Hitachi UT42X902/D8MW Service Manual page 74

D8mw chassis lcd display panel
Table of Contents

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Schematic Diagram page
20
/28
P102
Terminal-BD to Main-BD Connector
• Since this is a basic circuit diagram, the value of the parts is subject to be altered for improvement.
TABLE OF CONTENTS
3
P101
501568-14H
1
2
003:5B
MAX 1.5A
003:5D
003:6B
3
AUD+11V
004:2E
4
C114
1.0/25-B
5
6
7
8
MAX 1.5A
9
AMP_PGND
+5.6V
002:6C
10
C115
1.0/16
11
12
13
STB+5V
004:7C
14
C116
1.0/16
L103
47
G1
2
1
005:B3
6
STB+5V_PC
G2
005:F6
2518
C113
10/10
AMP_PGND
GND1
2125
GND5
P102
FH28-50HLow
G2
G1
50
49
HDM_MCLK 003:2D
GND5
48
002:6D
47
POWER2TD
003:2B
46
004:2C
HP_MUTN
45
004:6C
HP_DET
J6
44
43
CTS
J3
42
RTS
J3
41
RxD
J3
40
TxD
J4
39
38
DTR
J4
37
IRo_term
H6
36
J4
P102
35
ADC_WS
002:5B
34
ADC_SD
002:5B
33
32
ADC_SCLK
002:5B
0
1
2
R105
31
30
0
1
2
R106
29
28
002:2D
27
003:2C
26
AUD_SCL
004:4C
0
002:2D
1
2
R107
25
003:2C
AUD_SDA
24
004:4C
C112
0
23
1
2
R108
AMP_MUTN 003:2C
1
2
22
002:2D
AudioRSTn
21
003:2B
0.1/16
MCLK_SEL
003:2D
20
004:2C
0
1
2
R109
1005
19
18
N.C.
17
0
GND1
1
2
R110
N.C.
16
15
14
VGA_SDA
005:J2
13
12
VGA_SCL
005:J2
11
10
Dsub_H
005:J6
9
8
Dsub_V
005:J5
7
6
PC_Red
005:J8
5
4
PC_Green
005:J7
3
2
PC_Blue
005:J7
1
GND5
4
5
HP_R
004:7C
HP_L
004:7C
D5
IRo_term
J4
HP_GND
Headphone-out/IR-out Connector
DLY_SCLK_S
002:2E
DLY_SCLK_H
004:2C
DLY_WS_S
002:2E
DLY_WS_H
004:2C
9
DLY_SD_S
002:2E
DLY_SD_H
004:2C
GND1
RS232C/IR-out Connector
73
6
155mA(MAX)
L102
10
2520
1
2
155mA(MAX)
GND1
L101
10
2520
1
2
HP_GND
HP_GND
R101
10/19 Add Headphone function
D5
IRo_term
H6
J102
YKF51-5376
DTR
D5
8
7
6
TxD
TxD
D5
11
5
4
3
RxD
2
1
RxD
D5
RTS
CTS
10
C105
C101
C102
0.1/16
0.1/16
0.1/16
1005
1005
1005
GND1
GND1
CTS
D5
RTS
D5
C103
C104
0.1/16
0.1/16
1005
1005
GND1
7
D8MW
A
J101
LGS6509-1400F
3
3
R
2
2
L
7
7
NC
8
8
COM
9
9
NO
1
1
GND
B
HP_GND
R102
0
1
2
HP_DET
D5
C
D
E
F
TERMINAL BOARD SHEET: 001
Connector (RS232C / IR out)

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