55LH45YD - Monitor LG - Free user manual and instructions
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| Type of product | LCD TV / Monitor |
| Screen diagonal | 55 inches (139.7 cm) |
| Display resolution | 1920 x 1080 pixels (Full HD) |
| Aspect ratio | 16:9 |
| Refresh rate | 100 Hz TruMotion |
| Contrast ratio | 150,000:1 (Dynamic) |
| Viewing angle | 178° horizontal and vertical |
| Audio output | 2 x 10 W |
| Connectivity | 3 x HDMI, 2 x Component, 1 x USB, 1 x LAN |
| Standby power consumption | Less than 1 W |
| Operating power consumption | Approximately 310 W |
| VESA wall mount pattern | 600 x 400 mm |
| Weight without stand | Approximately 39.4 kg |
| Weight with stand | Approximately 43.8 kg |
| Product dimensions without stand (W x H x D) | 1305 x 810 x 79.5 mm |
| Product dimensions with stand (W x H x D) | 1305 x 870 x 381 mm |
| Display features | XD Engine, Clear Voice, TruMotion 100 Hz |
| Cleaning instructions | Use a dry soft cloth for the screen; do not use harsh chemicals |
| Safety instructions | Place on a stable surface, ensure ventilation, avoid water contact |
| Spare parts and reparability | Contact authorized LG service centers for spare parts |
| Manual page count | 156 pages |
| Manual language | English |
Frequently Asked Questions - 55LH45YD LG
How do I connect a cable box or satellite receiver to the LG 55LH45YD?
Connect the signal source to one of the HDMI ports on the back of the display using an HDMI cable. Then press the Input button on the remote control and select the corresponding HDMI source.
What are the supported video formats when using the USB port?
The USB port supports DivX or MPEG4 video files, as well as JPEG photos and MP3 audio. Use a USB flash drive with a capacity up to 32 GB (FAT32 format).
How can I set up the wall mount?
Use a mount that supports the VESA 600 x 400 pattern. Follow the instructions provided with the mount. Ensure the wall is strong enough to hold the weight (about 40 kg).
How do I adjust the picture settings?
Press the Menu button on the remote, then go to Picture. Choose from presets like Vivid, Standard, Cinema, or adjust Brightness, Contrast, Backlight manually.
Why is there no sound from the built-in speakers when using external speakers?
Check the Audio Output settings in the menu. If you have connected external speakers to the audio output jacks, the internal speakers may be muted automatically. Set the audio output to Internal Speakers.
How can I reduce power consumption?
Enable the Eco Mode from the Energy Saving menu. Also lower the Backlight setting in Picture menu and avoid leaving the display in standby for long periods.
What should I do if the display does not turn on?
Verify the power cable is plugged in and the wall outlet works. Press the power button on the set itself, not only the remote. If still no response, contact LG customer service.
How do I clean the screen without damaging it?
Unplug the display. Use a soft dry microfiber cloth to wipe the screen gently. Do not spray water or glass cleaner directly. Dampen the cloth slightly if needed, but never use alcohol or ammonia-based cleaners.
Can I use this display as a computer monitor?
Yes, connect your PC via the RGB (PC) input or HDMI port. Set the output resolution to 1920 x 1080 at 60 Hz for optimal sharpness.
How can I reset the display to factory settings?
Go to Menu > Setup > Reset. Enter the password (default is 0000) and confirm. The display will return to its original factory defaults.
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USER MANUAL 55LH45YD LG
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Product information
Brand : LG
Model : 55LH45YD
Category : Monitor