Read Sharp LC-37XL8E (serv.man2) Service Manual online
LC-32XL8E/S/RU, LC-37XL8E/S/RU
2 – 7
9. Remove all the connectors from PWBs.
Wire "LB"
Wire "LB/FR" to WH
Wire "LB" to WH
Wire "LA"
Wire "LW"
Wire "FR"
Click on the first or last page to see other LC-37XL8E (serv.man2) service manuals if exist.