C500BC061 Omron, C500BC061 Datasheet - Page 47

• Manufacturer Part Number: C500BC061
• Description: BACKPLANE
• Manufacturer: Omron

Specifications of C500BC061

• Leaded Process Compatible: No
• Peak Reflow Compatible (260 C): No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

C200H Host Link Units
Host Link Unit Restart Bit
Host Link Unit Error Flag
Error Location
!
Caution
Note 1. When the Host Link Unit Restart bit is turned ON, the Host Link Unit Error
When this bit is turned ON, the Host Link Unit is reset to its initial conditions, as if
the power had just been applied.
Do not turn this bit ON in the user program; doing so could cause the memory to
be lost.
This flag turns ON if a transmission error occurs between the PC and the Host
Link Unit. It turns ON the error indicator on the front of the Unit.
2. Set the Host Link Unit to LOCAL mode before force setting or force resetting
3. With all but C200H Rack-mounting Host Link Units, communications be-
4. If the error condition does not clear, disconnect and then reconnect the power
The following example for a Rack-mounting Host Link Unit with an assigned op-
erating level 0, indicates the process flow used in locating errors.
Flag is turned OFF.
an error flag.
tween the Host Link Unit and the host computer will not be resumed until the
Restart bit is turned OFF. The initialization process is repeated as long as the
Restart bit is ON.
to the PC.
Host Link
Unit
connection
error
Error
between
Host Link
Unit and
PC’s CPU
Error
between
Host Link
Unit and
host
computer
Restart bit
END
AR2414
AR0013
C200H Units restart.
25311
OFF?
OFF?
Start
ON?
ON
OFF
OFF
OFF
ON
ON
•
•
•
•
•
•
•
CPU doesn’t recognize
Host Link Unit.
Host Link Unit not
mounted correctly.
Host Link Unit faulty;
replace it.
Error in refresh
operation between CPU
and Host Link Unit.
Restart Host Link Unit.
Error in
communications data
between Host Link Unit
and host computer.
Check the command.
ON(=1)
OFF(=0)
Section 2-1
31