Configuring the Courier V.Everything M odem16-4Dialing Using V.2 5bis16-7Hanging U p16-7Returning to Asynchronou s Mode16-7Synchronous Dialing Using AT Com mands16-8Configuring the Courier V.Everything M odem16-8Dialin g16-Hanging Up16-10Auto-Dialing 1 6-10Configuring the Courier V.Everything M odem16-10TROUBLESHOOTINGProblems That Occur Before Connect ing17-1No response to AT 17-The CourierV.Everything modem won't dial17-Double characters are appearing on your monitor17-3After you dial, the Courier V.Everything modem reports NO CARRIER andthen hangs up 17-3Hear ringing but the Courier V.Everything modem won't an swer17-The CourierV.Everything modem acts as though a data link has beenestablished, but no call was receive d,17-3The CourierV.Everything modem behaves as if Enter were pressed whenyou don't press any keys 17-3Problems that Occur After Connect ing17-4Your screen displays random or "garbage" chara cters17-4Many CRC errors 1 7-4Mainframe computer keeps dropping your conne ction17-5Bad faxes or can't fa x17-5Both devices exchange carrier signals, but fail to establish acommunications l ink17-Errors during software downl oad17-7If You Still Have Problems17-7S-R EGISTERSUnderstanding Bit-Mapped S-Regi stersA-1How bits are mapped to decimal value sA-1Converting Bits to Decimal Val uesA-2