Viking 56K ISA Modem Drivers

Windows® 98, 95 & NT 4.0 Modem Driver
Driver File Description
mdm56ki.exe Viking Modem FM56KI, RFM56KI (Version 1.1) - Rev. Date 7/15/97
33-56k&33-56kw.exe Viking Modem FM56KIA, RFM56KIA (Version 1.0) - Rev. Date 12/1/97
vm56krok.exe Viking Modem FM56KISP*, RFM56KISP* (Version 1.0) - Rev. Date 6/11/97 (.exe also includes file vmwav56.inf)
fm56kispb.exe Viking Modem FM56KISPB, RFM56KISPB
winlt9x566.exe Viking Modem FM56KICL, RFM56KICLA (Windows 95, 98) - (Version 5.66) - Rev. Date 02/03/2000
nt4lt566.exe Viking Modem FM56KICL, RFM56KICLA (Windows NT 4.0) - (Version 5.66) - Rev. Date 02/03/2000

*Modems not compatible with Windows NT 4.0


DOS Modem Driver
Driver File Description
mdm56ki.exe A self-extracting file containing a DOS/Win 3.x Plug and Play enabler.


Other Information
The following table can be used for pin ID on the Viking 56K ISA Modem w/speaker phone (part # FM56KISPB, RFM56KISPB) to internally connect the modem to a sound card.
J3 J4
Pin 1 Analog Ground Line Output 2.0Vp-p norm
Pin 2 Line Output 2.0Vp-p norm Analog Ground
Pin 3 Analog Ground Analog Ground
Pin 4 Microphone input 10m Vrms min
20m Vrms max
Microphone input 10m Vrms min
20m Vrms max

File Description
AT_Commands (48KB PDF File) A complete listing of AT Commands for Viking ISA Modems in .PDF form.
AT_Commands (476KB PDF File) A complete listing of AT Commands for the Viking ISA Controllerless Modem in .PDF form.
Quick Guide (192KB PDF File) Instructions on how to install and configure Viking modems into your system. This guide covers both 33.6k and 56k modems. The Viking ISA modem is for Windows 98, 95, NT 4.0, 3.x and DOS based systems only.
Jumper Guide (260KB PDF File) Instructions on how to configure the jumper settings for the Viking 56K ISA modem. The Viking ISA modem is for Windows 98, 95, NT 4.0, 3.x and DOS based systems only.
Quick Guide (116KB PDF File) Instructions on how to install and configure the Viking 56K ISA Contollerless modem into your system. This Viking ISA modem is for Windows 98, 95 and NT 4.0 based systems only.

Note: PDF files require Adobe® Acrobat® Reader™ software.