Gateway M255e Manual

							3-4Using
Clearing Indicator Problems 
 This Projector uses a cooling fan system to keep the unit from overheating. Operation of the cooling fa n may produce noise, 
This does not affect product performance and is part of normal operation.
 
CLASSIFICA TIONSTATEMEASURES
Action 1  The cooling fan system is not 
operating normally. If the symptom remains even after disconnecting and then reconnecting 
the power cord and turning the projector on again, contact your product 
provider or our service center.
Action 2 The lamp cover protecting the 
lamp unit is not properly closed 
or the sensor system is not 
operating normally. Check if the screws on the side of t
he projector are securely tightened. If 
they are and the indicators are still lit , contact your product distributor or 
our service center.
Action 3  The projector has changed to 
the Cooling mode because the 
internal temperature of the pro-
jector has increased beyond 
the maintenance limit. 
If the internal temperature of the projector has increased beyond the main-
tenance limit, the projector changes to the Cooling mode before turning off 
automatically. 
In Cooling mode, the fan speed is increased and the projector’s lamp is 
changed to  mode.
Check whether the ventilation hole of the projector is blocked.
Check the air filter and clean if blocked.
Check whether the surrounding temperat
ure of the projector is higher than 
the standard temperature range of the projector.
Cool the projector sufficie ntly and operate it again.
Action 4 The internal temperature of the 
projector has risen higher than 
the limit, and the projector has 
turned off automatically.
Check whether the ventilation hole of the projector is blocked.
Check the air filter and clean if blocked.
Check whether the surrounding temperat
ure of the projector is higher than 
the standard temperature range of the projector.
Cool the projector sufficie ntly and operate it again.
If the same problem occurs continually , contact your product distributor or 
service center.
Action 5  The lamp has malfunctioned 
after power turns off abnormally 
or after the projector is powered 
on right after turning off.  Turn the power off, wait for a suffic
ient amount of cooling time and then 
turn the power on to operate. If the same problem occurs continually, con-
t act a Samsung service center. 
						

							Using3-5
3-5 Using the Screen Adjustment Menu (OSD: On Screen Display) 
The Screen Adjustment Menu (OSD: On Screen Display) Structure
To access the Menu, press the Menu button on the product or on the remote. To move in the me nu, press the arrow buttons. 
Menu selections with an arrow on the far right have sub-menus. Pr ess the right arrow button to access the sub-menu. Directions 
for navigating and selecting items in a menu  are at the bottom of each menu screen. 
 3-5-1. Input
 3-5-2. Picture
MENUSUB-MENU
 InputSource List  Edit Name
 PictureMode
Size PositionDigital NR Black Level
Overscan Film Mode  PC Zoom
 SetupInstall
Lamp Mode Auto Ke ystone V-Keystone Background
Test Pattern Video Type Caption Network  Reset
 OptionLanguage Menu Option Sound
Filter Check 
Time Auto Power On
Sleep Timer Melody SecurityPanel Lock Information
MENUDESCRIPTION
Source List  You can select a device  connected to the projector to display.
• --

- 
Edit Name You can edit the names of  devices connected to the projector.
• -------
------- 
						

							3-5Using
MENUDESCRIPTION
Mode Select a screen mode to match the environment, the kind of images you are projecting, or select a 
customized mode you have creat ed based on your requirements. 
 •  : Selects the picture for increased definition in a bright room.
•  : Selects the picture for the optimum display in a normal environment.
•  : This mode is  suitable for presentations.
•  : This mode is  suitable for text work. 
•  : This mode is suitable for viewing a movie.
•  : This picture mode is optimized for playing games.
 In  mode, the text in still pictures will appear unnatural.  
•  : This is a customized mode you create using the  → function. 
 The  and  modes are only enabled when the input signal is PC Timing(D-
Sub/HDMI) or .
 
 : Used to adjust the contrast between the object and the background. 
 : Used to adjust the brightness of the entire picture.
 : Used to adjust t he sharpness of the picture. 
 
 is disabled when the input signa l is PC Timing(D-Sub/HDMI) or .
 
 : Used to adjust color lighter or darker.
 
 is disabled when the input signal is PC Timing(D-Sub/HDMI) or .
 
 : Used to obtain more natural color by enhancing the amount of green or red in images.
 
 is disabled when the input signal is  PC Timing (D-Sub/HDMI) , AV Timing(VIDEO)s  
PAL and SECAM signal, or  modes.
 
 : The tone of the color can be changed.
• Factory defaults:  , < Cool1>, , 
• You can select the color temperature for t he items below according to your preferences.
, ,   : Adjusts the color temperature of the White level.
, ,  : Adjusts  the color temperature of the Black level.
• ------
 : Changes the brightness characteri stic for each color tone of an image. 
• The larger (+) the value, the greater the  contrast of the bright and dark parts.
The smaller (-) the value,  the darker the dark parts.
• Adjustable range: -3 to +3
 : You can save the status of a screen you  adjusted according to your preferences using the 
→ OSD. 
 : Restores the mode se ttings to the factory defaults. 
SizeUsing this function, you select a screen size. 
  and  are disabled when the in put signal is PC Timing(D-Sub/HDMI) or 
.
 
• --- 
						

							Using3-5
Position Using this function, you can adjust the screen position if it is not aligned. 
To adjust, select the direction you want to move  the screen, and then press the arrow button pointing 
in that direction repeatedly. 
 This function does not work in  mode. 
Digital NR If dotted lines appear in an image or the  screen shakes, enabling Digital NR (Noise Reduction) can 
improve the quality  of the picture. 
 When the input signal is  a PC Timing (D-Sub/HDMI) signal,   does not operate. 
Black Level If the black level is unsuitable for the input sig nal, the dark parts of an image may look unclear or dim. 
Using this function, you can select a black level that can improve the visi bility of the dark parts. 
 The  can only be set for the [AV], 480i and 576i in AV Timing (D-Sub), and RGB 
signals in the [HDMI] input.
 
For [AV], and the 480i and 576i signals of AV Timing (D-Sub).
•  : Sets the black level to .
•  : Sets the black level to .
For the RGB signal of  mode. •  : Used in a normal environment.
•  : Used when the dark parts  of an image are too bright.
Overscan 
Using this function, you can cut off edge of the a  picture when unnecessary information or images 
appear on the edge of the picture.
 • Disabled in  and  modes.
• Overscan is supported only when the input signal is an  AV Timing (D-Sub) or AV Timing 
(HDMI)  signal.
• If  is turned off, unnecessary  extra parts at the edges of an image may be 
shown. In this case, turn  on.
 
Film Mode  Using this function, you can set the display mode so that it is optimized for playing movies.
•  - 
 •  is only be supported for the [AV], 480i and 576i of AV Timing (D-Sub) signals.
• This function does not work in  mode.
 
PCFor PC signals, the four PC functions eliminate or reduce noise  that can cause unstable screen qual-
ity, such as screen shaking. If the noise is not  removed using Fine Adjustment, adjust the frequency 
to the maximum and then perform Fine Adjustment again. 
 • These functions are only enabled for the PC  Timing (D-Sub/HDMI) input of the D-Sub 
terminal.
• Refer to PC Timing (D-Sub/HDMI).
 
•   : Used to adjust the freq uency and phase of PC screen automatically. 
•   : Used to adjust the frequency when vertical lines appear on the PC screen.
•   : Used to fine tune the PC screen. 
•   : Using this function, you can reset the PC  menu settings to the factory default settings. 
Zoom  You can magnify the screen to a size you want.
•  -  -  -  
 This function is only enabled when the input signal is a  PC Timing (D-Sub/HDMI) signal. 
MENUDESCRIPTION 
						

							3-5Using
 3-5-3. Setup
MENUDESCRIPTION
Install To tailor the picture to the installation location, (for example, behind a semi-transparent screen, hang-
ing from the ceiling), you can invert the  projected images vertically / horizontally. 
•  : Normal Image 
•  : Horizontal/Vertical Reversed Image 
•  : Horizontally Reversed Image 
•  : Vertically Reversed Image 
Lamp Mode  Using this function, you can set the image br ightness by adjusting the amount of light generated by 
the lamp.
•  : This mode is optimized fo r screens smaller than 100 inches.
This mode decreases the lamp brightness and power  consumption in order to extend the lamp 
lifetime and reduce noise and power consumption.
•  : This mode maximizes the lamp bright ness when the ambient illumination is bright. As 
the brightness of t he lamp increases,  the lamp lifetime may be reduced and the noise and power 
consumption may increase.  
Auto Keystone If video scenes are distorted or tilted, you can compensate for this by setting the  
function to  so that the  function automatically starts.
• - 
V-Keystone  If video scenes are distorted or tilted, you  can compensate for this using the vertical Keystone func-
tion. 
 • The sound output of your projector is temp orarily stopped while the keystone is being 
changed.
• Keystone does not compensat e for distortion in the On Screen Display (OSD) menu.
 
Background You can selec t an image or screen which will appear when ther e is no signal from the external device 
connected to the projector. 
-< Custom Logo >--
 The recommended resolution for a picture to be set as the user logo is 600x300.
 
Test Pattern A default test pattern built into the projector. Y
ou can use it as a reference picture to optimize the 
installation of the projec tor and to optimize images. 
•  : You can check whether  the picture is distorted or not. 
•  : You can reference and display picture format sizes such as 1.33 : 1 or 1.78 : 1.  
						

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Video Type If the screen quality is abnormal as a result of the projector not identifying the input signal type auto-
matically in  or  mode, Video Type lets you manually set the input signal.
 This function does not work in  mode. 
• In  mode, the menu is only enabled for AV  Timing (D-Sub) input signals. For separate H/V 
sync, it is only enabled for a 1280 x 720p 59.94Hz/60Hz signal. 
• ---
• In  mode,  is only enabl ed for the 640x480p 59.94Hz/60 Hz and 1280x720p 
59.94Hz/60 Hz signals.
•  -- 
Caption The  function is supp orted when the external analog signal from the Video input contains 
subtitles. 
•  : -
•  : -
•  : -
•  : -
 • Activated only in  Mode. 
• Depending on the external signal, a change to the channel or  settings may be  required.
• Each  and  contains different information.  carries additional  information to supplement information contained in .
(e.g. If English subtitles are provided on , Spanish subtitles will be provided 
on .)
 
MENUDESCRIPTION
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							3-5Using
 3-5-4. Option
Network  By connecting a LAN cable between the PC and projector, you can use the following supplementary 
functions on your PC.
On your PC, you can check the projectors co ndition (lifespan of the lamp, operation error,
temperature) and remotely contro l the projectors power On/Off, brightness, and sound On/Off .
<
Network> :  - 

•  : Automatically allots th e IP address, Subnet mask and Gateway.
•  : Allows you to manually enter the IP address, Subnet mask and Gateway manually.
 After pressing the [ ] button to enter  values, change the values using the  /  buttons and 
move using the  /  buttons. Once the values are filled in, press the[ ] button.
 
 : Allows you to enter the server PCs IP address.
 •  To use the network function,  must be set to .
• If the network connection fails , enter the IP address of the server PC under .
 
Reset Using this function, you can reset various settings to the factory default settings. 
•  : Changes the se ttings to the factory defaults.
•  : Resets the filter time.
•  : The following functions are activated only when the projector fails to 
enter the

 mode due to a  mode error.
 Activated only in  Mode. 
• : When the projector is tu rned off during a firmware update, use this 
function to continue the update.
•  - 
 
Under normal usage, update by selecting  → → in the  menu.
 
• : When the  operat ion suddenly freezes, use this function to 
restart .
•  - 
MENUDESCRIPTION 
						

							Using3-5
MENUDESCRIPTION
Language Using this function, you can select the language used for the menu screen. 
Menu Option •  : You can move Menu Position up/down/left/right. 
•  : You can set the translucency of the menu. • ---
•  : You can set  the display time of the menu.
• ------
Sound
The projector comes with an internal 7W (mono) speak er. Use the settings below to tailor the sound as 
desired. 
• ----
Filter Check Time Sets the check period for the filter. (Unit: hours)
• ----
 If the filter usage time is larger than the f ilter check period, the filter check message is 
displayed for 1 minute whenever the projector is turned on.
Filter check message: . 
 
Auto Power On With Auto Power On, if power is supplied to the projector, it turns on autom atically without your press-
ing the Power button.
• -
Sleep Timer With Sleep Timer on, if there is no input signal for the specified time, the projector turns off automati- cally.
(There must be no button input from the remote control or the top of the pr ojector for the specified 
time)
• --- 
 This function does not work in  mode. 
Melody Set so that a melody plays when the Projector is turned on or off.
•
 -  -  - 
Security To deter theft, you can set a password that users  must enter when the projector powers on. When 
you set a password, the projector will not work without it. 
• 
•  : Enter your current password and set the protection function to off.
•  : Enter a new password and set the protection function to on.
•  : Change your current password.
 • Use the displayed number keys to enter or change the password.
• If you forgot your password, contact a Samsung Service Center.
 
Panel Lock
You can disable the buttons on the projector body so that the proj ector can only be operated by the 
remote control.
•  - 
Information You can check external source signals, picture setup, and PC picture adjustment.  
						

							3-6Using
3-6 Network Management
3-6-1. Management using the Web Browser
The Web Browser lets you monitor and control one projector from a PC without installing any software. Before you 
can use the Web Browser, you must connect your projector to  your local area network. For directions explaining how 
to connect to a network,
 see section 2-17, Connecting to a Network. 
To control multiple projectors from a single PC, install and run Samsung Projector Manager.
For information about Samsung Projector Manager, go to 3-6-2
.  
  Check the network connection between the PC and projector before connecting the Web  Browser. If the network 
connection has failed, the Web browser window may not be available for use.
 
• To use the Web Browser, your PC must me et the following minimum system requirement :
• RAM: More than 10MB
• Hard Disk capacity: More than 10MB
• Display resolution: More than 640 x 480
• Supported OS : Microsoft Windows XP, Windows Vista
• Web browser : Microsoft Internet Explorer 6 or later version,  Netscape Navigator 9 or later version, Mozilla FireFox 3.0.x 
or later version,  Google Chrome.
1. Connecting
•  Enter the projectors IP address into the web browser address bar.
 Find the projectors IP address by pressing the [MENU]  button and selecting  ->  -> .
 
•  The Network Projector window appears. For information about  control items in the Network Projector window, refer to the 
items under Section 3-5, Usin g the Screen Adjustment Menu.
• Some functions listed in Using the Scr een Adjustment Menu cannot be used in t he web browser because of limitations in 
remote control by the network. 
						

							Using3-6
 3-6-2. Projector Management using PC Software
You can monitor and control more than one projector using Samsung Projector Manager.
When installing or using Samsung Projector Manage r in PC, you must log in as Administrator.
If you log in using your personal login, that  login must have full administrator privileges.
• To use Samsung Projector Manager, your PC must  meet the following minimum system requirement : 
• RAM: More than 10MB 
• Hard Disk capacity: More than 10MB
• Display resolution: More than 640 x 480 
• Supported OS : Microsoft Windows XP, Windows Vista
1. Installing the Samsung Projector Manager 
• Click Samsung Projector Manager on the CD supplied.
• Install according to the instructions displayed on the PC screen.
2. Running the Samsung Projector Manager 
When the installation of Samsung Projector Manager and t he network setup for the projector have been completed, the 
Samsung Projector Manager will be available for use.
•  Click Start > Samsung Projector > Samsung Projector Manager
• The  window appears.
3.  Using the Samsung Projector Manager 
• Projector Grouping and Registering
• To browse projectors connected to the PC automatically, press  → 
• To group or directly register the projectors, select  →, right-click over  under