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USER MANUAL
ENGLISH
Thank you very much for choosing the
iiyama LCD Monitor.
We recommend that you take a few
minutes to read this comprehensive
manual carefully before installing and
switching on the monitor. Please keep
this manual in a safe place for your
future reference.

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Do you have a question about the ProLite LH3241S and is the answer not in the manual?

Questions and answers

Kathryn
April 26, 2025

how do I access the image setting to operate the screen in portrait

1 comments:
Mr. Anderson
May 14, 2025

The Iiyama ProLite LH3241S is not compatible with portrait mode. It is designed to be used only in landscape mode. Therefore, image settings for portrait mode are not applicable.

This answer is automatically generated

Summary of Contents for Iiyama ProLite LH3241S

  • Page 1 USER MANUAL ENGLISH Thank you very much for choosing the iiyama LCD Monitor. We recommend that you take a few minutes to read this comprehensive manual carefully before installing and switching on the monitor. Please keep this manual in a safe place for your...
  • Page 3: Ce Marking Declaration Of Conformity

    IIYAMA CORPORATION: Wijkermeerstraat 8, 2131 HA Hoofddorp, The Netherlands Model No. : PL3241, PL4341, PL4341U, PL5041U, PL5541U We recommend recycling of used product. Please contact your dealer or iiyama service center. Recycle information is obtained via the Internet, using the address: https://iiyama.com...
  • Page 4: Table Of Contents

    SCREEN ADJUSTMENTS ............32 STANDBY FEATURE ..............35 TROUBLE SHOOTING ..............36 RECYCLING INFORMATION .............37 APPENDIX ..................38 SPECIFICATIONS : ProLite LH3241S-B2 ........38 SPECIFICATIONS : ProLite LE4341S-B2 ........39 SPECIFICATIONS : ProLite LH4341UHS-B2 .......40 SPECIFICATIONS : ProLite LH5041UHS-B2AG ......41 SPECIFICATIONS : ProLite LH5541UHS-B2 .......42 DIMENSIONS : ProLite LH3241S ..........43 DIMENSIONS : ProLite LE4341S ..........43...
  • Page 5: For Your Safety

    DO NOT PUT ANY OBJECT INTO THE MONITOR Do not put any solid objects or liquids such as water into the monitor. In case of an accident, unplug your monitor immediately and contact your dealer or iiyama service center. Using the monitor with any object inside may cause fire, electric shock or damage.
  • Page 6: Installation Location

    CAUTION INSTALLATION LOCATION Do not install the monitor where sudden temperature changes may occur, or in humid, dusty or smoky areas as it may cause fire, electric shock or damage. You should also avoid areas where the sun shines directly on the monitor. DO NOT PLACE THE MONITOR IN A HAZARDOUS POSITION The monitor may topple and cause injury if not suitably located. Please also ensure that you do not place any heavy objects on the monitor, and that all cables are routed such that children may not pull the cables and possibly cause injury.
  • Page 7: Special Notes On Lcd Monitors

    SPECIAL NOTES ON LCD MONITORS  The following symptoms are normal with LCD monitors and do not indicate a problem. NOTE - When you first turn on the LCD monitor, the picture may not fit in the display area because of the type of computer that is used. In this case, adjust the picture position to the correct position. - You may find slightly uneven brightness on the screen depending on the desktop pattern you use.
  • Page 8 1 hour and there is evidence of a residual or “ghost” image, you should turn off the monitor for 1 hour in order to clear the residual image. For all LFD products, iiyama recommends displaying moving images and utilising a moving screen saver at regular intervals whenever the screen is idle. You could also turn off the monitor when not in use to assist the prevention.
  • Page 9: Customer Service

     If you drop any materials or liquids such as water into the monitor when cleaning, WARNING unplug the power cable immediately and contact your dealer or iiyama service center.  For safety reasons, turn off the power switch and unplug the monitor before you CAUTION clean it.
  • Page 10: Before You Operate The Monitor

    CHECKING THE CONTENTS OF THE PACKAGE The following accessories are included in your package. Check to see if they are enclosed with the monitor. If anything is missing or damaged, please contact your local iiyama dealer or regional iiyama office.  Power Cable (2pcs)* ...
  • Page 11: Controls And Connectors

    CONTROLS AND CONNECTORS <Front> Normal Operation Lighting : Standby Mode Flash : 3-second intervals : Signal Standby Mode Power Indicator 5-second intervals : Network Standby Mode 7-second intervals : When SCHEDULE is enabled. Power Off Remote Sensor Remote Sensor LED color Status Description Lights off...
  • Page 12: Main Power

    <Back> AC IN AC-INLET AC Connector( : Alternating current) (AC-IN) AC SWITCH MAIN POWER Main Power Switch (ON) / (OFF) IR IN ø 3.5mm Mini Jack IR Connector IR OUT ø 3.5mm Mini Jack IR Connector RJ45 RJ45 Connector RS232C IN ø 2.5mm Sub-Mini Jack RS232C Connector RS232C OUT ø...
  • Page 13: Installation

    * M4 : ProLite LH3241S M6 : ProLite LE4341S / ProLite LH4341UHS / ProLite LH5041UHS / ProLite LH5541UHS BEFORE YOU OPERATE THE MONITOR 9...
  • Page 14 < ROTATING THE MONITOR > ● ProLite LH3241S / ProLite LH4341UHS / ProLite LH5041UHS / ProLite LH5541UHS The monitor is designed to be compatible with both landscape and portrait modes. Available Not Available Power Indicator Power Indicator Landscape Power Indicator...
  • Page 15 [PLACING THE STICKERS] If you feel the screw holes are too visible in portrait mode, please use the stickers to cover them.  ProLite LH3241S  ProLite LH4341UHS  ProLite LH5041UHS  ProLite LH5541UHS Screw holes : 4 Screw holes : 5...
  • Page 16: Functions Of The Remote Control

    FUNCTIONS OF THE REMOTE CONTROL Turns the monitor ON and OFF. Control playback of media files. : Play : Stop [PLAY] : Pause : Fast-Rewind : Fast-Forward Selects the source. Press or button to select from SOURCE HDMI1, HDMI2, HDMI3, D-SUB or USB. Press [OK] button to confirm and exit. Opens the monitor’s on-screen menu HOME systems.
  • Page 17: Preparing The Remote Control

    PREPARING THE REMOTE CONTROL To use the remote control, insert the two dry batteries. CAUTION  Do not use any other batteries other than those specified in this manual for the Remote Control.  Do not insert old and new batteries together in the Remote Control.  Make sure that the terminals match the "+" and "-" indications in the battery compartment. ...
  • Page 18: Id Remote Control

    NOTE  Refer to the above instructions when taking out the batteries.  Replace with new batteries when the Remote Control does not work close to the monitor. Use AAA dry batteries. Risk of explosion if battery is replaced by an incorrect type. ...
  • Page 19: Basic Operation

    BASIC OPERATION  Turning the monitor ON The monitor is turned On and the Power Indicator turns Transparent when you press the POWER button on the monitor or the Remote Control. The monitor is turned Off and the Power Indicator turns to Red when you press the POWER button on the monitor or the Remote Control. Press again to turn On the monitor.
  • Page 20  Move the cursor horizontally Select menu or setting, or perform the adjustment by pressing the button on the remote control while the menu page is displayed on the screen.  Adjust the volume of sound Press the + / - button on the remote control to adjust the volume of sound when the menu page is not displayed on the screen.
  • Page 21: Connecting Your Monitor

    An incorrect connection may cause serious damage to both the monitor and the computer. The cable supplied with the monitor is for a standard connector. If a special cable is required please contact your local iiyama dealer or regional iiyama office.
  • Page 22: Computer Setting

    [ Connection example with the peripheral device ] CAUTION Turn off the power switch and unplug the monitor and peripherals before connection to avoid electric shock or damage. NOTE  Refer to the user manual of peripherals at the same time.  Ensure you have the necessary cables as required. White [ To setup the network ] 1.
  • Page 23: Operating The Monitor

    OPERATING THE MONITOR To create the best picture, your iiyama LCD monitor has been preset at the factory with the COMPLIANT TIMING shown on page 45. You are also able to adjust the picture by following the button operation shown below. For more detailed adjustments, see page 32 for SCREEN ADJUSTMENTS.
  • Page 24: Adjustment Menu Contents

    ADJUSTMENT MENU CONTENTS Picture PICTURE ADVANCED BRIGHTNESS BLACK LEVEL CONTRAST COLOUR SHARPNESS AUTO RGB RANGE RESET Adjustment Item Problem / Option Button to Press Shows widescreen format content stretched. Wide Not recommended for HD or PC. Enlarges the image on the screen to the Picture format Zoom orignal screen ratio.
  • Page 25 Picture PICTURE ADVANCED BRIGHTNESS BLACK LEVEL CONTRAST COLOUR SHARPNESS AUTO RGB RANGE RESET Adjustment Item Problem / Option Button to Press Too dark Brightness* Too bright Too dark Black level Too bright Too dull Contrast Too intense Too week Colour * Too strong Purplish Hue *...
  • Page 26 Sound SOUND TREBLE BASS BALANCE SPEAKER VARIABLE AUDIO OUTPUT RESET Adjustment Item Problem / Option Button to Press Too weak Treble Too strong Too weak Bass Too strong Left side speaker is louder. Balance Right side speaker is louder. Turn Off the internal speaker. Speaker Turn On the internal speaker.
  • Page 27: General Settings

    General settings GENERAL SETTINGS ENGLISH MENU LANGUAGE CLOCK SCHEDULE HDMI CEC LINK HDMI MODES COMMUNICATION SETTING SCREEN AUTO POWER OFF MODE2 NETWORK STANDBY POWER MANAGEMENT AUTO SIGNAL DETECTION Adjustment Item Problem / Option Button to Press Español Spanish English English Russian Deutsch German...
  • Page 28 Detects all sources automatically if there is no signal on the default input and selects the available signal automatically . The photo or video files in the USB flash drive can be automatically played using the Schedule setting. Not available for ProLite LH3241S / ProLite LE4341S Only VGA input. See page 32 for SCREEN ADJUSTMENTS. For best results, use the Auto Adjust in conjunction with the adjustment pattern.
  • Page 29: Adjustment Item

    General Settings GENERAL SETTINGS AUTO PLAY LOCAL KB LOCK UNLOCKED RC LOCK UNLOCKED MONITOR ID PIXEL SHIFT INFORMATION FACTORY RESET Adjustment Item Problem / Option Button to Press Auto play is turned off. Auto play* Play photo file in the USB flash drive automatically. Photo Movie Play video file in the USB flash drive automatically. Choose to enable or disable the back controller function of this monitor. Unlocked* Enable the button function.
  • Page 30 Auto play by schedule works only if input is set to "USB" and "AUTO PLAY1" and "AUTO PLAY2". Condition By turning on the monitor By inserting a media By schedule /autoplay, Location of /autoplay, /autoplay, /autoplay1, target files /autoplay2 Playlist Not need to make the file. Not need to make the file. Not need to make the file. Supported file jpg or mp4 jpg or mp4...
  • Page 31: Play Multimedia Files From Usb Device

    [Play Multimedia Files] You can play videos, photos, and music on your monitor from: · A USB device connected to this monitor.  Play multimedia files from USB device This monitor can play music, movie, or photo files from your USB device. 1. Connect your USB device to the USB port on this display. 2.
  • Page 32: Playing Music Files

    [Play options]  Playing music files 1. Select Music in the media type screen. 2. Select one music track, then press button. C:\contents\audio\mp3 1 / 1 Return Up Folder sakura.mp3 Anti-Hero.mp3 sukiyaki.mp3 KICK BACK.mp3 We Are The World.mp3 3. Press the BACK button to display the play menu.
  • Page 33 NOTE To view information about a song (for example, title, artist or duration), select the song, press the INFO button. To hide the information, press the INFO button again. After pressing the button to select a song, the menu screen dissapears when the INFO button is selected again.
  • Page 34: Playing Movie Files

     Playing movie files 1. Select Movie in the media type screen. 2. Select a video, then press button. C:\contents\movie\mp4 1 / 1 Return Up Folder kyoto.mp4 nara.mp4 milan.mp3 taipei.mp4 paris.mp4 • Return : Return to select media type screen by pressing "OK" button. •...
  • Page 35: Playing Photo Files

     Playing photo files 1. Select Photo in the media type screen. 2. Select a photo thumbnail, then press button. C:\contents\photo\jpg 1 / 1 Return Up Folder New Folder adj_uty.jpg RGB_step.jpg QR-code.jpg Venis.jpg Florence.jpg  Start a slideshow • Return : Return to select media type screen by pressing "OK" button. •...
  • Page 36: Screen Adjustments

    If the screen has a flicker or blur, or the picture does not fit in the display area after performing the Auto Adjust, manual adjustments are required. Both adjustments should be made by using the screen adjustment pattern (Test.bmp) obtained via the IIYAMA web site (https://iiyama.com). Adjust the image by following the procedure below to get the desired picture.
  • Page 37 Adjust the Auto Adjustment. (Auto Adjust) Adjust the image manually by following procedure below when the screen has a flicker or blur, or the picture does not fit in the display area after performing the Auto Adjust. Adjust the V.Position so that the top and bottom of the picture frame will fit to the display area.
  • Page 38 Adjust the Phase to correct horizontal wavy noise, flicker or blur in the zebra pattern. NOTE  In case the strong flicker or blurs remain on a part of the screen, repeat steps because the Clock may not be adjusted correctly.  Adjust the H.Position after the Phase adjustment if the horizontal position moves during the adjustment. Adjust the Brightness and Color to get the desired picture after you complete the Clock and Phase adjustments.
  • Page 39: Standby Feature

    STANDBY FEATURE This product features the standby function. When activated, it automatically reduces unnecessary power consumption of the monitor when your computer is not in use. There is a standby step the monitor takes as described below. The standby function, including any timer settings is configured by the operating system. Check your operating system manual for information on how this can be configured.
  • Page 40: Trouble Shooting

    MONITOR or if the problem persists. 3. If you are experiencing a problem which is not described below or you cannot correct the problem, discontinue using the display and contact your dealer or iiyama service center for further assistance. Problem...
  • Page 41: Recycling Information

    RECYCLING INFORMATION For better environment protection please don't dispose your monitor. Please visit our web site: https://iiyama.com for monitor recycling. RECYCLING INFORMATION 37...
  • Page 42: Appendix

    APPENDIX Design and specifications are subject to change without prior notice. SPECIFICATIONS : ProLite LH3241S-B2 Size Category 32" Panel technology IPS (In-Plane-Switching) Size Diagonal: 31.5" (80cm) Pixel pitch 0.12125mm H × 0.36375mm V Brightness 350cd/m (Typical), 240cd/m (Default / Energy Saving) Panel Contrast ratio 1200 : 1 (Typical) Viewable angle Horizontal : 89 degrees, Vertical: 89 degrees (Typical) Response time 8ms (Typical, Gray to Gray) Display Colors Approx.16.7M Sync Frequency Horizontal: 30.0-80.0kHz, Vertical: 50-75Hz...
  • Page 43: Specifications : Prolite Le4341S-B2

    SPECIFICATIONS : ProLite LE4341S-B2 Size Category 43" Panel technology IPS (In-Plane-Switching) Size Diagonal: 42.5" (108cm) Pixel pitch 0.49005mm H × 0.49005mm V Brightness 350cd/m (Typical), 240cd/m (Default / Energy Saving) Panel Contrast ratio 1200 : 1 (Typical) Viewable angle Horizontal : 89 degrees, Vertical: 89 degrees (Typical) Response time 8ms (Typical, Gray to Gray) Display Colors Approx.16.7M Sync Frequency Horizontal: 30.0-80.0kHz, Vertical: 50-75Hz Native Resolution 1920 ×...
  • Page 44: Specifications : Prolite Lh4341Uhs-B2

    SPECIFICATIONS : ProLite LH4341UHS-B2 Size Category 43" Panel technology Size Diagonal: 42.5" (108cm) Pixel pitch 0.2451mm H × 0.2451mm V Brightness 500cd/m (Typical), 320cd/m (Default / Energy Saving) Panel Contrast ratio 1200 : 1 (Typical) Viewable angle Horizontal : 89 degrees, Vertical: 89 degrees (Typical) Response time 8ms (Typical, Gray to Gray) Display Colors Approx.1.07G VGA: Horizontal: 30.0-80.0kHz, Vertical: 50-75Hz Sync Frequency HDMI: Horizontal: 30.0-135.0kHz, Vertical: 50-75Hz Native Resolution...
  • Page 45: Specifications : Prolite Lh5041Uhs-B2Ag

    SPECIFICATIONS : ProLite LH5041UHS-B2AG Size Category 50" Panel technology Size Diagonal: 49.5" (125.7cm) Pixel pitch 0.285375mm H × 0.285375mm V Brightness 500cd/m (Typical), 325cd/m (Default / Energy Saving) Panel Contrast ratio 5000 : 1 (Typical) Viewable angle Horizontal : 89 degrees, Vertical: 89 degrees (Typical) Response time 9.5ms (Typical, Gray to Gray) Display Colors Approx.1.07G VGA: Horizontal: 30.0-80.0kHz, Vertical: 50-75Hz Sync Frequency HDMI: Horizontal: 30.0-135.0kHz, Vertical: 50-75Hz Native Resolution...
  • Page 46: Specifications : Prolite Lh5541Uhs-B2

    SPECIFICATIONS : ProLite LH5541UHS-B2 Size Category 55" Panel technology Size Diagonal: 54.6" (138.8cm) Pixel pitch 0.315mm H × 0.315mm V Brightness 500cd/m (Typical), 315cd/m (Default / Energy Saving) Panel Contrast ratio 1200 : 1 (Typical) Viewable angle Horizontal : 89 degrees, Vertical: 89 degrees (Typical) Response time 8ms (Typical, Gray to Gray) Display Colors Approx.1.07G VGA: Horizontal: 30.0-80.0kHz, Vertical: 50-75Hz Sync Frequency HDMI: Horizontal: 30.0-135.0kHz, Vertical: 50-75Hz Native Resolution...
  • Page 47: Dimensions : Prolite Lh3241S

    DIMENSIONS : ProLite LH3241S 4xM4 SCREW HOLE 725.5mm/28.6” 54.0mm/2.1” (VESA MOUNT) 698.5mm/27.5” 10.0mm/0.4” 200.0mm/7.9” 320.5mm/12.6” 42.5mm/1.7” DIMENSIONS : ProLite LE4341S 4xM6 SCREW HOLE 54.0mm/2.1” 968.0mm/38.1” (VESA MOUNT) 941.0mm/37.1” 10.0mm/0.4” 200.0mm/7.9” 419.5mm/16.5” 64.5mm/2.5” APPENDIX 43...
  • Page 48: Dimensions : Prolite Lh4341Uhs

    DIMENSIONS : ProLite LH4341UHS 968.0mm/38.1” 54.0mm/2.1” 4xM6 SCREW HOLE 941.0mm/37.1” 10.0mm/0.4” (VESA MOUNT) 200.0mm/7.9” 419.5mm/16.5” 64.5mm/2.5” DIMENSIONS : ProLite LH5041UHS 4xM6 SCREW HOLE 1122.5mm/44.2” 55.0mm/2.2” (VESA MOUNT) 1096.0mm/43.2” 11.0mm/0.4” 400.0mm/15.7” 62.5mm/2.5” 499.0mm/19.7” 44 APPENDIX...
  • Page 49: Dimensions : Prolite Lh5541Uhs

    50.0 27.000 720p 60Hz 45.0 60.0 74.250 50Hz 28.1 50.0 74.250 1080i 60Hz 33.7 60.0 74.250 50Hz 56.3 50.0 148.500 1080p 60Hz 67.5 60.0 148.500 means supported the timing. Not available for ProLite LH3241S / ProLite LE4341S APPENDIX 45 M355B21...

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