FAQs

• Repair Information
• Enabling Fast Connect
• Configuring a Modem on a Cisco AUX Port
• Configuring a Modem on a Cisco AUX Port for EXEC
• Do USR modems work on digital phone lines?
• Check the old modem is uninstalled before installation of new modem in 2000/XP?
• My PWR LED is not lit.
• My modem or computer is performing erratically.
• My communications software does not recognize the modem.
• My modem does not dial out or answer incoming calls.
• Basic troubleshooting skills
• Modem communication glossary
• 56K AT command set

Additional Support

If the support information in this section doesn't help you solve your issue, you can contact a USR Help Desk Technician directly.

Manuals and other Documents

• Quick Installation Guide (PDF)
• User Guide (HTML)
• Mac 10.5 Configuration (PDF)
• Data Sheet (PDF)
• Declaration of Conformity , DE, FR, IT, ES (PDF)
• Regulatory Addendum (PDF)

OS Compatibility

2019

2016

Win10*

2012 R2

2012

Win8

2011

Win7

2008

Vista

Vista 64

XP 64

2003

XP

2K

Me

98 SE

98 FE

95

Linux

Mac

OSX

10.4-10.11, 10.12 §

NOTE Limited product features in latest OS releases:
‡ Voice features are available on Windows 10 after installing the Cumulative Update for Windows 10 Version 1607 (KB3206632). Learn More
§ Fax features no longer supported in macOS Sierra Version 10.12.

Drivers

1. Download the USR5637Voice64bit.EXE file to a temporary location on your computer's hard disk drive.
2. Double-click the file in Windows Explorer and follow the on-screen instructions.
3. Insert your modem to complete the installation.

1. Download the USR5637Voice32bit.EXE file to a temporary location on your computer's hard disk drive.
2. Double-click the file in Windows Explorer and follow the on-screen instructions.
3. Insert your modem to complete the installation.

1. Download the USR5637_2K.zip file to a temporary location on your computer's hard disk drive.
2. Extract the contents of the file to a temporary location on your hard drive.
3. Follow the install instructions in the User Guide to complete the installation.

1. Download the file to a temporary location on your computer's hard disk drive.
2. If the file does not automatically open, locate the file in Finder and launch it.
3. Launch the package file and follow the on-screen instructions in order to complete the installation.

   Note : Note : If a warning appears, follow these additonal instructions.

   1. Press the Control key and click the Modem Script icon.
   2. Choose Open from the pop-up menu.
   3. Click Open to install.

Firmware

1. Download the file to a temporary location on your computer's hard disk drive.
2. If the file does not automatically open, locate the file in Finder and launch it.
3. Launch the package file and follow the on-screen instructions in order to complete the update.

Firmware Archive

Software