AT&T 7300 / 3b1 with a DOS co-proc
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AT&T 7300 / 3b1 with a DOS co-proc |
by Bill Degnan - 12/04/2006 19:09 |
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Just got an AT& T 7300 / 3b1 with a DOS co-processor card.
I have a new set of DOS-73 system diskettes AT&T UNIX PC Model 7300 ver 1.00, and a DOS-73 diagnostic. Matching manuals. Cleaned unit, does not power on. Fuse is OK. Reply |
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test the power supply with a multimeter |
by Nathan Brown - 05/23/2010 21:39 |
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Check the power supply output with
a multimeter. The power swithch. Hopefully the boards are not fried. +12 volts, -12Volts, +5 volts, -5 volts, ** +24 volts, -24 Volts some old 8 inch drives use this. Ground, other 1.x and 3.x voltages can be present. Reply |
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AT&T 3B1 Power Supply Repair |
by Bill Degnan - 05/23/2010 22:31 |
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Thanks for the reply.
The power supply was repaired in 2008, by one of my students as a project. I forgot what on the power supply went bad but it's OK now. Reply |
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AT&T 3B1 Software |
by Bill Degnan - 07/15/2010 00:27 |
Installed the following packages on my UNIX PC, I have more, there are lots, but this will get me started. I used to love perl, glad to have that again. CURSES/TERMINFO UNIX GAMES THE STORE! MTOOLS 2.0 ENGINE MAILX HDB 3.5 HDB 3.5 ADMIN MODULA2 KORN KERMIT 5A (172) GCC 1.40.1 GDB 3.5 TCSH (t shell) ADVENTURE LARN V12 HACK 1.0.3 PACMAN OTHELLO 1.0 WORLD CASINO STAR TREK CHESS (SHAH) 1.1 PERL 4.0 The games can be found here http://unixpc.taronga.com/STORE/README Reply |
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