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Troubleshooting; Troubleshooting Using The Status Display Panel (sdp) - Siemens MICROMASTER 440 Quick Start Manual

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Issue 08/03
6

Troubleshooting

WARNING
• Repairs on equipment may only be carried out by Siemens Service & Repair
Centers – See page 67 for contact details.
• Any defective parts or components must be replaced using parts contained in the
relevant spare parts list.
• Disconnect the power supply before opening the equipment for access
6.1

Troubleshooting Using the Status Display Panel (SDP)

It is possible to do a limited amount of troubleshooting using the SDP, however for more
detailed troubleshooting you will need a BOP or AOP or Serial link to give you parameter
access.
The table below
explains the
meaning of the
various states of the
LEDs on the SDP.
Line voltage not present
Ready to run
Inverter fault - other than
the ones listed below
Inverter running
Fault overcurrent
Fault overvoltage
Fault motor
overtemperature
62
LEDs for indicating the
drive state
Off
On
approx. 0,3 s, flashing
approx. 1 s, blinking
Fault inverter temperature
Warning current limit -
both LEDs blinking same
time
Other warnings - both
LEDs blinking
alternatively
Undervoltage trip /
undervoltage warning
Drive is not in ready state
ROM failure - Both LEDs
flashing same time
RAM failure - Both LEDs
flashing alternatively
Quick Start Guide
MICROMASTER 440
6SE6400-5GA00-0BP0

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Mm440

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