I found motherboard NB.M4911.003 on Amazon. It tells me 471P models are compatible, but is it compatible with my specific 471P-6662 laptop? If not, can I be given a motherboard model number or be linked to one that would work with mine please? 
Acer Aspire V5-471P Motherboard
Acer Aspire V5-471P NB.M4911.003 Intel Core i3-2377m Laptop Motherboard. Acer meets the current and future demands of high performance, power embedded computing, making it ideal for communications, transaction terminal, interactive client, industrial automation applications as well as for standard home use. Acer Part Number:NB.M4911.003 NBM4911003Compatible Part Numbers: 48.4TU05.04M 484TU0504M 55.4ZJ01.007 554ZJ01007Compatible Models: Acer Aspire V5-471P V5-571P SeriesCPU: Intel Core i3-2377m 1.5GHz SR0CW Processor