Epson EB-4750W User's Guide Page 65
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The projector has the following enhanced security functions.
• Password Protection
You can limit who can use the projector.
• Control Panel Lock/Remote Control Button Lock
You can prevent people changing the settings on the projector without
permission.
s "Restricting Operation" p.67
• Anti-Theft Lock
The projector is equipped with the following anti-theft security device.
s "Anti-Theft Lock" p.68
Managing Users (Password Protection)
When Password Protection is activated, people who do not know the
password cannot use the projector to project images even if the projector
power is on. Furthermore, the user's logo that is displayed when you turn
on the projector cannot be changed. This acts as an anti-theft function as
the projector cannot be used even if it is stolen. At the time of purchase,
Password Protection is not activated.
Kinds of Password Protection
The following three kinds of Password Protect settings can be made
according to how the projector is being used.
• Power On Protection
When Power On Protection is On, you need to enter a preset password
after the projector is plugged in and turned on (this also applies to Direct
Power On). If the correct password is not entered, projection does not
start.
• User's Logo Protection
Even if someone tries to change the User's Logo set by the owner of the
projector, it cannot be changed. When User's Logo Protection is set to
On, the following setting changes for the User's Logo are prohibited.
• Capturing a User's Logo
• Setting Display Background, Startup Screen, or A/V Mute from
Display
s Extended - Display p.78
• Network Protection
When Network Protection is set to On, changing the settings for
Network is prohibited.
s
"Network Menu" p.81
• Time/Schedule Protection
When Time/Schedule Protection is set to On, changing settings for the
projector's system time or schedules is prohibited.
Setting Password Protection
Use the following procedure to set Password Protect.
a
During projection, hold down the [Freeze] button for about five
seconds.
The Password Protection setting menu is displayed.
Remote control
Security Functions
65
- User's Guide 1
- Notations Used in This Guide 2
- Contents 3
- Configuration Menu 4
- Troubleshooting 4
- Introduction 7
- Interface 9
- Part Names and Functions 10
- Control Panel 11
- Remote Control 12
- Preparing the Projector 17
- Installing the Projector 18
- Screen Settings 19
- Displaying a Test Pattern 21
- (Lens Shift) 22
- Adjusting the Image Size 24
- Correcting the Focus 24
- Adjusting the Image Position 24
- Adjusting the Horizontal Tilt 24
- ID Settings 25
- Setting the Time 26
- Connecting Equipment 28
- Connecting Image Sources 30
- Monitor Out D-Sub 32
- Audio Out Audio IN 32
- Connecting a LAN Cable 33
- Attaching the Cable Cover 35
- Basic Usage 37
- Projecting Images 38
- Adjusting the Volume 39
- Adjusting Projected Images 40
- Adjusting the Image 48
- Useful Functions 52
- Projection Functions 53
- Freezing the Image (Freeze) 57
- Saving a User's Logo 58
- Memory Function 60
- Scheduling Function 62
- Security Functions 65
- Restricting Operation 67
- Anti-Theft Lock 68
- Using the Configuration Menu 71
- List of Functions 72
- Image Menu 74
- Signal Menu 75
- Settings Menu 77
- Extended Menu 78
- Network Menu 81
- Info Menu (Display Only) 91
- Reset Menu 92
- Using the Help 94
- Problems Relating to Images 100
- Problem Solving 101
- Other Problems 106
- About Event ID 110
- Maintenance 111
- Cleaning 112
- Replacing Consumables 115
- Warning 116
- Caution 116
- Replacing the Air Filter 118
- Notes on Transportation 120
- Image Maintenance 121
- Color Uniformity 122
- Appendix 125
- Network Functions 126
- Monitoring and Controlling 127
- Problems 128
- Management Using SNMP 129
- ESC/VP21 Commands 130
- About PJLink 132
- About Crestron RoomView 132
- Optional Accessories 137
- Consumables 137
- EB-4855WU/EB-4850WU) 138
- Unit: cm 140
- Unit: cm 140
- Supported Monitor Displays 144
- Specifications 146
- Appearance 150
- Glossary 151
- General Notes 153
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