Your right i get processor error with the test with following gpib log
ERROR: diagnostic test failure, dsp68kD1MemTest, ** addr = 0x720a680 exp data = 0x5555 actual = 0xff55, ** addr = 0x720a682 exp data = 0x5555 actual = 0xff55, ** addr = 0x720a684 exp data = 0x5555 actual = 0xff55, ** addr = 0x720a686 exp data = 0x5555 actual = 0xfd55, ** addr = 0x720a688 exp data = 0x5555 actual = 0xff55, ** addr = 0x720a68a exp data = 0x5555 actual = 0xff55, ** addr = 0x720a68c exp data = 0x5555 actual = 0xfd55, ** addr = 0x720a68e exp data = 0x5555 actual = 0xfd55"