00338    a2200109   4500020001500000082001700015100002400032245007700056260004500133300003100178650001900209  a0672226294  a621.3916 STE  aStephenson, John G.  aMicrocomputer Troubleshooting and RepaircJohn G. Stephenson, Bob Cahill  aUSA :bHoward W. Sams and Company,c1988  axi, 354p. :bill. ;c28 cm  aMicrocomputers