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  6. Item#: 9SIC8JMM611798

  • $20.12
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    Ships from China.
    Sold by ThermalNest

    Shipped by ThermalNest

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    LSA991P 749650001 Power Button Switch Board with 455MM4BOL Flex Cable, Replacement Laptop PowerONOFF Board for HP 15G,15R,15R221TX,250,256 G3 Notebook PowerKey Repair Spare Part

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    • - LSA991P power button board assembly with 455MM4BOL flex ribbon cable, compatible with HP 15G,15R,15R221TX,250,256 G3 series laptops
    • - Resolves typical powerkey defects: unresponsive power button, no boot trigger, intermittent poweron and damaged original switch hardware
    • - Complete preattached cable assembly with precise pinout definition, direct replacement for defective original unit without extra soldering work
    • - Rigorous functional testing before shipment, delivers stable poweron signal and reliable button feedback for daily notebook operation
    • - Verify laptop exact model and part numbers LSA991P /749650001 /455MM4BOL before purchase to confirm hardware compatibility
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    LSA991P power button switch board comes with integrated 455MM4BOL flex ribbon cable, dedicated replacement spare part for HP 15G,15R,15R221TX,250 and 256 G3 notebooks. This assembly fixes common powerbutton failures such as stuck keys, zero response when pressing power switch and random boot failure caused by wornout original components. Fully assembled boardandcable unit eliminates additional soldering steps during maintenance. Every unit undergoes basic function testing to guarantee steady poweron signal transmission. Perfect for IT repair technicians and DIY laptoprepair enthusiasts. Please doublecheck your laptop exact model and original part number prior to ordering. Notebook disassembly skill is required for proper installation.


    Specifications
    1. Part Numbers: LSA991P, 749650001, 455MM4BOL
    2. Product Type: Laptop Power Button Switch Board with Flex Cable
    3. Compatible Brand: HP
    4. Compatible Laptops: 15G, 15R, 15R221TX, 250 G3, 256 G3
    5. Main Function: Power ONOFF Signal Trigger
    6. Assembly: Switch Board + Integrated Flex Ribbon Cable
    7. Installation: Internal notebook replacement spare part
    8. Pretested: Yes
    9. Suggestion: Professional disassembly & installation recommended


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