US Robotics 005689-03 Manual page 39

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 touchtone
dialing).
Qn Displays/suppresses result codes.
Q0 Displays result codes
Q1 Quiet mode; no result codes
40
Q2 Displays result codes only
in Originate mode
Sr.b=n Sets bit .b of register r to n (0/OFF
or 1/ON).
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.
Vn Displays verbal/numeric result
codes.
V0 Numeric codes
V1 Verbal codes