Quatech QSC(LP)-300 - Manual

3 Hardware Installation 1. Turn off the power of the computer system in which the QSC(LP)-200/300 is to be installed. 2. Remove the system cover according to the instructions provided by the computer manufacturer. 3. Make any desired optional jumper setting changes. 4. Install the QSC(LP)-200/300 in...

4 Windows Configuration 4.1 Windows Millennium 1. After inserting the QSC(LP)-200/300 for the first time the "Add New Hardware Wizard" will begin. Select "Search for the best driver for your device.". Check the "Removable media" and "Specify location" box. Click the &...

NOTE : You may be able to skip this step if you are certain that your system has the latest version of these files installed. If you do not have your Windows 95 install disksimmediately available, click "OK" anyway. A dialog box appears with an option to Skip the files. Click the Skip button...

4.6 Viewing Resources with Device Manager This discussion applies equally to Windows 95/98/ME and 2000/XP. Windows maintains a registry of all known hardware installed within the computer. Inside this hardwareregistry Windows keeps track of all the computer's resources, such as base I/O addresses, I...

4.6.1 Changing Resource Settings with Device Manager 1. Start the Windows 95/98/ME Device Manager . 2. Double click on the hardware class Multi-Port Serial Adapters to list hardware devices in the class. 3. The QSC(LP)-200/300 “parent device” belongs to this hardware class. The full device name for ...

5 Other Operating Systems Device drivers for Windows NT and OS/2 are also available for the QSC(LP)-200/300. The board can be used under DOS and other operating systems as well in many circumstances.The software described below can be obtained from the Quatech web site if it did not come withthe boa...

6 External Connections The QSC(LP)-200/300 provides four differential communication signals per channel. The two output signals are Transmit Data (TxD) and Auxiliary Output (AUXOUT). The two inputsignals are Receive Data (RxD) and Auxiliary Input (AUXIN). A ground signal is also provided. The availa...

6.7 Termination Resistors No termination resistors are provided on the ports. Both output and input signals are connectedonly to the external connector. Any termination which is required must be added externally. + - RS-422/485 Receiver Rt RXD+ RXD- + - RS-422/485 Receiver Rt AUXIN+ AUXIN- RS-422100...

7 PCI Resource Map Listed below are the PCI resources used by the QSC(LP)-200/300. Such information may be of use to customers writing their own device drivers or other custom software. A detaileddescription of the QSC(LP)-200/300's UARTs is available on the Quatech web site. (all numbers in hex) PC...

8 Specifications Bus interface: PCI, 32-bit bus, Universal Signalling VoltageIBM-compatible computers Dimensions: approx. 4.725" x 2.5" Serial ports Controller: 16750 with 64-byte FIFOs Interface: Custom cable to four female D-9 connectors Transceivers: MAX-3076E or compatible Differential o...

9 Troubleshooting Listed here are some common problems and frequent causes of those problems. If the information here does not provide a solution, contact Quatech technical support. Any unauthorized repairs or modifications will void the QSC(LP)-200/300's warranty. Computer will not boot up. 1. Is t...