Daikin MicroTech I Installation And Maintenance Manual page 26

Figure 28 continued: Code Update SIL
Downloading Software to the Controller
1. Power the controller off and wait 15 seconds
2. Make sure that all communication modules that need to be updated are connected.
3. Insert the end of a 3/64" Allen Key or other similar tool in the service port on the controller and hold the service
button depressed. (The service button will "click" once depressed).
SERVICE PORT
4. While holding the service button depressed, apply power to the controller.
5. Continue depressing the service button and observe the BSP LED begins to flash between red and green.
6. Release the service button after the flashing red/green sequence lasts for 3 or more seconds.
7. When the BSP LED's has stopped flashing between red and green check if the BSP LED is either off or amber. If
off then repeat the download process again.
a. Note: If a BMS communication module is connected to the controller, wait for the controller to
automatically reset (approximately 30 seconds) before proceeding to the next step.
b. Note: Updating from version 8.xx BSP to 10.xx BSP firmware will require repeating the download
process twice. During some software downloads, the controller display may flash blue.
8. Cycle power to the controller after a solid amber BSP LED is present.
9. From the Main Menu scroll down to About this AHU and observe the APP version shows the same value as the
zip file originally downloaded (2506017xxx or 8xxx).
Restoring Parameters to the Controller
1. Make sure the SD memory card is still within the controller's memory card slot.
2. Enter the Level 2 Password.
3. From the Main Menu select Service Menus then Save/Restore Settings.
4. Set the LoadFromCard parameter to Yes, and press the enter button.
a. The controller will reset but may perform an additional reset if a communication module is installed.
b. Wait 10 seconds after the main menu appears before proceeding
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IM 1285-4 • MICROTECH III
BSP LED
26
Appendix
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