Siemens NCU 7 0.2 Series Manual page 85

LED displays
Table 9- 1 Description of LEDs on the NX10/15
LED Color
Off
RDY,
Green
READY
H1
Red
Orange
Off
DP1,
Green
CU_LINK
H2
Red
RESET button
The RESET button is on the front of the module under the cover.
NOTICE
When the pushbutton is actuated, the locally connected drive systems are brought to a
standstill with no feedback to the control. In other words, the drive and controller run
asynchronously once the drive has successfully booted up.
NCU 7x0.2
Manual, 02/2011, 6FC5397-0AP20-0BA0
Status Description
Electronic power supply outside permissible tolerance range
Continuous light NX10/15 is ready for operation
Flashing 2 Hz Writing to CompactFlash Card
Continuous light At least one fault is pending (e.g., RESET, watchdog monitoring,
basic system fault).
NX10/15 is booting up.
Flashing 0.5 Hz Boot error (e.g. firmware cannot be loaded into the RAM)
Continuous light Firmware loading into RAM
Flashing 0.5 Hz Unable to load firmware into RAM
Flashing 2 Hz Firmware CRC fault
Electronic power supply outside the permissible tolerance range,
NX10/15 is not ready for operation.
Continuous light CU_LINK is ready for communication and cyclic communication is
running
Flashing 0.5 Hz CU_LINK is ready for communication and no cyclic communication is
running
Continuous light At least one CU_LINK fault is present.
CU_LINK not ready for operation (e.g., after POWER ON)
Connectable components
9.1 NX10/15
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