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CHAPTER 8.
SCHEMATIC DIAGRAM
[1] MAIN SCHEMATIC DIAGRAM (for 19" and 22")
01. MAIN POWER
INVERTER_ON_OFF
CN701
BRIGHT_ADJ
1
2
1
FB104
NC/220R/2000mA
2
3
1
2
4
FB105
NC/220R/2000mA
5
6
1
7
FB106
8
9
1
10
FB107
11
12
1
2
13
AC_Detect
FB101
220R/2000mA
1
2
C101
FB103
220R/2000mA
CONN
100uF/25V
+5VSB
C107
1uF 25V
R108
Q103
VCCK
51K 1/10W 5%
AON4421
R111
2.7K 1/10W
Q104
MMBT3904
C115
4.7UF 10V
+5V_STB(+5V1) TO +5V_SW BY OPWRSB
DIGITAL POWER DV33
+5V
U104
DV33
3
2
R736
VIN
VOUT
0R05 4A 1/4W
C126
+
C125
C127
0.1uF 50V
100uF/25V
0.1uF 50V
璓穝
ANALOG POWER AV33
U105
+5V
AV33
3
2
VI
VO
+
C128
100uF/25V
2008-03-14
INVERTER_ON_OFF:
Normal: High
+12V
Stand_By: Low
+
C104
BRIGHT_ADJ:
+24VSB
NC/100uF/25V
Normal:Max:+3V3, Min:0V
2
220R/2000mA
Stand_By:0V
2
220R/2000mA
OPWM0
R103
+5VSB
100R 1/10W 5%
R105
HI = > POWER_ON
100K 1/10W
+
C102
C778
LO = > POWER_OFF
0.1uF 50V
100N 16V
Stand By Power
+5V
+3V3SB
U101
+5VSB
G1117-33T63Uf
3
2
1
2
VI
VO
FB146
600R/500mA
+
C111
C776
C112
+
100uF/25V
100N 16V
+
C113
NC/100uF/16V
SMD/0402
470UF 16V
DV33
R115
4.7K 1/16W
SMD/0402
AC_Detect#
AC_Detect
Q105
R118
MMBT3904
100R 1/10W 5%
C680
100N 16V
SMD/0402
ANALOG POWER AV125
DV33
U103
3
2
VIN
VOUT
+
C122
NC/100uF/16V
G1117T63Uf
1
+24VSB
FB134
NC/220R/2000mA
1
FB102
NC/220R/2000mA
C103
1UF 50V
R104
51K 1/10W 5%
OPWM0
R106
Q102
Q101
10K 1/16W 5%
MMBT3904
AON4421
HI = > POWER_ON
SMD/0402
FOR
19"22"
LO = > POWER_OFF
16V
SWITCH
+5VSB
FB108
33 OHM
C108
C109
+
C110
1uF 25V
1uF 25V
C777
100uF/25V
100N 16V
R109
10R 1/10W 5%
C114
R110
U102
1uF 25V
NC/10K 1/10W
9
Thermal Pad
1
8
VCC
VIN
2
7
L101
REF
LX
3
6
GND
PGND
4
5
C117
C116
FB
EN
0.1uF 50V
R112
G5627F11U
1K8 1/10W 1%
C120
璓穝
+3V3SB
NC/1uF/16V
R114
4K7 1/10W 1%
R116
R2
1K 1/10W 5%
OPWRSB
R117
10K 1/10W
Vout = 0.8x(R1+R2)/R2
DV33
BRIGHT ADJUST
GPIO0(PWM for Bright_Adj):
Max: 0V
Min: +3V3
R119
AV125
4.7K 1/16W
SMD/0402
GPIO0
R124
4.7K 1/16W
R126
+
C123
SMD/0402
NC
100uF/25V
R127
DV33
INVERTER ON/OFF
0R01 1/10W
1.25 x (1+ 0/110) = 1.25V
INVERTER_SW:
Inverter on: Low
R130
Inverter off: High
10K 1/16W 5%
SMD/0402
LVDS_CTRL2
73
4,5,6,7,8,9,10,11,12,13,14,15,16
2
+24V
2
VCCK
4.7uH
NC/1nF 50V
C119
C681
C118
+
0.1uF 50V
470UF 16V
10U 16V
R113
R1
100R 1/10W 5%
+5V
DV33
R120
NC/4.7K 1/10W
R121
4.7K 1/10W
R122
BRIGHT_ADJ
100R 1/10W 5%
Q106
C121
R125
MMBT3904
NC/560KOHM +-5% 1/10W
NC/22uF 10V
INVERTER
+5V
DV33
+3V3SB
ON/OFF
R129
R128
1K 1/10W 5%
NC/4K7 1/10W
R131
NC/10K 1/16W 5%
INVERTER_ON_OFF
SMD/0402
C129
R132
Q107
NC/1uF/16V
4.7K 1/16W
MMBT3904
SMD/0402
LC-19LS410UT, LC-22LS510UT
GND
GND
+5VSB
6,9,10,13,16
+5VSB
+12V
14
+12V
+5V
6,8,10,11,12,13,14,15
+5V
+3V3SB
6,8,10,16
+3V3SB
DV33
4,5,6,7,9,13,14
DV33
+24V
13
+24V
AV33
4,6,9,10,12,14,15
AV33
AV125
4,5,9,10,14
AV125
VCCK
4
VCCK
OPWRSB
4
OPWRSB
GPIO0
4
GPIO0
STANDBY
4,6
OPCTRL2
AC_Detect#
4
ADIN5
LVDS_CTRL2
4
LVDS_CTRL2
OPWM0
4,7
OPWM0
BL CONTROL
R122
R121
C121
100R
4K7
N/C
PWM CONTROL
4K7
1K
22U
DC CONTROL
R128
R129
3V3
N/C
1K
5V
4K7
N/C
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