Service & Support

Analog Modem Public Firmware Files

Automatic Firmware Download

Firmware for 3800 and 3900 Series analog modems can be downloaded from the links below.

Please Note The Automatic Firmware Download Center for these products will no longer be available after June 1, 2005. After that date firmware will be available only via the Paradyne web site.

Current Firmware Release A04.80.05
Release Date: 10/20/98
File Size: 533,000
Model(s) Supported: All 3810, 3811, 3820 and 3830 modems

Current Firmware Release: S05.21.03
Release Date: 11/18/99
File Size: 654,725
Model(s) Supported: All 3821 and 3825 modems

Current Firmware Release G02.63.00
Release Date: 10/8/98
File Size: 603,000
Model(s) Supported: All 3910 and 3911 modems

Current Firmware Release P03.31.04
Release Date: 5/18/01
File Size: 841,000
Model(s) Supported: All 3800Plus and 3811Plus modems

Current Firmware Release 04.11.02
Release Date: 01/09/01
File Size: 949,249
Model(s) Supported: All 3920 and 3921 modems

Accuload Release 7.00.00
Release Date 11/21/97
File Size: 100,191
Description: Self extracting file. Accuload is a DOS program that is used to perform firmware upgrades of 3800, 3800Plus, and 3900 Series modems, using the modem's DTE connector. It is a menu-driven program that uses COM port 1 or 2.
Model(s) Supported: All 3810, 3811, 3910, 3911, 3920, 3921, 3810Plus, 3811Plus modems

Windows Driver INF File mdm_pdn.inf
Release Date: August 1997
Models Supported: Comsphere models: 3800 series, 3800Plus series, 3821 & 3825, 391x, 392x