96

0340 11-21-67

Got both core parity error and
disk read error at the same time
while testing new system. PAR Ma =
103022, MB = 466271356236
Disk: SAR = 10+9+8+7+6+4+3+2+1
TRK = 2, BAND = 5+4

J. Sauter

0345 11-21-67

In trying to track down a
checksum error problem I put a
re-read feature into the system disk
routines. I have evidence that, in writing,
occasionally a half word of data is not
sent, the previous half word being sent
in the place. The first case was the right
half of word 1 being copied into the left
half of word two. Now we are getting