C500RM201 Omron, C500RM201 Datasheet - Page 90

• Manufacturer Part Number: C500RM201
• Description: WRITE MASTER
• Manufacturer: Omron

Specifications of C500RM201

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

Self-Diagnosis
82
Remote
I/O
System
operation
failure
Remote
I/O error
(after
starting
system)
Item
sole Display
Slave not
confirmed
Expansion
I/O Rack not
confirmed
Remote I/O
System
operation
failure
Transmis-
sion error
I/O bus error
I/O
verification
error
I/O setting
error
Transmis-
sion error
ming Con
ming Con-
Program-
XMT/
RCV
flash
flash/
lit
C200H Master LEDs
Note
Error
not
lit
lit
I/O verification errors and I/O setting errors occur when an I/O table is used
or when the power supply to a Slave is turned off and I/O Unit settings are
changed during CPU Unit operation.
END
RS
not
lit
not
lit
LINE
ERR
not
lit
not
lit
lit
XMT/
RCV
not lit not
flash
not lit not
not lit lit
flash
flash
flash
not lit lit
C200H Slave LEDs
Error
1
lit
lit
lit
lit
flash
lit
Error
2
not
lit
flash
not
lit
not
lit
lit
lit
lit
not
lit
RUN
not
lit
---
not
lit
not
lit
not
lit
---
not
lit
not
lit
Slave not verified.
Expansion I/O
Unit connected
via I/O connecting
cable not
recognized by
CPU Unit.
I/O bus line break
or CPU Unit error.
I/O bus
transmission line
break or error.
Slave I/O bus er-
ror.
I/O Unit on Slave
Rack removed or
added.
Input and Output
Units reversed on
Slave Rack.
Transmission line
shorted.
Cause
Check Slave Units and
turn power back ON.
Then, turn CPU Unit pow-
er supply back ON or re-
start Master.
Check I/O Connecting
Cable connections. Check
Expansion I/O Rack
words and the system
configuration. If an I/O
table is being used,
reference it on the
Programming Console,
and restore the system
configuration or recreate
the I/O table.
Check optical fiber cable.
If the cause is removed,
recovery will be automatic.
Otherwise replace unit.
Check all Slaves and
Slave Racks. Replace
faulty units.
Reference the I/O table on
the Programming Con-
sole, and reset I/O or rec-
reate the I/O table.
Reference the I/O on the
Programming Console,
and restore the I/O Unit
word allocations
Check transmission
cables.
Correction
Section 7-1