Siemens SINAMICS S120 Commissioning Manual page 192

Diagnostics
3.1 Diagnostics via LEDs
Control Unit 310-2 DP while powering up
Table 3- 9 Load software
RDY
Orange
Red
Red
Red
flashing light 2 Hz
Red
flashing light 2 Hz flashing light 2 Hz
Table 3- 10 Firmware
RDY
Red
Red
Off
Red
Flashing light Flashing light
0.5 Hz
Orange
Control Unit 310-2 DP in operation
Table 3- 11 Description of the LEDs during operation of the CU310-2 DP
LED Color
RDY -
(READY)
Green
190
LED
COM OUT>5V
Orange Orange
Red Off
Red Off
Red Off
Red Off
LED
COM OUT>5V
Orange Off
Off Off
Red Off
Red Off
0.5 Hz
Off Off
State Description / cause
Off Electronic power supply is missing or outside
permissible tolerance range.
Continuous light The unit is ready for operation.
Cyclic DRIVE-CLiQ communication is in progress.
Flashing light Commissioning / reset
0.5 Hz
Flashing light Writing to the memory card.
2 Hz
State
MOD
Orange POWER ON
Off Hardware reset
Off BIOS loaded
Off BIOS error
Off File error
State
MOD
Off Firmware loading
Off Firmware loaded
Off Firmware check
(no CRC error)
Off Firmware check
(CRC error)
Off Firmware
initialization
Commissioning Manual, (IH1), 01/2012, 6SL3097-4AF00-0BP2
Comment
All LEDs light up for approx. 1 s
After pressing the RESET button the
LEDs light up for approx. 1 s
-
Error occurred while loading the
BIOS
Memory card not inserted or faulty
Software on memory card not
present or corrupted
Comment
COM-LED flashing without
specific flashing frequency
-
-
CRC is incorrect
-
Remedy
Check the power
supply
-
-
-
Commissioning Manual