Previously Working TL/SL LCD Fans Now Uncontrollable (e.g. 2 or 3 fans, one screen fails to respond)

1.Confirm power source SATA or an external PSU. 2.L3 latest version. 3.Uninstall it from device manager, shut down, unplug and replug the fans, then restart to force Windows to rescan USB devices. 4. Remove USB cable and clean USB path.

LCD Appears in L3 Utility But Won’t Respond

1.Confirm power source SATA or an external PSU. 2.L3 latest version. 3.Switch to another tab and back, then click the LCD group again. If the fan disappears, click Restart LCD to reinitialize USB.

LCD Screen(s) Missing or Unresponsive, but Device Manager Detects Device

1.Limit total connected USB devices per USB 2.0 port to 6. 2. If you have two fans in one group and three in another, and also USB from AIO/pump, we recommend using EDGE USB PWM Fan Hub(EG-HUB01) or EDGE GOLD/ Platinum PSUs.

The fan is only showing partial lighting

1. Check if the power is connected to SATA. 2. Swap the receiver between different fan groups to check if it's the receiver causing the issue.

Faulty Wireless Dongle – Signs and Symptoms RMA dongle

1.Binding/unbinding and lightbulb click works, but lighting signals are received inconsistently or slowly by some fans. 2.L3 takes a long time to launch or until restart. 3.Lighting effects like Quick Sync or Merge show jittering/glitching.

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Lian Li UNI Fan SL LCD Wireless-120-No Controller-Black-12SLLCD1W1B

Lian Li UNI Fan SL LCD Wireless-120-No Controller-Black-12SLLCD1W1B

Product ID: 672475461

Details

Brand
Lian Li
Compatible Devices
Desktop
Cooling Method
Air
Material
Plastic
Maximum Rotational Speed
1900 rpm
Noise Level
29.5 db

🌈40 customizable RGB LEDs

📡2.4 GHz wireless RGB control

📺1.6" 400x400 LCD display

€ 122.23

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Description

🔥 Elevate your PC’s style and performance with wireless RGB mastery! 🌈

DAISY CHAIN MAGIC - Innovative slide-in daisy-chaining design simplifies installation and cable management for a clean, professional build.
DYNAMIC RGB ILLUMINATION - 40 individually addressable LEDs create stunning lighting effects that sync with your system’s mood and style.
SEAMLESS WIRELESS CONTROL - 2.4 GHz wireless connectivity lets you effortlessly customize fan speeds and RGB lighting without cable clutter.
VIVID VISUALS AT A GLANCE - High-res 1.6" LCD screen delivers real-time system stats and personalized animations for that next-level PC vibe.
OPTIMIZED COOLING PERFORMANCE - 120mm fan spins up to 1900 RPM with quiet 29.5 dB noise level, balancing airflow and silence for peak productivity.

The Lian Li UNI Fan SL LCD Wireless-120 is a premium 120mm PC cooling fan featuring a crisp 1.6-inch 400x400 LCD display for real-time system monitoring and custom visuals. It offers 40 customizable RGB LEDs controlled via 2.4 GHz wireless technology (controller sold separately), a daisy-chain design for easy installation, and quiet yet powerful airflow up to 1900 RPM. Perfect for professionals seeking both high performance and eye-catching aesthetics.

Specifications

ASIN	B0DJVLM1F3
Best Sellers Rank	#99 in Computer Case Fans
Brand Name	Lian Li
Compatible Devices	Desktop
Cooling Method	Air
Customer Reviews	4.5 4.5 out of 5 stars (288)
Included Components	Item
Item Dimensions L x W x H	4.72"L x 4.9"W x 1.1"H
Item Highlight	Single Pack,1.6" LCD Display, Without Wireless Connector, Daisy-Chain Design, Customizable Lighting Effects
Manufacturer	LIAN LI
Material Type	Plastic
Maximum Rotational Speed	1900 rpm
Model	12SLLCD1W1B
Noise Level	29.5 db
Number of Items	1
Number of Packs	1
Part Number	12SLLCD1W1B
Power Connector Type	4-Pin
UPC	840353047518
Unit Count	1 Count
Voltage	12 volts_of_alternating_current
Warranty Description	1 year

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

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The product exactly matches the description. Very satisfied with my purchase.

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€ 122.23

Duties & taxes included

In stock

Sold byAmazon FranceDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to France.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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Excellent communication throughout the order process. Product is perfect.

2 weeks ago

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The MOLLE sheath is of exceptional quality. Very happy with my purchase.

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