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Acer Projector
PL6820/FL281/LU-P501K/PF-L501K/
LR861/ML-861/
PL6620/FL261/LU-P501U/PF-L501U/
LR661/ML-561/
PL6520/FL251/LU-P501F/PF-L501F/
LR561/ML-461/
D4K2404/DWU2414/D1P2403/
User's Guide
Copyright © 2024. Acer Incorporated.
All Rights Reserved.
Acer Projector User's Guide
Original Issue: 08/2024

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Summary of Contents for Acer PL6820

  • Page 1 Acer Projector PL6820/FL281/LU-P501K/PF-L501K/ LR861/ML-861/ PL6620/FL261/LU-P501U/PF-L501U/ LR661/ML-561/ PL6520/FL251/LU-P501F/PF-L501F/ LR561/ML-461/ D4K2404/DWU2414/D1P2403/ User’s Guide Copyright © 2024. Acer Incorporated. All Rights Reserved. Acer Projector User’s Guide Original Issue: 08/2024...
  • Page 2 Date of purchase: Place of purchase: Acer and the Acer logo are registered trademarks of Acer Incorporated. Other companies’ product names or trademarks are used herein for identification purposes only and belong to their respective companies. HDMI™, the HDMI logo and High-Definition Multimedia Interface are trademarks or registered trademarks of HDMI Licensing Administrator.Inc.
  • Page 3: Information For Your Safety And Comfort

    Information for your safety and comfort Read these instructions carefully. Keep this document for future reference. Follow all warnings and instructions marked on the product. Turning the product off before cleaning Unplug this product from the wall outlet before cleaning. Do not use liquid cleaners or aerosol cleaners. Use a damp cloth for cleaning.
  • Page 4: Product Servicing

    Product servicing Do not attempt to service this product yourself, as opening or removing covers may expose you to dangerous voltage points or other risks. Refer all servicing to qualified service personnel. Unplug this product from the wall outlet and refer servicing to qualified service personnel when: y the power cord or plug is damaged, cut or frayed y liquid was spilled into the product y the product was exposed to rain or water...
  • Page 5: Disposal Instructions

    For more information on the Waste from Electrical and Electronics Equipment (WEEE) regulations, visit http://www. acer-group.com/public/Sustainability/sustainability01.htm Do not stare into the beam IEC 60825-1:2014, EN 60825 1 2014 A11 2021, EN 50689:2021 CLASS 1 CONSUMER LASER PRODUCT RISK GROUP 2.
  • Page 6 Do not stare into beam, RG2 As with any bright source, do not stare into the direct beam, RG2 IEC 62471-5:2015. WARNING: MOUNT ABOVE THE HEADS OF CHILDREN! Do not look into the beam less than 1m. No direct eye exposure to the beam is permitted. RG 2 “AVERTISSEMENT:INSTALLER AU-DESSUS DE LA TETE DES ENFANTS.“...
  • Page 7: First Things First

    First things first Usage Notes y Turn off the product before cleaning. y Use a soft cloth moistened with mild detergent to clean the displayhousing. y Disconnect the power plug from AC outlet if the product is not being used for a long period of time. Don’t: y Block the slots and openings on the unit provided for ventilation.
  • Page 8 Spec label location y Spec label location are placed the following locations: English...
  • Page 9: Table Of Contents

    TABLE OF CONTENTS INTRODUCTION ................11 Package Overview........................11 Standard accessories ....................... 11 Optional accessories ........................ 11 Product Overview ........................12 Connections..........................13 Keypad ............................. 14 Remote control ......................... 15 Safety precautions and maintenance ..................16 SETUP AND INSTALLATION ............17 Installing the projector ......................
  • Page 10 ADDITIONAL INFORMATION ............43 Compatible resolutions ......................43 Image size and projection distance ..................49 Projector dimensions and ceiling mount installation ..............53 Troubleshooting ........................54 Warning indicators ........................56 Specifications ........................... 57 English...
  • Page 11: Introduction

    INTRODUCTION Package Overview Carefully unpack and verify that you have the items listed below under standard accessories. Some of the items under optional accessories may not be available depending on the model, specification and your region of purchase. Please check with your place of purchase. Some accessories may vary from region to region. The warranty card is only supplied in some specific regions.
  • Page 12: Product Overview

    INTRODUCTION Product Overview Note: ‡ Do not block projector intake and exhaust vents. ‡ When operating the projector in an enclosed space, allow at least 30 cm clearance around the intake and exhaust vents. ‡ Functions vary depending on model definition. Item Item IR Receivers...
  • Page 13: Connections

    INTRODUCTION Connections 1080P/WUXGA Item HDMI 2 Connector HDMI 1 Connector DC 5V out (service) Connector Audio out Connector Power Socket LAN (RJ45) Connector RS232 Connector Kensington Lock Port Note: Functions vary depending on model definition. English...
  • Page 14: Keypad

    INTRODUCTION Keypad Item Item Power LED Menu Lamp LED Keystone Correction Temp LED Information Power Enter Source Re-Sync Four directional select keys English...
  • Page 15: Remote Control

    INTRODUCTION Remote control Model No:J-25030 MC.JMV11.007 Item Item Infrared transmitter 14. PgUp (not supported) POWER 15. COMPONENT (not supported) Laser button 16. PgDn (not supported) RATIO 17. MEDIA (not supported) Select/Enter KeyPad 0~9 Play/Pause Four directional select keys MENU HDMI™/MHL SOURCE HIDE MODE...
  • Page 16: Safety Precautions And Maintenance

    INTRODUCTION Safety precautions and maintenance Caution (Applicable models with battery) ‡ Replacement of a battery with an incorrect type that can defeat a safeguard; ‡ Disposal of a battery into fire or a hot oven, or mechanically crushing or cutting of a battery, that can result in an explosion;...
  • Page 17: Setup And Installation

    Do not operate the projector in any orientation other that table top or ceiling mount. The projector should be horizontal and not tilted either forwards/backwards or left/right. Any other orientation will invalidate the warranty and may shorten the lifetime of the projector light source or the projector itself. For none standard installation advise please contact Acer. English...
  • Page 18 SETUP AND INSTALLATION Projector installation notice Note: The brightness will be reduced 80% when the projection direction is downward. 225°~315° ±5° ‡ Allow at least 30 cm clearance around the exhaust vent. Minimum 100mm Minimum 300mm Minimum 300mm (3.94 inches) (11.81 inches) (11.81 inches) Minimum 100mm...
  • Page 19: Connecting Sources To The Projector

    SETUP AND INSTALLATION Connecting sources to the projector Video Output Smart devices Audio Output English...
  • Page 20 SETUP AND INSTALLATION Description Power cord HDMI cable WirelessHD dongle USB cable USB cable Audio cable RS232 cable LAN cable Note: ‡ To ensure the projector works well with your computer, please make sure the timing of the display mode is compatible with the projector. ‡...
  • Page 21: Adjusting The Projector Image

    SETUP AND INSTALLATION Adjusting the projector image Image height The projector is equipped with elevator feet for adjusting the image height. Locate the adjustable foot you wish to adjust on the underside of the projector. Rotate the adjustable foot clockwise or counterclockwise to raise or lower the projector. Tilt-Adjustment Feet Tilt-Adjustment Ring Zoom, lens shift, and focus...
  • Page 22: Effective Range

    SETUP AND INSTALLATION Effective range Infra-Red (IR) remote control sensor is located on the top and front sides of the projector. Ensure to hold the remote control at an angle within 40 degrees perpendicular to the projector’s IR remote control sensor to function correctly.
  • Page 23: Using The Projector

    USING THE PROJECTOR Powering on / off the projector Lens cap Powering on Remove the lens cap. Securely connect the power lead and signal/source cable. When connected, the Power LED will turn red. Turn on the projector by pressing the button on the projector keypad or remote control.
  • Page 24: Selecting An Input Source

    USING THE PROJECTOR Selecting an input source Turn on the connected source that you want to display on the screen, such as computer, notebook, video player, etc. The projector will automatically detect the source. If multiple sources are connected, press the button on the projector keypad or the Source button on the remote control to select the desired input.
  • Page 25: Menu Navigation And Features

    USING THE PROJECTOR Menu navigation and features The projector has multilingual on-screen display menus that allow you to make image adjustments and change a variety of settings. The projector will automatically detect the source. button on the projector keypad or the Menu button on the remote To open the OSD menu, press the control.
  • Page 26: Osd Menu Tree

    USING THE PROJECTOR OSD Menu tree Main Sub Menu Sub Menu 2 Sub Menu 3 Sub Menu 4 Values Menu Presentation Bright HDR SIM. Display Mode Cinema Game sRGB DICOM SIM. User Brightness -50 ~ 50 Contrast -50 ~ 50 Sharpness 1 ~ 15 Color...
  • Page 27 USING THE PROJECTOR Main Sub Menu Sub Menu 2 Sub Menu 3 Sub Menu 4 Values Menu Red Gain -50 ~ 50 Green Gain -50 ~ 50 Blue Gain -50 ~ 50 Red Bias -50 ~ 50 RGB Gain/Bias Green Bias -50 ~ 50 Blue Bias -50 ~ 50...
  • Page 28 USING THE PROJECTOR Main Sub Menu Sub Menu 2 Sub Menu 3 Sub Menu 4 Values Menu [Default] Four Corners Display Keystone H Keystone -30 ~30 [Default: 0] V Keystone -30 ~30 [Default: 0] 3x3 Warp [Default: 0] Reset Off [Default] Mute Audio Volume...
  • Page 29 USING THE PROJECTOR Main Sub Menu Sub Menu 2 Sub Menu 3 Sub Menu 4 Values Menu English [Default] Deutsch Français Italiano Español Português Polski Nederlands Svenska Norsk Suomi ελληνικά 繁體中文 Language 简体中文 日本語 한국어 Options Русский Setup Magyar Čeština ไทย...
  • Page 30 USING THE PROJECTOR Main Sub Menu Sub Menu 2 Sub Menu 3 Sub Menu 4 Values Menu Network Status (read only) MAC Address (read only) DHCP On [Default] IP Address Subnet Mask Gateway Reset Crestron On [Default] Note: Port 41794 Network Extron On [Default]...
  • Page 31: Display Image Settings Menu

    USING THE PROJECTOR Display menu Display image settings menu Note: Functions vary depending on model definition. Display Mode There are many factory presets optimized for various types of images. Presentation: This mode is suitable for showing in front of public in connection to the PC. ‡...
  • Page 32 USING THE PROJECTOR Standard(2.2): For standardized setting. ‡ 1.8 / 2.0 / 2.4 / 2.6: For specific PC / Photo source. ‡ Note: ‡ These options are only available if the 3D mode function is disabled, the Display Mode setting is not set to DICOM SIM., HDR SIM.
  • Page 33: Display 3D Menu

    USING THE PROJECTOR Display 3D menu Note: ‡ This projector is a 3D ready projector with DLP-Link 3D solution. ‡ Please make sure your 3D glasses are use for DLP-Link 3D before enjoy your video. ‡ This projector supports frame sequential (page-flip) 3D via HDMI/VGA ports. ‡...
  • Page 34: Display Aspect Ratio Menu

    USING THE PROJECTOR Display aspect ratio menu Aspect Ratio Select the aspect ratio of the displayed image between the following options: 4:3: This format is for 4:3 input sources. ‡ 16:9: This format is for 16:9 input sources, like HDTV and DVD enhanced for Wide screen TV. ‡...
  • Page 35: 4K Scaling Table

    USING THE PROJECTOR WUXGA scaling table: Scale to 1600x1200. 16x9 Scale to 1920x1080. 16x10 Scale to 1920x1200. Native mode - 1:1 mapping centered. - No scaling will be made; the image is displayed with the resolution based on input source. Auto - If source is 4:3, the screen type will be scaled to 1600 x1200.
  • Page 36: Display Zoom Menu

    USING THE PROJECTOR 4K auto mapping rule: Input resolution Auto/Scale Auto H-resolution V-resolution 3840 2160 2880 2160 2880 2160 1024 2880 2160 1280 1024 2880 2160 1400 1050 2880 2160 1600 1200 2880 2160 1280 3840 2160 Wide Laptop 1280 3600 2160 1280...
  • Page 37: Audio Mute Menu

    USING THE PROJECTOR Audio menu Note: Functions vary depending on model definition. Audio mute menu Mute Use this option to temporarily turn off the sound. On: Choose “On” to turn mute on. ‡ ‡ Off: Choose “Off” to turn mute off. Note: “Mute”...
  • Page 38: Setup Projection Menu

    USING THE PROJECTOR Setup menu Note: Functions vary depending on model definition. Setup projection menu Projection Select the preferred projection between front, rear, ceiling-top, and rear-top. Setup power settings menu Direct Power On Choose “On” to activate Direct Power mode. The projector will automatically power on when AC power is supplied, without pressing the “Power”...
  • Page 39: Setup Hdmi Link Settings Menu

    USING THE PROJECTOR Setup HDMI Link settings menu Note: ‡ When you connect HDMI CEC-compatible devices to the projector with HDMI cables, you can control them on the same power on or power off status using the HDMI Link control feature in the projector’s OSD.
  • Page 40: Network Lan Menu

    USING THE PROJECTOR Network menu Note: Functions vary depending on model definition. Network LAN menu Network Status Display the network connection status (read-only). MAC Address Display the MAC address (read-only). DHCP Use this option to enable or disable the DHCP function. Off: To assign IP, subnet mask, gateway, and DNS configuration manually.
  • Page 41: Info Menu

    USING THE PROJECTOR Info menu Note: Functions vary depending on model definition. Info menu View the projector information as listed below: ‡ Serial Number ‡ Source ‡ Resolution ‡ Refresh Rate ‡ Display Mode ‡ Power Mode (Standby) ‡ Light Source Hours ‡...
  • Page 42: Additional Information

    ADDITIONAL INFORMATION Compatible resolutions Digital compatibility Digital (HDMI 1.4) Native resolution 1920x1080@60Hz B0 / Established B0 / Standard Timing B0 / Detail Timing B1 / Video Mode B1 / Detail Timing Timing 720 x 400 @ 70Hz 1280 x 720 @ 60Hz 1920x1080@60Hz 640 x 480p @ 60Hz 4:3 1920 x 1080p @ 60Hz...
  • Page 43 ADDITIONAL INFORMATION Note: (*) 1920x1080p@120Hz is over DDP442X-HV bandwidth, so TI won’t guarantee the image quality for this timing. True 3D video compatibility Input timing 1280 x 720P @ 50Hz Top-and-Bottom 1280 x 720P @ 60Hz Top-and-Bottom HDMI 3D Input 1280 x 720P @ 50Hz Frame packing Input...
  • Page 44 ADDITIONAL INFORMATION Digital (HDMI 1.4) Native resolution 1920x1200@60Hz(RB) B0 / Established B0 / Standard Timing B0 / Detail Timing B1 / Video Mode B1 / Detail Timing Timing 720 x 400 @ 70Hz 1280 x 720 @ 60Hz 1920x1200@60Hz 640 x 480p @ 60Hz 4:3 1920 x 1080p @ 60Hz (RB) 640 x 480 @ 60Hz...
  • Page 45 ADDITIONAL INFORMATION Note: (*) 1920x1080p@120Hz is over DDP442X-HV bandwidth, so TI won’t guarantee the image quality for this timing. True 3D video compatibility Input timing 1280 x 720P @ 50Hz Top-and-Bottom 1280 x 720P @ 60Hz Top-and-Bottom HDMI 3D Input 1280 x 720P @ 50Hz Frame packing Input...
  • Page 46 ADDITIONAL INFORMATION Digital-HDMI 1 (2.0) Native resolution 3840x2160@60Hz B0 / Established B0 / Standard Timing B0 / Detail Timing B1 / Video Mode B1 / Detail Timing Timing 3840x2160p @ 24 Hz 16:9 3840x2160p @ 25 Hz 16:9 3840x2160p @ 30 Hz 16:9 720(1440)x576i @ 50 Hz 16:9...
  • Page 47 ADDITIONAL INFORMATION Digital-HDMI 2 (2.0) Native resolution 3840x2160@60Hz B0 / Established B0 / Standard Timing B0 / Detail Timing B1 / Video Mode B1 / Detail Timing Timing 3840x2160p @ 30 Hz 16:9 720(1440)x576i @ 50 Hz 16:9 720(1440)x576i @ 50 Hz 1920x1080p @ 120 Hz 16:9 True 3D video compatibility Input timing...
  • Page 48: Image Size And Projection Distance

    ADDITIONAL INFORMATION Image size and projection distance 1080P Series for 1.7x zoom To obtain an image size of 80” set the projector at a distance 2.1 m and 3.6 m from the screen. 80” Desired image size Height: 127 cm from base to top of image 2.1 m...
  • Page 49 ADDITIONAL INFORMATION WUXGA Series for 1.7x zoom To obtain an image size of 82” set the projector at a distance 2.1 m and 3.6 m from the screen. 82” Desired image size Height: 132 cm from base to top of image 2.1 m 3.6 m...
  • Page 50 ADDITIONAL INFORMATION 4K series To obtain an image size of 80” set the projector at a distance 2.1 m and 3.6 m from the screen. 80” Desired image size Height: 127 cm from base to top of image 2.1 m 3.6 m Desired Distance Desired image size...
  • Page 51 ADDITIONAL INFORMATION The projector is equipped with lens shift for adjusting the position of projected image up and down without requiring you to physically move the projector. Note: The figures shown in this section are for reference only not approximate value. The figures between units can be different due to assembly tolerance.
  • Page 52: Projector Dimensions And Ceiling Mount Installation

    ADDITIONAL INFORMATION Projector dimensions and ceiling mount installation To prevent damage to your projector, please use the Acer ceiling mount. If you wish to use a third party ceiling mount kit, please ensure the screws used to attach a mount to the projector meet the following specifications: ‡...
  • Page 53: Troubleshooting

    ADDITIONAL INFORMATION Troubleshooting If you experience a problem with your projector, please refer to the following information. If a problem persists, please contact your local reseller or service center. Image problems No image appears on-screen ‡ Ensure all the cables and power connections are correctly and securely connected as described in the "Installation"...
  • Page 54 ADDITIONAL INFORMATION Other problems The projector stops responding to all controls ‡ If possible, turn off the projector, then unplug the power cord and wait at least 20 seconds before reconnecting power. Remote control problems If the remote control does not work ‡...
  • Page 55: Warning Indicators

    ADDITIONAL INFORMATION Warning indicators When the warning indicators (see below) light up or flash, the projector will automatically shutdown: ‡ “Lamp” LED indicator is lit red and if “Power” indicator flashes red. ‡ “Temp” LED indicator is lit red and if “Power” indicator flashes red. This indicates the projector has overheated.
  • Page 56: Specifications

    ADDITIONAL INFORMATION Specifications Optical Description 1080P/WUXGA: HDMI 1: 3840 x 2160@60Hz Maximum resolution HDMI 2: 1920 x 1200@60Hz (RB) 4K:3840 x 2160@60Hz ‡ 1080P 1920 (H) x 1080 (V) Native resolution ‡ WUXGA 1920 (H) x 1200 (V) ‡ 4K 1920 (H)x1080 (V) Lens Manual zoom and manual focus ‡...
  • Page 57: Regulations And Safety Notices

    ADDITIONAL INFORMATION Regulations and safety notices Notice: Shielded cables All connections to other computing devices must be made using shielded cables to maintain compliance with FCC regulations. Notice: Peripheral devices Only peripherals (input/output devices, terminals, printers, etc.) certified to comply with the Class B limits may be attached to this equipment.
  • Page 58: List Of Applicable Countries

    Recycling Information for the United States of America Acer encourages information technology (IT) equipment owners to responsibly recycle their equipment when it is no longer needed. Acer offers programs and services to assist equipment owners with this process.

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