Aspire PCPro/WebPro Installation Manual - Support - NEC Unified ...

Connecting to the System - Remote Modem to Serial PortConnecting to the System - Remote Modem to Serial PortRemote Modem Connection Using the Aspire S/AspireSerial Port1. The Aspire system must have software version 1.06 or higher. Confirm your software version by pressing the CHECK keyplus the HOLD key on an Aspire display set.2. Aspire S: Set the SW3 switch on the Aspire S CPU to the 1position (up).If it is set to “3” (down), this is the debuggingmode and the serial connection will not work.SW3Serial Port SwitchCN1Serial CableConnector(D-Sub 9-pin male)Aspire: Set the SW3 switch number 1 on the Aspire NTCPU toOFF (down).If it is set to ON, this is the debugging mode andthe serial connection will not work.3. Connect the PC to the serial port on the Aspire S/Aspire NTCPU using a null modem (cross-over) cable.The modem to be used should already be installed on the PC. Refer to the modem installation instructionsfor details, if needed.When creating a null modem cable, refer to the Null Modem Pin-Out table which follows.◆ 11