Gateway M255e Manual

							2-15Installation and Connection
2-15 Connecting using a Video cable
Make sure that the AV device and your projector are turned off.
1.
Connect the AV device to the [VIDEO IN] port using a VIDEO cable (not supplied).
- For supported input signal formats, see AV Timing (VIDEO) in section 2-8, Supported Display Modes.
2. Connect the [ AUDIO IN (L-AUDIO-R) ] terminal on the back of the projector and the Audio out terminal on your AV device 
using an audio cable (Not supplied). 
						

							Installation and Connection2-16
2-16 Connecting an External Speaker
You can hear sound through an external speaker instead of the internal speakers built into the projector. 
1. Obtain an audio cable (Not supplied) suitable for your external speaker.
2. Connect the [AUDIO OUT /] terminal of the projector to the external speaker using an audio cable.
- When using an external speaker, the internal speaker does no t operate but you can adjust the volume of the external 
speaker using the Volume button or  the remote control of the projector.
- The [AUDIO OUT /] terminal can output all audio signals. 
						

							2-17Installation and Connection
2-17 Connecting to a Network 
 This product can use network functions. Refer to the following Network connection method. 
2-17-1. Connecting to a Dynamic IP (DHCP) Network
You can attach the projector to your network through a modem  that uses DHCP (Dynamic Host Configuration Protocol). When 
you use a DHCP modem, the modem automatically provides the IP  address, subnet mask, and gateway values that the projector 
needs to access the network.
To connect to a DHCP network, follow these steps :
1. Connect the modem cable between the modem port on the wall and the external modem.
2. Connect a LAN cable between the external m odem and the wired or wireless IP router.
3. Connect a LAN cable between the [LAN] port on the back of the projector and the wir ed or wireless IP router.
4. Turn the projector on and press the [MENU] button.
5. Select   →   →    → .
6. The projector automatically acquires t he IP address, Subnet mask and Gateway.
 • To use the network function,  must be set to .
• If the IP address allotment from the DHCP server fails, turn off the external modem for more than 10 seconds, restart the  modem, and then retry the connection.
•
For instructions on the setup and connection of the external modem and router, refer to the user manual for each product.
•You can connect the LAN cable from the modem directly to the projector, You do not need a router.
• You can not use a manual connection-type ADSL modem because  it is not a DHCP-type device. Make sure to use an 
automatic 

connection DHCP  ADSL modem.  
						

							Installation and Connection2-17
2-17-2. Connecting to a Static IP Network
You can attach the projector to a network t hat uses a Static IP address, which corresp onds to using a dedicated lease line. If your 
network uses Static IP addresses, you must get the IP address, subnet  mask, and gateway values from your Internet Service 
Provider (ISP), turn on the Network function in the projecto rs Menu, and then enter the values into the Network function 
manually.
To connect to a Static IP address network, follow these steps :
1. Connect a LAN cable between the LAN port on  the wall and a wired or wireless IP router.
2. Connect a LAN cable between the [LAN] port on the back of the projector and the wired  or wireless IP router.
3. Turn on the projector, and  then press the [MENU] button.
4. Select   →   →   → .
5. Select  and press the
 [ ] button. Use the  /  buttons to navigate between  each IP Address entry field and the

/  buttons to enter values.
6. When done entering all the values for IP Address, press the 

[ ] button and then repeat the steps for Subnet mask and 
Gateway.
7. When all values have been filled in, press the [MEN U] or [RETURN] button to exit the setup menu.
 • To use the network function,  must be set to . 
• If you use a static IP, your ISP will inform you of your IP  address, subnet mask and gateway. These values must be 
entered to complete your network setup. If you do not know  your static IP address, consult your network administrator.
• For instructions on the setup and connection of  the router, refer to the router’s user manual.
•
You can connect the LAN cable directly to the projector without using a router.
•If you use an IP Router which supports  the DHCP function, you can set the router to either DHCP or static IP.
•For instructions on the use of a static IP, consult your Internet service provider.  
						

							2-18Installation and Connection
2-18 Kensington Lock slot
The Kensington Lock slot allows you to lock your projector, providing a sense of security when you use it in a public place. 
Because the shape and usage of the lock may differ depending  on the model and the manufacturer, see the User Manual 
supplied with the locking device for more information.
Locking the product
1. Loop the Kensington lock cable around an immovable part of de sk or heavy object as directed in the Kensington lock user 
manual. 
2. Insert the locking part of the locking device in to the Kensington lock hole in the projector.
3. Insert the Kensington lock key into the locking mechanism and turn it in the locking direction.
 You can purchase a locking device from an electronics store or an online shop.  
						

							Using3-1
3Using
3-1 Product Features 
1.An optical engine adopting new LCD technology
• 1024 x 768 resolution. 
• 3P-LCD panel.
• SP-M205 : Provides a bright, 2000 
ANSI lumen screen. 
• SP-M225 : Provides a bright, 2200 
ANSI lumen screen. 
• SP-M255 : Provides a bright, 2500 

ANSI lumen screen.
• SP-M275 : Provides a bright, 2700 

ANSI lumen screen.
• SP-M305 : Provides a bright, 3000 

ANSI lumen screen.
2. Minimized fan noise 
• Minimizes fan noise through optimized internal  air flow and the fan installation structure.
3. Multiple input terminals 
• Increases the connectivity to peripheral devices such as D-Sub 15P, Video, HDMI(DVI PC signal, supported), etc.
4. Audio Output
• Equipped with an internal 7W (mono) speaker.
5. User adjustments 
• Allows adjustment of each input port.
• Equipped with an internal Test Pattern that  can be used to install and adjust the projector.
• Compact size, lightweight, and portable 
6. Convenient Network Function
• The projector can be monitored and contro lled from a PC using the network function.
7. Multimedia Function
• You can enjoy video, photos, and music, and view documen ts stored on a USB device, without connecting to a PC.
8. Security Function
• Security password can be set to prevent unauthor ized adjustments and access to the projector. 
						

							3-2Using
3-2 Front, Upper
ICONNAMEDESCRIPTION
Indicators - STAND BY (Blue LED) 
- LAMP (Blue LED)
- STATUS (Green/Red/Yellow LED) 
 Refer to the LED Indications. 
Move  / Select 
 Volume   button   /  : Use to move or to se
lect an item within a menu. 
 : Use to adjust the volume.
MENU button Use to display the Menu Screen.
SOURCE button Use to select the external device signal. 
 
POWER button  Use to turn the projector on or off. 
 Zoom Knob  Use to enlarge or reduce image size.
  Focus Ring 
Use for Focus Adjustment.
 Lens 
 Remote Control Signal Receiver 
Hole for attaching lens cap string 
						

							Using3-3
3-3 Remote Control 
 Using your projector with another remote control device nearby may result in  improper functioning due to remote control 
code (frequency) interference.
 
POWER ( ) Button
Use this button to turn the projector on 
and off. QUICK   Button
Use to quickly return to the last menu 
used. 
P.MODE  Button 
Use to select Picture Mode.AUTO  Button 
Automatically adjust the screen. (Only 
enabled in  mode.)
P.SIZE  Button 
Use to adjust the size of picture 
screen. BLANK Button
Use to turn off the screen and sound 
temporarily.
The video and audio will come back 
on when any button other than the 
[POWER] button is pressed.
Rewind Button
Rewind video in  mode.Fast forward button
Fast forward video in  
mode.
Play button
Play video in  mode.Stop button
Stop video in  mode.
KEYSTONE button 
Correct a tilted image.
DOCU. ZOOM  button
Enlarge or reduce a document in the 
 menu under  mode.
Pause button
Pause video in  mode.MUTE  ( ) Button 
Press to mute the sound temporarily. 
Press the MUTE button again or the 
[VOL] button ( ) when the sound is 
muted to hear sound again.
VOL  () Button 
Use to control the volume.
PAGE  Button ()
Use to move to th e previous or next 
page, one page at a time.
MENU ( ) Button 
Use to display the Menu Screen.SOURCE  Button 
Switch the external input signal.
MEDIA.P  Button
Go directly to  mode.
Display the menu items while in  mode.USB SAFELY REMOVE  Button
Use to remove a [USB] device safely.
HELP Button
Display the button information menu  at the bottom of the screen when a 
document is being viewed in  mode.RETURN ( ) Button 
Returns to the previous menu.
Move ( )/ ( ) Buttons
Used to move to or select each menu item. EXIT  ( ) Button
Use to make the Menu Screen disap-
pear. 
INFO  Button
Use to check source signals, picture setup, PC screen adjustment, and 
lamp lifespan.STILL  Button 
Use to see still images. 
Colored buttons (Only available in )
Red : Use to view subtitle while playing a video file.
Green : Use to set  while playing a photo file.
Yellow : Use to set  in document view.
Blue : Use to move pages using  Menu in document 
view.INSTALL  Button
Use to adjust the image so that it is  
appropriate for the projectors installa-
tion location (In front of the screen 
and hanging from the ceiling, behind 
the screen and hanging from the ceil-
ing, etc.) 
						

							3-3Using
 • Make sure to place your remote control on a table or desk. 
- If you step on the remote control, you may  fall and hurt yourself or damage the remote. 
• You can use the remote control up to a distance  of about 32.8 feet (10 m) from the product.
 
Installing Batteries in the Remote Control
1.Lift the cover at the back of the remote  control upward as shown in the figure.
2. Insert two AAA size batteries.
3. Close the cover. 
						

							Using3-4
3-4 LED Indications 
LED Indications 
:Light is On  :Light is Blinking  :Light is Off
STATUSLAMPSTAND BYSTATUS
If you press the [POWER] button on the remote control or projector, the screen
appears within 30 seconds.
The projector is operating normally. 
The projector is preparing an operation after the [POWER] button on the projec-
tor or the remote control has been pressed.
The [POWER] button has been pressed to turn off the projector, and the cool-
ing system is in operation to cool off t he inside of the projector. (Operates for 
about 3 seconds.)
The cooling fan inside the projector is not operating normally. Refer to Action 1 
in Clearing Indicator Problems below.
The lamp cover protecting the lamp unit is not closed properly. Refer to Action 2 
in Clearing Indicator Problems below.
The projector has changed to Cooling mo de because its internal temperature 
has increased beyond the maintenance limit. 
Refer to Action 3 in Clearing Indicator Problems below.
The projector has turned itself off autom atically because its internal tempera-
ture has increased beyond the maintenance limit. Refer to Action 4 in Clearing 
Indicator Problems below. 
A problem has occurred with the operation of the lamp. Refer to Action 5 below.