2-2
1 x 2 SCSI
3
+opq st 4 +
4
+opq st 4 +
1
+T
opq st 4 +T
2
CD
%&'
/
$%&'/CG4./
~CGHIJ
$%&'./0LM
d%&' o~%&'4CG./
opq st 4 %&'
J120M4s => p¡¢
2-1
(4)