Telex Projector Firefly P250 User Manual

							Menu Mode On-Screen Controls
INVERSETo access theINVERSEfunction, press and releaseMENU, then press
either the up or down arrow key to “step” through the “menu” until
INVERSEis displayed. Press either the right or left arrow key to switch
between a positive and negative image. An on-screen graphic will
indicate the
INVERSEsetting.
WIDTHTo access theWIDTHfunction, press and releaseMENU, then press
either the up or down arrow key to “step” through the “menu” until
WIDTHis displayed. Press the right arrow key to expand the width of
the image. Press the left arrow key to contract the width of the image.
An on-screen graphic will indicate the relative value of the
WIDTH
setting.WIDTHmay affect theFOCUScontrol, refer to the
Troubleshooting Guide.
FOCUSTo accessFOCUSfunction, press and releaseMENU, then press either
the up or down arrow key to “step” through the “menu” until
FOCUSis
displayed.  Press either the right or left arrow key to select between eight
possible image phase adjustment settings.  An on-screen graphic will
indicate the
FOCUSsetting.FOCUScan be affected by theWIDTH
control, refer to the Troubleshooting Guide.
MIRROR
To access theMIRRORfunction, press and releaseMENU, then press
either the up or down  arrow key to “step” through the “menu” until
MIRRORis displayed.  Press either the right or left arrow key to switch
between the standard or mirror (reverse) image. An on-screen graphic
will indicate the
MIRRORsetting.
PALETTETo access thePALETTEfunction, press and releaseMENU, then press
either the up or down arrow key to “step” through the “menu” until
PALETTEis displayed.  Press either the right or left arrow key to switch
between one of two color modes: 8-color or 16,194,277-color. An
on-screen graphic will indicate the
PALETTEsetting.
TINTTo access theTINTfunction, press and releaseMENU, then press
either the up or down arrow key to “step” through the “menu” until
TINT
is displayed.  Press the right arrow key to increase the red in the color
image. Press the left arrow key to increase the green in the color image.
An on-screen graphic will indicate the relative value of the
TINTsetting.
TONETo access theTONEfunction, press and releaseMENU, then press
either the up or down arrow key to “step” through the “menu” until
TONE
is displayed.  Press the right arrow key to increase the high tones in the
speaker output.  Press the left arrow key to decrease the high tones in
the speaker output.  An on-screen graphic will indicate the relative value
of the
TONEsetting.
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							LAMP HOURSTo access theLAMP HOURSfunction, press and releaseMENU, then
press either the up or down arrow key to “step” through the “menu” until
LAMP HOURSis displayed.  An on-screen graphic will indicate the
relative
LAMP HOURSvalue.  TheLAMP HOURSvalue is based upon
an expected average lamp life. As the P200/P250 is used, the lamp hour
value is decremented toward 0. When the lamp hour value reaches 0,
the
REPLACE LAMPindicator  will light. Press either the right or left
arrow key to reset the
LAMP HOURSvalue to its maximum, and
extinguish   the
REPLACE LAMPindicator.
Language To access the language function, press and release
MENU, then press
either the up or down arrow key to “step” through the “menu” until
ENGLISH,FRENCH,GERMANorSPANISHis displayed.  Press either
the right or left arrow key to “step” through the four languages.  The
language selected will be displayed on-screen.
TV COMPRESSTo access theTV COMPRESSfunction, press and releaseMENU, then
press either the up or down arrow key to “step” through the “menu” until
TV COMPRESSis  displayed.  Press the right or left arrow key to switch
between the standard or compressed screen image. An on-screen
graphic will indicate the
TV COMPRESSsetting.  This control can only
be adjusted when viewing a PAL or SECAM TV video image on the
P200 (this function is not used with the P250).
TV SHARPNESSTo access theTV SHARPNESSfunction, press and releaseMENU, then
press either the up or down arrow key to “step” through the “menu” until
TV SHARPNESSis displayed. Press the right or left arrow key to select
between the eight image sharpness settings.  An on-screen graphic will
indicate the
TV SHARPNESSsetting.  This control can only be adjusted
when viewing a TV video image.
TV COLORTo access theTV COLORfunction, press and releaseMENU, then
press either the up or down  arrow key to “step” through the “menu” until
TV COLORis displayed.  Press the right arrow key to increase the
amount of color in the image. Press the left arrow key to decrease the
amount of color in the image. An on-screen graphic will indicate the
relative value of the
TV COLORsetting.  This control can only be
adjusted when viewing a TV video image.
User Manual  17 
						

							Illuminated Indicators
POWERThePOWERbutton glows red when the P200/P250 is plugged into an
AC wall outlet and is ready to be turned on.
Keypanel When the keypanel is lit, indicates that the P200/P250 is in operation; the
projector lamp should also be on.
REPLACE LAMPWhen lit,REPLACE LAMPindicates that theLAMP HOURSvalue is
zero. Refer to the
LAMP HOURSMenu Mode On-Screen control and
the Lamp Replacement section of this manual.
Remote Control
The RC-8 remote control can be used to remotely change all of the
keypanel and on-screen control functions.  When a remote control
button is pressed, the LED on the remote control blinks rapidly.
NOTE:When the remote control operating distance becomes too short
for your purposes, install a fresh battery as described in the Remote
Control Battery section of this manual.
To use the remote control, point it at the front of the projector and press
a key, or “bounce” the IR signal off the viewing screen.
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18  User Manual 
						

							CARE AND MAINTENANCE
Storage and Transportation
To prepare your P200/P250 for transport, perform the following steps:
1. Press
POWERto turn off the projector and lamp.  (The fans will
continue turning for approximately three minutes.)
2. When the fans have stopped turning and the P200/P250 is cool,
unplug the power cord.
3. Close the P200/P250 down to its storage position and engage the
locking mechanism.
4. Rotate and close the mirror into its storage position.
NOTE:Store and transport the Firefly
™P200/P250 at temperatures
between 0°and 140°F (-17°to 60°C). Avoid storage in automobiles
during seasonal temperature extremes. Automobile interior
temperatures can exceed 160°F (70°C) in summer and drop below
-20°F (-29°C) in winter.  If the Firefly
™P200/P250 has been exposed to
extremely hot, cold or humid conditions, allow it to stand at room
temperature for 30 minutes before use.  Take care to protect the Firefly
™
P200/P250 from jarring impacts.
Lens Cleaning
1. Lift and rotate the mirror as shown in Figure 6.
2. Gently wipe the exposed lens surfaces with a clean, lint-free tissue
(slightly moistened with lens cleaner if necessary).Neverpour lens
cleaner or other solvents on the lens elements.
CAUTION!Never use silicone-impregnated eyeglass tissues on the
coated projection lens.
Lamp Replacement
1. PressPOWERto turn off the projector and lamp.  (The fans will
continue turning for approximately three minutes.)
WARNING! To prevent burns, allow the lamp access door and
projector lamp to cool before attempting to replace the lamp.
2. When the fans have stopped turning and the P200/P250 is cool,
unplug the power cord.
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User Manual  19 
						

							3. Rotate and lower the mirror, then close the P200/P250 down to its
storage position.
4. Turn the P200/P250 over on a flat, stable surface.
NOTE:Typically, lamps have an average operating life of approximately
30 hours.  When lit,
REPLACE LAMPindicates that the P200/P250 has
reached this average lamp operating life, and lamp failure may occur
soon. You may elect to replace the lamp or reset the
LAMP HOURS
using the Menu Mode On-Screen control, or you may elect to continue
using your P200/P250 until the lamp actually fails.
5. Loosen the two lamp compartment screws shown in Figure 12.
(These are captive screws and shouldnotbe completely removed.)
Retainer Clip
Spare Lamp
Active Lamp Slide
Bulb
Out
Lamp
Compartment
Screw
WARNING: HOT
Allow unit to cool before
replacing lamp. Avoid
touching bulb or inside
of reflector.
Replace with FXL Lamp.
Lamp Compartment
Screw
Figure 12. Lamp Replacement
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							6. Lift out the lamp/spare lamp compartment assembly.
7. Turn over the lamp compartment assembly and place it on a stable
surface.
8. Rotate the retainer clip (Figure 12) and pull the active lamp out of the
lamp holder.
9. Slide the spare lamp from its storage location.
10. Insert the spare into the lamp holder and rotate the retainer clip to its
original position.
NOTE:Replace the spare lamp as soon as possible.
11. Replace the lamp/spare lamp compartment  assembly.
12. Tighten the two lamp compartment screws shown in Figure 12.
Fuse Replacement
Figure 13 shows the location of the fuse holder. Use a small flat-blade
screwdriver to pop the fuse holder out.
NOTE:To access the fuseholder, the Firefly
™P200/P250 must be in its
raised position with the power cord unplugged.
Replace the fuses only with the type and rating shown on the label. If the
module repeatedly blows fuses, return it for servicing.
USE ONLY WITH 250V FUSE
FUSE
HOLDER AC POWER
INPUT JACK
Figure 13. Fuseholder Location
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User Manual  21 
						

							Troubleshooting Guide
PROBLEM POSSIBLE SOLUTIONS
Telex logo is displayed on Firefly
™P200/P250
·Unit is working properly, but no video source is present.
No image projected from Firefly
™P200/P250
·Firefly
™not turned on.
·Firefly™not connected to AC wall outlet.
·AC wall outlet defective.
·Computer or video cable not secure.
·No video signal from computer or video source.
·Incompatible video signal from computer.
·Projector lamp burned out.
·Weak video signal or poor VCR tracking.
No image on computer monitor
·Computer or monitor video cable not secure.
·Monitor power off or disconnected.
·Firefly
™not connected to AC wall outlet.
·No video signal from computer.
Poor color or no color
·Adjust brightness, tint, and contrast controls.
·Wrong inverse mode; change
INVERSEsetting.
·Signal from computer is monochrome.
·Computer video cable not secure.
·Select a different color mode using the
PALETTEfunction.
·Adjust room lighting.
Flickering or unstable image
·Focus needed; use the
FOCUScontrol (there are eight possible
settings).
·Computer video cable not secure.
·Incompatible video signal from computer.
·Adjust the
WIDTHcontrol.
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							PROBLEM POSSIBLE SOLUTIONS
Split image or partial image
·Image alignment needed; use up-down and left-right arrow keys.
·Incompatible video signal from computer.
·Reset the Firefly
™to factory default settings.
Power button not illuminated on keypanel
·Firefly
™not connected to AC wall outlet.
·Defective AC wall outlet.
No audio from built-in speakers
·No audio source connected.
·Firefly
™not turned on.
·Firefly™not connected to AC wall outlet.
·AC wall outlet defective.
·Audio source turned off.
·Audio source not connected with appropriate video input.
·Audio source and audio output cables are reversed.
·Volume control is set too low.
·External amplified speaker system connected to the
AUDIO OUTjack.
Visible bright spots
·An inactive pixel may appear as a bright spot on the screen,  however,
it will not affect picture quality or the life expectancy of the P200/P250.
(The Firefly
™P200/P250 may contain a maximum of 50 inactive
pixels.)
Image contains one or more vertical bars
·Use the Menu Mode On-Screen Controls to adjust the
WIDTH. (After
eliminating the vertical bars, use
FOCUSto sharpen the image.)
NOTE:When adjusting the
WIDTH, if the left arrow adjustment
causes the number of bars to increase, use the right arrow adjustment
to eliminate the bars.  If the right arrow adjustment causes the number
of bars to increase, use the left arrow adjustment to eliminate the bars.+
User Manual  23 
						

							PROBLEM POSSIBLE SOLUTIONS
Image out of focus
·Rotate the lens to adjust screen focus.
·Adjust
FOCUScontrol.
NOTE:If only portions of the image are out of focus and the
FOCUS
adjustment causes the out-of-focus portions to move, refer to the
solution described in the “vertical bars” problem.
NOTE:Displaying a cross-hatch pattern will aid in resolving any focus
adjustment problems.
No image on Macintosh monitor
·Incorrect Macintosh computer and monitor adapters.
(Use the 55093-002 and 550093-003 adapters with the  15-inch
Macintosh multisync monitor or with the 12-inch Macintosh monitor.
Use the 55093-000 and 550093-001 with non-multisync Macintosh
monitors. Use the 55093-003 and 550093-004 with 832 x 624
Macintosh monitors)
No screen image with Macintosh PowerBook
·PowerBook must be turned on
after the P200/P250 is connected.
(Turn off the PowerBook, then turn it on again.)
·Ensure that Monitor Mirroring is enable on the PowerBook control
screen.
Undefined or unresolved problem
·Before calling for technical assistance use the RESET control to
restore the factory default settings, then use the Keypanel and Menu
Mode On-Screen Controls to make your image enhancements.
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24  User Manual 
						

							SERVICE INFORMATION
In the interest of promptness (if service is required), it is recommended
that you first contact the dealer from whom the equipment was
purchased.  If modules are to be returned to the dealer or  factory, they
should be shipped in the original packing material or carefully packed in
some other container with sufficient packing material to prevent damage.
Technical assistance is available from the Telex Customer Service
Department at the following address:
Customer Service Department
Telex Communications, Inc
9600 Aldrich Avenue South
Minneapolis, Minnesota 55420 USA
Telephone: (612) 884-4051
(Collect calls not accepted)
Return equipment for factory repair to:
Service Department
Telex Communications, Inc.
1720 East 14th Street
Glencoe, MN 55336 USA
NOTE:All equipment returned for repair must be accompanied by
documentation stating your return address, telephone number and proof
of date of purchase, along with a description of the problem. In lieu of
this, you may obtain a Return Authorization Form from our Customer
Service Department.
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User Manual  25