Philips 37PFL7603D/10 - “+12 V Supply Detection Algorithm” Flowchart

Service Modes, Error Codes, and Fault Finding
EN 34 Q528.2E LB5.
Figure 5-13 “+12 V supply detection algorithm” flowchart
DETECT 2 = Low ?
Check DETECT2 5 times
( within 500us)
DETECT 2 = Low ?
5 consecutive times ?
Shutdown ( Active to
Semistdby to standby )
Wait for 5 seconds
Polling every 40ms
Yes
Yes
No
No
+12V supply
detection algorithm. See CHS protections.
Restart
I_17960_069.eps
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