Diagnosis; Diagnostics Via Leds; Leds When The Control Unit Is Booted - Siemens SINAMICS S120 Commissioning Manual

Diagnosis

This chapter describes the following diagnostic features of the SINAMICS S120 drive
system:
● Diagnostics via LEDs
● Diagnostics via STARTER
● Fault and alarm messages
3.1

Diagnostics via LEDs

3.1.1

LEDs when the Control Unit is booted

The individual statuses during booting are indicated via the LEDs on the Control Unit
(CU320, CU310).
● The duration of the individual statuses varies.
● If an error occurs, booting is aborted and the cause of the error is indicated via the LEDs.
● Once the unit has been successfully booted, all the LEDs are switched off briefly.
● Once the unit has been booted, the LEDs are driven via the loaded software.
Control Unit 310/320 – behavior of the LEDs during booting
Table 3-1
red 2 Hz
Commissioning
Commissioning Manual, (IH1), 07/2007 Edition, 6SL3097-2AF00-0BP7
Remedy: Insert the appropriate CompactFlash card with the correct software and
parameters.
The description of the LEDs after booting applies.
Load software 1
LED
RDY DP1
red red
red
Status
OPT MOD
red off Reset
red off
–
CompactFlash card not inserted
error •
or
Load software 2 has not been
•
installed on the CompactFlash
card or is defective.
3
Comment
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