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3 revisions	Soazdrmm at Oct 05, 2020 10:37 PM	Compared with
Oct 05, 2020 Soazdrmm Jul 17, 2020 Soazdrmm Mar 30, 2018 Stanford University Archives	36 [Notebook page 32] 1145 Jan. 18 Ran High Speed Checkboard to try to find marginal mechanical problems in CORE 2. Found several balun boards which failed when tapped with a screwdriver. Fix was to erase the contacts on the balun boards. Also found a bad 1998 in 2J6 which had to be replaced. J. Gleason 18 Jan 1:00 (1) TTY6 (next to am) not sending line feeds part of time. (2) Low order couple bits of spacewar buttons not being seen sometimes by calli 33. Pringle [printout taped to page] CORE PARITY ERROR, LOCATION 000000212603 OPND=776477457774 PC=350000145377 INSTR=202015007653 DATE=000641112474 TIME=1255:12 [hand written] Core3 MHM [end of printout] Jan 18 [printout taped to page] CORE PARITY ERROR, LOCATION 000000276077 OPND=417131473146 PC=350000247601 INSTR=263740000000 DATE=000641112535 TIME=1325:12 [hand written] Core3 MHM [end of printout]	36 1145 Jan. 18 Ran High Speed Checkboard to try to find marginal mechanical problems in CORE 2. Found several balun boards which failed when tapped with a screwdriver. Fix was to erase the contacts on the balun boards. Also found a bad 1998 in 2J6 which had to be replaced. J. Gleason 18 Jan 1:00 (1) TTY6 (next to [am?]) not sending line feeds part of time. (2) Low order couple bits of space[???] buttons not being seen sometimes by call[?] 33. Pringle [printout] CORE PARITY ERROR, LOCATION 000000212603 OPND=776477457774 PC=350000145377 INSTR=202015007653 DATE=000641112474 TIME=1255:12 [hand written] Core3 MHM [printout] CORE PARITY ERROR, LOCATION 000000276077 OPND=417131473146 PC=350000247601 INSTR=263740000000 DATE=000641112535 TIME=1325:12 [hand written] Core3 MHM

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