3 Nomenclature and Functions
CPS-PCS341EC-DS1-1201 Hardware Manual
25
LED Indicator
Table 3.2. LED indicator-1
LED
Operation
Meaning
PWR(Green)
ON
Power has been supplied.
OFF
Power has not been supplied.
ST1(Green)
-
Refer to the software manual, CPS-PC Series system setup guide.
ST2(Red)
-
Refer to the software manual, CPS-PC Series system setup guide.
ERR(Red)
ON
It will light up when the error occurs.
OFF
It indicates the system runs normally.
DIO0-DIO3(Green)
ON
It will light up at the time of inputting/outputting.
OFF
It indicates there is no inputting/outputting.
Table 3.3. LED indicator-2
LED
Operation
Meaning
SD(Green)
Flashing
It will flash at the time of SD access.
OFF
It indicates there is no SD access.
COM -TX(Green)
Flashing
It will flash when sending data by the RS-232C.
OFF
It indicates no data sending by the RS-232C.
COM -RX(Green)
Flashing
It will flash when receiving data by the RS-232C.
OFF
It indicates no data receiving by the RS-232C.
PWR ST1 ST2 ERR
DIO
0
1
2
3
SD
TX
RX