User manual

TECHNICAL REFERENCE
Basic Data Commands
8-5
En Sets local echo.
E0 Echo OFF
E1 Modem displays keyboard commands
Fn Sets online local echo of transmitted data
ON/OFF.
F0 Local echo ON. Modem sends a copy of the
data it sends to the remote system to your
screen.
F1 Local echo OFF. Receiving system may send a
remote echo of data it receives.
Hn Controls ON/OFF hook.
H0 Hangs up (goes on hook).
H1 Goes off hook.
In Displays the following information.
I0 Four-digit product code
I1 Results of ROM checksum
I2 Results of RAM checksum
I3 Product type
I4 Current modem settings
I5 Nonvolatile memory (NVRAM) settings
I6 Link diagnostics
I7 Product configuration
I9 Plug and Play information
I11 Extended link diagnostics
Ln Controls speaker volume (internals only).
L0 Low volume
L1 Low volume
L2 Medium volume
L3 High volume
Mn Operates speaker.
M0 Speaker always OFF.
M1 Speaker ON until CONNECT.
M2 Speaker always ON.
M3 Speaker ON after dial, until CONNECT.
On Returns online.
O0 Returns online.
O1 Returns online and retrains.
P Sets pulse dial (for phone lines that don’t support
touch-tone dialing).
Qn Displays/suppresses result codes.
Q0 Displays result codes.
Q1 Quiet mode; no result codes.
Q2 Displays result codes only in Originate mode.
Sr=n Sets register r to n.
Sr? Displays contents of
S-Register r.
S$ Displays a list of the S-Registers.
T Sets tone dial.