3 st-3400 series, 3 st-3400 series -4, St-3400 series – Proface AGP3500 - 10.4 DIO HMI" User Manual
Page 27
ST3000 Series Hardware Manual
2-4
2.3
ST-3400 Series
A: Status LED
This LED indicates the ST’s status, e.g. power
input or firmware RUN status.
B: CF Card Access Lamp
This lamp light up when CF card is inserted and CF
card cover is closed. However, opening the CF card
cover, in the CF card while accessing it continues
to light up.
C: Power Plug Connector
D:Serial Interface (COM1)
RS-232C serial interface.
D-Sub 9-pin plug type connector.
E: Serial Interface (COM2)
RS-422/RS-485
*1
serial interface.
D-Sub 9-pin plug type connector.
LED
ST Operation
Green (lit)
Normal operation (power
is ON.) or OFFLINE
operation.
Orange
(blinking)
During software startup.
Red (lit)
Power is ON.
Not lit
Power is OFF.
Access Lamp
Indicates
Green ON
The CF Card is inserted
and the CF Card Cover
is closed. Or, the CF
Card is being accessed.
Green OFF
The CF Card is not
inserted or is not being
accessed.
*1
RS-485 is compliant with ST-3400 series units with revision code "A" or later.
Front
A
B
Back
Right side
D
E
C
SEE