FX2N-16CCL-M CC-Link System Master Block
Troubleshooting 13
13-11
13.4
LED Indication Status
This section shows the LED indication status in each station in each data link (system) status.
Use this section as reference of troubleshooting.
13.4.1
When data link is normal
The RUN, MST, L RUN, SD and RD LED indicators are ON.
13.4.2
When a cable is broken
Data link is disabled in all stations.
The L RUN LED indicator is OFF in stations after the breakage position.
FX
2N
-16CCL-M
Master
station
PLC
Terminal
resistor
Remote I/O
station
Stabilized power
supply (24V DC)
PW L RUN SD
RD L ERR.
Remote device
station
Stabilized power
supply (24V DC)
Terminal
resistor
PW
RUN
L RUN
SD
RD
L ERR.
: Indicates the ON status.
: Indicates the OFF status.
: Indicates the flashing status.
: Indicates the ON, OFF or flashing status.
★
E
R
R
O
R
RUN
ERR.
MST
TEST1
TEST2
L RUN
L ERR.
SW
M/S
PRM
TIME
LINE
SD
RD
✩
RUN
ERR.
MST
TEST1
TEST2
L RUN
L ERR.
FX
2N
-16CCL-M
SW
M/S
PRM
TIME
LINE
SD
RD
Remote I/O
station
Remote device
station
✩
✩
Wire
breakage
E
R
R
O
R
Master
station
PLC
: Indicates the ON status.
: Indicates the OFF status.
: Indicates the flashing status.
★
✩
: Indicates the ON, OFF or flashing status.
PW L RUN SD
RD L ERR.
Terminal
resistor
Stabilized power
supply (24V DC)
Stabilized power
supply (24V DC)
Terminal
resistor
PW
RUN
L RUN
SD
RD
L ERR.
Summary of Contents for FX2N-16CCL-M
Page 4: ...FX2N 16CCL M CC Link System Master Block ii ...
Page 6: ...FX2N 16CCL M CC Link System Master Block iv ...
Page 34: ...FX2N 16CCL M CC Link System Master Block System Configuration 3 3 14 MEMO ...
Page 66: ...FX2N 16CCL M CC Link System Master Block Specification 4 4 32 MEMO ...
Page 144: ...FX2N 16CCL M CC Link System Master Block Programming 9 9 16 MEMO ...
Page 172: ...FX2N 16CCL M CC Link System Master Block Communication in Compound System 12 12 10 MEMO ...
Page 192: ...FX2N 16CCL M CC Link System Master Block Appendix 14 14 4 MEMO ...
Page 193: ......