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24 - Troubleshooting

RocketPort uPCI Plus 422 User Guide

: 2000370 Rev. B

Troubleshooting

Technical Support

Comtrol has a staff of support technicians available to help you. You should review 

Before Calling Technical Support

 on Page 13 before calling Technical Support. If 

you call for Technical Support, please have the following information available:

•

Model number

•

Serial number

•

Interface type

•

Operating system type, release, and service package, and if Linux, the kernel 
version

•

Device driver version

•

Computer make, model, speed, and single or dual processor

•

List other devices in the computer and their addresses

Note:

See 

Locating the Latest Drivers and Documentation

 on Page 6 for 

additional links.

Contact Method

Corporate Headquarters

Support

http://www.comtrol.com/pub/en/Support

Web site

http://www.comtrol.com

Phone

763.494.4100

Downloads

ftp://ftp.comtrol.com/html/default.htm

Summary of Contents for DB9

Page 1: ...User Guide ...

Page 2: ...dition Rev B September 12 2011 Copyright 2007 2011 Comtrol Corporation All Rights Reserved Comtrol Corporation makes no representations or warranties with regard to the contents of this document or to the suitability of the Comtrol product for any particular purpose Specifications subject to change without notice Some software or features may not be available at the time of publication Contact you...

Page 3: ...ght Through Cables DCE 11 Null Modem Cables DTE 11 Troubleshooting 13 Before Calling Technical Support 13 RocketPort uPCI Plus 422 Diagnostics 13 Bootable CD 14 Running the Bootable Diagnostic CD 14 Testing a Port or Ports 14 Stress Testing the RocketPort uPCI Plus 422 15 Exiting the Diagnostic 15 If the Diagnostic Fails 15 Troubleshooting Windows Systems 15 Comtrol Utility 16 Using PortMon to Tes...

Page 4: ...4 Table of Contents RocketPort uPCI Plus 422 User Guide 2000370 Rev B Table of Contents ...

Page 5: ...her miscellaneous logic You can install up to four RocketPort uPCI Plus 422 cards in one computer providing a maximum of 32 additional serial ports The PC must comply with the PCI 2 2 specification or greater Supported Models The RocketPort uPCI Plus 422 family consists of the following models Quadcable fanout cable with four DB9 male connectors Octacable fanout cable with eight DB9 male connector...

Page 6: ...mentation This table contains links the software and installation documentation Software or Document Location Device drivers ftp ftp comtrol com html RPuPCIplus422_drivers htm Diagnostic and Utilities ftp ftp comtrol com html RPuPCIplus422_diag htm User Guides ftp ftp comtrol com html RPuPCIplus422_docs htm ...

Page 7: ...es for the appropriate communications mode The default DIP switch setting is DTE DCE mode if necessary set the DIP switch to ON on the corresponding ports DTE mode if necessary set the DIP switch to OFF on the corresponding ports 4 Remove the system cover from your computer 5 Select a PCI expansion slot 6 Remove the slot cover or release the clamp 7 Insert the card into the slot and seat it secure...

Page 8: ... screws on the connector 11 Power on the host system 12 Click Cancel if a Found New Hardware message appears on a Windows operating system Execute the device driver file to start the driver installation For other operating system device drivers see Locating the Latest Drivers and Documentation on Page 6 13 After installing the driver you should verify that the ports are functioning properly and th...

Page 9: ... a cable depends on which device your are connecting to DTE or DCE For example you need a null modem cable to connect the COM ports COM1 or COM2 on the computer or the RocketPort uPCI Plus 422 ports to printers terminals bar code readers or DNC equipment If you are connecting a DTE device to a DCE device you need a straight through modem cable Straight through cable DTE to DCE connects TxD to TxD ...

Page 10: ... you need to build an RS 422 straight through cable for DCE devices Null Modem Cables DTE Use the following figure if you need to build an RS 422 null modem cable for DTE devices Note RS 422 signals are not standardized and each serial manufacturer uses different pinouts Refer to the serial device documentation to determine the pinouts for the signals above RS 422 DB9 Male Connector Pins DCE Mode ...

Page 11: ...allation on Page 7 for information The factory default is set to DTE Straight Through Cables DCE Use the following figure if you need to build an RS 422 straight through cable for DCE devices Null Modem Cables DTE Use the following figure if you need to build an RS 422 null modem cable for DTE devices Note RS 422 signals are not standardized and each serial manufacturer uses different pinouts Refe...

Page 12: ...12 Connecting RS 422 Serial Devices RocketPort uPCI Plus 422 User Guide 2000370 Rev B Connecting RS 422 Serial Devices ...

Page 13: ...the procedures in the RocketPort uPCI Plus 422 Device Driver Installation Guide for Windows or README file packaged with the FreeBSD Linux QNX or SCO OpenServer driver If none of the above work you can refer to one of these subsections Troubleshooting Windows Systems on Page 15 Troubleshooting Linux Systems on Page 23 RocketPort uPCI Plus 422 Diagnostics This subsection describes how to create and...

Page 14: ...boot the PC you may need to change your BIOS settings so that the PC can boot from a CD drive The diagnostic starts automatically and takes a few moments before the first screen appears Note If the diagnostics did not detect the RocketPort uPCI Plus 422 the adapter has a hardware failure contact Technical support Page 24 2 Press Any Key at the disclaimer screen to begin the diagnostic 3 Press Any ...

Page 15: ...ng Technical Support 1 Turn off the power and reseat the RocketPort uPCI Plus 422 card into the slot 2 Try running the diagnostics again If they fail again you may have a bad port contact Technical Support on Page 24 Troubleshooting Windows Systems If you are using a RocketPort uPCI Plus 422 driver on a Windows system and the diagnostic verified that the card is functional you can check the follow...

Page 16: ...rrors modem control and status signals In addition it provides you with raw byte input output counts and confirm that the device driver is functioning It can determine if the ports are in use by another application Test Terminal WCOM2 can be used to troubleshoot communications on a port by port basis Using Test Terminal to Test a Port on Page 21 Test Terminal requires a loopback plug You can build...

Page 17: ...RocketPort uPCI Plus 422 User Guide 2000370 Rev B Troubleshooting 17 Troubleshooting 4 Click Install 5 Click Finish 6 Go to Using PortMon to Test the Driver Installation on Page 18 ...

Page 18: ...use PortMon to check whether the RocketPort uPCI Plus 422 can communicate through the device driver for Windows If necessary use Comtrol Utility on Page 16 to install PortMon 1 From the Start menu select Programs Comtrol Utilities Port Monitor PortMon2 2 Click Add Ports using the icon or Tools Add Ports click Driver ROCKETPORT and click Ok ...

Page 19: ...case you will have to configure either software or hardware handshaking to control the flow of data The most common errors are Overrun errors Framing Errors indicate that there is an synchronization error between the beginning of a data frame and the end of the data frame A frame usually consists of a start bit 8 data bits and a stop bit or two The framing error occurs if the stop bit is not detec...

Page 20: ...eport already exists in an older format Save Active Session button Reports can be opened viewed and re used when needed To open and view a report a Select File Open or the Open Existing Session button The Open Session dialog appears b Locate the session table you want to open and click the Open button Optionally if you want to continue monitoring for an existing session you need to activate the Po...

Page 21: ...and is expected to fail since RS 422 does not have the modem control signals that are present in RS 232 for which this test is designed The following procedure shows how to use Test Terminal to send and receive test data to the serial ports and run a loopback test If necessary install the Comtrol Utility package using Comtrol Utility on Page 16 1 Stop all applications that may be accessing the por...

Page 22: ...rly and is operational Note If you left Port Monitor running it should show data sent and received and show the average data throughput on the port 6 Select Port Send and Receive Test Data to stop the scrolling data 7 Close Test Terminal If this test successfully completed then the port is operational as expected Note Do NOT forget to restart the communications application ...

Page 23: ...R0 device at 9600 baud 8 n 1 and no parity Changing Serial Port Settings stty Use the following information if you need assistance changing or viewing the baud rate settings To change the baud rate use the following example which changes the baud rate to 19200 stty 19200 dev ttyR0 To view the current serial port settings for ttyR0 enter stty a dev ttyR0 Note Settings changes via stty are only vali...

Page 24: ...ion available Model number Serial number Interface type Operating system type release and service package and if Linux the kernel version Device driver version Computer make model speed and single or dual processor List other devices in the computer and their addresses Note See Locating the Latest Drivers and Documentation on Page 6 for additional links Contact Method Corporate Headquarters Suppor...

Page 25: ...TE to DTE cables 10 11 DTE Versus DCE 9 I installation before 5 card 7 download documents 6 octacable 8 quadcable 8 troubleshooting 13 interface quad octacable installation 8 L lcom Linux test application 23 Linux minicom test serial ports 23 loopback plugs 11 N null modem cable 10 O octacable DB9 connectors 9 installation 8 P phone number Comtrol 24 Port Monitor 16 ports testing Linux 23 Windows ...

Page 26: ...26 Index RocketPort uPCI Plus 422 User Guide 2000370 Rev B Index testing ports Linux 23 Windows 15 troubleshooting 13 W web site 24 ...

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