MaxTech 800 - Manual (Page 9)

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O1 Return to Data Mode and initiate an equalizer retrain
O2 Same as O1 with speed fall forward
O3 Same as O1 with speed fall backward
P Set Pulse dial as default
Q0 Modem sends responses
Q1 Modem does not send responses
Sr? Read and display value in register r.
Sr=n Set register r to value n (n = 0-255).
T Set Tone Dial as default
V0 Numeric responses
V1 Word responses
X0 Hayes Smartmodem 300 compatible responses/blind
dialing
X1 Same as X0 plus all CONNECT responses/blind dialing
X2 Same as X1 plus dial tone detection
X3 Same as X1 plus busy detection/blind dialing
X4 All responses and dial tone and busy signal detection
Y0 Modem does not send or respond to break signals
Y1 Modem sends break signal for four seconds before
disconnecting
Z0 Reset and retrieve active profile 0
Z1 Reset and retrieve active profile 1
Extended AT Commands
&C0 Force Carrier Detect Signal High (ON)
&C1 Turn on CD when remote carrier is present
&D0 Modem ignores the DTR signal
&D1 Modem returns to Command Mode after DTR toggle
&D2 Modem hangs up, returns to the Command Mode after
DTR toggle
&D3 Resets modem after DTR toggle
&E0 Disable automatic fall forward/back
&E1 Enable automatic fall forward/back
&F0 Recall factory default configuration (V.42bis/
hardware flow control enabled)
&F1 Recall factory default with software flow control
enabled
&F2 Recall factory default with hardware flow control
enabled (same as &F)
&F3 Same as &F1 except for Macintosh computers (&F1