lowAdjust TINT level
Getting excess white
or washout in TV
video mode (NTSC,
PAL, SECAM or  
S-VHS)CONTRAST too high Adjust CONTRAST, then
adjust BRIGHTNESS
Black and white image
from color SECAM
inputVideo signal ambiguous Use the Setup Menu to
select SECAM as the
video source
No audio Audio  source(s) Make sure that the audio
source is turned on and
functioning properly.
Loose/improper  cabling Check and secure cabling
between audio source(s)
and projector
OVERTEMP
indicationAir vent(s) clogged Allow projector to cool;
clear obstructions from
vents
Clean and replace filters
as necessary
Fan malfunctionAllow projector to cool
Check for fan and blower
operation; service if
necessary
Remote Control
doesn’t workBatteries upside-down
or oldCheck battery placement
or replace with new
batteries
Projector’s IR receiver
window blockedRemove object
obstructing red IR
receiver on front of
projector
Cyclops and
Presentation
Control Software
dont work at the
same timeCompatiblity  problem Disable Cyclops by
holding down the MENU
key while turning on the
projector (you must use
the MENU key on the
projector; it will not
work using the MENU
key on the remote) 
						

							5Ð4  ¥  UserÕs Guide Chapter 5  ¥  Troubleshooting
Where to Get
HelpIf you need help:
1. Check the Troubleshooting Chart.
2. Call your dealerÕs technical support line and explain your
problem.
3. Call Proxima at:
U.S.A. and Canada:
(619) 457Ð5500
(619) 457-8542 (Fax)
Outside U.S.A. and Canada:
(619) 457Ð5500
(619) 622-0173 (Fax)
Europe:
+31-43-358 5200
+31-43-358 5201 (Fax) 
						

							UserÕs Guide  ¥  5Ð5 Chapter 5  ¥  Troubleshooting
Returns
If the Desktop Projector or any of its accessories are determined to
be defective:
1. Contact Proxima Customer Service to request a Return
Material Authorization (RMA) number.
2. Send the defective unit, including any accessories, cables, and
the remote control, with the RMA number clearly marked on
the outside of the shipping box, freight prepaid, to:
U.S.A. and Canada:
Proxima Corporation
RMA # ___________
9440 Carroll Park Drive
San Diego, CA  92121
Europe:
Proxima Corporation
RMA # ___________
Horsterweg 24
6191 RX Beek
The Netherlands
3. Pack the projector in its original box for safe shipment (include
accessories, cables, and the remote control). If you no longer
have the original shipping materials, contact Proxima
Customer Service for packaging. 
						

							UserÕs Guide  ¥  AÐ1 Appendix A  ¥  Specifications
Appendix A
Specifications
Proxima Desktop Projector
1Cables for these systems are not included2Apple PowerBook 100, 140, and 170 require 3rd party external video adapter3Requires 3rd party external video adapter4Requires A195 Video Adapter Kit
Projector Type Audio/video-enabled
Audio-enabledPortable Multimedia Projector
Portable Color Data Projector with
optional video
Computer
CompatibilityAll models IBM PC, PS/2 and compatibles (VGA,
EGA1
, CGA1
, VESA 640 x 480,
72Hz)
Olivetti®
/AT&T®
 (VGA, EGA, CGA)
NEC 9801 (VGA, EGA, CGA)
Hercules1
, Hercules  Plus1
Apple Macintosh II, LC, Quadra,
Centris, Performa, PowerMac, and
PowerBook2
Apple Macintosh Classic, Classic II,
compact Macintosh family3
Video
CompatibilityAudio/Video-enabledNTSC M 3.58 MHz
PAL B, G, H, I 4.42 MHz
SECAM 4.43 MHz
Audio-enabled4
NTSC M 3.58 MHz
PAL B, G, H, I 4.42 MHz
SECAM 4.43 MHz
Interface
ConnectorsComputerDB-25 to appropriate video  
Y-cable
RS-232Full duplex w/ Mini DIN 8
CyclopsRecessed card edge connector
AudioTwo female RCA jacks for
COMPUTER AUDIO IN; Two female
RCA jacks for VIDEO AUDIO IN; Mini
stereo jack for AUDIO OUT (low level)
Audio/Video-enabled
modelsVideo: Female RCA composite and
4-pin Mini DIN S-Video (Y/C)
Audio-enabled4
modelsVideo: Female RCA composite and
4-pin mini DIN S-Video (Y/C)