Command
Function
X1
Runs X0 and further specifies all CONNECT
responses and blind dialing.
X2
Runs X1 and further specifies dial tone
detection.
X3
Runs X1 and further specifies busy signal
detection and blind dialing.
X4
Specifies all responses and dial tone and busy
signal detection. (default)
Z
Resets and recalls the user profile.
Extended AT commands
Command
Function
&C0
Specifies that carrier detect (CD) is always on.
&C1
Turns on CD when the remote carrier is
present. (default)
&D0
Ignores DTR signal.
&D1
Returns modem to command mode after DTR
toggle.
&D2
Hangs up modem and returns to command
mode after DTR toggle. (default)
&D3
Resets modem after DTR toggle.
&F
Loads factory default configuration.
&G0
Disables guard tone. (default)
&G1
Enables 550-Hz guard tone.
&G2
Enables 1800-Hz guard tone.
&M0
Specifies asynchronous operation.
&S0
Keeps DSR on. (default)
122
IBM ThinkPad 570 Online Book
Summary of Contents for ThinkPad 570E
Page 6: ...vi IBM ThinkPad 570 Online Book...
Page 10: ...4 IBM ThinkPad 570 Online Book...
Page 30: ...24 IBM ThinkPad 570 Online Book...
Page 42: ...36 IBM ThinkPad 570 Online Book...
Page 50: ...44 IBM ThinkPad 570 Online Book...
Page 80: ...74 IBM ThinkPad 570 Online Book...
Page 88: ...82 IBM ThinkPad 570 Online Book...
Page 104: ...98 IBM ThinkPad 570 Online Book...
Page 116: ...110 IBM ThinkPad 570 Online Book...
Page 136: ...130 IBM ThinkPad 570 Online Book...
Page 144: ...138 IBM ThinkPad 570 Online Book...
Page 154: ...148 IBM ThinkPad 570 Online Book...
Page 156: ...150 IBM ThinkPad 570 Online Book...
Page 158: ...152 IBM ThinkPad 570 Online Book...