No power light on front

I found that a dirty connector on the ribbon connection was stopping the light from displaying so I cleaned it and it came on,I used my tweezer to scrape the connectors.

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0