Cheap And Discounts 1-883-776-21/11 1-883-776-21 APS-284 power supply board for KLV-40BX423 40BX420 T-CON connect board GLB Video Wholesale. Buy Directly From Merchant geleibo2 Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.