LAN Board (DML 50 system software DM 1.05

Wärtsilä NSD Nederland B.V. Engine type W26 Chapter 1.7 Subject WECS 2000 Issue date June '00

LAN Board (DML 50 system software DM 1.05.**).

Connect the serial cable to pins 6-10 on the Processor Board to enable communication with the Terminal PC (laptop). Start the “WECS-terminal program” on the Service PC. Click on “SERVICE MODE”-button. Wait until “SERVICE .” prompt appears. Insert the SRAM-card with the proper software version into the lower slot of the Memory

Board (pink side to the right). The red SRAM-LED will flash. Click on ”DML50 PROGRAM”. The SRAM-control LED will now flash continuously. During the data-transfer the red ‘B’-

LED on the LAN-Board must be ON. The data on the SRAM-card is now being copied to the MCU. The text on the screen will end with “copying ready”. Wait until the “service>“ prompt appears on the screen. Remove the SRAM-card Type ‘SYSTEM START’ and press the ENTER-key or click on “start system” Wait until the ‘B’-LED on the LAN-Board distinguishes Remove the serial communication cable

If there is a problem, like not acceptation of “DML50 PROGRAM” use the following steps.

Turn off the power by pressing the switch (E) which is located on the bottom of the MCUcabinet (See page 1). Locate the LAN-Board in the WECS-cabinet Remove the LAN-Board from the cabinet Locate the DIP-switches on the LAN-Board Slide DIP-switch #2 on the block of 4 switches to the ON-position. See page 1 for standard DIP-switch settings. Replace the LAN-Board into its slot Turn the MCU ON. Proceed as described before, starting with: ü Click on ”DML50 PROGRAM”. Turn the power supply of the MCU OFF Remove the LAN - Board Turn the DIP-switch #2 back to the OFF-position Replace the LAN-Board Remove the serial communication cable Turn the WECS ON