Dell Inspiron 1120 Hardware Manual page 3

DL? ATDL? Display last dialed number
DSn ATDSn Dial stored number
E0 ATE0 Turn command echo off
E1 ATE1 Turn command echo on
F0 ATF0 Turn online echo on
F1 ATF1 Turn online echo off
H0 ATH0 Hang up (go on-hook)
H1 ATH1 Pick up (go off-hook)
I0 ATI0 Display the 4-digit product code
I1 ATI1 Display the checksum
I2 ATI2 Display the RAM test results
I3 ATI3 Display the firmware version
I4 ATI4 Display the current modem settings
I5 ATI5 Display user profiles
I7 ATI7 Display the product configuration
I8 ATI8 Display black list screen
I10 ATI10 Display VXD configuration screen
I11 ATI11 Display V.34 link screen
L0 ATL0 Set modem speaker volume off
L1 ATL1 Set modem speaker volume on (low)
L2 ATL2 Set modem speaker volume on (medium)
L3 ATL3 Set modem speaker volume on (high)
M0 ATM0 The modem's speaker is always off
M1 ATM1 The modem's speaker is on until a connection is made
M2 ATM2 The modem's speaker is always on
M3 ATM3 The modem's speaker is off during dialing, and on after
dialing until the connection is made
O0 ATO0 Return to online mode
O1 ATO1 Return to online mode and retrain (automatically return to
the highest speed)
S$ ATS$ Display the list of S-register settings
Sr=n ATSr=n Set S-Register "r" to "n"
Sr? ATSr? Display the value of S-Register "r"
V0 ATV0 Display result codes in numeric form
V1 ATV1 Display result codes in verbose form (words)
X0 ATX0 Report basic call progress result codes, i.e., OK,
CONNECT, RING, NO CARRIER, (also, for busy, if
enabled, and dial tone not detected), NO ANSWER and
ERROR
X1 ATX1 Report basic call progress result codes and the connect
rates-OK, CONNECT, RING, NO CARRIER (also, for
busy, if enabled, and dial tone not detected), NO
ANSWER, CONNECT XXXX and ERROR
X2 ATX2 Report basic call progress result codes and the connect
rates i.e., OK, CONNECT, RING, NO CARRIER (also, for
busy, if enabled), NO DIAL TONE, NO ANSWER,
CONNECT XXXX and ERROR
X3 ATX3 Report basic call progress result codes and connection
X
X
X
X
X