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6.1 - Problem Solving

If you are having problems with your Keyspan USB to Serial Adapter in Windows, please read 
the following instructions to assist you in troubleshooting your Keyspan adapter.

Hardware Troubleshooting

 

Step 1

 - 

Use the Keyspan Serial Assistant 

 
Launch the 

Keyspan Serial Assistant

 application. When you open the 

Keyspan Serial Assistant

 

application, the 'Adapter Status' tab will show your Keyspan adapter, its COM port number (ie 
COM1COM2, etc.) and its COM Port Status.(IDLE or BUSY).

If you do not receive either of these messages, please contact 

Keyspan Tech Support

 for further 

assistance. 

Otherwise, skip ahead to Step 2

Software/Serial Device Troubleshooting 

Step 2

 - 

Check The Physical Connections 

Make certain that your serial device is powered on and is properly connected to the Keyspan Serial 
Adapter.  

Proceed to Step 3 ... 

Step 3

 - 

Check Your Serial Device's Software Configuration 

Check to see if your serial device's software is configured to use the Keyspan port . Please refer to 
your serial device's documentation for instructions on how to select/switch/configure a serial port in 
that software.

Once you've found your software port configuration screen, does it display the Keyspan USB 
Serial Adapter COM port number?

If you do not see the Keyspan COM port number please contact 

Keyspan Tech Support

 for 

further assistance. 

Keyspan:USB Serial Adapter for Windows-v3.4 Manual

This User Manual applies to the Keyspan USB Serial Adapter Software  for Windows

Rev 03jul13

Page 20

Summary of Contents for USA-19H

Page 1: ... Frequently Asked Questions FAQs Compatibility List for Windows Configuration Examples for Windows Serial Port Pin Outs LED Behavior TX Ack Advance Notices Keyspan Warranty Information Support Information Keyspan USB Serial Adapter for Windows v3 4 Manual This User Manual applies to the Keyspan USB Serial Adapter Software for Windows Rev 03jul13 Page 1 ...

Page 2: ...erial Adapter Software for Windows requires the following Windows At least one available USB port Windows 98 98 SE 98 Me 2000 XP Contents The Keyspan USB Serial Adapter package includes Keyspan USB Serial Adapter USA 19H USB cable Mac and Windows compatible CD with software and user manual Note This documentation applies to Keyspan s USB Serial Adapter Software for Windows and covers the features ...

Page 3: ...rts via this API By default the COM port number assigned to the Keyspan adapter is the first unassigned available COM port number in the Windows registry For example if COM1 and COM2 have already been assigned or set aside by any software or hardware the Keyspan adapter will take the next COM port COM3 This COM port number can then be accessed via your serial device s software ie Palm s HotSync Ma...

Page 4: ...m on the CD ROM Step 2 Run the Keyspan USB Serial Software for Windows Installer If the Keyspan Adapter is connected to your computer disconnect it now Once the Keyspan CD browser has opened click on the Install Software selection and then click on the Install Keyspan USA19H Software selection This will start the software installer Follow the instructions on screen to complete the installation Ste...

Page 5: ...cable into the Keyspan adapter s USB port Step 5 Connect the Adapter to your USB port Attach the Adapter to your computer by connecting the Adapter s USB cable into any built in USB port on your computer or USB Hub It is not necessary to turn off your computer when attaching the Adapter Step 6 Hardware Installation Complete Your Keyspan USB Serial Adapter is ready for use now that you have install...

Page 6: ...able to the serial port on your Keyspan USB Serial Adapter Step 2 Determine Which Keyspan Port Your Serial Device Is Connected To If your have a Keyspan product that has more than one serial port please note which Keyspan serial port your serial device is connected to the serial port on the Keyspan product not your USB ports on your computer or USB hub This information will become useful as we sta...

Page 7: ...configuring your serial device The COM port Status is the state of the Keyspan serial port All serial ports have two states BUSY aka In Use or IDLE aka Available When serial port is IDLE the port is available for use by any serial device s software When a COM port is BUSY the serial port is in use by software and therefore not available to other programs The COM port number is the address of the K...

Page 8: ...efer to your serial devices documentation on which method your serial device uses and how to access that software s serial port configuration screen Once you ve determined where to select or configure your serial device s software s serial port settings please proceed to Step 5 Step 5 Determine Which Serial Port To Select In Your Serial Device s Software When you ve found the port selection screen...

Page 9: ... hardware and software are installed correctly you will see your adapter in the Adapter Status tab box You should also see the COM port number ie COM1 COM2 etc and the COM Port Status IDLE or BUSY If you see your COM port number and its COM port Status If you do not see either of these items proceed Problem Solving section in this manual Explanation of Assistant Features The following is a descrip...

Page 10: ...dapters of the same type they will all show up in this tab This is also the first place to check to see if your Keyspan adapter is working properly If your Keyspan adapter does not show up in the Adapter Status tab please proceed Problem Solving section in this manual for further instructions continued on next page Keyspan USB Serial Adapter for Windows v3 4 Manual This User Manual applies to the ...

Page 11: ...erial Adapter you will not need to change the selection the Endpoints radio buttons The Endpoints radio buttons are used to configure how the Keyspan adapter will communicate with the USB subsystem software on your computer Most users will not need to modify the default setting Compatible Interrupt You should only change this setting if you are sure that your serial device needs a specific setting...

Page 12: ...cify the type of test that will be performed when you press the Test This Port button There are 3 types of tests TX Only Use this test to test only the transmit Tx signals of the Keyspan adapter Ext LoopBack Use this test sending and receiving data This test sends data out the selected serial port and waits to receive it via a special Loopback connector You can find more information about this spe...

Page 13: ...of the selected COM port the Receive FIFO Buffer Size pull down menu The Receive FIFO Buffer Size pull down menu allows you to configure the number of characters which are stored in the card s First In First Out input buffer FIFO before they are made available to the computer The default value of this parameter is 16 The Receive FIFO improves the reliability of data transfer at high speeds You can...

Page 14: ...nnected Keyspan USB Serial Adapter its COM port number and COM port status You can also see any other COM port that have been assigned or reserved on your computer if you enable or check the Show All COM Assignment check box the Show All COM Assignments check box Enable or check the Show All COM Assignments check box to display ALL of the COM port name and numbers that have been registered on your...

Page 15: ...allows you to change the behavior of how Keyspan COM port numbers are assigned when you connect the Keyspan adapter to a different USB port than the one it was originally connected to Dynamic assigns a COM port number or numbers if your Keyspan adapter has multiple serial ports to a particular Keyspan adapter If you disconnect the Keyspan adapter and connect it to a different USB port the COM port...

Page 16: ...B information This allows Windows to create new COM port assignments Note that this is an option for advanced users only If you are unsure about how this command will affect your computer please contact Keyspan Tech Support for further assistance continued on next page Keyspan USB Serial Adapter for Windows v3 4 Manual This User Manual applies to the Keyspan USB Serial Adapter Software for Windows...

Page 17: ...his tab the Adapter Status Error log Log Window The Adapter Status Error Events box displays the status of your Keyspan adapter hardware and software It detects if the Keyspan driver is installed and whether or not a Keyspan adapter is connected the Clear Log Window button The Clear Log Window button will clear the Adapter Status Error Events box continued on next page Keyspan USB Serial Adapter f...

Page 18: ...f the events or actions that the adapter is performing This is useful in troubleshooting data communication problems the Open Data Monitor Window button The Open Data Monitor Window button will open the Keyspan adapter s Line Monitor aka Data Monitor window The Line Monitor will display all data and all modem control state changes sent to and from the USB Serial Adapter continued on next page Keys...

Page 19: ...nents in your Keyspan USB Serial Adapter installation You can also enable Tool Tips on screen help read your Keyspan adapter s User s Manual or go to Keyspan s home page Keyspan USB Serial Adapter for Windows v3 4 Manual This User Manual applies to the Keyspan USB Serial Adapter Software for Windows Rev 03jul13 Page 19 ...

Page 20: ...al Device Troubleshooting Step 2 Check The Physical Connections Make certain that your serial device is powered on and is properly connected to the Keyspan Serial Adapter Proceed to Step 3 Step 3 Check Your Serial Device s Software Configuration Check to see if your serial device s software is configured to use the Keyspan port Please refer to your serial device s documentation for instructions on...

Page 21: ...her assistance When You Need More Help The Keyspan web site http www keyspan com is your best source for technical support information The web site includes technical notes reference manual updates and answers to frequently asked questions You may also contact our technical support department directly via email phone or fax Please see the Support Information section in this manual for more details...

Page 22: ...uts Serial Port Pin Out and Loopback Test Information LED Behavior Description of the LED Behavior on your Keyspan Adapter TX Ack Advance White Paper on the TX Ack Advance feature Notices FCC CE VCCI Copyright and Trademark Information Keyspan Warranty Information Keyspan Warranty Information Support Information Information about obtaining technical support Keyspan USB Serial Adapter for Windows v...

Page 23: ...t device Depending on what type of serial device you have you may have to configure a control panel an application or a plug in Keyspan provides documentation on how to configure many popular serial devices in the Configuration Examples for Windows appendix in this manual Question Can I connect my Keyspan USB device to a USB hub Answer Yes any Keyspan USB device can be connected to a USB hub Howev...

Page 24: ...visit our web site at http www keyspan com For the compatibility list for other operating system ie Mac OS Mac OS X etc please refer to the user manual for that platform or visit our web site at http www keyspan com Legend See Notes section at end of list Configuration Guide Available Not Tested Y Compatible N Not Compatible See Guide for Information ø not compatible with Operating System Compatib...

Page 25: ... the model number of USA 19 due to a bug in the Desktop Manager The currently shipping models of the Keyspan USB PDA Adapter USA 19Q USA 19Qi are compatible If you have the USA 19 model please contact Keyspan tech support for further details Modems serial USA19 Q USA19W QW USA19H USA49W LC If you are running Windows 98 Windows 98 SE or Windows Me you will have to add AT C0 to your modem initializa...

Page 26: ...are Palm Desktop For the latest version of this list please visit our web site at http www keyspan com For the configuration examples for other operating system ie Mac OS Mac OS X etc please refer to the user manual for that platform or visit our web site at http www keyspan com Keyspan USB Serial Adapter for Windows v3 4 Manual This User Manual applies to the Keyspan USB Serial Adapter Software f...

Page 27: ...pan USB Serial Adapter Keyspan Serial Assistant When you open the Keyspan Serial Assistant you will see a window similar to the one shown below the Keyspan Serial Assistant window If your Keyspan hardware and software are installed correctly you will see your adapter in the Adapter Status tab box You should also see the COM port number ie COM1 COM2 etc and the COM Port Status IDLE or BUSY If you s...

Page 28: ...r is via the Palm Desktop software To do this launch the Palm Desktop software When the Palm Desktop software is running go to the HotSync menu and select the Setup command the HotSync menu Setup selection in the Palm Desktop software Once the HotSync Manager application is opened you will be presented with the HotSync Setup window the HotSync Setup window Keyspan USB Serial Adapter for Windows v3...

Page 29: ...dapter model number USA 19 not the same as the USA 19Q or USA 19Qi you must set the Speed pull down menu to 57600 This is the maximum speed your adapter is capable of Step 4 HotSync your Palm Organizer Palm Software configuration is now complete To initiate a HotSync session place your Palm Organizer in its cradle and then press the HotSync button on the cradle Your Palm Organizer will now HotSync...

Page 30: ...to ensure compliance with emission specifications cables should be shielded using braided shields and metal hoods with complete 100 contact between the shields and hoods External Loopback Connector Information The Keyspan Serial Assistant allows you to perform two types of loopback tests internal and external The external test requires the use of a special loopback connector This connector require...

Page 31: ...ceiving power from your computer Green On Blinking Slowly The Keyspan adapter software and hardware are working properly The Keyspan serial port is available for use Green On Steady Light The Keyspan serial port is in use by an application on your computer and is ready to send and receive data to and from your serial device Green On Blinking Rapidly The Keyspan serial port is sending and or receiv...

Page 32: ...mpact of this delay on serial throughput depends on the baud rate At 9600 baud it takes about 1 millisecond to transmit a character If the serial adapter signals the host when it begins transmitting the last character in its FIFO the host learns about it at about the same time the character is actually finished being transmitted Since outbound USB host computer to USB peripheral USB messages are n...

Page 33: ...the I m done indication is used as a timing reference point For example an application could send a data stream like this COMMAND The extra periods following COMMAND would be just used to establish a timing interval the application would know that once the serial port said I m done the receiver would have had at least 64 character times to process COMMAND If the I m done indication was sent early ...

Page 34: ...protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interferenc...

Page 35: ...ive Mike Ridenhour Richmond CA USA President April 2002 Canada Digital Apparatus EMI Standard This Class B digital apparatus meets all the requirements of the Canadian Interference Causing Equipment Regulations Cet appareil numerique de la classe B respecte toutes les exigences du Reglement sur le material brouilleur du Canada VCCI Voluntary Control Council for Interference from Information Techno...

Page 36: ...a duly executed License Agreement KEYSPAN SPECIFICALLY DECLINES ALL WARRANTIES WHETHER IMPLIED OR EXPRESSED INCLUDING BUT NOT LIMITED TO THOSE OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE KEYSPAN has no responsibility financial or otherwise for any result of the use of this document and or the associated product including direct indirect special and or consequential damages The informat...

Page 37: ...e license to Use one copy of the Software on a single computer Dedicated Computer Make one copy of the Software for archival purposes or copy the Software onto the hard disk of your computer and retain the original for archival purposes If one individual uses the Software on the Dedicated Computer more than 80 of the time it is in use then the individual may also use a second copy of the Software ...

Page 38: ... make the Product conform to the above warranty KEYSPAN at its option will refund all or a fair portion of the price you paid for this package Any replacement software will be warranted for the remainder of the original 90 day warranty period or for 30 days from the date your received the replacement whichever is longer KEYSPAN DISCLAIMS ALL OTHER WARRANTIES EITHER EXPRESS OR IMPLIED INCLUDING BUT...

Page 39: ...confirmation correspondence or otherwise unless KEYSPAN specifically agrees to the provision in writing This agreement is governed by the laws of the State of California Keyspan a division of InnoSys Inc 3095 Richmond Pkwy Ste 207 Richmond CA 94806 Keyspan USB Serial Adapter for Windows v3 4 Manual This User Manual applies to the Keyspan USB Serial Adapter Software for Windows Rev 03jul13 Page 39 ...

Page 40: ...y through Friday 9 am to 5 pm Pacific International Support Options If you live outside of the United States and require assistance with your Keyspan product please contact the Keyspan s distributor in your country for technical support in your language For a list of Keyspan s international distributors please visit our international web page at http www keyspan com international Keyspan USB Seria...

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