Usually updated via a USB stick or a specialized proprietary data card. 2. Basic Operation Guide
If you are "repacking" the software or updating the route list:
The data file is corrupted. You need to re-format your USB and reload the destination files. mobitec icu 602 user manual repack
To enter the configuration menu, you often need to hold the or 'F' key during the boot-up sequence. Updating Data (The "Repack" Method)
Some models require a 24V signal to the "Ignition" pin to wake from sleep mode. Usually updated via a USB stick or a
Do not turn off the power until the screen displays "Update Successful." 4. Troubleshooting Common Errors If the unit isn't behaving, check these common fault codes:
Check the green Phoenix connectors on the back. This usually means the ICU cannot "see" the exterior LED boards. You need to re-format your USB and reload
Use the arrow keys (Up/Down) while on the home screen to manually override the sign brightness, though most ICU 602 units use an integrated light sensor for automatic dimming. 3. Advanced Settings & Programming