Appotronics AL-FH550, User Manual, Page: 33 / 37

33
Fault Handling
Indicator
Light
Status
Red Green
Course light
Off Off Power-off
On Off Standby mode
Off On Power-on state
Blinking Off Protection state upon safety switch anomalies
Blinking Blinking Protection state upon running anomalies
System protection
● ﹣
(SN 1)
Color wheel failed to be enabled
﹣
● ● ●
(SN 2)
DMD failed to be enabled
﹣
● ﹣ ●
(SN 3)
Light source failed to be enabled
﹣
● ●
(SN 4)
Signal board anomaly detection
● ● ﹣ ●
(SN 6)
Temperature anomaly detection for the light source
﹣ ﹣
●
(SN 7)
Ambient temperature anomaly detection
● ﹣ ﹣ ﹣
(SN 10)
DMD temperature anomaly detection
﹣
● ﹣
(SN 11)
Temperature anomaly detection for the color wheel
● ﹣ ● ●
(SN 12)
Fan state anomaly detection
﹣ ﹣
(SN 13)
Upgrade failure
● ﹣ ﹣ ●
(SN 14)
DID synchronization anomaly
● ● ●
(SN 15)
DDP synchronization anomaly
● ● ﹣
(SN 16)
Pump alarm