“+12 V Supply Detection Algorithm” Flowchart - Philips 32PFL7403D/10 Service Manual

EN 34 5. Q528.2E LB Service Modes, Error Codes, and Fault Finding
Polling every 40ms No
No
Figure 5-13 "+12 V supply detection algorithm" flowchart
+12V supply
detection algorithm. See CHS protections.
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_17960_069.eps
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