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CHAPTER 4 SETTING AND PROCEDURE BEFORE OPERATION
4
4.2 Part Names and Settings
4.2 Part Names and Settings
(1) LED indications
Name LED status Description
RUN
On (green) Normal operation
Off Watchdog timer error (hardware failure)
REM.
*1
On (green) Normal operation
Flashing (green) Parameters being written to the flash ROM or forced input/output being registered
Off
Being initialized remotely or error (watchdog timer error, fuse blown error, I/O module verify
error, or other errors)
T.PA SS
On (green) In the baton pass status (The module is connected to the network.)
Flashing (green)
Being tested (When the LED flashes 20 times or more (approx. 10 seconds), it means the end
of the test.)
Off Not in the baton pass status (The host station has been disconnected from the network.)
D.LINK
On (green) Data link being performed (Cyclic transmission is being performed.)
Off
Data link not being performed (Parameters have not been received, an error has occurred in
the CPU module of host station, a data link stop instruction has been issued, or others.)
SD
On (green) Data being sent
Off Data not being sent
RD
On (green) Data being received
Off Data not being received
QJ72LP25-25
RUN REM.
D. LINKT. PASS
SD
ERR. L ERR.
RD
QJ72LP25G
RUN
REM.
D.LINK
T.PASS
SD
ERR.
L ERR.
RD
RS-232
IN
RESET
MODE
OUT
RS-232
IN
RESET
MODE
OUT
QJ72LP25-25
STATION NO.
x 10
x 1
STATION NO.
x 10
x 1
R-SD
F-RD
F-SD
R-RD
QJ72LP25G
QJ72BR15
RUN
REM.
D.LINK
T.PASS
SD
ERR.
L ERR.
RD
RS-232
RESET
MODE
QJ72BR15
STATION
NO.
x 10
x 1
(2)
(6)
(5)
(5)
(7)
(1)
(2)
(6)
(5)
(4)
(4)
(5)
(7)
(1)
(3)
(Left side surface)
(3)
(Left side surface)
(2)
(1)
(3)
(6)
(5)
(4)
(7)