Siemens ET 200SP HA, Equipment Manual

Page: 29 / 48

Description
The diagnostics display of the RN LED is as follows:
RN LED Meaning Remedy
Off
No supply voltage or insufficient sup‐
ply voltage at the interface module. Check the supply voltage or switch it on at the interface module.
Check the backplane bus for short-circuit
Flashes
Interface module is deactivated. Activate the interface module with the configuration software or the
user program.
Interface module is not configured. Configure the interface module with the configuration software.
ET 200SP HA starts up. ---
ET 200SP HA parameters are assigned
On
ET 200SP HA is exchanging data with
an IO controller. ---
7.2.2 ER LED
Definition
The ER LED provides diagnostics information.
Description
The ER LED indicates the following errors:
ER LED Meaning Remedy
Flashes
Group fault and group fault for chan‐
nels Evaluate the diagnostics and eliminate the error.
Configured settings do not match the
actual configuration of the ET 200SP
HA. Check the configuration of the ET 200SP HA for missing modules, de‐
fective modules or the presence of non-configured modules.
Impermissible configuration states You can find information about the hardware configuration of the
ET 200SP HA in the system manual ET 200SP HA Distributed I/O System;
System Planning, Hardware Configuration.
Parameter assignment error in the I/O
module Evaluate the display of the module information in HW-Konfig and elim‐
inate the error in the corresponding I/O module.
Note
Configuration errors are only checked when the station starts up and not during a CiR or H-CiR
process.
Displays and interrupts
7.2 LEDs
IM 155-6 PN HA
Equipment Manual, 09/2021, A5E39262148-AE
29