Data General AViiON 4600 Series, Клиентская документация

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Starting and Stopping the Computer System
3-9
014–002091
Resetting the Computer System
As long as your computer system has completed powerup testing, you can reset the
hardware at any time by pressing the Reset/Abort switch on the computer unit rear
panel
up . Figure 3Ć4 shows the location of the computer unit reset and abort switch.
CAUTION: Never press the reset switch during powerup testing. If you want to
interrupt a powerup sequence, wait until you see the message
Passed
.
Also, rememberthat resetting orcycling powerto yourcomputerwhile
your operating system is running may result in lost data. Always try to
shut down your operating system before resetting your computer system.
Computer Unit Chassis
Rear Panel
RESET
ABORT
Figure 3-4 Computer Unit Reset and Abort Switch
NOTE: Pressing the Reset/Abort switch down (to ABORT) sends an interrupt to the
CPU without resetting the system. The effect of this interrupt depends on
what operating system or stand-alonesoftwareis running at thetimeof the
interrupt; refer to your software documentation to determine the abort
switch's use on your system. If, for example, your system includes the
DG/UX kernel debugging software, pressing the abort switch brings you to
the kernel debugger prompt, described in the manual
Using the DG/UX

Kernel Debugger.