Akai LCT2785TA, Service Manual

Page: 6 / 64

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
ADCV18A
VFE_GND1
VFE_GND
LVDS_GND
VFE_GND1
ASB33A
ASB18A
AV18A
AV33A
AV33A
SB18A SB18 SB33A
LVDS_GND
DV18A
LVDS_GND
LVDS_GND
LVDS_GND
LVDS_GND
DACVDD
LVDS_GND
SB18
VFE_GND
SB33
ADCV33A
DV33B
ASB33A
SB18A SB33A
ASB18A
AV18A
AV33A
DV18A
DV33A
VCC
SB33
SB33B
5VSB
ADCV18A
DACVDD
VCC
VFE_GND1 3,4,8,11
VFE_GND 3,4,8,11
LVDS_GND 3,4,12
Title
Size
Document Number Rev
Date: Sheet
Checked:
LDO
1
C
2 17 Thursday, April 13, 2006
AKAI_MT8202_27US_LVDS_V0.0
KAWA Confidential
<Designer>
<Checker>
Title
Size
Document Number Rev
Date: Sheet
Checked:
LDO
1
C
2 17 Thursday, April 13, 2006
AKAI_MT8202_27US_LVDS_V0.0
KAWA Confidential
<Designer>
<Checker>
Title
Size
Document Number Rev
Date: Sheet
Checked:
LDO
1
C
2 17 Thursday, April 13, 2006
AKAI_MT8202_27US_LVDS_V0.0
KAWA Confidential
<Designer>
<Checker>
Power ON alive source
1.25x(1+180/300)=1.99V
1.25x(1+62/110)=1.95V
change 2/16
L46 FB L46 FB
L48 FB L48 FB
+
CE103
470uF/16v
+
CE103
470uF/16v
+
CE18
220uF/16v
+
CE18
220uF/16v
L7 FB L7 FB
CB17
0.1uF CB17
0.1uF
+ CE82
100uF/16v + CE82
100uF/16v
CB21
0.1uF CB21
0.1uF
CB8
0.1uF CB8
0.1uF
L51 FB L51 FB
AD
J/G
N
D
1
OUT
2
IN
3
U37 AZ1117/adj
SOT223/SMD
U37 AZ1117/adj
SOT223/SMD
L42
FB
L42
FB
+ CE9
100uF/16v + CE9
100uF/16v
+ CE108
220uF/16v + CE108
220uF/16v
+
CE10
100uF/16v
+
CE10
100uF/16v
L4 FB L4 FB
+ CE109
220uF/16v
+ CE109
220uF/16v
CB18
0.1uF CB18
0.1uF
+ CE7
100uF/16v + CE7
100uF/16v
+ CE78
100uF/16v + CE78
100uF/16v
AD
J/G
N
D
1
OUT
2
IN
3
U11
AZ1117-3.3V
SOT223/SMD
U11
AZ1117-3.3V
SOT223/SMD
+
CE17
220uF/16v
+
CE17
220uF/16v
CB23
0.1uF CB23
0.1uF
L49 FB/NC L49 FB/NC
L8 FB L8 FB
+ CE14
100uF/16v + CE14
100uF/16v
L43 FB/1206 L43 FB/1206
CB7
0.1uF CB7
0.1uF
+ CE13
100uF/16v + CE13
100uF/16v CB189
0.1uF
CB189
0.1uF
R773
110 1%
R773
110 1%
L6 FB L6 FB
CB9
0.1uF CB9
0.1uF
R326
180 1% R326
180 1%
CB206
0.1uF CB206
0.1uF
+ CE104
470uF/16v + CE104
470uF/16v
R774
62 1% R774
62 1%
AD
J/G
N
D
1
OUT
2
IN
3
U4 AZ1117/adj
SOT223/SMD
U4 AZ1117/adj
SOT223/SMD
+
CE11
100uF/16v
+
CE11
100uF/16v
L47 FB L47 FB
L50 FB L50 FB
CB187
0.1uF
CB187
0.1uF
CB22
0.1uF
CB22
0.1uF
+ CE81
100uF/16v
+ CE81
100uF/16v
L10 FB L10 FB
+ CE20
220uF/16v
+ CE20
220uF/16v
AD
J/G
N
D
1
OUT
2
IN
3
U7
AZ1117-3.3V
SOT223/SMD
U7
AZ1117-3.3V
SOT223/SMD
+ CE21
220uF/16v + CE21
220uF/16v
L5 FB L5 FB
+ CE8
100uF/16v
+ CE8
100uF/16v
+ CE80
100uF/16v + CE80
100uF/16v
+ CE79
100uF/16v + CE79
100uF/16v
AD
J/G
N
D
1
OUT
2
IN
3
U3
AZ1117-3.3V
SOT223/SMD
U3
AZ1117-3.3V
SOT223/SMD
CB202
0.1uF CB202
0.1uF
+
CE15
220uF/16v
+
CE15
220uF/16v
CB10
0.1uF CB10
0.1uF
AD
J/G
N
D
1
OUT
2
IN
3
U8 AZ1117-1.8V
SOT223/SMD
U8 AZ1117-1.8V
SOT223/SMD
R325
300 1%
R325
300 1%
CB24
0.1uF
CB24
0.1uF
5