BenQ Projector TH670 User Manual

Digital Projector
User Manual
TH670 

Table of contents 2
Important safety 
instructions ................... 3
Introduction.................. 7
Projector features ..................................... 7
Shipping contents ...................................... 8
Projector exterior view.........................10
Controls and functions ..........................11
Positioning your 
projector ..................... 16
Choosing a location ................................16
Obtaining a preferred projected image 
size...

Important safety instructions 3
Important safety instructions
Your projector is designed and tested to meet the latest standards for safety of 
information technology equipment. However, to ensure safe use of this product, it is 
important that you follow the instructions mentioned in this manual and marked on 
the product. 
Safety Instructions
1.Please read this manual before 
you operate your projector. 
Save it for future reference. 
2.Do not look straight at the 
projector lens during 
operation. The...

Important safety instructions 4
 
Safety Instructions (Continued)
7. The lamp becomes extremely hot 
during operation. Allow the 
projector to cool for 
approximately 45 minutes prior 
to removing the lamp assembly 
for replacement. 
8. Do not operate lamps beyond the 
rated lamp life. Excessive 
operation of lamps beyond the 
rated life could cause them to 
break on rare occasions. 
9. Never replace the lamp assembly 
or any electronic components 
unless the projector is unplugged. 10. Do not place this...

Important safety instructions 5
  
Safety Instructions (Continued)
13. Do not place this projector in any of 
the following environments.
- Space that is poorly ventilated or 
confined. Allow at least 50 cm 
clearance from walls and free flow of 
air around the projector. 
- Locations where temperatures may 
become excessively high, such as the 
inside of a car with all windows 
rolled up.
- Locations where excessive humidity, 
dust, or cigarette smoke may 
contaminate optical components, 
shortening the...

Important safety instructions 6
Safety Instructions (Continued)
16. Do not stand the projector on end 
vertically. Doing so may cause the 
projector to fall over, causing injury 
or resulting in damage to the 
projector.
17. Do not step on the projector or 
place any objects upon it. Besides 
probable physical damage to the 
projector, doing so may result in 
accidents and possible injury.18. Do not place liquids near or on the 
projector. Liquids spilled into the 
projector may cause it to fail. If the...

Introduction 7
Introduction
Projector features
This model is one of the best projectors available in the world. You can enjoy the best 
video quality across various devices such as PC, laptop, DVD and VCR even document 
camera to bring all possibility to life.
The projector offers the following features.
• Basic and Advanced menu types for your selection.
• USB A supports USB charging (cant support USB reader)
• Wall color correction allowing projection on surfaces of several 
predefined colors
• Auto...

Introduction 8
Shipping contents
Carefully unpack and verify that you have all of the items shown below. If any of these 
items are missing, please contact your place of purchase.
Standard accessories
The supplied accessories will be suitable for your region, and may differ from those 
illustrated.
*The warranty card is only supplied in some specific regions. Please consult your 
dealer for detailed information.
Projector Remote control & batteries
Power cord Warranty card*
Quick start guide User manual CD 

Introduction 9
Optional accessories
1. Spare lamp kit
2. Ceiling mount kit3. carry bag
4. 3D glasses 

Introduction 10
Projector exterior view
1. External control panel 
(See Projector on page 11 for 
details.)
2. Lamp cover
3. Focus ring
4. Quick-release button
5. Lens cover
6. Projection lens
7. Front IR remote sensor
8. Security bar
9. Ventilation holes (intake)
10. Speaker
11. Zoom ring
12. Audio output jack
13. Audio input jack
14. Audio (L/R) input jack
15. RGB (PC)/Component video 
(YPbPr/ YCbCr) signal input jack
16. HDMI input jack
17. RS-232 control port
18. USB type A/1.5A jack
19. USB mini-B...