Cheap And Discounts Original Logic Main Board For HP M477fdn M477fdw M477fnw M477 477 Formatter Board Mainboard CF377-60001 CF378-60002 CF379-60001 Wholesale. Buy Directly From Merchant puyun2018 Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.