1. Rhagymadrodd
Thank you for choosing the LG Ultrawide 34BQ77QB-B 34-inch UW-QHD Curved Monitor. This manual provides essential information for setting up, operating, and maintaining your new monitor. Please read it thoroughly before use to ensure proper functionality and to maximize your viewing profiad.
This monitor features a 34-inch UltraWide QHD (3440x1440) IPS display with a 21:9 aspect ratio, designed to provide an expansive workspace for multitasking and immersive viewing. It supports HDR10, offers 99% sRGB color coverage, and includes features like Flicker Safe and Reader Mode for enhanced user comfort. Connectivity options include USB Type-C, DisplayPort, HDMI, RJ45 (Ethernet), and multiple USB ports.
2. Cynnwys Pecyn
Please verify that all the following components are included in your product box. If any items are missing or damaged, contact your retailer or LG customer support.
- LG Ultrawide 34BQ77QB-B Monitor Panel
- Sylfaen
- Gwddf Sefyll
- Cebl Pŵer
- Cebl HDMI
- Cebl USB Math-C
- Documentation (including this User Manual)
3. Gosod
3.1 Cynulliad y Stand
The monitor features a 'One-Click Stand' for easy assembly. Follow these steps to attach the stand to the monitor panel:
- Rhowch banel y monitor wyneb i lawr ar arwyneb meddal, glân i atal crafiadau.
- Align the stand neck with the mounting slot on the back of the monitor panel.
- Push the stand neck firmly until it clicks into place.
- Attach the stand base to the bottom of the stand neck and secure it with the captive screw.

Delwedd: This image shows the monitor's adjustable stand features, including tilt, one-click assembly, swivel, and height adjustment, highlighting the ergonomic flexibility.
3.2 Cysylltu Eich Monitor
Connect the monitor to your computer and other peripherals using the appropriate cables. Ensure all connections are secure before powering on the monitor.
- Cysylltiad Pwer: Cysylltwch y cebl pŵer â mewnbwn pŵer y monitor ac yna ag allfa wal.
- Cysylltiad Fideo: Use an HDMI, DisplayPort, or USB Type-C cable to connect the monitor to your computer's video output.
- USB Type-C (Data & Charging): Connect a USB Type-C cable from your laptop to the monitor for video, data transfer, and up to 90W power delivery.
- Perifferolion USB: Connect USB devices (e.g., keyboard, mouse, webcam) to the monitor's USB downstream ports.
- Ethernet (RJ45): Connect an Ethernet cable to the RJ45 port for network connectivity through the monitor.
- Sain: Cysylltwch glustffonau neu siaradwyr allanol â'r jac sain 3.5mm.

Delwedd: This detailed diagram illustrates the various input/output ports located on the rear of the LG Ultrawide monitor, clearly labeling each connection type for easy setup.

Delwedd: This image shows the LG Ultrawide monitor connected to a laptop using a single USB-C cable, illustrating how the monitor can provide power, video, and data connectivity simultaneously.
4. Cyfarwyddiadau Gweithredu
4.1 Pŵer Ymlaen/Diffodd
Press the power button, typically located on the bottom center of the monitor, to turn the monitor on or off. An LED indicator will show the power status.
4.2 Dewislen Arddangos Ar y Sgrin (OSD)
The OSD menu allows you to adjust various monitor settings. Access it by pressing the joystick button (often the same as the power button) and navigate using the joystick. Key settings include:
- Llun: Brightness, Contrast, Sharpness, Color Temperature.
- Mewnbwn: Select the active input source (HDMI, DisplayPort, USB-C).
- Cyffredinol: Language, OSD Lock, Power Saving.
- Swyddogaeth: Enable/disable specific features like Reader Mode or Flicker Safe.
4.3 Nodweddion a Swyddogaethau Allweddol
- 34-inch UltraWide WQHD (3440x1440) Display: Provides an expansive screen area for enhanced productivity and multitasking.
- Cefnogaeth HDR10: Delivers a wider range of colors and contrasts for more vibrant and realistic images.
- IPS with sRGB 99% (Typ.): Ensures accurate and consistent color reproduction across wide viewing onglau.
- Fflachio'n Ddiogel: Reduces invisible screen flickering to minimize eye strain during prolonged use.
- Modd Darllenydd: Adjusts color temperature to simulate paper, providing optimal conditions for reading and reducing eye fatigue.
- Cysylltedd USB Math-C: A single USB-C cable can transmit video, data, and deliver up to 90W of power to compatible laptops.
- Built-in Speakers with MaxxAudio: Integrated 5W stereo speakers provide clear audio without the need for external speakers.
- Stondin addasadwy: The stand allows for height, tilt, and swivel adjustments to achieve an ergonomic viewing sefyllfa.

Delwedd: This image displays the LG Ultrawide 34BQ77QB-B monitor in action, demonstrating its capability for split-screen multitasking with various applications open simultaneously.
4.4 Benefits of a Curved Display
Curved monitors are designed to provide a more immersive viewing experience and reduce eye strain. The curvature matches the natural curve of the human eye, leading to a more uniform viewing distance across the entire screen.

Delwedd: This infographic visually compares the viewing experience of a curved monitor versus a flat monitor, highlighting how curved screens offer a larger perceived field of view and reduced distortion at the edges.
5. cynnal
5.1 Glanhau'r Monitor
To clean the monitor screen and cabinet, follow these guidelines:
- Datgysylltwch y monitor o'r soced pŵer bob amser cyn glanhau.
- Defnyddiwch frethyn meddal, di-lint ychydig dampwedi'i lanhau â dŵr neu lanhawr sgrin arbenigol.
- Peidiwch â chwistrellu glanhawr yn uniongyrchol ar y sgrin. Rhowch ef ar y brethyn yn gyntaf.
- Osgowch ddefnyddio glanhawyr sgraffiniol, cwyrau neu doddyddion gan y gallant niweidio wyneb y sgrin.
5.2 Gofal Cyffredinol
- Ceisiwch osgoi gosod y monitor mewn golau haul uniongyrchol neu ger ffynonellau gwres.
- Sicrhewch fod digon o awyru o amgylch y monitor.
- Peidiwch â gosod gwrthrychau trwm ar y monitor na'i geblau.
- Amddiffynwch y monitor rhag llwch a lleithder gormodol.
6. Datrys Problemau
If you encounter issues with your monitor, refer to the following common problems and solutions. For more complex issues, please contact LG customer support.
| Problem | Ateb Posibl |
|---|---|
| Dim pŵer | Gwnewch yn siŵr bod y cebl pŵer wedi'i gysylltu'n ddiogel â'r monitor ac â soced pŵer sy'n gweithio. Gwiriwch a yw'r golau dangosydd pŵer ymlaen. |
| Dim signal / Sgrin wag | Verify that the video cable (HDMI, DisplayPort, USB-C) is correctly connected to both the monitor and your computer. Select the correct input source using the OSD menu. |
| Mae'r ddelwedd yn aneglur neu wedi'i gwyrdroi | Check the display resolution settings on your computer and ensure they match the monitor's native resolution (3440x1440). Adjust sharpness in the OSD menu if necessary. |
| Mae lliwiau'n ymddangos yn anghywir | Reset color settings to factory defaults via the OSD menu. Ensure your graphics card drivers are up to date. |
| USB devices not working | Ensure the USB upstream cable (USB Type-C or USB Type-B, if applicable) is connected from the monitor to your computer. Check device drivers on your computer. |
7. manylebau
Detailed technical specifications for the LG Ultrawide 34BQ77QB-B monitor:
| Nodwedd | Manyleb |
|---|---|
| Maint Sgrin | 34 modfedd |
| Math o Banel | IPS |
| Datrysiad | 3440 x 1440 (UW-QHD) |
| Cymhareb Agwedd | 21:9 |
| Cefnogaeth HDR | HDR10 |
| Lliw Gamut | sRGB 99% (Nodweddiadol) |
| Cysylltedd | 1x USB Type-C (90W PD), 1x DisplayPort, 2x HDMI, 1x RJ45 (Ethernet), 1x USB Upstream, 4x USB Downstream, 1x 3.5mm Audio Jack |
| Siaradwyr Cynwysedig | 5W Stereo with MaxxAudio |
| Addasiadau | Height, Tilt, Swivel |
| Dimensiynau (gyda stand) | 32.2 x 24.3 x 10.0 modfedd (LxWxH) |
| Pwysau (gyda stand) | 28.6 pwys |
| Lliw | Du |

Delwedd: This image provides a visual representation of the LG Ultrawide 34BQ77QB-B monitor with its key dimensions (width, height, and depth) clearly labeled for reference.
8. Gwarant a Chefnogaeth
Your LG Ultrawide 34BQ77QB-B monitor is covered by a limited warranty. Please refer to the warranty card included in your package for specific terms and conditions, including coverage duration and service procedures.
For technical assistance, troubleshooting, or warranty claims, please visit the official LG support website or contact LG customer service directly. You can find contact information and detailed support resources on the LG websafle.
Cymorth Ar-lein: www.lg.com/us/cefnogi