
CAUTION
Only change the baud rate and parity of the local bus if you experience severe communication problems between
units. In this case, change all the FCU PCBs to the same baud rate and parity.
Table 36: FCU PCB dip-switch settings
Dip-switch
bank
Type
Setting
Use
Remarks
SW2
Dip
xxxxxxxx
Slave number of the LMC (local bus).
Must be unique for each equipment.
Valid values: 1-32 (binary code)
SW1
Dip
1
OFF
Internal use
2
OFF
3
OFF
4
OFF
5+
OFF
Baud rate local bus 9600 baud
6
OFF
5+
ON
Baud rate local bus 19200 baud
6
OFF
5+
OFF
Baud rate local bus 38400 baud
Factory settings
6
ON
5+
ON
Invalid
6
ON
7+
OFF
No parity
8
OFF
7
ON
Valid (no parity)
8
OFF
7
OFF
Local bus Odd parity.
8
ON
7
ON
Local bus Even parity
Factory settings
8
ON
9.1.5 LEDs
Table 37: Functions.
LED
Indication
Status
Notes
DS1
FLASH
command
Duration is proportional to the selected step.
DS2
RUN
One flash per second
Higher rate during software upload
DS3
Rx local bus
Normally OFF
Lights up momentarily during transmission or
reception.
If one of these LEDs is permanently OFF,
there is no traffic on the corresponding bus.
DS4
Tx local bus
If one of these LEDs is permanently ON, there
may be polarity inversion on the bus.
DS5
Isolated supply local bus
ON
DS6
FLASH
ON during flash request
Hardware flash command to IGBT Driver
Flashing System Maintenance
PCB drawings and settings
78
Copyright
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Summary of Contents for FCU-1-in-1
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