Philips 15MF227B/27 Service Manual page 26

26 TPM1.0U LA
Scaler Schematic Diagram - Power
Board
1 2
S-A02
A
B
C
C153
100N 25V
+5V_SW TO DV33_DM/DV33
D
C176
100UF/25V
E
+5V_SW TO +5V_TUNER
F
G
+16V TO DV26_DDR BY PWR_S1
H
The item of page is from "150" start
1 2
3 4
+5V_SW
C155
100N 25V
+5V_SW TO AV33
DV33_DM
AV33
1 2
FB152
120R/500mA C168
100UF/25V C160
100N 25V
+5V_SW
FB150
U151 120R/500mA DV33
3 2 1 2
VI VO
C169
C154 100UF/25V
47U/25V
AV33 TO AV15
AV33
+5V_SW
CLOSE TO Q102
+5V_TUNER
C171
FB151 120R/500mA 100N 25V
1 2
100UF/25V C177 C177 C178
100N 25V
100UF/25V
+16V
R166
R165 U150 TPS5420DR 9K1 1/10W
5 4
ENA VSENSE
6 3
GND NC
100R 1/10W
7 2
VIN NC
PWR_S1
8 1
PH BOOT
Q153 C150 R168 8K2 1/10W R168
8K2 1/10W
MUN2211TIG 10U 25V
R157
0R05 1/10W
C174 L151
10N 50V
R164
NC/56R 1/8W R167
NC/56R 1/8W
ZD151
SSA34-E3
C159
NC/330P 50V
3 4
7. Circuit Diagrams and PWB Layouts
5 6 7
AV33
+5V_STB
LD1117DT33TR
U152
U155
3 2 3
Vin Vout VI
C165
C156 100N 25V
100uF/25V
+5V_SW TO DV33SB
AV15
U154 1 +16V
LD1117S-TR
1,14 +16A
3 2
VIN VOUT
5,6 AV12
C161
1,7 +5V_STB
47U/25V
1,10,11,12,13,15 +5V_SW
3 +5V_TUNER
3,4 DV33_DM
4,5,6,7,11,13,14,15 DV33
6,9,12 AV33
C167
R160
5,6,7,15 DV33SB
10U 16V R160 24R 1/10W
24R 1/10W
6 AV15
5,6,8 DV26_DDR
1,5 PWR_S1
1,3,4,5,6,7,8,9,10,11,12,13,14,15 GND
AV12
U156
LD1117S-TR
3 2
VIN VOUT 1,3,4,5,6,7,8,9,10,11,12,13,14,15 AGND_AFE
C173
47U/25V
C172
10U 16V
R171
1R 1/8W
AV33 TO AV12
R158 DV26_DDR
150R 1/10W
22uH
C175
470uF 16V
5 6 7
8 9
C150 F3
C153 C2
DV33SB
C154 C3
C155 B5
C156 B5
C159 G4
2 C160 C5
VO
C161 C6
C165 B7
C166
47U/25V C166 B7
C167 C5
C168 C4
C169 C4
C171 D5
C172 E5
C173 D6
C174 F4
C175 G5
C176 E2
C177 E3
C178 E3
FB150 C3
FB151 D3
FB152 C3
L151 F5
Q153 F3
+16V
+16A
R156 C5
R157 F4
AV12
R158 F5
R160 C5
+5V_STB
+5V_SW R164 G4
R165 F3
+5V_TUNER
R166 F5
DV33_DM
R167 G4
R168 F5
DV33
AV33 R170 D5
DV33SB R171 E5
AV15
U150 F4
DV26_DDR
U151 C3
U152 A5
U154 C5
U155 A7
PWR_S1
U156 D5
ZD151 G4
GND
AGND_AFE
CP NR. CL6xxxx
Title
DS 15MF237S MAIN BOARD (POWER)
Size Document Number
C E157C2NKA1PMNS (715T2225-1)
Date:
8 9
10 11
A
B
C
D
E
F
G
H
Rev
1
Nov 29, 2006 Sheet 2 of 15
10 11