How to resolve Acer GM712/D4K2107 image issues with a notebook?
If you are experiencing a partial, scrolling, or incorrectly displayed image from your Acer Projector with a notebook, follow the steps to adjust the resolution of your computer. Press the toggle output settings. If you have difficulty changing resolutions or your monitor freezes, restart all equipment, including the projector.
Why is Acer Projector image stretched on widescreen DVD?
If the Acer Projector image is stretched when displaying a "widescreen" DVD title, and you're playing a DVD encoded in anamorphic or 16:9 aspect ratio, adjust the following settings: If playing a 4:3 format DVD, change the format to 4:3 in the projector OSD. If the image is still stretched, adjust the aspect ratio and set the display format to 16:9 (wide) on your DVD player. If playing a Letterbox (LBX) format DVD, change the format to Letterbox (LBX) in the projector OSD.
How to flip image on Acer GM712/D4K2107?
If the Acer Projector image is reversed, select "Image --> Projection Mode" on the OSD and adjust the projection direction.
What to do if Acer GM712/D4K2107 image freezes in Media mode?
If the Acer Projector image hangs up when displaying a photo or document in Media, power off the projector and then power it back on.
General| Model | GM712/D4K2107 |
|---|---|
| Projector Type | DLP |
| Brightness | 4000 ANSI Lumens |
| Lamp Life | 15, 000 hours (Eco mode) |
| Zoom Ratio | 1.3x |
| Keystone Correction | Vertical ±40° |
| Speakers | 10W |
| Input Interface | HDMI, VGA, USB, RS-232, Audio In/Out |
Procedures for safely cleaning the projector and disconnecting power.
Ensuring accessible power outlets and covering critical safety warnings.
Guidelines for safe and proper use of electrical power with the projector.
Instructions on when to contact qualified service personnel for projector issues.
Important safety guidelines for operating the projector, including lens care and environment.
Safety instructions for handling hot lamps and mounting the projector securely.
Advice on hearing, disposal, mercury, and laser beam safety.
Essential "Do's" and "Don'ts" for initial setup and operation.
Step-by-step instructions and warnings for cleaning the projector lens safely.
Overview of the projector and its key features.
Lists all included items and instructions for checking completeness.
Diagrams and labels identifying the front/upper side components of the projector.
Diagram and list of all connectors and ports located on the rear of the projector.
Diagram and explanation of buttons and indicator LEDs on the projector's control panel.
Diagram and explanation of buttons and functions on the projector's remote control.
Illustrates various connection methods for input sources like HDMI, VGA, and audio.
Step-by-step guide for powering the projector on and off, including LED indicators.
How to adjust the projector's height using its elevator feet and tilt wheel.
Guide on achieving desired image sizes by adjusting projector distance and zoom.
How to navigate and use the projector's OSD menus for settings and adjustments.
Details on display modes, wall color, brightness, contrast, saturation, and tint.
Explains Gamma, Color Management, Dynamic Black, HDR, and ISF calibration.
Options for image orientation and selecting aspect ratios.
How to adjust sharpness and correct keystone distortion.
Options for HDMI color range and scan information.
Options for enabling and configuring 3D display modes and formats.
How to configure source selection, HDMI CEC, and view system information.
Controls for lamp modes, eco features, auto shutdown, and language.
How to adjust volume and mute the audio output.
Solutions for problems like no image, partial display, or incorrect resolution.
Solutions for connectivity, signal loss, and image distortion.
Explains OSD messages like "Fan Fail" and "Projector Overheated" and their solutions.
Solutions for unresponsiveness, lamp issues, and connectivity problems.
Table defining the meaning of different Lamp, Temp, and Power LED states.
Safety warnings and instructions for service personnel on replacing the projector lamp.
Steps and diagrams for securely installing the ceiling mount base.
Details on attaching the projector to the ceiling mount bracket using screws.
Instructions for adjusting the angle and positioning of the mounted projector.
Technical details including projection system, compatibility, scan rates, and package contents.
Specifications on resolution, aspect ratio, throw ratio, lamp, audio, weight, and dimensions.
Table listing resolutions and frequencies supported via VGA analog PC input.
Lists supported HDMI video signals and 3D timing modes.
Compliance information regarding FCC rules for Class B digital devices and interference.
Canadian compliance, general radio device notices, and applicable country lists.
Official statement of compliance with EU harmonisation legislations and applied standards.
Manufacturer's declaration of FCC compliance for the projector.
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