EN 28
5.
Q522.2E LA
Service Modes, Error Codes, and Fault Finding
Polling every 40ms
No
No
Figure 5-12 "+12V fault detection" flowchart
+12V supply
detection algorithm
.
DETECT 2 = Low ?
Yes
Check DETECT2 5 times
( within 500us)
Yes
DETECT 2 = Low ?
5 consecutive times ?
Shutdown ( Active to
Semistdby to standby )
Wait for 5 seconds
Restart
I_18010_076.eps
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