C500RM201 Omron, C500RM201 Datasheet - Page 89

• 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
C200H Remote I/O Systems
Prior to
system
operation
Item
Master
not
detected
CPU
Waiting
or
Remote
I/O errors
Too many
I/O points
Program-
Console
Display
ming
ming
XMT/
RCV
not lit not lit not lit not lit
not lit not lit lit
not lit lit
not lit not lit flash
not lit lit
flash
C200H Master LEDs
Error
not lit not lit lit
END
RS
lit
not lit not lit not lit
LINE
ERR
not lit
not lit
not lit
lit
not lit flash
not lit
XMT/
RCV
---
---
---
---
---
---
flash
C200H Slave LEDs
Error
1
---
---
lit
---
---
---
---
---
---
Error
2
---
---
lit
---
---
---
---
---
---
RUN
---
---
not lit Slave I/O bus
not lit Transmission
not lit Transmission line
not lit System
not lit Two or more
not lit Same word
not lit Same unit
CPU Unit doesn’t
detect the Master.
Master not mount
properly or CPU
Unit error.
Slave power OFF
or I/O bus line
broken. Termina-
tor not set.
error.
error in I/O bus.
shorted
configuration
incorrect.
terminators have
been designated.
Refer to 7-7
Slave Unit
Numbers with
Multiple
Terminators .
multiplier used for
more than one
Master.
number assigned
more than once.
Cause
Check mounting of Master;
turn power back ON. If error
cannot be cleared replace
Master.
Turn on power to the Slaves
and connected Units. Check
transmission cables. Set the
Unit farthest removed from
Master as the terminator.
Replace faulty unit.
Check transmission cables.
Check transmission cables.
Check unit numbers of I/O
Units. Confirm that the
same word number or unit
number is not allocated
twice. Check to see if the
maximum number of words
is not exceeded.
Make sure only 1 Unit has
been set as the terminator.
Check word multipliers and
correct any that are
redundant
Check AR 02 through AR
06 for the redundant unit
numbers and correct them.
Correction
Section 7-1
81