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APPENDIX C: Command Summary
&Gn n = 0, 1 or 2 *&G0 turns off CCITT guard tones.
&G1 turns on CCITT 550 Hz guard tone.
&G2 turns on CCITT 1800 Hz guard tone.
Hn n = 0 or 1 H0 means Hang Up (go on hook).
H1 means Go Off Hook.
$Hn n = 1 thru 3 $H1 brings up Help Screen #1.
$H2 brings up Help Screen #2.
$H3 brings up Help Screen #3.
In n = 0,1or 2 I0 requests modem ID #.
I1 requests firmware revision #.
I2 for MTS internal use.
I9 Read Only Command enables display of Windows 95
Autodetect characteristics
* Factory Default Setting
** 336+ Model (MD1640A) Only
Command
Values Description
L Lists all stored telephone numbers in
memory.
L5 L5 lists all current operating parameters.
L6 L6 lists all current S-Register values.
L7 L7 lists additional parameters.
L8 L8 lists On-Line Diagnostics.
L9 L9 Displays Signal Strength Information.
L10 L10 Displays Signal to Noise Ratio
Information.
L11 L11 Displays Noise Information.