Mitsubishi Electronics AJ61QBT11 ユーザーズマニュアル
13 - 16
MELSEC-QnA
13 TROUBLESHOOTING
13.4.9 When the transmission speed is set incorrectly
This is a case where the transmission speed for the remote device station is set
incorrectly.
The "L RUN" LED for the remote device station with the incorrect transmission-speed
setting turns off.
incorrectly.
The "L RUN" LED for the remote device station with the incorrect transmission-speed
setting turns off.
A
J61QBT11
B
R
A
T
E
A
T
E
156K
625K
2.5M
5M
10M
625K
2.5M
5M
10M
TEST
S0
S1
S2
S0
S1
S2
T
E
S
T
E
S
T
E
R
R
O
R
R
R
O
R
A
J61QBT11
B
R
A
T
E
A
T
E
156K
625K
2.5M
5M
10M
625K
2.5M
5M
10M
TEST
S0
S1
S2
S0
S1
S2
SD
RD
T
E
S
T
E
S
T
E
R
R
O
R
R
R
O
R
PW L RUN
L ERR.
SD
RD
SD
RD
RD
RUN
L RUN
L ERR.
PW
SD
RD
Power
supply
supply
Master
station
station
Stabilized power
supply (24VDC)
supply (24VDC)
Terminating
resistor
Stabilized power
supply (24VDC)
supply (24VDC)
Local
station
Power
supply
supply
Terminating
resistor
................. indicates the "light-on" status.
................. indicates the "light-off" status.
................. indicates the "flashing" status.
................. indicates one of the "light-on",
"light-off" or "flashing" status.
................. indicates the "light-off" status.
................. indicates the "flashing" status.
................. indicates one of the "light-on",
"light-off" or "flashing" status.
RUN
ERR.
ERR.
MST
S MST
LOCAL
CPU R/W
SW
M/S
M/S
PRM
TIME
LINE
L RUN
L ERR.
L ERR.
RUN
ERR.
MST
ERR.
MST
S MST
LOCAL
CPU R/W
SW
M/S
PRM
TIME
LINE
L RUN
L ERR.
L ERR.
Remote I/O
station
Remote device
station
Programmable
controller CPU
controller CPU
Programmable
controller CPU
controller CPU
13.4.10 When the switch setting is changed during data link
This is a case where the switch setting for the remote I/O station was changed.
The "L ERR." LED for the remote I/O station whose switch setting was changed
flashes. However, data link can be continued. Also, if returned to the previous state,
"L ERR." turns off.
The "L ERR." LED for the remote I/O station whose switch setting was changed
flashes. However, data link can be continued. Also, if returned to the previous state,
"L ERR." turns off.
A
J61QBT11
B
R
A
T
E
A
T
E
156K
625K
2.5M
5M
10M
625K
2.5M
5M
10M
TEST
S0
S1
S2
S0
S1
S2
T
E
S
T
E
S
T
E
R
R
O
R
R
R
O
R
A
J61QBT11
B
R
A
T
E
A
T
E
156K
625K
2.5M
5M
10M
625K
2.5M
5M
10M
TEST
S0
S1
S2
S0
S1
S2
SD
RD
T
E
S
T
E
S
T
E
R
R
O
R
R
R
O
R
PW L RUN
L ERR.
SD
RD
SD
RD
RD
RUN
L RUN
L ERR.
PW
SD
RD
Power
supply
supply
Master
station
station
Stabilized power
supply (24VDC)
supply (24VDC)
Terminating
resistor
Stabilized power
supply (24VDC)
supply (24VDC)
Local
station
Power
supply
supply
Terminating
resistor
................. indicates the "light-on" status.
................. indicates the "light-off" status.
................. indicates the "flashing" status.
................. indicates one of the "light-on",
"light-off" or "flashing" status.
................. indicates the "light-off" status.
................. indicates the "flashing" status.
................. indicates one of the "light-on",
"light-off" or "flashing" status.
RUN
ERR.
ERR.
MST
S MST
LOCAL
CPU R/W
SW
M/S
M/S
PRM
TIME
LINE
L RUN
L ERR.
L ERR.
RUN
ERR.
MST
ERR.
MST
S MST
LOCAL
CPU R/W
SW
M/S
M/S
PRM
TIME
LINE
L RUN
L ERR.
L ERR.
Remote I/O
station
Remote device
station
Programmable
controller CPU
controller CPU
Programmable
controller CPU
controller CPU