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Epson L1200U Users Guide - Page 256

Solutions to Problems with the Remote Control, Sleep Mode Timer, Remote Receiver, Parent topic

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• If the projector's laser shuts off unexpectedly, it may have entered standby mode after a period of inactivity. Press the power button to wake the projector and adjust the Sleep Mode Timer setting to change the sleep interval. • If the projector's laser shuts off, the Status light is flashing blue, and the Temp light is orange, the projector has overheated and shut off. Check the solutions for this light status. • If the power button on the remote control does not turn on the projector, check its batteries and make sure the Remote Receiver setting is turned on in the projector's menu, if available. • The power cord may be defective. Try another power cord. If that doesn't work, disconnect the cord and contact Epson. Parent topic: Solving Projector or Remote Control Operation Problems Related references Projector Setup Settings - Extended Menu Projector Feature Settings - Settings Menu Projector Light Status Related tasks Unlocking the Projector's Buttons Solutions to Problems with the Remote Control If the projector does not respond to remote control commands, try the following solutions: • Check that the remote control batteries are installed correctly and have power. If necessary, replace the batteries. • Make sure you are operating the remote control within the reception angle and range of the projector. • Make sure the projector is not warming up or shutting down. • Check to see if a button on the remote control is stuck down, causing it to enter sleep mode. Release the button to wake the remote control up. • Strong fluorescent lighting, direct sunlight, or infrared device signals may be interfering with the projector's remote receivers. Dim the lights or move the projector away from the sun or interfering equipment. • Make sure the optional remote control cable set is not attached to the projector's Remote port. If you leave the cable connected to the port, the remote control cannot control the projector. • If available, turn off one of the remote receivers in the projector's menu system, or check if all the remote receivers were turned off. 256

Section	Page
Contents	3
Introduction to Your Projector	12
Projector Features	12
Product Box Contents	13
Additional Components	15
Additional Projector Software and Manuals	16
Optional Equipment and Replacement Parts	17
Warranty and Registration Information	19
Notations Used in the Documentation	19
Where to Go for Additional Information	20
Projector Part Locations	20
Projector Parts - Front/Top	21
Projector Parts - Rear	22
Projector Parts - Interface Ports	23
Projector Parts - Base	24
Projector Parts - Control Panel	25
Projector Parts - Remote Control	26
Setting Up the Projector	29
Projector Placement	29
Projector Setup and Installation Options	29
Projection Distance	32
Projector Connections	38
Connecting to Video Sources	39
Connecting to an HDMI Video Source	39
Connecting to a Component-to-BNC Video Source	40
Connecting to a Component Video Source	40
Connecting to an SDI Video Source	41
Connecting to a Video Source for Sound	42
Connecting to Computer Sources	42
Connecting to a Computer for VGA Video	43
Connecting to a Computer for HDMI Video and Audio	43
Connecting to a Computer for DVI-D Video	44
Connecting to a Computer for 5 BNC Video	45
Connecting to a Computer for Sound	45
Connecting to an HDBaseT Transmitter	46
Connecting to an External Computer Monitor	47
Connecting to External Speakers	48
Attaching and Removing a Lens	49
Attaching a Lens	49
Removing a Lens	52
Attaching and Removing the Cable Cover	53
Attaching and Removing the Cable Clip	54
Installing Batteries in the Remote Control	55
Using the Projector on a Network	57
Wired Network Projection	57
Connecting to a Wired Network	57
Selecting Wired Network Settings	58
Wireless Network Projection	61
Installing the Wireless LAN Module	61
Using Quick Wireless Connection (Windows Only)	64
Selecting Wireless Network Settings Manually	66
Wireless LAN Menu Settings	69
Selecting Wireless Network Settings in OS X	70
Selecting Wireless Network Settings in Windows	70
Setting Up Projector Network E-Mail Alerts	71
Network Projector E-mail Alert Messages	72
Selecting Other Network Settings	72
Controlling a Networked Projector Using a Web Browser	74
Web Control Options	75
Crestron RoomView Support	81
Setting Up Crestron RoomView Support	81
Controlling a Networked Projector Using Crestron RoomView	82
Using Basic Projector Features	84
Turning On the Projector	84
Using the Home Screen	86
Turning Off the Projector	87
Selecting the Language for the Projector Menus	88
Resizing the Image with the Zoom Button	89
Focusing the Image Using the Focus Button	90
Focusing the Image with an Optional Short Throw Lens	91
Setting the Lens Type	93
Setting the Screen Type	93
Adjusting the Image Position Using Lens Shift	94
Adjusting the Image Position Using Screen Position	97
Displaying a Test Pattern	98
Available Test Pattern Image Adjustments	99
Adjusting the Image Height	100
Image Shape	101
Correcting Image Shape with H/V Keystone	101
Correcting Image Shape with Quick Corner	104
Correcting Image Shape with Curved Surface	106
Correcting Image Shape with Corner Wall	110
Correcting Image Shape with Point Correction	115
Selecting an Image Source	118
Remote Control Operation	120
Projection Modes	122
Changing the Projection Mode Using the Remote Control	122
Changing the Projection Mode Using the Menus	123
Image Aspect Ratio	124
Changing the Image Aspect Ratio	124
Available Image Aspect Ratios	125
Color Mode	126
Changing the Color Mode	126
Available Color Modes	127
Adjusting the Brightness	128
Constant Brightness Usage Hours	130
Turning On Automatic Luminance Adjustment	132
Controlling the Volume with the Volume Buttons	133
Setting the Date and Time	134
Date and Time Settings	135
Adjusting Projector Features	137
Shutting Off the Picture and Sound Temporarily	137
Stopping Video Action Temporarily	138
Zooming Into and Out of Images	139
Projector Security Features	140
Password Security Types	140
Setting a Password	141
Selecting Password Security Types	142
Entering a Password to Use the Projector	143
Saving a User's Logo Image to Display	144
Locking the Projector's Buttons	146
Unlocking the Projector's Buttons	147
Locking the Remote Control Buttons	147
Installing a Security Cable	148
Projecting Two Images Simultaneously	149
Input Sources for Split Screen Projection	150
Using Advanced Image Adjustment Features	151
Using Frame Interpolation	152
Using 4K Enhancement	153
Creating Image Presets	155
Using MPEG Noise Reduction	156
Adjusting Scaled Resolution Images (Super-resolution)	157
Adjusting Detail Enhancement	159
Adjusting the Color Convergence (Panel Alignment)	160
Adjusting the Color Tone (Color Uniformity)	162
Using Multiple Projectors	164
Multiple Projector Adjustment Overview	164
Projector Identification System for Multiple Projector Control	166
Setting the Projector ID	166
Setting the Remote Control ID	167
Tiling Images into One Image	168
Configuring Tiling Automatically	168
Configuring Tiling Manually	171
Blending the Image Edges	173
Adjusting the Black Level	175
Matching Tint and Brightness (Screen Matching)	179
Matching the Screens Automatically	180
Matching the Screens Manually	181
Scaling an Image	183
Enabling Protocol Emulation	185
Viewing 3D Images	186
Saving Settings to Memory and Using Saved Settings	186
Saving a Scheduled Event	189
Viewing Scheduled Events	189
Editing a Scheduled Event	190
Copying Menu Settings Between Projectors	191
Saving Settings to a USB Flash Drive	192
Transferring Settings From a USB Flash Drive	194
Saving Settings to a Computer	195
Transferring Settings From a Computer	197
Adjusting the Menu Settings	200
Using the Projector's Menus	200
Image Quality Settings - Image Menu	202
Input Signal Settings - Signal Menu	205
Projector Feature Settings - Settings Menu	208
Projector Setup Settings - Extended Menu	212
Projector Network Settings - Network Menu	219
Projector Information Display - Info Menu	221
Event ID Code List	223
Projector Reset Options - Reset Menu	224
Maintaining and Transporting the Projector	226
Projector Maintenance	226
Cleaning the Lens	226
Cleaning the Projector Case	227
Air Filter and Vent Maintenance	227
Cleaning the Air Filter	228
Replacing the Air Filter	231
Replacing the Remote Control Batteries	234
Transporting the Projector	236
Solving Problems	237
Projection Problem Tips	237
Projector Light Status	238
Viewing the Status Display	242
Projector Status Display Messages	243
Using the Projector Help Displays	247
Solving Image or Sound Problems	248
Solutions When No Image Appears	248
Solutions When \	249
Displaying From a PC Laptop	250
Displaying From a Mac Laptop	250
Solutions When \	250
Solutions When Only a Partial Image Appears	251
Solutions When the Image is Not Rectangular	252
Solutions When the Image Contains Noise or Static	252
Solutions When the Image is Fuzzy or Blurry	253
Solutions When the Image Brightness or Colors are Incorrect	254
Solutions to Sound Problems	254
Solving Projector or Remote Control Operation Problems	255
Solutions to Projector Power or Shut-Off Problems	255
Solutions to Problems with the Remote Control	256
Solutions to Password Problems	257
Solving Network Problems	258
Solutions When You Cannot Access the Projector Through the Web	258
Solutions When Network Alert E-Mails are Not Received	258
Where to Get Help	259
Technical Specifications	261
General Projector Specifications	261
Projector Light Source Specifications	264
Remote Control Specifications	265
Projector Dimension Specifications	265
Projector Electrical Specifications	266
Projector Environmental Specifications	269
Projector Safety and Approvals Specifications	269
Supported Video Display Formats	269
Notices	273
Recycling	273
Important Safety Information	273
Important Safety Instructions	273
Laser Safety Information	276
Laser Light Source Warning	282
Restriction of Use	283
List of Safety Symbols (corresponding to IEC60950-1 A2)	284
FCC Compliance Statement	287
Open Source Software License	288
Trademarks	334
Copyright Notice	335
A Note Concerning Responsible Use of Copyrighted Materials	336

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256

• If the projector's laser shuts off unexpectedly, it may have entered standby mode after a period of

inactivity. Press the power button to wake the projector and adjust the

Sleep Mode Timer

setting to

change the sleep interval.

• If the projector's laser shuts off, the Status light is flashing blue, and the Temp light is orange, the

projector has overheated and shut off. Check the solutions for this light status.

• If the power button on the remote control does not turn on the projector, check its batteries and make

sure the

Remote Receiver

setting is turned on in the projector's menu, if available.

• The power cord may be defective. Try another power cord. If that doesn't work, disconnect the cord

and contact Epson.

Parent topic:

Solving Projector or Remote Control Operation Problems

Related references

Projector Setup Settings - Extended Menu

Projector Feature Settings - Settings Menu

Projector Light Status

Related tasks

Unlocking the Projector's Buttons

Solutions to Problems with the Remote Control

If the projector does not respond to remote control commands, try the following solutions:

• Check that the remote control batteries are installed correctly and have power. If necessary, replace

the batteries.

• Make sure you are operating the remote control within the reception angle and range of the projector.

• Make sure the projector is not warming up or shutting down.

• Check to see if a button on the remote control is stuck down, causing it to enter sleep mode. Release

the button to wake the remote control up.

• Strong fluorescent lighting, direct sunlight, or infrared device signals may be interfering with the

projector's remote receivers. Dim the lights or move the projector away from the sun or interfering

equipment.

• Make sure the optional remote control cable set is not attached to the projector's

Remote

port. If you

leave the cable connected to the port, the remote control cannot control the projector.

• If available, turn off one of the remote receivers in the projector's menu system, or check if all the

remote receivers were turned off.