Running diagnostic script obdiag/normal

Testing /ebus@1f,464000/serial@2,80
Testing /ebus@1f,464000/serial@2,40

   ERROR   : Transmitted char=0x0  Received char=0xd
   DEVICE  : /ebus@1f,464000/serial@2,40
   SUBTEST : selftest:internal-loopback
   MACHINE : Sun Fire V215
   SERIAL# : 78689994
   DATE    : 03/17/2016 01:09:35  GMT
   CONTROLS: diag-level=max test-args=

Error: /ebus@1f,464000/serial@2,40 selftest failed, return code = 1
Testing /ebus@1f,464000/flashprom@0,0
Testing /ebus@1f,464000/env-monitor@3,0


ERROR: OpenBoot Diagnostics failed.