Toshiba PSA20 Benutzerhandbuch

Return to command mode. Causes the modem to return to
command mode after dialing a number, without disconnecting
the call.

S=n

Dial a telephone number previously stored using the &Zn=X
command (See &Zn=X command for more information). The
range is 0-3.

This command controls whether or not the characters entered from your
computer keyboard are displayed on your monitor (echoed) while the
modem is in command mode.

Disables echo to the computer.

Enables echo to the computer (default).

Result Codes:

n=0,1

Otherwise

This command instructs the modem to go on-hook to disconnect a call,
or off-hook to make the phone line busy.

Modem goes on-hook (default).

Modem goes off-hook.

Result Codes:

n=0,1

Otherwise

This command displays product information about the modem.

Returns modem identity string and driver version number.

Same as 

.

Returns region ID in English.

Result Codes:

n=0,3,9

Otherwise