155

1500 3 Jan 68

Tested TV camera in sample case-works
All joints of arm work with A-D and
motor control.

MAG TAPE doesn't work
167 doesn't work to DISK
DP holds down IO Buss when turned
on.

Ampex cores not tested
TV Pan-tilt not tested
Audio system Not tested
Music or speech

SRR

1530 3 Jan 68

Set up teys recorder under
support for electronics end
of rotating element carbin & of Librascope
disk. Geo Plate requested
a temp. record to help find the
perm, read failures

SRR

2400 3 Jan 68

Chased MAG TAPE problems in 516

Found 5-flop was not getting reset
to CS TCR by IO reset. Condition
was solid and independent of the state
the 5-flop was in. Grounding CS TCR —◇
would reset the 5 flop. Tried replacing
4112 in 3D25. No change. Tried replacing
4115 in 3E20. No change. ? Found
IOB Reset at 516 is only 1.8 V high. This is