Software Version: v4.20 application and v5.18 bootloader
Release Date: September 2010
Replaces: v4.12, v4.11, v4.10, v3.16, v3.14, v3.12
Effected Products: DSM30, DSM300

Important Notes: You need to also ensure the DSM has the latest Boot Code (v5.18) software installed, which was released in September 2009

Downloading the Software

1 - Select the software update below depending on which Multifunction Display you will be using to perform the Remote Update

A Series C Series Classic E Series Classic C Series Wide E Series Wide G Series V 2 G Series V 4 a/c/e Series
A Series Thumb 115px
C Classic Thumb 115px
E Classic Thumb 115px
C Wide Thumb 115px
E Wide Thumb 115px
G Series Thumb 115px
G Series Thumb 115px
Wireless c/e Series Thumb 115px

2 - Visit our dedicated instruction page for step by step instructions on how to update your Fishfinder. The page is separated so you can easily print the page.

Changes in this update

  • Horizontal scrolling of MFD’s fishfinder application ceases
  • Improved Transducer Sense Resistor Detection
  • Improved STHS Link Detection (2-amber blinks if the SeatalkHS is totally unplugged).
  • Improved STHS MFD Detection (4-amber blinks if MFD display is no longer connected or “seen” on SeatalkHS).
  • Added 4-amber blinks to status code LED sequence (when MFD not connected).
  • MFD (excluding C-Classic) to display a frozen screen image (after 30 seconds) and then “Ping Inactive” (after 1 minute) if DSM does not receive data from the MFDdisplay, (It suggests one of the two data Transmit lines to
the DSM is open circuit).
  • No change to HSB2 (ArcNet) operations.

Previous Versions

V4.12 - April 2010

  • The Depth and Speed transducer list has been updated
  • The DSM now defaults the speed transducer selection to“none” when a reset is performed
  • Requires boot code v5.18 or higher

v4.11 - September 2009

  • Improves SeatalkHS Negotiation between DSM30/300G and MFD.
  • Allows the C-wide to “Wake” the DSM from sleep mode.
  • Requires boot code v5.18 or higher

v4.10 - 

  • Initial release for DSM30.
  • Stabilises temperature wobbling, and also contains fix for fault in trip log indicator on DSM300.

v3.16 - 

  • Corrects for HSB2 communications problem, where a 'No Data Source' message can be displayed on Pathfinder or C-series display, and can only be rectified by power cycling the DSM.

v3.14 - 

  • Change to minimize current draw on power-up. These are running changes, with no impact to the end user (no user SW updates required).

v3.12 - Initial Release for DSM300