[. . . ] The DSP software controls the operation of the digital signal processor. [. . . ] Documentation The operator manuals for PI44 and PI54 are not changed. How to install the new SW Registered Simrad dealers can download the new software versions from the Simrad Dealer Club. End users must contact their Simrad dealer for assistance. MMI Software In order to upload the software you will need a personal computer, a special upload cable (can be obtained from Simrad) and the installation instructions. DSP Software The new MMI software version isdistributedasanISOfile. Inorder toinstallthesoftware, youmustfirst burnthisISOfiletoaCDusingthe "burnCDfromimage"feature(or similar). The new version of the DSP (Digital Signal Processing) must be installed after the MMI software upgrade. In order to have a fully functional MMI, the DSP software must be upgraded. Software changes See page 2. Turn the page. . . www. simrad. com TECHNOLOGY FOR SUSTAINABLE FISHERIES Simrad PI44/54 Software changes MMI Software 2. 00 DSP Software 2. 01 · AllparametersrelatedtoSensor alarm and Calibration have been moved to the Sensor Configuration dialog. · Changedtoavoidtimeoutwhen severalsensorsareconfiguredin slow update rate, or when many catch sensors are used. · Enlargedrangeforvalid calibrationsoffsetfrom[-9. 9, . . . , 9. 9]to[-99. 9, . . . , 99. 9] · Dynamichandlingoflowerbound for negative measured values. · Correctedpossibleerrorwhere configureddepthsensorloosesthe depth value. · Calibrationisperformedwith the user settings used before calibration started. [. . . ] · Calibrationisperformedwith the user settings used before calibration started. [. . . ]