IBM 3174 Reference Manual page 200

ASCII Station Setup and Switch Settings
Lear Siegler ADM 1178
Switch Setting
Note
CLICK
. . .
1
ONLINE
Y
CURSOR BLINK
. . .
1
STATUS
NORM
WRAP
N
BPS
—
2
BITS
7
BITS
1
PTY?
—
2
PTY
. . .
2
DUPLEX
FDX
HZ
3
HANDSHAKE
—
2
XON/XOFF
—
2
BUSY
—
1
ANSBK
—
1
NUMERIC
~
1
SCREEN SAVE
. . .
1
ATTRIBUTES
1
LOCK (alpha/shift)
—
1
INDICATE SHIFT
—
1
LOCK (local/transmit)
1
LOCK RELEASE
1
KEYBD
3278
SCROLL
N
Notes:
1. The function designated by this switch has no effect on the 3174,
2. This setting must match the configuration of the 3174.
3. This selection must match the power line frequency.
In the U.S.A., this switch Is set to 60 Hz.
Appendix B. Using a Modem and an ASCII Terminal With the 3174 Asynchronous Emulation Adapter B-23