2-2
Section
Unit Number Setting
6
2-1
Nomenclature and Functions
The names and functions of the components of the CS1 Bus Interface Board are
shown below.
CS1 bus indicators
Unit number
setting switch
CS1 bus interface
connector
Card edge
connector
RUN indicator
ERC indicator
ERH indicator
Name
Function
CS1 bus indicators
The indicators show the status of the CS1 bus. Refer to
CS1 Bus Indicators
for details.
Unit number setting
switch
Use this switch to set the Unit number of the personal
computer (as a CPU Bus Unit) for CS1 bus connections.
Refer to
1-1 Functions
for information on the CPU Bus
Unit.
CS1 bus interface
connector
Connect the I/O connecting cable to the connector.
Card edge connector
Connect the the PCI bus connector in the personal
computer.
The following table provides information on the CS1 bus indicator.
Indicator
Name
Color
Status
Meaning
RUN
Operating Green
Lit
The CPU Bus Unit is operating.
p
g
Not lit
The CPU Bus Unit is not operating.
ERC
Controller Red
Lit
The CPU Bus Unit has an error.
error
Not lit
The CPU Bus Unit has no errors.
ERH
PLC error Red
Lit
The CS1 CPU Unit has an error.
Not lit
The CS1 CPU Unit has no errors.
2-2
Unit Number Setting
Use the Unit number setting switch to set the Unit number of the personal com-
puter (as a CPU Bus Unit) for CS1 bus connections.
Note
Refer to
1-1 Functions
for details on CPU Bus Units.
Set the Unit number to between 0 and F (i.e., 0 and 15). Check that the Unit num-
ber is not used by any other CPU Bus Unit, such as an Ethernet Unit or Controller
Link Unit.
Unit number setting switch
CS1 Bus Indicators
