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SmartPLC SafeLine with PROFIBUS slave interface
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9
Troubleshooting
Content
Status LED ........................................................................................................................................ 145
Start screen: Status LEDs ................................................................................................................. 146
Online diagnosis function .................................................................................................................. 147
Online Support Centre (OSC) ........................................................................................................... 148
Availability of the fail-safe PLC .......................................................................................................... 151
Display diagnostic protocol ................................................................................................................ 151
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This chapter offers information regarding fault detection and troubleshooting.
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9.1
Status LED
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The status LEDs of the device provide information about the current state of system components.
Position of the status LED on device:
→
Overview
(
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9.1.1
Status LED: Basic device
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Status LED
Description
H1
green
on
Device has started, warnings or error messages.
yellow
flashes 0.5 Hz
There is a warning but not an error message.
red
flashes 2 Hz
There is an error message.