Data General AViiON 4600 Series, Customer Documentation

Page: 218 / 266

Using the System Control Monitor
B-4
014–002091
Table B–1 SCM Line Editing Features and Keyboard Control Sequences
Completes the current input line, begins execution of
command input, and returns the SCM prompt.
<
Ctrl–A
> Recalls and displays the last command string you entered
at the SCM prompt.
<
Ctrl–C
>
1
Interrupts execution of an SCM command and returns the
SCM prompt. This is a polled interrupt; some procedures
complete before they break. If you do not have an
auto-repeat keyboard, execute the Ctrl-C sequence
repeatedly until you see the SCM prompt.
<
Ctrl–I
>
2
Restores default configuration parameters to the following
factory settings. System console port: 9600 baud, 8 data
bits, no parity, ANSI character set, enabled flow control,
U.S. English keyboard language. Parallel printer:
Centronics interface. SCSI tape drives: block transfer
mode. Mouse or modem port: 1200 baud. Also restores
video timing parameters (see Ctrl-V below). Enter
<
Ctrl–I
>, wait until you hear one beep; then, enter
1
if you
have a 70 Hz monitor, or enter
2
for a 60 Hz monitor.
<
Ctrl–Q
> Resumes SCM output display that was suspended with the
Ctrl-S sequence.
<
Ctrl–S
> Suspends SCM output display until you resume it with the
Ctrl-Q sequence.
<
Ctrl–U
> Erases the current line of text, from the left of the cursor
to the SCM prompt.
<
Ctrl–V
>
2
Allows you restore the default video parameters for the 70
Hz graphics monitor, or to change the defaults for a 60 Hz
monitor. Use this control sequence only if the window that
appears at powerup on your graphics monitor is distorted
or does not appear. After you type Ctrl-V, wait until you
hear a beep; then, type
1
for 70 Hz parameters, or type
2
to
configure for a 60 Hz monitor. The monitor is configured
to the new frequency when you hear a second beep. If the
screen display on your graphics monitor is not clear after
trying both frequencies, refer to Appendix C, Solving
Powerup Problems and Exiting the DG/UX Installer."
Keyboard Entry Function
1
Only functions as an interrupt to SCM functions.
2
You can execute this sequence only while in the SCM.