286Alvium USB Cameras User Guide V4.6.1
Camera interfaces
Status LED
Alvium USB cameras have a green status LED. The following table describes the
flashing pattern indicating different events. Inverse flashing: If the LED is already
on, it is switched off for a short time.
Normal operation
Error conditions
Four short flashes followed by another sequence indicate errors. In this case, try
the following to get the camera back to normal operation:
1. Restart the camera.
2. If the LED indicates error state again, please contact support at
www.alliedvision.com/en/about-us/contact-us/technical-support-repair-/
-rma.
LED settings
You can define LED settings with the
DeviceIndicatorLuminance feature:
• A value of 10 enables LED signaling at the highest luminance level.
• Values below 10 reduce the luminance level.
• 0 disables LED signaling.
LED codes Behavior Status
Continuously active Power on or idle state
Irregular flashing Command or image traffic,
such as for camera startup
Four short flashes and
code sequence
Error state
Table 149: LED codes for normal operation
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