BenQ TH670 User Manual
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BenQ TH670 User Manual

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TH670
Digital Projector
User Manual

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  • Page 1 TH670 Digital Projector User Manual...

  • Page 2: Table Of Contents

    Table of contents Important safety Menu operation ........46 instructions ....3 Maintenance ....60 Care of the projector......60 Introduction....7 Lamp information ........61 Projector features........7 Troubleshooting..69 Shipping contents ........8 Projector exterior view......10 Specifications....70 Controls and functions ......11 Dimensions ..........

  • Page 3: Important Safety Instructions

    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.
  • Page 4 Safety Instructions (Continued) The lamp becomes extremely hot 10. Do not place this product on an during operation. Allow the unstable cart, stand, or table. The projector to cool for product may fall, sustaining approximately 45 minutes prior serious damage. to removing the lamp assembly for replacement.
  • Page 5 Safety Instructions (Continued) 13. Do not place this projector in any of 14. Do not block the ventilation holes. the following environments. - Do not place this projector on a blanket, bedding or any other soft - Space that is poorly ventilated or surface.
  • Page 6 BenQ to have the projector serviced. 17. Do not step on the projector or place any objects upon it. Besides...

  • Page 7: Introduction

    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.

  • Page 8: Shipping Contents

    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.

  • Page 9: Optional Accessories

    Optional accessories Spare lamp kit carry bag Ceiling mount kit 3D glasses Introduction 9...

  • Page 10: Projector Exterior View

    Projector exterior view External control panel Front/upper side (See "Projector" on page 11 details.) Lamp cover Focus ring Quick-release button Lens cover Projection lens Front IR remote sensor Security bar Ventilation holes (intake) 10. Speaker 11. Zoom ring 12. Audio output jack 13.

  • Page 11: Controls And Functions

    Controls and functions Projector OK/MODE Activates the selected On-Screen Display (OSD) menu item. See "Using the menus" on page 28 for details. Selects an available picture setup mode. See "Selecting a picture mode" on page 36 for details. MENU Turns on or off the On-Screen Display (OSD) menu.

  • Page 12: Mounting The Projector

    If you use a non-BenQ brand projector mounting kit, there is a safety risk that the projector may fall from the ceiling or wall due to an improper attachment through the use of the wrong gauge or length screws.

  • Page 13: Remote Control

    Remote control Activates the selected On-Screen Display (OSD) menu item. MENU Turns on or off the On-Screen Display (OSD) menu. BACK Goes back to previous OSD menu, and closes projector OSD menu when it's on the top level. 10. Mute ( Toggles projector audio between on and off.

  • Page 14: Color Temp

    18. SOURCE 23. COLOR TEMP Displays the source selection bar. Displays the color temperature setting bar. 19. Volume ( / ) 24. SHARP Adjusts the sound level. Displays the sharpness setting bar. 20. BRIGHT 25. COLOR MANAGE Displays the brightness setting bar. Displays the color management setting 21.

  • Page 15: Replacing The Remote Control Battery

    Replacing the remote control battery To open the battery cover, turn the remote control over to view its back, push on the finger grip on the cover and slide it up in the direction of the arrow as illustrated. The cover will slide off. Remove any existing batteries (if necessary) and install two AAA batteries observing the battery polarities as indicated in the base of the battery comparent.

  • Page 16: Positioning Your Projector

    Select this location with the projector suspended upside-down from the ceiling behind the screen. Note that a special rear projection screen and the BenQ Projector Ceiling Mounting Kit are required for this installation location. Set Rear Ceiling in the Projector Position* menu after you turn the projector on.

  • Page 17: Obtaining A Preferred Projected Image Size

    BenQ has provided a table of screen sizes to assist you in determining the ideal location for your projector. There are two dimensions to consider, the perpendicular horizontal distance from the center of the screen (projection distance), and the vertical offset height of the projector from the horizontal edge of the screen (offset).

  • Page 18: Projection Dimensions

    5485 mm. Looking across this row shows that a 150'' (about 3810 mm) screen is required. All measurements are approximate and may vary from the actual sizes. BenQ recommends that if you intend to permanently install the projector, you should...

  • Page 19: Connection

    Connection When connecting a signal source to the projector, be sure to: Turn all equipment off before making any connections. Use the correct signal cables for each source. Ensure the cables are firmly inserted. • In the connections shown below, some cables may not be included with the projector (see "Shipping contents"...

  • Page 20: Connecting A Computer

    1. Audio cable 6. USB port for power charging 2. Microphone 3.5 mini jack cable 7. Component Video to VGA (DSub) adapter cable 3. HDMI cable 8. Video cable 4. VGA cable 9. Audio L/R cable 5. USB cable (mini-B to type A) Connecting a computer ®...

  • Page 21: Connecting Video Source Devices

    Connecting Video source devices You need only connect the projector to a Video source device using just one of the above connecting methods, however each provides a different level of video quality. The method you choose will most likely depend upon the availability of matching terminals on both the projector and the Video source device as described below: Terminal Terminal name...

  • Page 22: Connecting A Component Video Source Device

    • In the unlikely event that you connect the projector to a DVD player via the projector's HDMI input and the projected picture displays wrong colors, please change the color space to YUV. Connecting a Component Video source device Examine your Video source device to determine if it has a set of unused Component Video output jacks available: •...
  • Page 23 Connecting a composite source device Examine your Video source device to determine if it has an unused composite output jack available: • If so, you can continue with this procedure. • If not, you will need to reassess which method you can use to connect to the device.

  • Page 24: Operation

    Operation Starting up the projector Plug the power cord into the projector and into a power outlet. Check that the POWER indicator light on the projector lights orange after power has been applied. • Please use the original accessories (e.g. power cable) only with the device to avoid possible dangers such as electric shock and fire.

  • Page 25: Adjusting The Projected Image

    The projector will start to search for input signals. The current input signal being scanned displays in the screen. If the projector doesn't detect a valid signal, the message 'No Signal' will continue displaying until an input signal is found. You can also press SOURCE on the projector or remote control to select your desired input signal.

  • Page 26: Correcting Keystone

    Auto-adjusting the image In some cases, you may need to optimize the picture quality. To do this, press AUTO on the projector or remote control. Within 5 seconds, the built-in Intelligent Auto Adjusent function will re-adjust the values of Frequency and Clock to provide the best picture quality.
  • Page 27 Fine-tuning the image size and clarity Adjust the projected image to the size that you need using the zoom slide lever. Then sharpen the image by using the focus ring. Operation...

  • Page 28: Using The Menus

    Using the menus The projector is equipped with On-Screen Display (OSD) menus for making various adjusents and settings. There are two menu types for your selection. One is Basic, and the other is Advanced. Below is the overview of the Basic menu -- without input signal. Highlight Menu item The following example describes how to set the OSD menu in the Basic menu.
  • Page 29 Below is the overview of the Basic menu -- with input signal. Highlight Menu item The following example describes how to set the OSD menu in the Basic menu. Press MENU to turn the OSD menu on. to select the desired item and follow the on-screen instructions to select your settings.
  • Page 30 Below is the overview of the Advanced menu. Main menu icon Main menu Highlight (selected) Status Sub-menu Press MENU to the previous page or to exit. Current input signal The following example describes how to set the OSD menu. Press MENU to turn the OSD menu Press to select Background Color and...

  • Page 31: Securing The Projector

    Securing the projector Using a security cable lock The projector has to be installed in a safe place to prevent theft. Otherwise, purchase a lock, such as the Kensington lock, to secure the projector. You can locate a Kensington lock slot on the rear side of the projector. See item 20 on page details.

  • Page 32: If You Forget The Password

    Write down the number and turn off your projector. Seek help from the local BenQ service center to decode the number. You may be required to provide proof of purchase documentation to verify that you are an authorized user of the projector.

  • Page 33: Disabling The Password Function

    Keep this manual in a safe place. Confirm the new password by re-entering the new password. You have successfully assigned a new password to the projector. Remember to enter the new password next time the projector is started. To leave the OSD menu, press on the projector or remote control.

  • Page 34: Selecting The Aspect Ratio

    Press until your desired signal is selected and press OK on the projector or remote control. Once detected, the selected source information will display on the screen for seconds. If there is multiple equipment connected to the projector, repeat steps 1-2 to search for another signal. •...
  • Page 35 About the aspect ratio In the pictures below, the black portions are inactive areas and the white portions are active areas. OSD menus can be displayed on those unused black areas. Auto: Scales an image proportionally to fit the projector's native resolution in its horizontal or vertical width.

  • Page 36: Optimizing The Image

    Optimizing the image Selecting a picture mode The projector is preset with several predefined picture modes so that you can choose one to suit your operating environment and input signal picture type. To select an operation mode that suits your need, you can follow one of the following steps.
  • Page 37 Renaming user modes You can change User 1 and User 2 to the names easy to be identified or understood by the users of this projector. The new name can be up to 12 characters including English letters (A-Z, a-z), digits (0-9), and space (_). To rename user modes: Make sure the Menu Type is Advanced.

  • Page 38: Adjusting Brightness

    According to the detected signal type, there are some user-definable functions available when User 1 or User 2 mode is selected. Based on your needs, you can make adjustments to these functions by selecting them and pressing on the projector or remote control. Adjusting Brightness The higher the value, the brighter the image.

  • Page 39: Advanced Picture Quality Controls

    Select Gamma Selection in the Advanced menu > Picture > Advanced... menu and select the modes by pressing on the projector or remote control. Choose a preferred gamma mode from among 1.6/1.8/2.0/2.2/2.4/2.5/2.6/2.8/BenQ. Gamma Correction enables adjustment to the light intensity (brightness) of an image in order to match the source more closely.

  • Page 40: Setting A Preferred Color Temperature

    Setting a preferred color temperature Select Color Temperature Fine Tuning in the Advanced menu > Picture > menu and press OK on the projector or remote control. Advanced... Select Color Temperature and select Cool, Normal, Lamp Native or Warm by pressing on the projector or remote control.
  • Page 41 Press to select Hue and press to select its range. Increase in the range will include colors consisted of more Yellow GREEN proportions of its two adjacent colors. Please refer to the illustration to the right for how the colors relate to each other. For example, if you select Red and set its Cyan Magenta...

  • Page 42: Hiding The Image

    Hiding the image Press the ECO BLANK button from remote control to turn off the image for a period of time with up to 70% lamp power saving. Press any key on the projector or remote control to restore the image. The word "Eco Blank"...

  • Page 43: Adjusting The Sound

    Adjusting the sound The sound adjusents made as below will have an effect on the projector speaker(s). Be sure you have made a correct connection to the projector audio input. See "Connection" on page 19 for how the audio input is connected. Muting the sound To adjust the sound level, press on the remote...

  • Page 44: Personalizing The Projector Menu Display

    Personalizing the projector menu display The On-Screen Display (OSD) menus can be set according to your preferences. The following settings do not affect the projection settings, operation, or performance. • Language in the Advanced menu > System Setup: Basic menu sets your familiar language for the OSD menus.

  • Page 45: Shutting Down The Projector

    Shutting down the projector Press POWER on the projector. A confirmation message displays prompting you. If you don't respond in a few seconds, the message will disappear. If you use the remote control, press OFF to shut down the projector. Press POWER on the projector a second time.

  • Page 46: Menu Operation

    Menu operation Menu system Please note that the on-screen display (OSD) menus vary according to the signal type selected. Basic menu Sub-menu Options Wall Color Off/Light Yellow/Pink/Light Correction Green/Blue Projector Front/Front Ceiling/Rear/Rear Position Ceiling Test Pattern Off/On Auto Source On/Off Menu Type Basic/Advanced HDMI Format...
  • Page 47 Warm/Normal/Cool/Lamp Temperature Native Lamp Power Normal/Economic/SmartEco Black Level 0 IRE/7.5 IRE Picture Gamma 1.6/ 1.8/ 2.0/ 2.1/ 2.2/2.3/ 2.4/ Selection 2.6/ 2.8/BenQ Brilliant Color On/Off Color Red Gain/Green Gain/Blue Temperature Gain/Red Offset/Green Offset/ Fine Tuning Blue Offset Advanced... Primary Color...
  • Page 48 Mute Off/On Volume Microphone Volume Audio Setup Power On/Off On/Off Ring Tone Reset Audio Reset/Cancel Settings Auto /4:3 /16:9/Wide/Letter Aspect Ratio Wall Color Off/Light Yellow/Pink/Light Correction Green/Blue Image Position Overscan Adjustment Display H. Size PC & Phase Component Auto (Only for RGBHD PC YPbPr Tuning Timing) Auto/3D Off/Frame Sequential/...
  • Page 49 Language Background Black/Blue/Purple Color Splash Screen BenQ/Black/Blue Projector Front/Front Ceiling/Rear/Rear Position Ceiling Auto Power Disable/5 min/10 min/15 min/20 System min/25 min/30 min Setup: Basic Direct Power Off/On Menu Type Basic/Advanced Center/Top-Left/Top-Right/ Menu Position Bottom-Right/Bottom-Left Menu Settings Menu Display Always On/5 secs/10 secs/15...
  • Page 50 Reset Lamp Yes/No Timer Lamp Settings Lamp Usage Time Lamp Timer Equivalent Lamp Hour HDMI Format Auto/PC Signal/Video Signal 2400/4800/9600/14400/19200/ Baud Rate 38400/57600/115200 Test Pattern Off/On Closed Caption On/Off System Closed Enable Setup: Caption Caption Version CC1/CC2/CC3/CC4 Advanced Quick Cooling Off/On High Altitude On/Off...

  • Page 51: Description Of Each Menu

    Description of each menu • The default values listed in this manual, especially on pages 51-59, are for reference only. They may vary between the projectors due to the continuous improvement to the products. FUNCTION DESCRIPTION Corrects the projected picture’s color when the projection Wall Color surface is not white.
  • Page 52 FUNCTION DESCRIPTION Pre-defined picture modes are provided so you can optimize your Picture Mode projector image set-up to suit your program type. See "Selecting a picture mode" on page 36 for details. "Adjusting the sound" on page 43 for details. Volume "Muting the sound"...

  • Page 53: Brilliant Color

    FUNCTION DESCRIPTION Pre-defined picture modes are provided so you can optimize your Picture Mode projector image set-up to suit your program type. See "Selecting a picture mode" on page 36 for details. Selects a picture mode that best suits your need for the image quality and further fine-tune the image based on the selections listed on the same page below.
  • Page 54 FUNCTION DESCRIPTION "Muting the sound" on page 43 for details. Mute "Adjusting the sound" on page 43 for details. Volume "Adjusting the sound" on page 43 for details. Microphone Volume "Adjusting the microphone’s sound level" on page 43 Power On/Off details.
  • Page 55 FUNCTION DESCRIPTION There are four options to set the image's aspect ratio depending Aspect Ratio on your input signal source. See "Selecting the aspect ratio" on page 34 for details. Corrects the projected picture’s color when the projection Wall Color surface is not white.

  • Page 56: Menu Position

    Black, Blue, or Purple. Allows you to select which logo screen will display during Splash Screen projector start-up. Four options are available: BenQ logo, Black, or Blue. The projector can be installed on a ceiling or behind a screen, or Projector with one or more mirrors.

  • Page 57: Reset Lamp Timer

    FUNCTION DESCRIPTION Reset Lamp Timer "Resetting the lamp timer" on page 63 for details. Lamp Settings Lamp Timer "Getting to know the lamp hour" on page 59 for details on how the total lamp hour is calculated. Selects appropriate HDMI format automatically or manually. HDMI Format Selects a baud rate that is identical with your computer’s so that Baud Rate...
  • Page 58 FUNCTION DESCRIPTION Selecting On enables the function and the projector cooling time will be shortened to a few seconds. Quick Cooling If you attempt to restart the projector right after the quick cooling process, it may not be turned on successfully and will rerun its cooling fans.
  • Page 59 FUNCTION DESCRIPTION Shows the current signal source. Source Shows the selected mode in the Picture menu. Picture Mode Shows the native resolution of the input signal. Resolution Shows input system format, NTSC, PAL, SECAM, or RGB. Color System Displays the number of hours the lamp has been used. Lamp Usage Time Shows the current 3D mode.

  • Page 60: Maintenance

    Maintenance Care of the projector Your projector needs little maintenance. The only thing you need to do on a regular basis is to keep the lens and case clean. Never remove any parts of the projector except the lamp. Contact your dealer if other parts need replacing.

  • Page 61: Lamp Information

    Lamp information Getting to know the lamp hour When the projector is in operation, the duration (in hours) of lamp usage is automatically calculated by the built-in timer. The method of calculating the equivalent lamp hour is as follows: Total (equivalent) lamp hour = 1 (hours used in Economic mode) + 4/3 (hours used in normal mode) "Setting Lamp Power"...
  • Page 62 Setting Auto Power Off This function allows the projector to turn off automatically if no input source is detected after a set period of time to prevent unnecessary waste of lamp life. To set Auto Power Off, go to the System Setup: Basic >...

  • Page 63: Timing Of Replacing The Lamp

    Timing of replacing the lamp When the Lamp indicator lights up red or a message appears suggesting it is time to replace the lamp, please install a new lamp or consult your dealer. An old lamp may cause a malfunction in the projector and in some instances the lamp may explode. The Lamp indicator light and Temperature warning light will light up if the lamp becomes too hot.
  • Page 64 • To assure optimal performance from the projector, it is recommended that you purchase a BenQ projector lamp for lamp replacement. • Ensure good ventilation when handling broken lamps. We recommend that you use respirators, safety glasses, goggles or face shield and wear protective clothing such as gloves.
  • Page 65 Remove the lamp cover by (a) pushing the lamp cover upward and (b) lifting it off. • Do not turn the power on with the lamp cover removed. • Do not insert your fingers between the lamp and the projector. The sharp edges inside the projector may cause injuries.
  • Page 66 Tighten the screws that secure the lamp. • Loose screw may cause a bad connection, which could result in malfunction. • Do not over tighten the screws. Ensure the handle is fully laid flat and locked in place. Replace the lamp cover by sliding it into place.
  • Page 67 Indicators Light Status & Description POWER TEMP LAMP1 LAMP2 Power events Stand-by Orange Green Powering up Flashing Normal operation Green Orange Normal power-down cooling Flashing Download Flashing Flashing Flashing CW start fail Green Scaler shutdown fail (data abord) Flashing Scaler reset fail (video projector only) Burn-in message Burn-in ON Green...
  • Page 68 Green Green Thermal IC #2 I2C Connection error Flashing Flashing Maintenance...

  • Page 69: Troubleshooting

    Troubleshooting The projector does not turn on. Cause Remedy Plug the power cord into the AC inlet on the There is no power from the power projector, and plug the power cord into the cable. power outlet. If the power outlet has a switch, make sure that it is switched on.

  • Page 70: Specifications

    Specifications All specifications are subject to change without notice. Optical Mini B Resolution Supports firmware upgrade 1920x1080, 1080p Type A Display system 1.5A output 1-CHIP DMD Input terminals Lens F/Number F= 2.55~2.79 Computer input f= 22.3mm~26.76mm RGB input Offset D-Sub 15-pin (female) x 2 116% Video signal input VIDEO...

  • Page 71: Dimensions

    Dimensions 327.3 mm (W) x 136.7 mm (H) x 232.8 mm (D) Ceiling mount installation Ceiling mount screw: M4 (Max L = 25 mm; Min L = 20 mm) Unit: mm Specifications 71...

  • Page 72: Timing Chart

    1024 x 768 XGA_85 84.997 68.667 94.500 XGA_120 (Reduce 119.989 97.551 115.5 ◎ Blanking) 1152 x 1152 x 864 67.5 864_75 BenQ 1024 x 576 Notebook 35.82 46.966 Timing BenQ 1024 x 600 Notebook 64.995 41.467 51.419 Timing 1280 x 74.250 ◎...
  • Page 73 XGA_85 84.997 68.667 94.500 XGA_120 (Reduce 119.989 97.551 115.5 ◎ Blanking) 1152 x 1152 x 864 67.5 864_75 BenQ 1024 x 576 Notebook 35.82 46.966 Timing BenQ 1024 x 600 Notebook 64.995 41.467 51.419 Timing 1280 x 1280 x 720 74.250...
  • Page 74 WXGA_60 59.81 49.702 83.500 ◎ ◎ ◎ WXGA_75 74.934 62.795 106.500 WXGA_85 84.88 71.554 122.500 1280 x 800 WXGA_12 0(Reduce 119.909 101.563 146.25 ◎ Blanking) SXGA_60 60.02 63.981 108.000 ◎ ◎ 1280 x 1024 SXGA_75 75.025 79.976 135.000 SXGA_85 85.024 91.146 157.500 1280 x...
  • Page 75 1920 x 1080 1080/60p 67.5 148.5 ◎ ◎ Supported 3D signal for Video input Color sub- Horizontal Vertical carrier 3D Field Video mode Frequency (kHz) Frequency (Hz) Frequency Sequential (MHz) NTSC 15.73 3.58 ◎ 15.63 4.43 SECAM 15.63 4.25 or 4.41 PAL-M 15.73 3.58...

  • Page 76: Warranty And Copyright Information

    Proof of purchase date will be required with any warranty claim. In the event this product is found to be defective within the warranty period, BenQ's only obligation and your exclusive remedy shall be replacement of any defective parts (labor included).

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