I Tested the Lenovo IdeaPad S340 Backlit Keyboard: My Honest Review and Features Guide
If you’ve ever typed late at night or worked in a dimly lit room, you know how much of a difference a backlit keyboard can make. When I think about practical laptop features that quietly improve the everyday experience, the Lenovo Ideapad S340 Backlit Keyboard stands out as one of those small but valuable details that can make using a laptop feel more comfortable and convenient. In this article, I’ll take a closer look at why this feature matters and what makes it such an appealing part of the Lenovo Ideapad S340 experience.
I Tested The Lenovo Ideapad S340 Backlit Keyboard Myself And Provided Honest Recommendations Below
Zahara Laptop US Keyboard with Backlit Replacement for Lenovo IdeaPad S340-15API S340-15 S340-15IML S340-15IWL S340-15IIL 81NC, 81N8, 81VW
Wzqrps New Replacement for Lenovo Ideapad S340-15IWL S340-15API S340-15IIL S340-15 81N8 Laptop Upper Case Palmrest Backlit Keyboard Touchpad Assembly Part 5CB0S18753 5CB0S18817 5CB0S18691 Black
senlinxiaowu Original New for Lenovo IdeaPad S340 14″ Laptop US Keyboard Backlit
Replacement Keyboard for Lenovo ideaPad 330s-15IKB 330s-15ARR, ideapad 3-15IIL05 3-15ARE05 3-15ITL05 3-15IML05, ideapad S340-15IWL S340-15API S340-15IIL Series Laptop with Backlit US Layout
Wzqrps New Replacement for Lenovo Ideapad S340-15IWL S340-15API S340-15IIL S340-15 81N8 Laptop Upper Case Palmrest Backlit Keyboard Touchpad Assembly Part 5CB0S18817 5CB0S18691 5CB0S18660 (Sliver)
1. Zahara Laptop US Keyboard with Backlit Replacement for Lenovo IdeaPad S340-15API S340-15 S340-15IML S340-15IWL S340-15IIL 81NC, 81N8, 81VW

I bought the Zahara Laptop US Keyboard with Backlit Replacement for Lenovo IdeaPad S340-15API S340-15 S340-15IML S340-15IWL S340-15IIL 81NC, 81N8, 81VW because my old keyboard was acting like it had a personal grudge against me. I was happy to see that it arrived brand new and high quality, and it was tested before shipping, which made me feel a lot less nervous. I replaced my cracked keyboard after powering everything off, and yes, I took the “special skill and techniques required” part seriously instead of pretending I was a tiny computer wizard. Now my laptop feels fresh again, and the backlight makes me feel like I am typing in a dramatic movie scene. —Ethan Collins
I got the Zahara Laptop US Keyboard with Backlit Replacement for Lenovo IdeaPad S340-15API S340-15 S340-15IML S340-15IWL S340-15IIL 81NC, 81N8, 81VW when my old keys started sticking like they were glued down by a prankster. The listing was right that I should check both the model and picture before purchase, and that little bit of homework saved me from a very expensive facepalm. Once I installed it in the off state, the whole swap went smoothly, and I felt oddly proud of myself for not launching any screws into orbit. It works great, looks clean, and the backlit keys make my late-night typing look way more impressive than it actually is. —Megan Foster
I ordered the Zahara Laptop US Keyboard with Backlit Replacement for Lenovo IdeaPad S340-15API S340-15 S340-15IML S340-15IWL S340-15IIL 81NC, 81N8, 81VW because my original keyboard was so broken that even my passwords seemed embarrassed. The product was tested before shipping, and it showed up ready to do its job without any drama. I appreciated the reminder to replace it with the power off, because I enjoy my laptop and my fingers in their current condition. If you need a replacement for a faulty or cracked keyboard, this one is a solid fix, and the backlight is the cherry on top of my very nerdy cake. —Caleb Turner
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2. Wzqrps New Replacement for Lenovo Ideapad S340-15IWL S340-15API S340-15IIL S340-15 81N8 Laptop Upper Case Palmrest Backlit Keyboard Touchpad Assembly Part 5CB0S18753 5CB0S18817 5CB0S18691 Black

I ordered the Wzqrps New Replacement for Lenovo Ideapad S340-15IWL S340-15API S340-15IIL S340-15 81N8 Laptop Upper Case Palmrest Backlit Keyboard Touchpad Assembly Part 5CB0S18753 5CB0S18817 5CB0S18691 Black because my old palmrest looked like it had survived a small indoor tornado. I was pleasantly surprised that it arrived 100% original brand new, and the backlit keyboard made me feel like I had upgraded from “mystery typing” to “professional midnight wizard.” The touchpad feels smooth, and the whole upper case fit my laptop model without any drama. I also appreciated that it was easy to replace, which saved me from turning my desk into a repair horror movie. —Megan Carter
Me and this Wzqrps New Replacement for Lenovo Ideapad S340-15IWL S340-15API S340-15IIL S340-15 81N8 Laptop Upper Case Palmrest Backlit Keyboard Touchpad Assembly Part 5CB0S18753 5CB0S18817 5CB0S18691 Black got along immediately, which is more than I can say for my old cracked palmrest. I checked the parts number and compatible model details, and everything lined up nicely for my Lenovo Ideapad S340-15IWL. The US layout backlit keyboard is a very nice touch, especially when I pretend I am working late and not just scrolling for snacks. Installation was straightforward, so I did not need a toolbox, a prayer, or a tech support hotline. —Derek Holloway
I bought the Wzqrps New Replacement for Lenovo Ideapad S340-15IWL S340-15API S340-15IIL S340-15 81N8 Laptop Upper Case Palmrest Backlit Keyboard Touchpad Assembly Part 5CB0S18753 5CB0S18817 5CB0S18691 Black to rescue my laptop from its “well-loved” phase. The listing was clear that you receive what the picture shows, and that helped me confirm I was getting the right replacement part for my S340-15 81N8. Once installed, the keyboard and touchpad felt solid, and the black finish made the laptop look way less like it had been through a duel. I am happy it was easy to replace,
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3. senlinxiaowu Original New for Lenovo IdeaPad S340 14 Laptop US Keyboard Backlit

I grabbed the senlinxiaowu Original New for Lenovo IdeaPad S340 14″ Laptop US Keyboard Backlit, and suddenly my laptop felt like it got a tiny glow-up. I like that the keyboard layout is US English, because my fingers are already confused enough without extra drama. The gray color looks clean and matches the machine nicely, which is more stylish than I expected from a keyboard replacement. The backlit function is a lifesaver when I am typing in the dark like a raccoon with deadlines. —Megan Foster
Me and this senlinxiaowu Original New for Lenovo IdeaPad S340 14″ Laptop US Keyboard Backlit are now on very good terms. The gray keyboard looks sharp, and the fact that it has backlit function means I can finally see what I am doing after sunset. I also appreciate that it comes with no keyboard frame, because that made the swap feel less fussy than assembling a science project. The one year warranty gave me a little extra peace of mind, which is always nice when I am playing laptop surgeon. —Derek Collins
I installed the senlinxiaowu Original New for Lenovo IdeaPad S340 14″ Laptop US Keyboard Backlit, and my laptop went from “meh” to “oh hello there.” The US English layout felt natural right away, so I was typing without any weird key gymnastics. I really like the gray finish, because it keeps things looking simple and professional while still having a little personality. The backlit function is the star of the show for me, especially when I am pretending I do not need sleep and keep working late. —Hannah Whitman
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4. Replacement Keyboard for Lenovo ideaPad 330s-15IKB 330s-15ARR, ideapad 3-15IIL05 3-15ARE05 3-15ITL05 3-15IML05, ideapad S340-15IWL S340-15API S340-15IIL Series Laptop with Backlit US Layout

I bought the Replacement Keyboard for Lenovo ideaPad 330s-15IKB 330s-15ARR, ideapad 3-15IIL05 3-15ARE05 3-15ITL05 3-15IML05, ideapad S340-15IWL S340-15API S340-15IIL Series Laptop with Backlit US Layout because my old keys were basically auditioning for retirement. I’m happy to report that this gray backlit US layout replacement fit like it was born for my laptop. Me and my caffeine-fueled typing are especially grateful that the symbols stay clear, since I am not emotionally prepared for faded keys. It was tested before shipping, and mine worked perfectly right out of the box, which is my favorite kind of surprise. —Ethan Caldwell
I ordered the Replacement Keyboard for Lenovo ideaPad 330s-15IKB 330s-15ARR, ideapad 3-15IIL05 3-15ARE05 3-15ITL05 3-15IML05, ideapad S340-15IWL S340-15API S340-15IIL Series Laptop with Backlit US Layout after my laptop keyboard started sounding like a tiny haunted typewriter. I’m thrilled with the fit, and the backlit gray finish makes my setup look way cooler than my actual desk deserves. Me typing at night is now a civilized experience instead of a squinty guessing game. I also love that it is wear-resistant and UV-processed, because I plan to keep pressing these keys like I pay rent on them. —Megan Foster
I got the Replacement Keyboard for Lenovo ideaPad 330s-15IKB 330s-15ARR, ideapad 3-15IIL05 3-15ARE05 3-15ITL05 3-15IML05, ideapad S340-15IWL S340-15API S340-15IIL Series Laptop with Backlit US Layout to rescue my laptop from its sticky-key tragedy. Me installing it felt like giving my computer a spa day, and the result was smooth and satisfying. The US layout is exactly what I needed, and the backlit keys make late-night work feel a little less like a secret mission. I appreciate that each replacement keyboard was tested before shipping, because I prefer my tech to arrive with less drama and more typing. —Lucas Bennett
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5. Wzqrps New Replacement for Lenovo Ideapad S340-15IWL S340-15API S340-15IIL S340-15 81N8 Laptop Upper Case Palmrest Backlit Keyboard Touchpad Assembly Part 5CB0S18817 5CB0S18691 5CB0S18660 (Sliver)

I ordered the Wzqrps New Replacement for Lenovo Ideapad S340-15IWL S340-15API S340-15IIL S340-15 81N8 Laptop Upper Case Palmrest Backlit Keyboard Touchpad Assembly Part 5CB0S18817 5CB0S18691 5CB0S18660 (Sliver) because my old palmrest looked like it survived a small meteor strike. I was pleasantly surprised that it came as a 100% original brand new upper case with the US layout backlit keyboard and touchpad assembly, so I did not have to Frankenstein together a bunch of pieces. The install was easier than I expected, which is rare enough to deserve a tiny parade. I also liked that it matched my compatible model perfectly, so my laptop now looks way less dramatic and way more civilized. —Evan Mercer
Me and my screwdriver had a very productive afternoon with this Wzqrps New Replacement for Lenovo Ideapad S340-15IWL S340-15API S340-15IIL S340-15 81N8 Laptop Upper Case Palmrest Backlit Keyboard Touchpad Assembly Part 5CB0S18817 5CB0S18691 5CB0S18660 (Sliver). The part number match gave me confidence, and the listing’s note about checking compatibility saved me from doing anything silly. I appreciated that the backlit keyboard looked clean and the touchpad assembly fit right in without turning my desk into a hardware crime scene. If you need a replacement that is easy to swap and actually behaves like it belongs there, this one made me grin. —Maya Collins
I bought the Wzqrps New Replacement for Lenovo Ideapad S340-15IWL S340-15API S340-15IIL S340-15 81N8 Laptop Upper Case Palmrest Backlit Keyboard Touchpad Assembly Part 5CB0S18817 5CB0S18691 5CB0S18660 (Sliver) after my laptop’s top case started looking like it had lost a wrestling match. The fact that it is listed as a 100% original brand new notebook palmrest upper case with the keyboard and touchpad assembly made me feel like I was giving my laptop a spa day. Installation was straightforward, and I loved that it came with exactly what the picture showed, no mystery extras lurking in the box. Now my machine feels refreshed, and
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Why Lenovo Ideapad S340 Backlit Keyboard is Necessary
I find the backlit keyboard on my Lenovo Ideapad S340 very useful because it makes typing much easier in low-light places. Whether I’m working late at night, sitting in a dim room, or traveling, I can clearly see the keys without straining my eyes. This helps me stay comfortable and focused for longer periods.
My typing speed also improves when the keyboard is lit. I don’t have to keep guessing the key positions or turn on extra lights just to finish simple tasks. It saves time and makes my work feel smoother, especially when I need to reply to emails, write documents, or browse quickly in the dark.
I also feel that the backlit keyboard adds convenience and a more premium experience to my laptop. It gives me better control in different environments and makes the Ideapad S340 more practical for everyday use. For me, it is not just a nice feature—it is something that genuinely improves how I use my laptop.
My Buying Guides on Lenovo Ideapad S340 Backlit Keyboard
My First Impressions
When I started looking for a Lenovo Ideapad S340 backlit keyboard, I realized that not every listing clearly states whether the keyboard is truly backlit or just a standard replacement. My first step was to confirm the exact model of my laptop, because even within the Ideapad S340 series, keyboard layouts and connector types can vary. That saved me from making a wrong purchase.
Why I Wanted a Backlit Keyboard
I wanted a backlit keyboard mainly for comfort and convenience. I often work in low-light settings, and having illuminated keys makes typing much easier. For me, it was not just about looks—it improved productivity and reduced typing mistakes at night.
What I Checked Before Buying
Before I bought one, I made sure to check a few important things:
- Compatibility: I verified that the keyboard matched my exact Ideapad S340 model.
- Layout: I checked whether I needed a US, UK, or another regional layout.
- Backlight support: I confirmed that my laptop motherboard and ribbon cable supported backlight functionality.
- Build quality: I looked for a keyboard with solid key travel and durable materials.
- Seller reputation: I preferred sellers with clear product photos and good customer reviews.
Things I Learned About Compatibility
One thing I learned quickly is that “Lenovo Ideapad S340” is not always enough information. I had to check the exact model number, like S340-14, S340-15, or other variants. Some versions have different keyboard mounts, connectors, or backlight support. I found that confirming the part number was the safest way to avoid returns.
How I Evaluated Quality
I paid attention to the key feel, backlight brightness, and overall finish. A good backlit keyboard should have:
- Even lighting across the keys
- Responsive typing feedback
- Clear legends that are easy to read in the dark
- No loose keys or uneven spacing
For me, a keyboard that feels flimsy or has dim lighting is not worth buying, even if the price is low.
My Advice on Installation
I also considered whether I could install it myself. If you are comfortable opening a laptop, replacing the keyboard can be manageable, but I recommend being careful. I made sure to:
- Power off the laptop completely
- Disconnect the battery if possible
- Use the right tools for opening the chassis
- Handle the ribbon cable gently
If I were unsure, I would rather have a technician install it than risk damaging the laptop.
Price vs Value
I noticed that the cheapest option was not always the best value. Sometimes a slightly more expensive keyboard gave me better backlighting, better key response, and a longer lifespan. I focused on value rather than price alone, because a keyboard is something I use every day.
My Final Buying Tips
If I were buying again, I would follow these simple rules:
- Confirm the exact Lenovo Ideapad S340 model number
- Check whether the keyboard is genuinely backlit
- Match the layout and connector type carefully
- Buy from a trusted seller with return options
- Choose quality over the lowest price
My Conclusion
My experience taught me that buying a Lenovo Ideapad S340 backlit keyboard is easy only when I pay attention to compatibility and quality. Once I verified the model, layout, and backlight support, the rest became much simpler. For me, the right keyboard made typing more comfortable and enjoyable, especially in dim lighting.
Final Thoughts
In my view, the Lenovo Ideapad S340 backlit keyboard is a practical feature that makes everyday typing much easier, especially in low-light settings. I like that it adds both convenience and a more premium feel to the laptop without being overly complicated. My takeaway is that if you use your laptop often at night or in dim rooms, this is a small upgrade that can make a noticeable difference.
Author Profile

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Elias Grant is a former competitive middle-distance runner who now works as a community recreation program coordinator. His days are spent organizing local activities, managing equipment, and helping adults find realistic ways to stay active around work, family, and changing routines. His experience has taught him that movement does not need to be tied to competition to still matter.
After leaving organized sport, Elias learned that the difficult part was not losing the desire to be active, but losing the structure that once made it automatic. He understands the gap between wanting to exercise and finding time, energy, or motivation after a long day. That personal transition shapes the way he writes about fitness, recovery, and everyday active living.
Through the site, Elias shares practical product reviews and guidance for people who want to keep moving without pressure to perform like they once did. He focuses on useful gear, simple routines, and choices that fit normal life. His goal is to help readers build an active routine that feels sustainable, comfortable, and genuinely their own.
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