Introduction |
Use this guide to replace thea faulty or broken motherboard onin your ATT CL4940 telephone. | | The motherboard is the main circuit board which provides all connectivity between the hardware components of the device. A faulty motherboard can cause your device to run slow, and in some cases not work at all. Some reasons for motherboard failure are due to:include overheating, dust, power surges, and old age. | | * Overheating | * Dust | * Power surges | * Old age | Before using this guide, make sure to check out the page on [guide|750|soldering and desoldering] as this will be an important skill in step 5. | | Be sure to ***unplug your device*** before starting as to avoid any electrical related injuries and/or damages. |
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