BenQ TH681+ User Manual Page 2
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- Table of contents
- TROUBLESHOOTING
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Table of contents2
Ta b l e o f c o nte n t s
Important safety
instructions ........................... 3
Introduction.......................... 7
Projector features.....................................7
Shipping contents ......................................8
Projector exterior view...........................9
Controls and functions ..........................10
Positioning your
projector..............................13
Choosing a location................................13
Obtaining a preferred projected image
size..............................................................14
Connection .........................16
Connecting video source devices........17
Operation............................18
Starting up the projector ......................18
Adjusting the projected image .............19
Using the menus......................................21
Securing the projector...........................22
Switching input signal .............................24
Magnifying and searching for details ...25
Selecting the aspect ratio ......................25
Optimizing the image .............................27
Setting the presentation timer.............30
Remote paging operations ....................31
Freezing the image ..................................31
Hiding the image......................................32
Locking control keys ..............................32
Operating in a high altitude
environment.............................................32
Adjusting the sound................................33
Using the test pattern ............................33
Using the teaching templates............... 34
Shutting down the projector ............... 35
Direct power off..................................... 35
Menu operation ...................................... 36
Maintenance........................ 46
Care of the projector............................ 46
Lamp information ................................... 47
Troubleshooting ................ 53
Specifications ...................... 54
Projector specifications......................... 54
Dimensions .............................................. 55
Ceiling mount installation..................... 55
Timing chart.............................................56
Warranty and Copyright
information ......................... 60
- TH681/TH681+ 1
- Digital Projector 1
- User Manual 1
- Ta b l e o f c o nte n t s 2
- Important safety instructions 3
- (10000 feet) 5
- (0 feet) 5
- Introduction 7
- Shipping contents 8
- Projector exterior view 9
- Controls and functions 10
- Remote control 11
- Positioning your projector 13
- Projection dimensions 14
- Connection 16
- Connecting audio 17
- Operation 18
- Adjusting the projected image 19
- Correcting keystone 20
- Using the menus 21
- Securing the projector 22
- If you forget the password 23
- Changing the password 23
- Switching input signal 24
- Selecting the aspect ratio 25
- About the aspect ratio 26
- Optimizing the image 27
- 3D Color Management 29
- Remote paging operations 31
- Freezing the image 31
- Hiding the image 32
- Locking control keys 32
- Adjusting the sound 33
- Using the test pattern 33
- Using the teaching templates 34
- Shutting down the projector 35
- Direct power off 35
- Menu operation 36
- Main menu Sub-menu Options 37
- Operation38 38
- Description of each menu 39
- Function Description 40
- Teaching 40
- Template 40
- 1. DISPLAY menu 40
- Settings and Baud Rate 45
- Maintenance 46
- Lamp information 47
- Timing of replacing the lamp 48
- Replacing the lamp 49
- Maintenance 51 51
- Indicators 52
- Troubleshooting 53
- Specifications 54
- Dimensions 55
- Ceiling mount installation 55
- Timing chart 56
- Specifications 57 57
- Specifications58 58
- Specifications 59 59
- Limited warranty 60
- Copyright 60
- Disclaimer 60
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