Power - Philips 26MF337B/27 Service Manual

22 TPM1.0U LA
Scaler Board Schematic Diagram-Power
1 2
+5V_SW DV33
TP152
A
1
U150
3 2
VI VO
C158 C159
47U/25V
100N 25V
+5V_SW TO DV33
B
Add Thermal Pad
+5V_SW AV33
TP154
U151
LD1117DT33TR
1
3 2
Vin Vout
C
C166 C150
100N 25V
47U/25V
+5V_SW TO AV33
LD1117S-TR
AV33 AV12
D U154 TP156
3 2 1
VIN VOUT
C164
100N 25V C165
47U/25V
C163
10U 16V R163
1R 1/8W
E
AV33 TO AV12
+24V +12V
R186 R185
0R05 1/4W NC/0R05 1/4W
5
ENA
6
GND
7
VIN
F 8
PH
C172
47U 35V C170
100N 50V
R178
100R 1/10W
R180
OPWRSB Q154 56R 1/8W
C169

Power

330P 50V
R185 R186
G
Board
26"/32" NO
YES
37"/42"
YES
NO +24V or +12V TO +5V4_TUN_DVD
H
1 2
3 4 5
+5V_STB DV33SB
TP153
U152
1
3 2
VI VO
NC/0R05 1/4W
C151
100N 25V C155
47U/25V
DV33
NC/470uF 35V
+5V4_STB TO DV33SB(For MCU)
R165
NC/4K7 1/10W
PWR_S2
+5V4_TUN_DVD +5V_TUNER
R150 1R2 2W
C152
PWR_S2(PANEL_VCC ON/OFF):
1000uF 25V
TP155
Normal:Low
Stand_By:High
+5V4_SW TO +5V_TUNER
LD1117S-TR
AV33 AV15
U153 TP157
3 2 1
VIN VOUT
C160
100N 25V C162
PWR_S2(PANEL_VCC ON/OFF):
47U/25V
Normal:Low
Stand_By:High
Panel VCC=12V
C161
10U 16V R161
24R 1/10W 1%
AV33 TO AV15
PWR_S2
+5V4_TUN_DVD
TPS5430DDAR R179
4
VSENSE
3
NC
R181 10K 1/10W 1%
2
NC
2K7 1/10W 1%
1
BOOT
U156
R182 R184
0R05 1/10W 220 1% 1/10W
C171
+5V4_TUN_DVD
10N 50V
R183 22uH L151
56R 1/8W C173
470UF/16V
3 4 5
7. Circuit Diagrams and PWB Layouts
6 7
S-02
Panel VCC=5V
+24V +12V
TP160
R177 R176
NC/0R05 1/4W
NC/TPS5430DDAR R166
5 4
ENA VSENSE
6 3
GND NC
R191 NC/15K 1/10W 1%
7 2
VIN NC
8 1 NC/4K7 1/10W
PH BOOT
C153 C175 U155
NC/100N 50V
R188
NC/0R05 1/10W
R154 C176
NC/10N 50V
Q152 NC/100R 1/10W
R190 R189 NC/22uH L150
NC/56R 1/8W NC/56R 1/8W
C174
NC/330P 50V
PANEL5V PANEL_VCC
R153
NC/0R05 1/8W
PANEL_VCC
+12V
R155 Q150
0R05 1/8W 8 1
D D
7 2
D D
6 3
D D
C167
5 4
S G
SI5441DC
R157
22K 1/10W
DV33
R156
47K 1/10W R164
10K 1/10W
R173
4K7 1/10W
R151 100R 1/10W C157
Q151 10U 16V
BC847C
Q153
C156
TP150
+5V_DVD
FB150
D150
4
1 2 1 2 3
A K
63384 4P 2.0MM
2
220R/2000mA
1
SB240 C168
100N 25V
CN150
TP151
DVD VCC
6 7
8 9 10
1,15 +24V
1,15,17 +12V
5,6 AV12
1,12,13,14,15,16,17 +5V_SW
TP159
3 +5V_TUNER
PANEL5V
1,7 +5V_STB
3,4,5,6,7,11,13,14,16 DV33
6 AV33
5,6,7,15,16 DV33SB
6 AV15
16 PANEL_VCC
1,5 OPWRSB
5 PWR_S2
7 +5V_DVD
C154
NC/470uF/25V
1,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17 GND
1,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17 AGND_AFE
ITEM PANEL PANEL
VCC:+12V VCC: +5V
R164 10K N/C
N/C
Q153
MUN2211
TP158
0R N/C
R155
1
R157 22K N/C
R156 47K N/C
ZD151
BZX284-C12 R151 100R N/C
R159 10K N/C
D151
R173 4K7 N/C
BAV103
C156 100N N/C
C157 10U N/C
C167 47U N/C
Q150 N/C
SI5441
Q151 N/C
BC847
ZD151
BZX284-C12BZX84-C5V1
R153 N/C 0R
R154 N/C 100R
R165 N/C 4K7
R166 N/C 15K
C153 N/C 470U
L150 N/C
22U
N/C 470U
C154
U155 N/C
TPS5430
Q152 N/C
MUN2211
ZD150 N/C
SSA34
R176 N/C 0R
C175 N/C 100N
R189 N/C 56R
R190 N/C
56R
C174 N/C 330P
N/C 0R
R188
C176 N/C 10N
R191 N/C
4K7
8 9 10
11
+24V
+12V
AV12
A
+5V_SW
+5V_TUNER
+5V_STB
DV33
AV33
DV33SB
AV15
PANEL_VCC
OPWRSB
PWR_S2
B
+5V_DVD
GND
AGND_AFE
C
CN150 F7 C150 C2
C151 A3 C152 C4
C153 B6 C154 B8
C155 A4 C156 E6
C157 E8 C158 A1
C159 A2 C160 D3
C161 E4 C162 D4
D
C163 E2 C164 D1
C165 D2 C166 C1
C167 E8 C168 G6
C169 G3 C170 F2
C171 F3 C172 F2
C173 G4 C174 C7
C175 B6 C176 B7
D150 G6 D151 E8
FB150 G6 L150 B8
L151 F4 Q150 D7
Q151 E7 Q152 B5
Q153 E6 Q154 G2
R150 C3 R151 E6
R153 C6 R154 B6
R155 D7 R156 E7
R157 E7 R159 E7
E
R160 D4 R161 E4
R162 D2 R163 E2
R164 E7 R165 B5
R166 A8 R173 E6
R176 A6 R177 A6
R178 G2 R179 F4
R180 G3 R181 F4
R182 F3 R183 G3
R184 F4 R185 F2
R186 F2 R188 B7
R189 B7 R190 B7
R191 B8 TP150 F7
TP151 G7 TP152 A2
TP153 A4 TP154 C2
TP155 C4 TP156 D2
TP157 D4 TP158 D8 F
TP159 A8 TP160 A7
TP161 B7 U150 A2
U151 C2 U152 A4
U153 D3 U154 D2
U155 A7 U156 F3
ZD150 B7 ZD151 D8
G
H
11