Philips HTL4111B/12 Service Manual page 35

7-6
Main Board Circuit Diagram: Power
A
6PIN/2.5mm/120mm 6PIN/2.5mm/120mm
1 POWER_18V
1
1 2
2
3
3
POWER_18V
4
4
5
5
6
6
XS1 XS1
CE2 CE2
+ +
220uF/35V 220uF/35V
XP9 XP9
4
4
3
3
2
2
1
1
NPN_3DG3904M NPN_3DG3904M
4PIN/2.5mm 4PIN/2.5mm
2
STB_5V
FB5 FB5 300/2A 300/2A
R13 R13
C19 C19
56 56
CE6 CE6
+ +
220uF/35V 220uF/35V
C21 C21
330pF/50V/NP0 330pF/50V/NP0
3
R14 R14 33 33
4
A
B
R218 R218 NC/0 NC/0
U1 U1
AP4435GM AP4435GM
1 8
AMP_VCC
S1 D1
2 7
S3 D2
3 6
S2 D3
4 5
G1 D4
C5 C5
D_3V3
0.1uF/25V/Y5V 0.1uF/25V/Y5V
R3 R3
10K 10K
Q1 Q1 R7 R7 10K 10K
POWER ON/OFF
C11 C11
0.1uF/25V/Y5V 0.1uF/25V/Y5V
AMP_VCC
Q2 Q2
STB_5V
D
C15 C15 N_ASM3402M N_ASM3402M
0.1uF/25V/X7R 0.1uF/25V/X7R
L2 L2 10uH/2A 10uH/2A FB6 FB6 300/2A 300/2A
C22 C22
0.01uF/50V/X7R 0.01uF/50V/X7R
U3 U3
7 3
EN SW
+ +
8 5
SS FB
EUP3482A EUP3482A
C29 C29
3300pF/50V/X7R 3300pF/50V/X7R
B
C
POWER_18V
FB1 FB1 300/2A 300/2A
C2 C2 R1 R1
56 56
CE1 CE1 C3 C3
+ +
220uF/35V 220uF/35V
C4 C4
330pF/50V/NP0 330pF/50V/NP0
U2 U2
R6 R6 47K 47K 7
EN
R8 R8
22K 22K 8
SS
EUP3484S EUP3484S
C12 C12
0.1uF/25V/Y5V 0.1uF/25V/Y5V
SYS_5V
FB3 FB3 300/2A 300/2A
S
+ +
CE4 CE4
47uF/10V 47uF/10V
STB_3V3
C17 C17
0.1uF/25V/X7R 0.1uF/25V/X7R
STB_3V3
STB_3V3
R18 R18
C
7-6
D E
STB_5V
L1 L1 10UF/3A 10UF/3A FB2 FB2 30/3A 30/3A
C6 C6
0.01uF/50V/X7R 0.01uF/50V/X7R
R4 R4
R5 R5
4.3K/1% 4.3K/1%
3
NC/56 NC/56
SW
+ +
5 R9 R9 CE3 CE3
FB
220uF/16V 220uF/16V
220/1% 220/1%
C13 C13
C14 C14
3300pF/50V/X7R 3300pF/50V/X7R
R11 R11 R12 R12
1K/1% 1K/1%
7.5K 7.5K
AMP_VCC
SYS_3V3
Q3 Q3
FB4 FB4 300/2A 300/2A
D S
N_ASM3402M N_ASM3402M
+ +
CE5 CE5
47uF/10V 47uF/10V
0 0
3 2
1V2
input output
4
Vout
+ +
U4 U4
LD1117STR LD1117STR
D E
1
2
3
4