BMTX-SVN01C-EN 115
Chapter 10
BCU operation and
communication status
Light emitting diodes (LEDs) on the BMTX BCU main circuit board indi-
cate the communication status and operation status of the BCU:
• Green and yellow LEDs indicate communication status of Ethernet,
the modem, UCMs, and BACnet (see “LEDs for communication sta-
tus” on page 116).
• A seven-segment LED display indicated the operation status of the
BCU (see “LEDs for operation status” on page 118).
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