![background image](http://html.mh-extra.com/html/sharp/lc-26ad22u/lc-26ad22u_service-manual_373846057.webp)
A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
IC6601
MST3583M-LF-110
AD CONVERTER IC
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
1
10
100
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
30
31
32
33
34
35
36
37
38
39
4
40
41
42
43
44
45
46
47
48
49
5
50
51
52
53
54
55
56
57
58
59
6
60
61
62
63
64
65
66
67
68
69
7
70
71
72
73
74
75
76
77
78
79
8
80
81
82
83
84
85
86
87
88
89
9
90
91
92
93
94
95
96
97
98
99
Q6601
KRC102SRTK
SW
CAUTION: DIGITAL TRANSISTOR
NR6603
4D02WGJ0330TCE
NR6606
4D02WGJ0330TCE
NR6605
4D02WGJ0330TCE
NR6607
4D02WGJ0330TCE
NR6601
4D02WGJ0330TCE
NR6602
4D02WGJ0330TCE
NR6604
4D02WGJ0330TCE
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
JG6601
X6601
14.31818MHz
100DT01407
+-15ppm
W853
B6605
FCM1608KF-151T06
B6601
FCM1608KF-151T06
B6602
FCM1608KF-151T06
B6603
FCM1608KF-151T06
B6604
FCM1608KF-151T06
R6609
10K
R6611
100
R6612
100
R6618
33
R6617
33
R6613
10K
R6604
390
R6601
390 +-1%
R6602
33
R6605
33
R6607
33
R6603
68
R6606
68
R6608
68
R6614
470
C6629
22P
CH
C6626
10
C
C6604
10
C
C6607
10 C
C6603
10
C
C6602
0.1
B
C6601
10
C
C6633
0.1 B
C6606
0.1 B
C6634
0.1
B
C6635
0.1
B
C6636
0.1
B
C6630
0.1
B
C6613
0.1
B
C6628
22P
CH
C6610
0.1
B
C6622
0.047
B
C6619
0.047
B
C6615
0.047
B
C6616
0.001
B
C6612
0.1
B
C6611
0.1 B
C6627
0.1
B
C6625
0.1
B
C6632
0.1 B
C6631
0.1 B
C6624
0.1
B
C6623
0.1
B
C6621
0.1
B
C6618
0.1
B
C6605
0.1 B
C6609
0.1 B
C6652
22P
CH
C6651
22P
CH
C6608
0.1 B
C6620
0.047
B
C6617
0.047
B
C6614
0.047
B
DVIDE
DVICLK
DVIVSYNC
DVIHSYNC
DVIDATA16
DVIDATA17
DVIDATA18
DVIDATA19
DVIDATA20
DVIDATA21
DVIDATA22
DVIDATA23
I2C_CLKC
I2C_DATC
DVI_INT_ADC
X_RESET_OUT#
DVIDE
DVIDATA8
DVIDATA9
DVIVSYNC
DVIDATA10
DVIHSYNC
DVIDATA11
DVICLK
DVIDATA23
DVIDATA22
DVIDATA12
DVIDATA21
DVIDATA13
DVIDATA14
DVIDATA20
DVIDATA15
DVIDATA19
DVIDATA18
DVIDATA17
DVIDATA16
DVIDATA15
DVIDATA14
DVIDATA13
DVIDATA12
DVIDATA11
DVIDATA0
DVIDATA1
DVIDATA10
DVIDATA2
DVIDATA9
DVIDATA3
DVIDATA8
DVIDATA7
DVIDATA6
DVIDATA4
DVIDATA5
DVIDATA5
DVIDATA6
DVIDATA4
DVIDATA7
DVIDATA3
DVIDATA2
DVIDATA1
DVIDATA0
DVI_INT_ADC
VDDC
AVDD_PLL
AVDD_ADC
I2C_DATC
AVDD_MPLL
I2C_CLKC
+2.5V_IO
+3.3V
VDDP
X_RESET_OUT#
GND
VGAHS
VGAVS
SW_V/R
SW_Y/G
SW_U/B
GND
H-28
H-27
17
VIDEO AD CONVERTER SCHEMATIC DIAGRAM
PCBDH0
CEF276
(DIGITAL PCB)
104
103
GND
GND
NC
39
VDDP
VREFP
GND
128
127
NC
NC
63
64
AVDD_ADC
NC
NC
AVDD_PLL
GND
NC
REXT
AVDD_ADC
NC
NC
GND
NC
NC
AVDD_ADC
NC
NC
GND
NC
NC
GND
VDDC
GND
NC
NC
NC
NC
NC
NC
NC
NC
VDDP
VDDC
GND
VDDP
GND
VDDP
GND
VDDP
NC
DATA[0]
DATA[1]
DATA[2]
DATA[3]
DATA[4]
DATA[5]
DATA[6]
DATA[7]
VDDC
GND
VDDP
FIELD/GPO
VSOUT
HSOUT
SOGOUT
DATACK
VDDC
GND
VDDP
DATA[8]
DATA[9]
DATA[10]
DATA[11]
DATA[12]
DATA[13]
DATA[14]
DATA[15]
GND
VDDP
NC
DATA[19]
DATA[20]
INT
NC
NC
DATA[23]
DATA[22]
DATA[21]
SDA
NC
DATA[16]
DATA[17]
DATA[18]
A0
SCL
RESET
XIN
XOUT
AVDD_MPLL
GND
GND
AVDD_ADC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
RIN0N
RIN0P
GIN0N
GIN0P
SOGIN0
BIN0N
BIN0P
GND
AVDD_ADC
VSYNC
HSYNC
VREFN
FROM/TO ASIC
FROM/TO PC JACK
FROM/TO AV SWITCH/JACK
FROM/TO FLASH
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
FROM/TO POWER3
3.3
0
0
0
0
0
0
0
0
0
2.5
0
3.3
0
3.3
0
3.3
0
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
0
0
0
0
0
0
0
0
3.3
0
0
0
0
0
3.3
0
0
0
3.3
0
0
3.3
0
0.7
1.0 2.5 2.5 3.3
0
0.7
0
1.3 1.0
0
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3.3
0
0
3.3 3.2 1.5 3.3
0
3.3
3.3
0
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
3.3
0
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
0
3.3
3.3
3.3
0
2.5
18
19
2.5
2.5
0
3.3
0
3.3
3.3
3.3
3.3
2.5
0
3.3