DEC 4000 600 series, Owner'S Manual, Page: 52 / 242

Console Mode User Interface
Control
Characters
Enter control characters by holding down the key labeled Ctrl
while pressing another key. You can enter the following control
characters in console mode:
Character Function
Ctrl/A
Toggles between insertion and overstrike mode so
you can edit text on the current command line.
Default mode is overstrike.
Ctrl/C
Interrupts a command process and returns control
to the console command line.
Ctrl/E
Moves the cursor to the end of the line.
Ctrl/H
Moves the cursor to the beginning of the line.
Ctrl/O
Suppresses output to console terminal until you
enter
Ctrl/O
again. Output is also reenabled when
the console prompts for a command, issues an
error message, or enters operating system mode.
Ctrl/S
Suspends output to the console terminal until you
enter
Ctrl/Q
.
Ctrl/Q
Resumes output to the console terminal that you
suspended with
Ctrl/S
.
Ctrl/U
Deletes the entire line. Line deletion is followed
with a carriage return, line feed, and a new
prompt.
Ctrl/R
Redisplays the current line, omitting deleted
characters.
2–8 Console Subsystem