Welcome to the ABCDEAL Guide. Here we publish practical know-how on how to pick the right parts for your Lenovo laptop by model and FRU number, plus other useful Lenovo laptop topics.
We use our own extensive compatibility database (thousands of part-model matches), so instead of guessing you pick the right component straight away.
Not sure which part fits? Send us your laptop model or serial number - we'll help you choose. 💬 ask our AI assistant · 📧 shop@abcdeal.pl · 📞 +48 601 415 357 / +48 33 853 26 20
Guides
How to choose a part
🔎 Serial number and machine typeWhere to find the S/N and MTM of your laptop: label, BIOS, Windows.⌨️ How to choose a keyboardFRU, backlight, key layout and TrackPoint - step by step.🔋 CMOS / BIOS batteryWhich one fits your ThinkPad - map by series and year.🏷️ FRU number - how to readCheck part compatibility by FRU number.🔩 Laptop screwsHow to choose a screw set for your model.🖥️ Palmrest / caseTypes of case parts and matching by model / FRU.🔌 Display and camera cableHow to choose the eDP cable by panel (resolution, touch).🖥️ LCD screen - how to chooseBy parameters: diagonal, resolution, connector, touch.⚙️ Processor - soldered or replaceableWhich models have the CPU soldered (BGA) and which replaceable - and what it means when buying a board.🆚 ThinkPad T vs L vs EHow the T, L and E series differ - materials, displays, keyboard, and which to choose.📷 Lenovo Laptop WebcamsEvolution, IR/Windows Hello, diagnostics and module replacement.🔋 Main battery - how to chooseNot CMOS - how to match the right capacity and FRU number.💾 M.2 SSD form factors2230, 2242, 2260, 2280 - SATA vs NVMe, which slot fits your model.🔌 Charger - how to choose wattage45W-230W, slim-tip, round barrel or USB-C connector.🖱️ Touchpad and TrackPointHow they work together and how to tell which one is actually failing.⌨️ Single key replacementCan you replace just one key instead of the whole keyboard.⌨️ Keyboard layout US/UK/DEHow to identify the layout and whether the keyboard alone is enough or you need the palmrest.🧱 Chassis: A, B, C, D coverLid, bezel, palmrest, bottom - what is what and the variants (IR, touch, WWAN).
Diagnostics and repair
🖱️ Wymiana touchpada T440Replacing the T440 clickpad with a T450/T460 model - physical buttons and the end of the clunkpad.🖱️ Touchpad after Win11 updateCursor stopped after a Windows 11 update? Driver or hardware fault - how to check.🌡️ Laptop overheatingDust, thermal paste or fan? How to diagnose the cause yourself before repairing.🛠️ Repair vs new laptopWhen repairing is worth it and when to buy a different unit - concrete cost thresholds.⌨️ Keyboard not workingDriver, spill or mechanical fault? Step-by-step diagnostics before replacing.🔌 Laptop does not turn onCharger, battery or motherboard? A 5-minute test without opening the case.🖥️ Screen flickers or has stripesA 2-minute external monitor test - cable or panel.🔋 Battery draining fastReal cell wear or a software issue? How to check in 5 minutes before buying a new battery.🖱️ Touchpad not respondingCable, the module itself, or Windows 11? Hardware diagnostics before replacing the touchpad.🥶 Laptop freezingRAM, drive, or overheating? How to check the cause before replacing a part.🧊 Fans & CoolingDust, thermal paste, or fan - full guide to diagnosing and replacing cooling per series.🔌 Battery ReplacementHow to check battery health (BIOS, Vantage, powercfg) and replace it safely.🛠️ Keyboard RepairStuck keys, liquid damage, mounting per series - when to clean, when to replace.🔍 Display Selection30-pin, 40-pin, eDP, LVDS - how to choose the right display and avoid ordering mistakes.🧠 RAM UpgradeDDR4, DDR5, SODIMM, max capacity per series - when an upgrade is worth it.🔧 Hinge diagnosticsCreaking, loose or cracked? Signs of failure and when to replace.📶 WiFi/WWAN moduleDiagnostics and the BIOS whitelist trap on older ThinkPads.🚨 ThinkPad error codes0190, 0271, 1802, 2100 and LED blink codes - which part is at fault.🔌 DC and USB-C charging portOn a cable or soldered to the board - how to check before buying.🔊 Speakers - crackling, no soundHardware or driver - the headphone test, typical faults and replacement.
Parts by model
🧩 ThinkPad TT14, T14s, T15, T16, T490, T480s, T470s, T460, T450s and older · 29 guides💼 ThinkPad XX13, X1 Carbon, X390, X280, X270, X260, X250 and older · 11 guides🖥️ ThinkPad PP1, P14s, P15s, P16, P16s, P15, P17, P5x, P7x, W540 · 16 guides🧩 ThinkPad LL13, L14, L15 (Gen 1-5), L380-L590 · 17 guides🧩 ThinkPad EE14, E15, E16, E480-E595 and the whole E series · 7 guides🔄 ThinkPad YogaX1 Yoga, X13 Yoga, L13 Yoga and more · 2 guides💻 IdeaPad and YogaIdeaPad 1, 3, 5, Slim, Flex, 3x0-7x0s, Yoga 7, Yoga 5x0-9x0 · 15 guides🎮 Legion and LOQLegion 5, 7, Pro, Slim, Y520-Y740, LOQ · 8 guides📘 ThinkBook and Lenovo VThinkBook 13s, 14, 15, 16, 14p, 16p and V14, V15, V17 · 5 guides
We add more guides regularly. Got a topic we should cover? Let us know.