Beckhoff C6925, Manual

Page: 15 / 47

Product overview
C6925 15 Version: 2.1
3.4 Status LEDs
The Industrial PC has either three or seven status LEDs, depending on the device generation. The following
table shows how many LEDs exist in each generation:
Table 9: Device generation status LEDs
Generation Number of status LEDs
C6925-0020 PWR, FB, HDD
C6925-0030 PWR, FB, HDD
C6925-0040 PWR, TC, IDE, FAN, USR, FB RUN, FB ERR
The LEDs provide information on the following aspects:
• the status of the power controller (PWR)
• the TwinCAT status (TC)
• the hard disk activity (IDE/HDD)
• the fan status (FAN)
• the user (USR)
• the fieldbus activity (FB RUN)
• the fieldbus status (FB, FB ERR)
The figure shows where the LEDs are located on the Industrial PC.
Fig. 7: C6925 Status LEDs
Table 10: Meaning of the Status LEDs
LED Color/flashing interval Meaning
PWR (Power) green
off
Computer on
Computer off
FB (fieldbus) red
blue
blue/red flashing
green
green/red flashing
TwinCAT Stop
TwinCAT Config
TwinCAT Config (fieldbus error)
TwinCAT Run
TwinCAT Run (fieldbus error)
HDD (hard disk) red Accessing storage media