Mouse difficulties resolved
Peter Knoppers
knop at dutecaa.uucp
Sun Feb 4 08:26:34 AEST 1990
In article <4470 at brazos.Rice.edu> tunison at brazos.rice.edu (Jeffrey R. Tunison) writes:
...
>****************************************************************
>An IBM PC/RT running AIX 2.2.1 will NOT recognize an IBM mouse
>plugged into the mouse port until the CPU's power has been
>completely turned OFF. Warm reboots will NOT result in the OS
>realizing that a mouse is connected. You must power the machine
>up from scratch after plugging that little guy in.
>****************************************************************
It is even worse than that:
Plugging in a mouse or keyboard in an RT while it is powered-up
may cause latch-up in the electronics in the mouse/keyboard which
can kill your mouse/keyboard within seconds.
This problem is not restricted to IBM RT computers, it applies to all
computers and all periferal devices that receive their operating
power through the cable that connects them to your computer!
--
_____ __ __ __ __ ____ _____ _____ ______ _____ _____
| _ \ | |/ || \| | / \ | _ \ | _ \ | ___|| _ \ / ___|
| __/ _ | < | || || || __/ | __/ | >__ | < \__ \
|__| |_| |__|\__||__|\__| \____/ |__| |__| |______||__|\__||_____/
P. Knoppers, Delft Univ. of Technology, The Netherlands, knop at duteca.tudelft.nl
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