Siemens SIMATIC IPC677E, Руководство по эксплуатации

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Product description
1.4 External design of the device
SIMATIC IPC677E
Operating Instructions, 04/2019, A5E45117996-AA
19
1.4.3 Status displays
The status display consists of four multi-colored LEDs.
Position Status indicator Color Description
①
PC ON/WD Off -
Green BIOS ready to boot
Flashing
green/yellow (1 Hz)
BIOS in POST, power switch on
Yellow Idle state
Flashing red (1 Hz) Watchdog status display: active
②
RUN/STOP
or L1
Off -
Green Can be controlled by user program
Yellow Can be controlled by controller program
(e.g. SoftPLC)
③
ERROR
or L2
Off -
Red -
Flashing red Can be controlled by user program or controller
program (e.g. SoftPLC)
④ MAINT
or L3
Off -
Yellow -
Red Can be controlled by controller program
(e.g. SoftPLC)
For additional information on controlling the LEDs or the NVRAM with a Windows operating
system, please refer to "Buffer memory NVRAM (optional) (Page 69)". Example programs for
controlling the LEDs under Windows operating systems are available on the Internet at the
following address: Technical support ( https://support.industry.siemens.com/cs/ww/en/ )