AOC L19WA91 Service Manual page 37

Add Thermal Pad
+5V_STB
+5V_SW AV33
U152
U151
AME8810-AEGTZ 0.6A/3.3V
LD1117ADT33TR
3
3 2
VIN VOUT
C151
C166 + C159 100N 16V
100N 16V 100uF 10V
+5V_SW TO AV33 +5V_STB TO DV33SB
Add Thermal Pad
DV18_DDR
DV33
U158 LD1117S18
+5V_SW DV33
3
U157 LD1117S33TR
3 2 C173
VI VO
100N 16V
SMD/0402
+ C160
100uF 10V
C158
100N 16V
+5V_SW TO DV33 DV33 TO DV18_CI
FB150
+5V_STB DVD_VCC
F150
NC/1.5A 125V 045101.5MRL
1 2
Q153 NC/SI5441DC NC/220R/2000mA
8 1 C183
D D
7 2 NC/100N 16V
D D
6 3
D D
5 4
S G
C182 C179
+
NC/100uF 10V
NC/100N 16V
FOR DVD MODEL
R169
+5V_SW
NC/1KOHM +-5% 1/10W
R170
2 Q154
NC/BC847C
NC/1KOHM +-5% 1/10W
C180
NC/4.7UF 10V
+5V_STB TO DVD_VCC
+5V_STB
R168
0 OHM +-5% 1/4W
Q150
SI5441DC
8 1
D D
7 2
D D
6 3
D D
5 4
S G
PANEL_VCC_ON/OFF(PANEL_VCC ON/OFF):
C113
Norm al: High
100N 16V
Stand_By: Low
R164
1KOHM +-5% 1/10W
R158
PANEL_VCC_ON/OFF 2 Q151
MUN2211TIG
10KOHM +-5% 1/10W C156
4.7UF 10V
+5V_STB TO PANEL VCC
Parts
R157,R158,R164,R168
C113,C156,C167
Q150
Add Thermal Pad
DV33SB +5V_SW
U153
LD1117ADT-TR
3 2
VIN VOUT
2
VIN VOUT(heat sink)
C169
100N 16V
SMD/0402
C155
10U 10V
C168
10U 16V
Vo=1.25 x (1+120R/120R) = 2.5V
+5V_SW TO AV25
R175 NC/0 OHM +-5% 1/10W
+5V_SW +5V_TU
DV18_CI
R178
NC/0 OHM +-5% 1/4W R180
2 NC/0 OHM +-5% 1/4W
VI VO
U159
C175
10U 10V 2
VIN VO
1
VINH
+ 3
GND ADJ
C177
330UF 16V LD39080PT-R
NC/CONN
4
3
2 R177 R178
1
Click Yes NC
CN150
PnS Yes NC
+18V_A
C152 R153
NC/100N 16V NC/4.7 OHM +-5% 1/10W
RESERVE EN
C171 C172
NC/4U7 25V NC/4U7 25V
C170
NC/15N 25V
PANEL_VCC
C167
10U 16V
PANEL_VCC_ON/OFF(PANEL_VCC ON/OFF):
Norm al: High
Stand_By: Low
PANEL_VCC_ON/OFF
NC/10KOHM +-5% 1/10W
ONLY Click MODEL
Brand Brand
PnS Click Parts
R153,R154,R155,R156,R159
R160,R161,R165,R166,R167
NC Yes
C152,C154,C157,C163,C165,C170
C171,C172,Q152,Q155
ZD150,L150
U155
Add Thermal Pad
AV25
AV25 AV12
U154
3 2
VIN VOUT
C164
+ C161 100N 16V + C162
100uF 10V SMD/0402 100uF 10V
LD1117S-TR
R151 C153
120R 1% 1/10W 10U 16V R163
1 OHM +-5% 1/10W
Vo=1.25 x (1+1R/120R) = 1.26V
AV25 TO AV12
+5V_TUNER
FB151
4 1 2
220R/2000mA
5 +
C178
47uF 25V
R174
4K7 1/10W 1%
NEARLY TUNER
+5V_TUNER FROM Regulator
R179
NC/0 OHM +-5% 1/4W
L150 NC/15uH R160
NC/0 OHM +-5% 1/4W
ZD150
U155 C154 C157
NC/SS2P4
NC/22U 10V
1 8 NC/22U 10V
BOOT PH
2 7
VIN GND
3 6
EN COMP
R155
4 5 C163 NC/560R 1/10W 1%
SS VSNS
NC/18N 50V
NC/TPS54231DR C165
NC/12P 50V
R154 R156
NC/18 KOHM +-1% 1/10W
+18V_A
R159
NC/3K3 1/10W 1%
R167
NC/47KOHM +-5% 1/10W R161
NC/330KOHM +-5% 1/10W
EN
Q155
2 NC/BC847C
R165
NC/82KOHM +-5% 1/10W
R166
2
C174
Q152 NC/4U7 25V
NC/BC847C
18V_A TO PANEL_VCC
ONLY PnS MODEL
PnS Click
Yes NC
T P V ( Top
絬 隔 瓜 絪 腹
Key Component 02. POWER-2
Friday , January 16, 2009
Date
37
PANEL_VCC_ON/OFF
5 PANEL_VCC_ON/OFF
OPWRSB
5 OPWRSB
+18V_A
6 +18V_A
+5V_TU
PANEL_VCC
Victory Electronics Co . , Ltd. ) OEM MODEL
TPV MODEL
PCB NAME 715G3292-J
Sheet 2 of 14
Size C
Rev 1
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