
StoneTaskin 5B20Z55039 For Lenovo IdeaPad 5-15ITL05 Motherboard I5-1135G7 16G NM-D211 100% Tested 45 Days Warranty
Product Description:
This is a high-quality compatible replacement motherboard for the Lenovo IdeaPad 5-15ITL05 laptop series. The motherboard features part number 5B20Z55039 (also known as NM-D211) and comes pre-installed with an Intel Core i5-1135G7 processor and 16GB of DDR4 RAM. It has been 100% functionally tested and includes a 45-day warranty from the supplier.
Key Features:
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Processor: Intel Core i5-1135G7 (4 cores, 8 threads, 2.4GHz base, up to 4.2GHz turbo, 8MB cache)
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Memory: 16GB soldered DDR4-3200 RAM
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Graphics: Integrated Intel Iris Xe Graphics (UMA configuration)
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Motherboard Model: NM-D211 / 5B20Z55039
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Compatibility: Specifically designed for Lenovo IdeaPad 5-15ITL05 series laptops
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Quality Assurance: 100% functionally tested before shipping
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Warranty: 45-day warranty from the supplier
Detailed Specifications:
|
Specification |
Details |
|---|---|
|
Part Number |
5B20Z55039 |
|
Motherboard Model |
NM-D211 |
|
Compatible Laptop |
Lenovo IdeaPad 5-15ITL05 series |
|
Processor |
Intel Core i5-1135G7 |
|
Processor Cores/Threads |
4 cores / 8 threads |
|
Base Frequency |
2.4 GHz |
|
Max Turbo Frequency |
4.2 GHz |
|
Cache |
8 MB Intel Smart Cache |
|
Memory |
16GB soldered DDR4-3200 |
|
Graphics |
Integrated Intel Iris Xe Graphics |
|
Graphics Max Frequency |
1.30 GHz |
|
Memory Support |
Up to 64GB (system dependent) |
|
Memory Channels |
2 |
|
PCIe Support |
Gen 4 (processor), Gen 3 (chipset) |
|
Thunderbolt Support |
Intel Thunderbolt 4 |
|
Manufacturing Process |
10 nm SuperFin |
|
TDP Range |
12W (down) to 28W (up) |
Compatibility Information:
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Primary Compatibility: Lenovo IdeaPad 5-15ITL05 series laptops
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Alternative Models: This motherboard may also be compatible with other Lenovo models using the NM-D211 board design
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System Requirements: Ensure your laptop chassis and other components are compatible before purchase
Processor Details (Intel Core i5-1135G7):
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Architecture: 11th Gen Tiger Lake
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Lithography: 10 nm SuperFin
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Cores/Threads: 4 cores, 8 threads with Intel Hyper-Threading
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Clock Speeds: Base 2.4 GHz, Max Turbo 4.2 GHz
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Cache: 8 MB Intel Smart Cache
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Graphics: Intel Iris Xe Graphics with 80 execution units
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Memory Support: DDR4-3200, LPDDR4x-4267
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Max Memory: 64 GB
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PCIe: Gen 4 support
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Thunderbolt: Thunderbolt 4 support
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TDP: Configurable 12W-28W
Laptop Specifications (Lenovo IdeaPad 5-15ITL05):
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Display: 15.6" FHD (1920×1080) IPS, 300 nits anti-glare (touch and non-touch options)
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Storage Options: M.2 NVMe SSDs (128GB to 1TB) with optional 2.5" HDD
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Webcam: HD 720p with privacy shutter
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Battery: 45Wh, 57Wh, or 70Wh integrated options
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Connectivity: Wi-Fi 6 (11ax), Bluetooth 5.0
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Keyboard: Backlit or non-backlit options in multiple language layouts
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Colors: Abyss Blue, Graphite Grey, Platinum Grey
Testing & Quality Assurance:
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100% functional testing before shipping
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All components verified for proper operation
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Board inspected for physical damage and soldering defects
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Processor and memory tested for stability
Warranty Information:
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Duration: 45 days from the date of purchase
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Coverage: Manufacturing defects and functional failures
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Exclusions: Physical damage, improper installation, compatibility issues, or damage from liquid spills
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Provider: Third-party supplier warranty (not Lenovo official warranty)
Installation Instructions:
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Safety First: Disconnect the laptop from power and remove the battery if possible.
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ESD Protection: Use an anti-static wrist strap or work on an anti-static surface.
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Disassembly: Carefully remove the laptop bottom cover and disconnect all cables from the old motherboard.
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Motherboard Removal: Unscrew and remove the faulty motherboard from the chassis.
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Installation: Place the new motherboard in position and secure with screws.
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Reconnection: Reconnect all cables, including display, keyboard, touchpad, and power connectors.
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Reassembly: Replace the bottom cover and secure all screws.
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Testing: Power on the laptop and verify all components are functioning correctly.
Important Notes:
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This is a compatible replacement part, not an original Lenovo motherboard.
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The 45-day warranty is provided by the third-party supplier, not Lenovo.
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Ensure your laptop model exactly matches the IdeaPad 5-15ITL05 series before purchase.
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For laptops still under Lenovo warranty, contact Lenovo support for official replacement options.
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Installation requires technical skill; consider professional assistance if unsure.
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The 16GB RAM is soldered to the motherboard and cannot be upgraded or replaced separately.
Package Includes:
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1× Lenovo IdeaPad 5-15ITL05 compatible motherboard (5B20Z55039 / NM-D211)
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Installation guide (if provided by supplier)
Technical Support:
For installation assistance or technical questions, contact the supplier's support team. Note that Lenovo official technical support may not be available for third-party components.
Return Policy:
Returns are typically accepted within 30 days of purchase if the item is unused and in original packaging. Defective items covered by warranty will be replaced or repaired according to the warranty terms.
Performance Expectations:
With the Intel Core i5-1135G7 processor and 16GB RAM, this motherboard provides:
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Smooth multitasking for office applications, web browsing, and media consumption
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Capable performance for light photo editing and content creation
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Efficient power management for good battery life
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Support for modern connectivity standards including Wi-Fi 6 and Thunderbolt 4
Pre-Purchase Verification:
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Confirm your laptop model is Lenovo IdeaPad 5-15ITL05 (check label on bottom of laptop)
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Verify the current motherboard part number (if visible)
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Ensure the motherboard is the actual source of any system issues
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Consider professional diagnosis if uncertain about the problem





