56
6193-5201
Appendix A
FIRMWARE UPGRADE
1. Ensure your PC network settings have a Subnet Mask of 255.255.255.0. This can be
easily checked using DOS command IPCONFIG.
2. Extract FlashUpdate program, and start the program.
3. If prompted by firewall, select Unblock so that FlashUpdate program may operate.
4. Copy new firmware files to a known location on the hard drive of your PC. Do not
unzip these files.
5. Specify location of firmware bootloader file (epm_mrb_Westermo_E24g_x.x.bin.gz)
and firmware application file (epm_E24g_x.x.bin.gz) using the Browse buttons in the
FlashUpdate program.
6. Connect PC to RM-240 RS-232 serial port with “straight-though” serial cable.
7. Select COM port connected to RM-240 in the
FlashUpdate
program.
8. Connect PC to RM-240 Ethernet port with “straight-through” Ethernet cable. This
will usually be a blue color.
9. Switch dip-switch on RM-240 to SETUP mode.
10. Click on
Upgrade
button in FlashUpdate program.
11. Click OK.
12. Power up RM-240, or cycle power to RM-240, within 30 seconds of completing the
previous step.
13. Programming will commence.
14. If programming was successful, a dialog box is displayed showing this.