PWR LED
The PWR (power) LED indicates the status of the power controller. The colors and flashing intervals have the following meanings:
Color | Flashing interval | Meaning |
|---|---|---|
None | Steadily lit | PC is off |
White | Steadily lit | VCC power fail |
Magenta | Steadily lit | S UPS active (if existent) |
Yellow | Steadily lit | Windows shut down, supply voltage still present |
Green | Steadily lit | Normal operation |
Red | Steadily lit | Reset/power fail |
Green/yellow | Flashing | Bootloader running without error |
Red/yellow | Flashing | Bootloader is starting (start sequence is being run through) |
Magenta | Flashing (0.5 s) | S UPS capacitance test (if S UPS exists) |
Red/magenta | Flashing | Checksum error during the I2C transmission in the bootloader |
Cyan | Flashing (2 s) | contact Beckhoff Service |