Frick QUANTUM LX Control Panel Maintenance Manual page 48

090.610-M (MAY 2016)
Page 48
DESCRIPTION: The About screen shows the Analog and
Digital boards that have been detected. If a board has lost
communications, a shutdown will be issued. All outputs are
turned off on a Digital Board that has lost communications.
All inputs will get set to their minimum value range on
an Analog Board that has lost communications. A loss of
QUANTUM LX EVAPORATOR CONTROL PANEL
™
MAINTENANCE
MISCELLANEOUS MAINTENANCE SCREENS
About
communications to an analog board should result in sensor
fault shutdown message that is associated with the sensors
on that board. If the RX LED on the I/O board is blinking but
the board was not detected on the About screen, or an I/O
Comm failure occurs, check the address of the board.