Philips 50PUN6233/61 Service Manual page 56

9.4 B 715G8709 SSB (For 50/55" 6233 series)
9-4-1 POWER
2K17 MT5802 platform
Main_18V_12V
Big plane
R798
C778 C779 U708
8 2
10UF 16V 10UF 16V
IN PG
7 6
IN BS
1
EN
10
LX
5
VC
4
C777 R744
FB
NC/100NF 25V 33K 1/16W C780
4.7UF 6.3V
9 3
GND ILMT
SY 8366QNC
6A(Spec.)
Vout = 0.6V ⊙ (1+( R1/R2
))
⊙
Vout = 0.6V (1+( 100/(10+3.3)
))=5.19V
MAX=2.3A
Big plane
Main_18V_12V
C766 C767
U701
8
IN
7
IN
R786
OPWRSB_PWR 1
EN
NC/10K 1/16W 5%
5
VC
R787 C768
C769
9
GND
NC/SY8366QNC
6A(Spec.)
Vout = 0.6V ⊙ (1+( R1/R2
))
⊙
Vout = 0.6V (1+( 100/(5.1+0.16)
))=12V
C781
R745
100N 50V 2.2R 1%
MAX=3A
L702 Big plane
Big plane 3.3UH
R794
C785
3N9 50V
ZD704
R1
R703
R796 R2 R795
10K 1% 3K3 1%
R783 0R05
2
PG
C770
6
BS
NC/100N 50V
R7047
NC/2.2R 1%
10
LX
Big plane L705
NC/3.3UH
4
FB
C771
R789 NC/470PF
3
NC/100K 1/10W 1%
ILMT
R1
R792
NC/1K 1/10W 1%
R2
R791 R790
16V to 12V for Panel Vcc
For PSU 16V only
NC/160R 1/16W NC/5.1K 1%
+5V_STB
U707
R782
SY8089AAAC
4 3
0R05 L704
IN LX
2
GND
5 1
C724
FB EN
C702
+
C787 100UF 16V 2.2UF 10V R748
22UF 10V 2A 4.7K1/16W
R2
R742
18K OHM 1%
18V_12V
Big plane
MAX=3A
+5V_STB TO +5V_SW BY VCCK
C774 C775
VCCK
R740
1K 1/16W 5%
2.95A
R750
2.2uH
0R05 1/8W
R746 ZD706
+5V_STB
75K 1/16W 1% C725 C729
C711 10UF 10V NC/10UF 10V
R1
33P 50V
R751
6K2 1/10W 1%
+5V_STB +5V_SW
R781
NC/0R05
MAX=2.0A
Q706
8 1
D D
7 2
D D
6 3
D D
5 4
S G
C786
AON4421
22UF 10V
C716
1UF 16V
R733
33K 1/10W 5%
R738
22KOHM 1/10W
Q707
BC847N3
C701
100N 16V
18V_12V
18V_12V 5,11,14,22
+5V_STB
+5V_STB 5,9,12,16
VCCK
VCCK 5,6,7,19
DDRV
DDRV 5,7,8,20
DVDD3V3
DVDD3V3 5,6,7,9,10,11,14,15,17,18,19,21,22
3V3SB
3V3SB 5,6,9,12,16,18,22
+5V_SW
+5V_SW 5,12,13,15,21,22
AVDD1V0_1
AVDD1V0_1 5,11,12
AVDD1V0_STB
AVDD1V0_STB 5,6,12,18
OPWRSB
OPWRSB 5,6
OPWRSB_PWR
OPWRSB_PWR 5,18,22
GND 5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22
3V3SB