Excell alsa 350 has error 39 during self test

Dear all

The unit is giving error 39 . As it is Error in the internal dummy load used during the self test .

Could any one help to repair this fault

Thank you

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

crwdns2934109:0crwdne2934109:0

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