B01D, Power Sequencing Dc/Dc - Philips 40PFL7007H/12 Service Manual

Circuit Diagrams and PWB Layouts
10-2-4

B01D, Power sequencing DC/DC

Power sequencing
B01D
IUF2
3UG2-4
+3V3
22K
+2V5
QFU1.1E LA 10. EN 128
3UF1
+12V
ENABLE+2V5
IUF7
7 3UF7-2
2
5
100K
3UFA
IUFG
100K RES
+2V5
DETECT12Vn
ENABLE+1V5+1V1
ENABLE+3V3
+12V
4
BC847BPN(COL)
7UF5-2
3
ENABLE+3V3
3UGF
IUFJ
ENABLE+2V5
100R
6
IUFN
3UG2-1
2
7UF5-1
BC847BPN(COL)
22K
1
IUFL
2012-Sep-14
IUF8
100K
+5V
+12V
4
7UF3-2
BC847BPN(COL)
3
ENABLE+1V5+1V1
RES
6
2 7UF3-1
BC847BPN(COL)
IUFA
1
+3V3-STANDBY
+12V
IUFC
4
IUFD IUFE
BC847BPN(COL)
7UF6-2
5 5
3
BC847BPN(COL)
IUFK
6
IUFM
2
7UF6-1
BC847BPN(COL)
1
back to
div. table
3UFF
12K
3
7UF8-2
IUFS
5
BC847BS(COL)
4
+12V
IUF0
IUF1
4
BC847BPN(COL)
7UF7-2
5
IUF5
3
IUF6
6
IUFR
3UG1-4
7UF8-1 2
BC847BS(COL)
22K
1
3UG0-4
IUFP 22K
6
IUF3
3UG1-3
2
7UF7-1 DETECT12V
22K
1
Power sequencing
DC/DC
B01D
6 2011-12-16
5 2011-11-24
8204 000 9215
19280_004_120322.eps
120322