Asano LED2295, Service Manual

Page: 17 / 24

SCHEMATIC SCHEMATIC SCHEMATIC SCHEMATIC DIAGRAM DIAGRAM DIAGRAM DIAGRAM
C11
0
.1
u
F
VCC-P anel
A
D
J
O
U
T IN
O
U
T
U05 BM1117
3 2 1 4
Q28
3904
1
2
3
R8 NC/1K
A
D
J
O
U
T IN
O
U
T
U06 BM1117
3 2 1 4
A
D
J
O
U
T
IN
O
U
T
U03 BM1117- 3.3
3 2 1 4
R
2
8
2
2
K
+5V _Nor mal
+12V_PWR
+5V _Standby
STANDBY
CN21 12p/2.0
1
2
3
4
5
6
7
8
9
10
11
12
BL-A DJUS T
BL-O N/OFF
AVDD_DDR
R26 0/0603
1.8 V
+5V _Standby
C
1
6
0
.1
u
F
C
1
7
4
.7
u
F
Vout=0.6V*(1+R1/R2) Vout=0.6V*(1+R1/R2) Vout=0.6V*(1+R1/R2) Vout=0.6V*(1+R1/R2)
100 0mA
R2 R2 R2 R2 R1 R1 R1 R1
R4 2.7K
+3.3V_S tandby
CN03
NC/3*2.5*1
1
3
2
PM GPIO
Q30
3904
1
2
3
C15
0
.1
u
F
BL-A DJUS T
BL-O N/OFF
BRI_A DJ-PWM0
C
3
4
0
.1
u
F
C
3
3
4
.7
u
F
C
2
6
4
.7
u
F
C
1
9
0
.1
u
F
R
4
2
1
K
Q48 AO3401A
L40 18uH/2A
1 2
U01 FP6161
IN
4
GND
2
FB
5
SW
3
EN
1
R3 220R
U2 BM9435
S1
1
S2
2
S3
3
G2
4
D1
8
D1
7
D2
6
D2
5
R147 1K
R
2
2
5
6
0
R
R
1
4
9
4
7
K
R148 100K
Q7
3904
1
2
3
C
5
1
u
+5V _Nor mal +5V _Standby
C
2
4
0
.1
u
F
+
C
A
9
1
0
0
uF
PWR-O N/OFF
+3.3V_Normal
PANEL_ON/OFF
P
A
N
E
L_
O
N
R2 1K
+5V _Nor mal
+12V_NO RMAL
VBL_CTRL
CN4
NC/3*2.5*1
1
3
2
STANDBY
C
2
5
4
.7
u
F
300 mA
150 mA
R
2
5
1
0
0
R
A
D
J
O
U
T IN
O
U
T
U04 BM1117- 3.3
3 2 1 4
R
2
4
5
6
0
R
C
3
1
0
.1
u
F
+
C
A
5
4
7
0
uF
/1
0V
C
1
8
0
.1
u
F
+5V _Nor mal
R
3
3
4
7
K
+3.3V_Normal
R
1
0
1
K
R13 1K Q3
3904
1
2
3
Q5
3904 1
2
3
R
1
8
1
0
K
R11 15K _1%
R
2
3
2
2
0
R
C
9
1
0
u
F
R6 4.7K
C
7
0
.1
u
F
CN02
CON6_2.0
12V
6
12V
5
BRI_O N/OFF
4
BRI_A DJ
3
GND
2
GND
1
R16 4.7K
R12 1K
R7 1K
R
1
4
N
C
/1
0
K
R15 12K _1%
Q31
3904
1
2
3
300mA
IO ,
+
C
A
3
4
7
0
uF
/1
0V
C
2
0
0
.1
u
F
R19 10K
R20 4.7K
+
C
A
6
4
7
0
uF
/1
0V
R21
10K
+
C
A
4
4
7
0
uF
/1
0V
C
1
0
0
.2
2
u
F
C
8
0
.1
u
F
Vout=0.6V*(1+15/12) Vout=0.6V*(1+15/12) Vout=0.6V*(1+15/12) Vout=0.6V*(1+15/12)
C
3
2
0
.1
u
F
+
C
A
1
0
4
7
0
uF
/1
0V
R
1
4
.7
K
R140 NC/0R
R
1
7
N
C
/1
0
K
R141 1K
+12V_PWR
R
1
4
6
1
0
0
K
R144 750K
+5V _Nor mal
Q50 AO3401A
C
4
0
.1
u
F
Q4
3904
1
2
3
+12V_PWR
+12V_NO RMAL
C
1
9
7
0
.1
u
F
C
1
9
6
0
.1
u
F
C
1
9
8
0
.1
u
F
+5V _Standby
+2.5V_Normal
R
1
7
7
N
C
C
1
9
9
N
C
+
C
A
4
7
4
7
0
uF
R
2
4
4
1
0
K
R
1
8
1
3
6
K
+
C
A
1
9
4
7
0
uF
/1
0V
C
2
0
0
0
.1
u
F
+1.2V_V DDC
C275 0.01uF
C
2
0
1
0
.1
u
F
+5V _Nor mal
C
2
0
2
N
C
VBL_CTRL
U
4
F
R
9
8
8
8
B
S
1
V
I
2
S
W
3
G
4
F
B
5
C
O
M
P
6
E
N
7
N
/C
8
BRI_A DJ-PWM0
R
2
4
5
1
0
0
K
PANEL_ON/OFF
+12V_PWR
L33 18uH/4A
1 2
R
2
4
8
1
2
K
/1
%
DC TO DC DC TO DC DC TO DC DC TO DC