HP Pavilion zt1100 HP Pavilion Notebook PC ZT1000 Series and Omnibook Noteboo - Page 134

Reference Information Modem Reference Information Modem Reference Information Note You can customize the operation of your notebook's modem using AT commands and S-registers. You can do this from Phone and Modem Options in Control Panel, from most communications software, or by using terminal mode in your software. See "To change your modem settings" on page 57. You should have a good understanding of modems and how they operate before you change default settings. This section contains summary information about AT commands, S-registers, and selected result codes for the built-in modem. Command A/ A B0 B1 C1 Dn E0 E1 H0 H1 I0 I1 I2 I3 I4 I5 I6 I7 L0 L1 L2 L3 Modem reference (Ambit) In the following AT command table, default settings are shown in bold. All listed AT commands except +++, /, and A/ must be preceded by "AT." AT Commands (Ambit) Function (Ambit) Re-execute command (not preceded by AT) Go off-hook and attempt to answer a call Select V.22 connect @1200 bps Select Bell 212A connect @1200 bps Return OK message Dial modifier Turn off command echo Turn on command echo Initiate a hang-up sequence If on-hook, go off-hook and enter command mode Report product code Report pre-computed checksum Report "OK"if the calculated checksum equals the prestored checksum or if the prestored checksum value is FFh Report firmware revision, model, and interface type Report response programmed by OEM Report the country code parameter Report modem data pump model and code revision Report the DAA code Set low speaker volume Set low speaker volume Set medium speaker volume Set high speaker volume 134 Reference Guide