Fault Handling And Diagnostics; Led Fault Display - Siemens SIMODRIVE POSMO A User Manual

Fault Handling and Diagnostics

6.1

LED fault display

LED An LED with the following significance is provided on the rear of the
fault display positioning motor for diagnostics LED:
Table 6-1 What does an LED mean when it is bright?
LED display
Color How is it lit?
None off
Steady light
Red Red
Flashing
Red/yellow Alternating
flashing light
Steady light
Flashing
Green
Steady light
Yellow Yellow
Flashing
Yellow/ Alternating
green flashing light
(from
SW 1.2)
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SIMODRIVE POSMO A User Manual (POS1) – 08/2013 Edition
Is the What status does the drive have?
bus bus What are the fault possibilities? What are the fault possibilities?
OK?
S
no The equipment is powered down or is defective
S
The power supply is incorrectly connected (incorrect
polarity)
S
no Critical hardware defect, CPU cannot be used
S
Briefly after power up, even if the unit is OK
Disappears after the system has completely run up.
S
yes Fault present, drive not ready
S
Read–out the fault number ––> refer to Chapter 6.2
S
no Bus communications interrupted
S
yes Standard operation
S
yes Run–up, bus being initialized (baud rate adjustment,
configuration, parameterization)
S
No bus connection established:
– Bus cables not OK
– Address incorrectly set
– Bus parameterizing error
S
no Bus run–up, incorrect configuration telegram
S
no Bus run–up, incorrect parameterizing telegram
S
no Standalone mode is active
––> Refer to Chapter 5.5.12
S
From SW 3.0:
P701 = 1 (telegram substitution activated) and the re-
ceived STW.10 = 0.
The drive is presently using the last valid STW (with
STW.10 = 1).
6
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