4-4-3. Communication Trouble
c-5.
No operation is available with RS-232C/RS-422 interface.
c-5
Are the
communication method
and the baud rate set
correctly for this unit ?
Yes
Is the cable
between the RM-BR300
and this unit correctly
connected ?
Yes
Is the FFC between
the MC and SW boards
correctly connected ?
Yes
RM-BR300 failure
Go to d-2.
BRC-300/300P
BRU-300/300P
FFC: Flexible flat cable
No
No
No
Set correctly the
communication method
(RS-232C/RS-422) and the
baud rate (38400/9600) for
the RM-BR300, and restart
the system.
Connect the cable between
the RM-BR300 and this unit
correctly.
Connect the FFC between
the MC and SW boards
correctly.
4-21