Mitsubishi A1SJ61BT11 User Manual page 140

7 DATA LINK PROCEDURE
No. Name
LED display
1
A
J61BT11
RUN
ERR.
MST
S MST
LOCAL
CPU R / W
SW
E
M / S
R
R PRM
O
TIME
R
LINE
L RUN
L ERR.
A
1SJ61BT11
RUN
ERR.
MST
S MST
LOCAL
CPU R / W
L RUN
L ERR.
The data-link status can be checked from the LED on status.
LED
name
B
156K
625K
R
2. 5M
A
RUN
5M T
E
10M
ERR.
TEST
T
S0
E
S
S1
T
S2
MST
S MST
SD
RD
LOCAL
CPU R/W
SW
M/S
E
SW
M / S R
PRM R
TIME O
PRM ON : Parameter setting error.
LINE R
SD
RD
TIME
LINE
L RUN
L ERR.
156K
625K
2.5M ON : Transmission speed is set at "2.5 Mbps"
5M
10M
TEST ON : Offline test in progress
S0
S1
S2
SD
RD
Description
ON : Module is normal.
OFF : There is a watchdog timer error.
Indicates the communication status with the
station set in the parameter.
ON : Communication error at all stations.
Flashing : Communication faulty station exists.
ON : Set as master station.
ON : Set as a standby master station
(planned in the future).
ON : Set as a local station.
ON : Communicating with PC CPU.
(FROM/TO)
ON : Switch setting error
ON : Exist already master station on the
same line.
Flashing : Occupied station count
overlapping
(With the exception of the first
station number overlapping)
ON : Open cable or no response from all
stations due to the influence of noise on
the transmission path.
ON : Cable is disconnected. Or noise, etc. is
occuring at the transmission route.
ON : Data link in progress (host)
ON : Communication error (host)
Flashing at regular intervals
: Setting of any of the switches and
like 2 to 5 was changed while
power was on.
Flashing at irregular intervals
: Terminating resistor not fitted, or
module and/or CC-Link dedicated
cable affected by noise.
ON : Transmission speed is set at "156
Mbps"
ON : Transmission speed is set at "625
Mbps"
ON : Transmission speed is set at "5 kbps"
ON : Transmission speed is set at "10 Mbps"
(Not used)
ON : Sending data
ON : Receiving data
7 - 4
Description
LED display status
Master station
(Standby
master station)
When When
normal error
On
On or
Off
flashing
On
(On)
Off
On
Off
On or
Off
flashing
Off
Off
Off
On
On or
Off
flashing
4 Transmission speed set by the
transmission speed setting switch
is turned on.
Refer to
Sections 7.4 and
7.8.
On
On
MELSEC-A
Local station
(Standby
master station)
When When
normal error
Off On Off
On or
Off
flashing
– Off –
– (On) –
– On –
Off On Off
On Off On
– –
On – –
On – –
On Off On
Off On Off
On or
Off
flashing
Refer to Section
7.4.
Off On Off
Off On Off