141

0400 23 FEB '68

LIBRASCOPE LOSES ! !
DISK SENDS SPURIOUS "HOT" ERROR
SIGNALS EVERY SECTOR, THUS:

[Drawing of two waveforms labeled:
"SECTOR CNTR. INVALID"
"HOT"
Some timing info for waveforms]

PIN T14 H IN 167 GROUNDED TO IGNORE "HOT"
D.M.P.

1930 23-FEB-68
Mag tape drive, if power is turned
on, spins its reels backwards, in an
attempt to stretch a tape.

J. Sauter

Power should not be turned off with
a tape on the transport. If you do, you
will lose big.

T. Ponefsky