Acer Projector P7280 User Manual

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English3 Partial, scrolling 
or incorrectly 
displayed image
(For notebooks)•Press RESYNC on the remote control or control 
panel.
•For an incorrectly displayed image:•Follow the steps for item 2 (above) to adjust 
the resolution of your computer.
•Press the toggle output settings. Example: 
[Fn]+[F4], Compaq [Fn]+[F4], Dell [Fn]+[F8], 
Gateway [Fn]+[F4], IBM [Fn]+[F7], HP 
[Fn]+[F4], NEC [Fn]+[F3], Toshiba [Fn]+[F5 ]
•If you experience difficulty changing resolutions or 
your monitor freezes, restart all equipment 
including the projector.
4 The screen of the 
notebook 
computer is not 
displaying your 
presentation
•If you are using a Microsoft® Windows® based 
notebook: Some notebook PCs may deactivate their 
own screens when a second display device is in use. 
Each has a different way to be reactivated. Refer to 
your computers manual for detailed information.
•If you are using an Apple® Mac® OS based 
notebook: In System Preferences, open Display and 
select Video Mirroring On.
5 Image is unstable 
or flickering
•Adjust the Tracking to correct it. Refer to the 
Image Setting section for more information.
•Change the display color depth settings on your 
computer.
6 Image has vertical 
flickering bar
•Use Frequency to make an adjustment. Refer to 
the Image Setting section for more information.
•Check and reconfigure the display mode of your 
graphics card to make it compatible with the 
projector.
7 Image is out of 
focus
•Make sure the lens cap is removed.
•Adjusts the focus ring on the projector lens.
•Make sure the projection screen is within the 
required distance of 3.9 to 32.9 feet (1.2 to 
10.0meters) from the projector. Refer to the How 
to Get a Preferred Image Size by Adjusting Distance 
and Zoom section for more information.
8 Image is stretched 
when displaying a 
widescreen 
DVD titleWhen you play a DVD encoded in anamorphic or 16:9 
aspect ratio you may need to adjust the following 
settings:
•If you play an Letterbox(LBX) format DVD title, 
please change the format to Letterbox(LBX) in the 
projector OSD.
•If you play a 4:3 format DVD title, please change the 
format to 4:3 in the projector OSD.
•If the image is still stretched, you will also need to 
adjust the aspect ratio. Set up the display format to 
16:9 (wide) aspect ratio on your DVD player. 
						

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English
Problems with the Projector
9 Image is too small 
or too large•Adjust the zoom lever on the top of the projector.
•Move the projector closer to or further from the 
screen.
•Press MENU on the remote control or on the 
control panel. Go to Image setting --> Aspect 
Ratio and try different settings.
10 Image has slanted 
sides
•If possible, reposition the projector so that it is 
centered on the screen.
•Press the Keystone   /   /   /    on the OSD or the 
remote control until the sides are vertical.
11 Image is reversed
•Select Image --> Projection on the OSD and adjust 
the projection direction.
# Condition Solution
1 The projector stops responding 
to all controlsIf possible, turn off the projector, then 
unplug the power cord and wait at least 30 
seconds before reconnecting power.
2 Lamp burns out or makes a 
popping soundWhen the lamp reaches the end of its useful 
life, it will burn out and may make a loud 
popping sound. If this happens, the projector 
will not turn on until the lamp module has 
been replaced. To replace the lamp, follow 
the procedures in the Replacing the Lamp 
section. 
						

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EnglishOSD Messages
# Condition Message Reminder
1 Message Fan Fail - the system fan is not working.
Projector Overheated - the projector has exceeded its 
recommended operating temperature and must be allowed to 
cool down before it may be used. Please also check the dust 
filters if they are installed. If the dust filter is clogged with 
dust, please clean it. Please refer to Cleaning and replacing 
the dust filter for details.
Replace the lamp - the lamp is about to reach its maximum 
lifetime. Prepare to replace it soon. 
						

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English
LED & Alarm Definition Listing
LED Messages
MessageLamp LED Temp LED Power LED
Red Red Red Blue
Standby 
(power cord plugged in)-- -- V --
Power button ON -- -- -- V
Lamp retry -- -- -- Quick 
flashing
Turning off 
(cooling state)-- -- Quick 
flashing--
Turning off 
(cooling completed)-- -- V --
Error (thermal failure) -- V -- V
Error (fan lock failure) -- Quick 
flashing-- V
Error (lamp breakdown) V -- -- V
Error (color Wheel fail) Quick 
flashing-- -- V 
						

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EnglishCleaning and replacing the dust filters
Cleaning the dust filters
Clean the dust filters after every 1000 hours of use. If they are note cleaned 
periodically, they can become clogged with dust, preventing proper ventilation.  
This can cause overheating and damage the projector.
Follow these steps:
1 Turn the projector off. Wait for the Power LED to stop flashing then 
unplug the power cord.
2 Turn the projector upside down.
3 To clean the dust filters, use a small vacuum cleaner designed for 
computers and other office equipment.
4 If the dirt is difficult to remove or the filter is broken, please contact your 
local dealer or service center to obtain a new filter.
Replacing the dust filters
1 Turn the projector off.
2 Allow the projector at least 30 mins 
to cool down.
3 Unplug the power cord.
4 Turn the projector upside down.
5 Slide the bottom dust filter out and 
remove it. (Illustration #1)
6 Insert a suitable coin into the top 
cover release button (Illustration #2) 
and rotate clockwise (Illustration 
#3). 
7 Open the top cover. (Illustration #4)
8 Pull the top dust filter up. 
(Illustration #5)
To put the dust filters back, reverse 
the previous step.
Note: Please ensure that both top and bottom dust filters are 
properly installed. Otherwise there will be a warning sound and 
the projector can not be turned on.
Dust Filter 
						

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English
Replacing the Lamp
Use a screwdriver to remove the screw(s) from the cover, and then pull out the 
lamp.
The projector will detect the lamp life. You will be shown a warning message 
Lamp is approaching the end of its useful life in full power operation. 
Replacement Suggested! When you see this message, change the lamp as soon 
as possible. Make sure the projector has been cooling down for at least 30 
minutes before changing the lamp.
Warning: The lamp compartment is hot! Allow it to cool down 
before changing the lamp.
To Change the Lamp
1 Turn off the projector by pressing the power button.
2 Allow the projector at least 30 mins to cool down.
3 Disconnect the power cord.
4 Insert the suitable coin (Illustration #1), to clockwise rotates into the top 
cover release button (Illustration #1) and clockwise rotate it (Illustration 
#2). Then the top cover will be able to shoot automatically.
5 Open the top cover. (Illustration #3)
6 Remove the two screws that secure the lamp module (Illustration #4), and 
remove the lamp cover (Illustration #5).
7 Pull up the lamp bar (Illustration #6).
8 Pull out the lamp module by force. (Illustration #7)
To replace the lamp module, reverse the previous step.
Warning: To reduce the risk of personal injury, do not drop the 
lamp module or touch the lamp bulb. The bulb may shatter and 
cause injury if it is dropped.
$1 
						

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EnglishCeiling Mount Installation
If you wish to install the projector using a ceiling mount, please refer to the 
steps below:
1 Drill four holes into a solid, structurally sound part of the ceiling, and 
secure the mount base.
Note: Screws are not included. Please obtain the appropriate 
screws for your type of ceiling.
2 Secure the ceiling rod using the appropriate type of four-cylinder screws.
Ceiling Mount Base    - Attach to ceiling
Screw Type A50 mm length / 8 mm diameter -   
   
Long Rod
Extension Rod
Long Cylinder Cap
Allen Key
    - For tightening/looseniTightening Screw
Medium Rod Ceiling Mount Base 
						

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English
3 Use the appropriate number of screws for the projector size to attach the 
projector to the ceiling mount bracket.
Note: It is recommended that you keep a reasonable space 
between the bracket and the projector to allow for proper heat 
distribution. Use two washers for extra support, if deemed 
necessary.
4 Attach the ceiling bracket to the ceiling rod.
Screw Type B
Smaller Washer
Large Washer
Projector Bracket
Supports projector and allows -   
  for adjustments     
Spacer
    - For heat dissipation
Large cylinder cap
Tightening Screw Allen Key
    - For tightening/looseningScrew Type A50 mm length -   
  08 mm diameter      
						

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English5 Adjust the angle and positioning as necessary.
Note:  The appropriate type of screw and washer for each model is 
listed in the table below. 3 mm diameter screws are enclosed in 
the screw pack.
Models Screw Type B Washer Type
Diameter (mm) Length (mm) Large Small
P7270/P7270i/
P7280/P7280i 325VV
Tightening Screw
Allen Key
Allen Key
Tightening Screw
145 mm
82.3 mm 
						

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English
Specifications
The specifications listed below are subject to change without notice. For final 
specs, please refer to Acers published marketing specifications.
Projection system
DLP®
Resolution P7270/P7270i/P7280/P7280i Series: Native: XGA (1024 x 
768), Maximum: UXGA (1600 x 1200), WSXGA+ (1680 
x 1050)
Computer compatibility IBM PC and compatibles, Apple Macintosh, iMac and 
VESA standards: SXGA, XGA, VGA, SVGA, SXGA+, 
WXGA, WXGA+, WSXGA+
Video compatibility NTSC (3.58/4.43), PAL (B/D/G/H/I/M/N), SECAM (B/D/G/
K/K1/L), HDTV (720p, 1080i), EDTV (480p, 576p), SDTV 
(480i, 576i)
Aspect ratio 4:3 (native), 16:9
Displayable colors P7270/P7270i/P7280/P7280i: 1073.7 million colors
Projection lens F/ 2.52 - 2.79, f = 22.55 mm - 27.06 mm, 1.2X manual 
zoom lens
Projection screen size (diagonal) 31.3 (0.80 m) - 313.5 (7.96 m)
Projection distance 3.9 (1.2 m) - 32.9 (10.0 m)
Throw ratio 63@2m (1.57 - 1.89:1)
Horizontal scan rate 31.5k - 92 kHz
Vertical refresh scan rate 50 - 85 Hz
Lamp type
P7270/P7270i series: 280 W user-replaceable lamp
P7280/P7280i series: 330 W user-replaceable lamp
Keystone correction
Vertical Keystone and Horizontal Keystone (V.: ±40º / 
H.: ±15º)
Audio Internal speaker with 2 W x 2 output
Weight P7270/7270i: 5 kg (11 lbs.)
P7280/7280i: 5.5 kg (12 lbs.)
Dimensions (W x D x H) 403.6 mm x 315.4 mm x 119.8 mm (15.9 x 12.4 x 
4.7) 
Remote control Laser pointer and wired-IR function
Digital Zoom 8X
Power supply AC input 100 - 240 V, 50 - 60 Hz 
Power consumption
P7270/P7270i series: 360 W
P7280/P7280i series: 420 W
Operating temperature 5ºC to 35ºC / 41ºF to 95ºF