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Epson BrightLink Pro 1470Ui Users Guide - Page 342

Solutions to Sound Problems, bit, 44100 Hz CD Quality

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Solutions to Sound Problems If there is no sound when you expect it or the volume is too low or high, try the following solutions: • Adjust the projector's volume settings. • Press the A/V Mute button on the remote control to resume video and audio if they were temporarily stopped. • Press the Source Search button to switch to the correct input source, if necessary. • Check your computer or video source to make sure the volume is turned up and the audio output is set for the correct source. • Try disconnecting and reconnecting the audio cable. • Check the audio cable connections between the projector and your video source • If you do not hear sound from an HDMI source, set the connected device to PCM output. • Make sure any connected audio cables are labeled "No Resistance". • If you are using the USB Display function, turn on the Output audio from the projector setting in the Epson USB Display Settings program on your computer. • If you are using a Mac and you do not hear sound from an HDMI source, make sure your Mac supports audio through the HDMI port. If not, you need to connect an audio cable. • If you want to use a connected audio source when the projector is off, set the Quick Startup option to Off and make sure the A/V Settings options are set correctly. • If the volume for the computer is set to the minimum while the projector's volume is set to maximum, the noise may be mixed. Turn up the computer's volume and decrease the projector's volume. • Make sure the Audio Output Device option is set to the correct audio port for your video device. • If you hear a hissing sound from your projector's speakers when projecting from a computer running Windows 10 over a network, you may need to adjust the Windows 10 sound properties: 1. Right-click the speaker icon in the Windows taskbar and select Sounds. 2. Click the Playback tab, select the playback device, and click Properties. 3. Click the Advanced tab, set the sample rate and bit depth setting to 16 bit, 44100 Hz (CD Quality), click Apply, and click OK. Note: These steps may vary depending on the Windows 10 version you are using. • If you turn the projector on immediately after turning it off, the cooling fans may run at high speed momentarily and cause an unexpected noise. This is normal. 342

Section	Page
Contents	3
Introduction to Your Projector	14
Projector Features	14
Product Box Contents	16
Additional Components	17
Optional Equipment and Replacement Parts	18
Warranty and Registration Information	19
Notations Used in the Documentation	20
Where to Go for Additional Information	20
Additional Projector Software and Manuals	20
Projector Part Locations	22
Projector Parts - Front/Side	23
Projector Parts - Top/Side	24
Projector Parts - Back Panel	25
Projector Parts - Base	27
Projector Parts - Control Panel	28
Projector Parts - Remote Control	29
Projector Parts - Interactive Pens	31
Projector Parts - Pen Stand	32
Projector Parts - Control Pad	33
Projector Parts - Touch Unit	34
Setting Up the Projector	36
Projector Placement	36
Projector Setup and Installation Options	37
Projection Distance	39
Removing and Attaching the Cable Cover	39
Projector Connections	40
Connecting to Computer Sources	41
Connecting to a Computer for USB Video and Audio	41
Connecting to a Computer for VGA Video and Audio	43
Connecting to a Computer for HDMI Video and Audio	43
Connecting to a Computer for Pen Use or USB Mouse Control	44
Connecting a Computer to the Control Pad	45
Connecting to a Computer for Sound	47
Connecting to Video Sources	47
Connecting to an HDMI Video Source	47
Connecting to an MHL-Compatible Device	48
Connecting to a Component Video Source	49
Connecting to a Composite Video Source	50
Connecting to a Video Source for Sound	51
Connecting External Output Devices	52
Connecting to an External Computer Monitor	52
Connecting to an External DVI Monitor or Projector	53
Connecting to External Speakers	54
Connecting to External USB Devices	55
USB Device Projection	55
Connecting a USB Device or Camera to the Projector	56
Connecting a USB Device to the Control Pad	57
Selecting the Connected USB Source	58
Disconnecting a USB Device or Camera From the Projector	59
Connecting to a Document Camera	59
Connecting a Printer to the Control Pad	60
Connecting a Keyboard to the Control Pad	61
Connecting Multiple Projectors of the Same Model	62
Installing Batteries in the Remote Control	63
Installing Batteries in the Pens	65
Using the Projector on a Network	67
Wired Network Projection	67
Connecting to a Wired Network	68
Selecting Wired Network Settings	68
Wireless Network Projection	71
Installing the Wireless LAN Module	72
Connecting Directly to a Smartphone or Tablet	74
Using Quick Wireless Connection (Windows)	76
Selecting Wireless Network Settings Manually	79
Wireless LAN Menu Settings	82
Selecting Wireless Network Settings in Windows	84
Selecting Wireless Network Settings on Mac	84
Setting Up Wireless Network Security	85
Wireless Network Projection from a Mobile Device or Windows Computer (Screen Mirroring)	86
Screen Mirroring Restrictions	86
Selecting Screen Mirroring Settings	87
Connecting for Screen Mirroring with a Windows 8.x/Windows 10 Computer	88
Connecting for Screen Mirroring with Miracast	89
Setting Up Projector Network E-Mail Alerts	90
Network Projector E-mail Alert Messages	91
Setting Up Monitoring Using SNMP	91
Controlling a Networked Projector Using a Web Browser	94
Creating an Address Book	97
Crestron RoomView Support	99
Setting Up Crestron RoomView Support	99
Controlling a Networked Projector Using Crestron RoomView	100
Registering a Digital Certificate on the Projector	101
Importing a Web Server Certificate Using the Projector Menus	102
Registering Digital Certificates from a Web Browser	103
Digital Certificate Types	105
Using Basic Projector Features	107
Turning On the Projector	107
Using the Home Screen	109
Turning Off the Projector	111
Selecting the Language for the Projector Menus	112
Setting the Date and Time	113
Image Shape	114
Correcting Image Shape with the Keystone Buttons	114
Correcting Image Shape with Quick Corner	117
Correcting Image Shape with Arc Correction	118
Resizing the Image with the Wide and Tele Buttons	120
Adjusting the Image Position	121
Focusing the Image	122
Remote Control Operation	124
Using the Remote Control as a Wireless Mouse	125
Using the Remote Control as a Pointer	126
Selecting an Image Source	127
Projection Modes	130
Changing the Projection Mode Using the Remote Control	130
Changing the Projection Mode Using the Menus	131
Image Aspect Ratio	132
Changing the Image Aspect Ratio	132
Available Image Aspect Ratios	133
Color Mode	134
Changing the Color Mode	134
Available Color Modes	134
Adjusting the Projector's Brightness Level	135
Constant Brightness Usage Hours	137
Turning On Automatic Luminance Adjustment	139
Controlling the Volume with the Volume Buttons	140
Projecting a PC Free Presentation	141
Supported PC Free File Types	141
Starting a PC Free Slide Show	142
Starting a PC Free PDF File Presentation	144
Starting a PC Free Movie Presentation	146
PC Free Display Options	148
Adjusting Projector Features	150
Projecting Two Images Simultaneously	151
Input Sources for Split Screen Projection	153
Using Multiple Projectors (DuoLink)	154
Projector Identification System for Multiple Projector Control	154
Setting the Projector ID	154
Setting the Remote Control ID	155
Adjusting Color Uniformity	156
Matching the Image Colors	159
Adjusting RGBCMY	161
Shutting Off the Picture and Sound Temporarily	163
Stopping Video Action Temporarily	163
Zooming Into and Out of Images	164
Scheduling Projector Events	165
Saving a Scheduled Event	165
Viewing Scheduled Events	167
Editing a Scheduled Event	168
Projector Security Features	169
Password Security Types	169
Setting a Password	170
Selecting Password Security Types	171
Entering a Password to Use the Projector	172
Saving a User's Logo Image to Display	174
Locking the Projector's Buttons	176
Unlocking the Projector's Buttons	177
Installing a Security Cable	177
Creating a User Pattern to Display	177
Copying Menu Settings Between Projectors	179
Saving Settings to a USB Flash Drive	179
Transferring Settings from a USB Flash Drive	180
Saving Settings to a Computer	182
Transferring Settings from a Computer	183
Using the Interactive Features	186
Interactive Modes	186
Using the Projected Screen as a Whiteboard (Built-in Whiteboard Mode)	187
Drawing on a Projected Image (Built-in Annotation Mode)	188
Controlling Computer Features from a Projected Screen (PC Interactive Mode)	190
PC Interactive Mode System Requirements	192
Using the Interactive Pens	193
Using the Pens	193
Pen Calibration	196
Calibrating Automatically	197
Calibrating Manually	199
Using Finger Touch Interactivity	203
Touch Unit Safety Instructions	204
Calibrating for Finger Touch Interactivity	205
Using Finger Touch Operations	210
Using BrightLink with a Computer	212
Adjusting the Pen Operation Area	212
Easy Interactive Tools	215
Connecting to a Remote Computer	216
Remote Desktop System Requirements	218
Windows Pen Input and Ink Tools	219
Enabling Windows Pen Input and Ink Tools	219
Using Windows Pen Input and Ink Tools	221
Whiteboard Mode	222
Using the Whiteboard Toolbars	222
The Main Whiteboard Toolbar	224
Selecting Background Templates	228
Zooming Images in Whiteboard Mode	228
Inserting and Working With Images	229
Using the Shapes Tool	230
Selecting Line Width and Color	230
Whiteboard Projector Control Toolbar	230
Selecting Whiteboard Settings	233
Selecting Basic Whiteboard Settings and Policies	234
Selecting Whiteboard Print Settings	237
Selecting Settings for Saving Whiteboard Pages	238
Selecting Settings for Emailing Whiteboard Pages	240
Selecting Settings for a Directory Server	242
Scanning an Image into a Whiteboard Page	245
Whiteboard Scan Settings	247
Selecting a Networked Device Source	247
Saving Pages in Whiteboard Mode	249
Printing Whiteboard Pages	251
Whiteboard Print Settings	253
Emailing Whiteboard Pages	254
Sharing the Whiteboard	256
Starting a Shared Whiteboard Session	256
Connecting to a Shared Whiteboard from a Computer or Other Device	260
Supported Web Browsers for Sharing a Whiteboard	260
Web Browser Toolbars	261
Connecting to a Shared Whiteboard from a Projector	263
Using BrightLink Without a Computer	265
Using the Built-in Annotation Mode	265
Built-in Tools for Use Without a Computer	267
Changing Pen Width and Color Using the Built-in Toolbar	270
Projector Control Toolbar	270
Splitting the Interactive Screen	272
Selecting Interactive Split Screen Settings	274
Using Interactive Features with Two Projectors (DuoLink)	276
Temporarily Using Interactive Features on One Projector	276
Adjusting the Menu Settings	278
Using the Projector's Menus	278
Image Quality Settings - Image Menu	280
Input Signal Settings - Signal Menu	283
Projector Feature Settings - Settings Menu	285
Projector Setup Settings - Extended Menu	289
Projector Network Settings - Network Menu	301
Projector Setup Settings - ECO Menu	304
Projector Information Display - Info Menu	307
Event ID Code List	308
Projector Reset Options - Reset Menu	311
Maintaining and Transporting the Projector	313
Projector Maintenance	313
Cleaning the Projection Window	313
Cleaning the Obstacle Sensor	314
Cleaning the Projector Case	315
Air Filter and Vent Maintenance	315
Cleaning the Air Filter and Vents	316
Replacing the Air Filter	319
Replacing the Remote Control Batteries	322
Replacing the Hard Pen Tips	323
Replacing the Soft Pen Tips	325
Transporting the Projector	328
Solving Problems	329
Projection Problem Tips	329
Projector Light Status	330
Using the Projector Help Displays	333
Solving Image or Sound Problems	333
Solutions When No Image Appears	334
Solutions When Image is Incorrect Using the USB Display Function	335
Solutions When \	336
Displaying From a PC Laptop	336
Displaying From a Mac Laptop	337
Solutions When \	337
Solutions When Only a Partial Image Appears	338
Solutions When the Image is Not Rectangular	338
Solutions When the Image Contains Noise or Static	339
Solutions When the Image is Fuzzy or Blurry	340
Solutions When the Image Brightness or Colors are Incorrect	341
Solutions to Sound Problems	342
Solving Projector or Remote Control Operation Problems	343
Solutions to Projector Power or Shut-Off Problems	343
Solutions to Problems with the Remote Control	344
Solutions to Password Problems	345
Solving Network Problems	345
Solutions When Wireless Authentication Fails	346
Solutions When You Cannot Access the Projector Through the Web	346
Solutions When Network Alert E-Mails are Not Received	347
Solutions When the Image Contains Static During Network Projection	347
Solutions When You Cannot Connect Using Screen Mirroring	347
Solutions When the Image or Sound Contains Static When Using Screen Mirroring	348
Solving Interactive Problems	348
Solutions When \	349
Solutions When the Interactive Pens Do Not Work	349
Solutions When the Interactive Pen Position Is Not Accurate	351
Solutions When Manual Calibration Does Not Work	352
Solutions When the Interactive Pens Are Slow or Difficult to Use	352
Solutions When the Interactive Pens Cause Interference or Unwanted Effects	352
Solutions When Finger Touch Interactivity Does Not Work	353
Solutions When You Cannot Operate a Computer from the Projected Screen	354
Solutions for Problems With Capturing, Printing, Saving, or Scanning	354
Solutions When Inking Does Not Appear in Microsoft Office	355
Solutions When the Pen Does Not Work Over a Network or the Toolbars Do Not Appear	355
Solutions for Problems with a Shared Whiteboard	355
Solutions When the Time is Incorrect in Whiteboard Settings	356
Where to Get Help	356
Technical Specifications	358
General Projector Specifications	358
Projector Light Source Specifications	360
Interactive Pen Specifications	360
Touch Unit Specifications	361
Remote Control Specifications	361
Projector Dimension Specifications	361
Projector Electrical Specifications	361
Projector Environmental Specifications	362
Projector Safety and Approvals Specifications	363
Supported Video Display Formats	363
USB Display System Requirements	365
Notices	367
Recycling	367
Important Safety Information	367
Laser Safety Information	368
Laser Light Source Warning	372
Important Safety Instructions	372
Restriction of Use	375
List of Safety Symbols (corresponding to IEC60950-1 A2)	375
FCC Compliance Statement	379
Binding Arbitration and Class Waiver	380
Trademarks	383
Copyright Notice	383
A Note Concerning Responsible Use of Copyrighted Materials	384

Match case Limit results 1 per page

342

Solutions to Sound Problems

If there is no sound when you expect it or the volume is too low or high, try the following solutions:

• Adjust the projector's volume settings.

• Press the

A/V Mute

button on the remote control to resume video and audio if they were temporarily

stopped.

• Press the

Source Search

button to switch to the correct input source, if necessary.

• Check your computer or video source to make sure the volume is turned up and the audio output is set

for the correct source.

• Try disconnecting and reconnecting the audio cable.

• Check the audio cable connections between the projector and your video source

• If you do not hear sound from an HDMI source, set the connected device to PCM output.

• Make sure any connected audio cables are labeled "No Resistance".

• If you are using the USB Display function, turn on the

Output audio from the projector

setting in the

Epson USB Display Settings program on your computer.

• If you are using a Mac and you do not hear sound from an HDMI source, make sure your Mac

supports audio through the HDMI port. If not, you need to connect an audio cable.

• If you want to use a connected audio source when the projector is off, set the

Quick Startup

option to

Off

and make sure the

A/V Settings

options are set correctly.

• If the volume for the computer is set to the minimum while the projector's volume is set to maximum,

the noise may be mixed. Turn up the computer's volume and decrease the projector's volume.

• Make sure the

Audio Output Device

option is set to the correct audio port for your video device.

• If you hear a hissing sound from your projector's speakers when projecting from a computer running

Windows 10 over a network, you may need to adjust the Windows 10 sound properties:

1. Right-click the speaker icon in the Windows taskbar and select

Sounds

2. Click the

Playback

tab, select the playback device, and click

Properties

3. Click the

Advanced

tab, set the sample rate and bit depth setting to

16 bit, 44100 Hz (CD Quality)

click

Apply

, and click

Note:

These steps may vary depending on the Windows 10 version you are using.

• If you turn the projector on immediately after turning it off, the cooling fans may run at high speed

momentarily and cause an unexpected noise. This is normal.