Hitachi UT42X902/D8MW Service Manual page 56

D8mw chassis lcd display panel
Table of Contents

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Schematic Diagram page
2
/28
PP01
PA-11H
1
+24V
2
+24V
CP50
CP01
CP02
CP03
CP20
0.1
22/35
22/35
22/35
1.0
MLA
MLA
MLA
3216
GND
1
3
TPP01
GND
1
4
GND1
From Power
TPP02
5
STB5V
1
supply board
TPP03
RP01
0
6
1
2
POWER OFF
1
TPP04
7
RP02
1
2
0
AC CLOCK
1
TPP05
POWER 1
1
8
CP98
0.01/25
TPP06
1005
BRT
1
9
TPP07
10
BL ON (ON/OFF)
1
TPP08
11
BL_DET
1
TPP09
G1
G2
GND1
BL_DET
009:1C
BL_oN
005:7D
008:7B
BRT
DP11
1SS355
2
1
013:5D
PON_PSU
RP05
22k
1
2
PON_5.6V
012:1D
012:8B
PON_3.3V
016:1C
009:1C
TV_POWER
012:1D
012:1D
015:2B
POWER2TD
016:1B
020:2C
012:1D
PON_TCON
FAN_EN
012:8B
• Since this is a basic circuit diagram, the value of the parts is subject to be altered for improvement.
TABLE OF CONTENTS
3
+24V
970mA
CP21
CP22
4.7
1.0
3225
3225
4A/10V 1.0uF
XP01
GND1
NFM2012P13C105B
2125
1
3
2
RP75
GND1
10k
CP99
0.01/25
1005
GND1
CP76
RP22
RP23
3300p
10k
0
1
2
1
2
1
RP27
33k-1%
1005
CP66
CP71
0.01
0.047/16
1
2
1005
RP20
33k-1%
DP10
ON: >2.9V
1SS355
OFF:<0.9V
2
1
RP21
CP51
10k-1%
0.1
GND1
GND1
10uH/2.6A
LP01
10
1
2
NR8040
CP23
CP24
CP04
CP53
DP01
CP81
1.0
4.7
22/35
0.1
M2FM3
22/16
RP70
3216
3225
MLA
3225
0
CP61
0.01
P_GND
1
2
GND1
P_GND
CP77
RP32
RP33
3300p
5.6k
0
1
2
1
2
1
RP15
1.0k
1005
CP67
CP72
0.01
0.047/16
RP30
1
2
1005
RP06
47k
1.0k
1
2
RP31
CP52
ON: >2.9V
12k
0.1
OFF:<0.9V
GND1
10uH/2.6A
LP02
10
1
2
NR8040
CP05
CP25
CP26
CP54
DP02
CP82
1.0
4.7
22/35
0.1
M2FM3
22/6.3
RP71
3216
3225
MLA
2125
0
CP62
0.01
P_GND
1
2
GND1
P_GND
CP78
RP42
RP43
3300p
27k
0
1
2
1
2
1
RP07
1005
1.0k
CP68
1
2
CP73
0.01
0.047/16
1
2
RP40
1005
47k
RP08
ON: >2.9V
1.0k
1
2
OFF:<0.9V
RP41
CP59
12k
0.1
GND1
15uH/2.1A
LP03
15
15
1
2
7E08N
CP27
CP28
CP08
CP60
RP72
DP03
CP39
1.0
4.7
22/35
0.1
0
M2FM3
22/16
3216
3225
MLA
3225
CP63
0.01
1
2
P_GND
GND1
P_GND
4
5
GND1
2
A_GND
RP24
10k-1%
+5.6V
RP25
4.7k-1%
RP26
56k-1%
2400mA
003:G4
004:2A
+5.6V
008:4A
009:1C
+5.6V
011:1B
012:1A
015:2A
CP91
CP10
22/16
100/16
016:1A
3225
MVK/SKV
020:2B
GND1
P_GND
GND1
2
A_GND
RP34
10k-1%
D+3.3V
RP35
27k-1%
RP36
4.7k-1%
003:C6
1700mA
003:G4
004:2E
005:1C
006:1A
D+3.3V
009:1A
011:1A
D+3.3V
016:1A
017:1A
017:6C
CP92
CP11
019:3E
22/6.3
100/16
2125
MVK/SKV
019:4A
019:4D
019:6A
019:6D
GND1
020:4E
P_GND
GND1
2
A_GND
RP44
10k-1%
AMP_PWR
RP45
82k-1%
RP46
47k-1%
2500mA
AMP_PWR
003:G6
AMP_PWR
020:2B
CP40
CP13
22/16
100/16
3225
MVK/SKV
GND1
55
6
STB+5V
xxmA
012:4E
STB+5V
012:8E
013:5C
014:2B
STB+5V
014:2D
015:2A
CP87
020:2C
IP10
1.0/16
020:5D
TK11133CSC
CP84
xxmA
1.0/16
Vcont
Vin
GND1
1
5
STB+3.3V
2
GND
GND1
STB+3.3V
012:1A
3
Np
Vout
4
STB+3.3V
013:5B
014:2B
CP83
CP85
CP86
RP04
0.01/25
1.0/16
5.6k
4.7/6.3
1005
GND1
GND1
GND1
CP79
RP52
RP53
3300p
22k
0
GND1
1
2
1
2
1
2
A_GND
1005
CP69
CP74
0.01
0.047/16
1
2
RP50
1005
RP09
47k
ON: >2.9V
1.0k
1
2
OFF:<0.9V
RP54
10k-1%
RP51
CP55
12k
0.1
RP55
11k-1%
GND1
RP56
130k-1%
22uH/3.5A
LP06
22
1
2
7B12N
CP29
CP30
CP06
CP56
RP73
DP04
CP35
CP36
CP12
1.0
4.7
22/35
0.1
0
M2FM3
22/16
22/16
100/16
3216
3225
MLA
3225
3225
MVK/SKV
CP64
0.01
1
2
P_GND
GND1
GND1
P_GND
CP80
RP62
RP63
3300p
10k
0
GND1
1
2
1
2
1
2
A_GND
1005
CP70
RP60
CP75
0.01
0.047/16
47k
1
2
1005
RP10
ON: >2.9V
0
OFF:<0.9V
1
2
RP64
10k-1%
RP61
CP57
0.1
12k
RP65
75k-1%
GND1
RP66
560-1%
15uH/2.1A
LP05
15
15
1
2
7E08N
CP07
CP31
CP32
CP58
DP05
CP37
CP38
1.0
4.7
22/35
0.1
M2FM3
22/16
22/16
RP74
3216
3225
MLA
3225
3225
0
CP65
0.01
P_GND
1
2
GND1
GND1
P_GND
P_GND
7
D8MW
A
B
005:1E
012:1E
020:4C
020:4D
PWR_OFF
020:7D
ACCLK
012:1E
Tcon+12V
C
2000mA
Tcon+12V
003:G5
Tcon+12V
019:6C
D
FAN VCC
xxxxmA
FANVCC
FANVCC
003:C7
+6.8V
(Ajustable)
E
F
MAIN BOARD SHEET: 002
Power DC-DC regulator

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