Hitachi UT42X902/D8MW Service Manual page 58

D8mw chassis lcd display panel
Table of Contents

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Schematic Diagram page
4
/28
+5.6V
002:5C
003:G4
+5.6V
008:4A
009:1C
+5.6V
011:1B
012:1A
015:2A
016:1A
020:2B
D+3.3V
002:5D
003:C6
003:G4
005:1C
006:1A
D+3.3V
009:1A
011:1A
016:1A
D+3.3V
017:1A
017:6C
019:3E
019:4A
019:4D
019:6A
019:6D
020:4E
• Since this is a basic circuit diagram, the value of the parts is subject to be altered for improvement.
TABLE OF CONTENTS
3
Bottom View
4A/10V 1.0uF
IG02
XG02
NFM2012P13C105B
MM1663DHBE
2125
1
3
8
Vin
2
NC-7
7
GND1
CG40
G1
1.0/16
6
NC-6
5
Cont
RG23
10k
RG02
0
1
2
3
4
5
6
7
8
2010
0.01/25
CG24
0.047/16
1005
RG10
10k
ON: >2.9V
OFF:<0.9V
RG11
CG53
47k
0.1
GND1
12/4 Add CG53
4A/10V 1.0uF
XG01
NFM2012P13C105B
2125
1
3
2
CG30
CG31
RG24
CG22
GND1
0
10/10
10/10
0.1
1
2
2125
2125
GND1
GND1
P_GND
Bottom View
4A/10V 1.0uF
XG03
MM1662GHBE
NFM2012P13C105B
2125
1
3
8
Vin
2
7
NC-7
RG33
CG41
GND1
10k
1.0/16
NC-6
6
RG32
10k
1
2
5
Cont
GND1
4
5
Vout
1
CG42
NC-2
2
1.0/16
GND
3
Cn
4
CG50
470p
1005
GND1
CG23
RG12
RG13
15k-1%
GND1
0
1
2
1
2
1
2
A_GND
1005
CG21
0.01
1
2
RG14
10k-1%
RG15
10k-1%
GND1
IG01
MP2361DK
4.7uH/2.1A
LG01
4.7
1
2
7E06NG
CG20
CG10
CG11
DG01
CG01
0.01
1
22/6.3
22/6.3
100/16
2
RSX201L-30
MVK/SKV
2125
2125
P_GND
GND1
P_GND
IG03
or MM1664AHBE
Vout
1
CG43
CG02
RG17
NC-2
2
1.0/16
100/16
300k-1%
G1
MVK/SKV
GND
3
GND1
RG18
Cn
4
7.5k-1%
IG03
not Mount
MM1662GHBE
CG52
470p
RG19
MM1664AHBE
1005
300k-1%
RG01
0
1
2
3
4
5
6
7
8
2010
4A/10V 1.0uF
XG04
NFM2012P13C105B
2125
1
3
2
CG32
CG44
10/10
1.0/16
RG30
GND1
2125
10k
RG31
10k
1
2
GND1
57
6
GEN+3.3V
271mA
GEN+3.3V
005:1A
008:1D
GEN+3.3V
009:7C
020:4A
GEN+1.8V
1276mA
GEN+1.8V
005:1B
GEN+1.8V
007:1E
009:7C
DDR_VCC2
+4V or +2.6V
790mA
DDR_VCC2
DDR_VCC2
007:1C
RG01
RC04
RC05
DDR_VCC1
Bottom View
790mA
IG04
DDR_VCC1
MM1665XHBE
Vin
Vout
8
1
CG45
CG03
RG20
7
NC-7
NC-2
2
1.0/16
100/16
300k-1%
G1
MVK/SKV
6
NC-6
GND
3
GND1
Cont
Cn
RG21
5
4
7.5k-1%
CG51
470p
RG22
1005
300k-1%
7
D8MW
+2.5V
DDR_VCC1
007:1A
MAIN BOARD SHEET: 004
Scaler IC, Power line
A
B
C
D
E
F

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