Gateway M255e Manual

2-1Installation and Connection
2 Installation and Connection
2-1 Package Contents
 • Unpack the product and check if all of the contents listed below have been included.
• Store the packaging box in case you need to move the product at a later date.
 
Projector
 A ceiling mount is not included and must  be purchased separately. Use the included screws to attach the projector to 
the ceiling mount bracket.
 
CONTENTS
Quick Setup Guide Warranty Card (Not available  in all locations)User Manual
Power Cord...

Installation and Connection2-2
2-2 Installing the Projector
 Install the projector so that the beam from the projector is perpendicular to the screen.
• Place the projector so that the lens aims at the center of the screen. If the  screen is not vertical, the picture on the 
screen may not appear rectangular. 
• Do not install the screen in bright su rroundings. If the surroundings are too bright, the picture  on the screen will be 
washed out and not display clearly.
• When using the projector in bright...

2-3Installation and Connection
2-3 Leveling with Adjustable Feet 
 The projector can be adjusted to a height of up to 1.18 inches (30mm, about 12 °) from the reference point.
If
  is set to ,  is adjusted automatically.
If fine tuning is required after auto-adjustment, use .  
Press the PUSH buttons, as shown, to adjust the legs and level 
the projector. 

Installation and Connection2-4
2-4 Zoom and Focus Adjustment 
 The size of your screen determines the distance you set your projector from the screen.
If you do not install your projector at the projection distance specified in the Screen Size and Projection Distance table in 
Section 2-5, you will not be able to adjust the focus correctly.
 
Zoom Knob You can adjust the size of the image within the zoom range  by manipulating the Zoom Knob.
Focus Ring Focus the picture on the screen using the Focus Ring. 

2-5Installation and Connection
2-5 Screen Size and Projection Distance 
A. Screen / Z. Throw Distance / Y’. Distance from Lens Center to Image Bottom
Install the projector on a flat, even surfac e and level the projector using the adjustable feet to obtain optimal picture quality.
If images are not clear, adjust them using the Zoom Knob or  Focus Ring, or move the projector forward and backward.
SCREEN SIZETHROW DISTANCEOFFSET
M (DIAGONAL)X (HORIZONTAL)Y (VERTICAL)Z (TELE)Z (WIDE) Y...

Installation and Connection2-5
 This projector is designed to show images optimally on a 80 ~ 120 inch sized screen. 
240 609.6 192 487.7 144 365.8 341.8 868.1 284.2 721.8 19.9 50.4
250 635.0 200 508.0 150 381.0 356.0 904.2 296.0 751.8 20.7 52.5
260 660.4 208 528.3 156 396.2 370.2 940.4 307.8 781.9 21.5 54.6
270 685.8 216 548.6 162 411.5 384.5 976.5 319.7 811.9 22.3 56.7
280 711.2 224 569.0 168 426.7 398.7 1012.8 331.5 842.1 23.2 58.8
290 736.6 232 589.3 174 442.0 413 .0 1049.0 343.4 872.2 24.0 60.9
300...

2-6Installation and Connection
2-6 Lamp Replacement
Cautions on Lamp Replacement
•The projector lamp is an expendable item. For best operating  performance, replace the lamp according to the usage time. 
You can view the lamp usage time in the Information Display (INFO button).
• Replace the lamp with the one specified below only. 
- For inquiries on lamp purchase, please see Contact SAMSUNG WORLDW IDE in section 6-3.
• Check that the power cord is unplugged before replacing the lamp.
• Because the lamp...

Installation and Connection2-6
 Install a new lamp in the reverse order of removal.  
Replacing and Cleaning the Filter
 Precautions when replacing the projector filter:
• The filter is on the side of the projector.  
• Turn off the power of the projector, and then disconnect th e power cord after the projector has cooled sufficiently.
Otherwise, its parts may be dama ged due to internal heat.
• When you replace the filter, you may release some dust.
• For inquiries on replacement filter purchase, please...

2-6Installation and Connection
 Air outtake vent
 Air intake vent 

Installation and Connection2-7
2-7 Rear Side
ICONNAME
Kensington Lock slot
PC IN port
VIDEO IN port 
AUDIO IN (L-AUDIO-R) port
  HDMI/DVI IN port
Remote Control Signal Receiver 
  Power Input port
AUDIO OUT/ 
 port
RS232C port 
LAN port 
USB port