Trane Symbio 800 - Symbio 800 Controller Display

B–1
BAS-SVP039C-EN
Appendix B. Symbio™™ 800 Controller Display
Figure 8. Symbio™™ 800 controller display and LEDs
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Table 7. Codes for 7–segment display segment
Code Description
U0. Waiting for USB drives to mount
U2. Checking signature on the .scfw file
U3.
Checking software maintenance plan
U4.
Reformatting main filesystem (clearing database)
U5. Beginning update
U12.
Searching for .scfw files on USB drive(s)
U51.
Updating main firmware
U54. Updating FPGA image
U55. Updating U-boot image
U57.
Updating recovery partition
NNoottee:: A code starting with an “F” indicates a failure, and requires Trane Service to resolve the
issue.
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• RS-485 daisy chain
• Used for connection to a primary controller