Gram 15Z90T - Laptop LG - Free user manual and instructions
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| Product Type | Laptop |
| Brand | LG |
| Model | Gram 15Z90T |
| Display Size | 15.6 inches |
| Display Resolution | 1920 x 1080 pixels (Full HD) |
| Processor | 11th Gen Intel Core i5 or i7 (up to i7-1165G7) |
| RAM | 8 GB or 16 GB LPDDR4x |
| Storage | 256 GB / 512 GB / 1 TB NVMe SSD |
| Weight | Approximately 1.1 kg (2.43 lbs) |
| Dimensions (W x D x H) | 357.6 x 228.8 x 16.8 mm (14.1 x 9.0 x 0.66 in) |
| Battery Capacity | 80 Wh lithium-ion polymer |
| Power Supply | 65 W USB-C AC adapter |
| Operating System | Windows 10 Home or Windows 11 Home |
| Ports | 2x USB 3.2 Type-A, 1x Thunderbolt 4 (USB-C), 1x HDMI, 1x headphone/mic combo |
| Connectivity | Wi-Fi 6 (802.11ax), Bluetooth 5.1 |
| Camera | 720p HD webcam with IR (Windows Hello) |
| Audio | DTS:X Ultra, 2 speakers |
| Color | Silver or Dark Silver |
| Security | Fingerprint reader (power button), TPM 2.0, Kensington lock slot |
| Warranty | 1 year limited warranty (varies by region) |
| Cleaning Instructions | Use a soft dry cloth; avoid liquids and abrasive cleaners |
| Repairability | User-upgradeable RAM (one SODIMM slot) and SSD; battery replaceable by service center |
Frequently Asked Questions - Gram 15Z90T LG
How long does the battery last on the LG Gram 15Z90T?
With typical usage (web browsing, word processing), the 80 Wh battery lasts up to 12-15 hours. Video playback can extend up to 18 hours.
Can I upgrade the RAM or storage?
Yes, the LG Gram 15Z90T has one SODIMM slot for RAM (upgradeable to 32 GB) and a replaceable NVMe SSD. Refer to the manual for access instructions.
Does the laptop support USB-C charging?
Yes, it supports USB-C charging via the Thunderbolt 4 port. Use the included 65W adapter or any compatible USB-C PD charger.
How to clean the LG Gram 15Z90T?
Turn off the laptop and unplug it. Use a soft, lint-free cloth slightly dampened with water (or isopropyl alcohol for tough stains) to gently wipe the surfaces. Avoid excessive moisture.
Is the LG Gram 15Z90T compatible with a stylus?
The display is not touch-enabled, so stylus input is not supported. Consider an external drawing tablet if needed.
What to do if the laptop won't turn on?
First, check the power adapter and charging cable. Then perform a hard reset: disconnect all peripherals, hold the power button for 15 seconds, then try again. If still not working, contact LG support.
How to access the BIOS on LG Gram 15Z90T?
Restart the laptop and repeatedly press the F2 key immediately after powering on until the BIOS setup utility appears.
Can the LG Gram 15Z90T run games?
It has integrated Intel Iris Xe Graphics, suitable for light gaming and older titles. For demanding games, consider a laptop with discrete graphics.
Does it have a backlit keyboard?
Yes, the keyboard features adjustable backlighting. You can toggle it using the Fn + spacebar or Fn + brightness keys.
How to perform a factory reset?
Go to Settings > Update & Security > Recovery > Reset this PC. Choose ‘Keep my files’ or ‘Remove everything’. Follow on-screen instructions. Backup important data first.
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USER MANUAL Gram 15Z90T LG
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Product information
Brand : LG
Model : Gram 15Z90T
Category : Laptop