Mitsubishi Electric WD-52526 Service Manual page 66

Lcd projection hdtv
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1
2
3
A
B
PWR-ON
HDMI-MUTE
HDMI-MUTE
SPKR-SHORT
SPKR-SHORT
MAN-RST
C
MT-MONV
MT-MONV
TV-RESET
MT-AVR
MUTESPKR
MT-MONA
LAMP-R
D
LAMP-G
STAT-R
STAT-G
STBY
LED
KSC1
E
KSC0
SUBSYNCSW
SUBSYNCSW
DVI-SW
DVI-SW
5VSL
LAMP-PROTECT
3.3VSL
SB-CCD
F
MN-CCD
5VSCL
5VSDA
SD-SUB
SD-MN
MTU-R
MTU-L
STU-R
HDDFANPWR
STU-L
AVR-R
AVR-L
HDDFANSTP
DM-R
DM-L
ENC-R
ENC-L
MN-R
MN-L
MAIN-Y
G
MAIN-Pb
MAIN-Pr
MAIN-H
MAIN-V
SUB-Y
SUB-Pb
SUB-Pr
SUB-H
SUB-V
DM-VID
MTU-V
STU-V
MAIN-V1
PIC-TXD
PIC-RXD
PIC-CTS
PIC-RTS
H
IC7A01
IR-IN
SN74CBTD1G125DBVR
GLINK-TXD
GLINK-RXD
VCC
OE
5
1
C7A64
R7C64
0.01
4.7K
25V/50V
1/16W
A
R-SPKR(+)
2
L-SPKR(-)
A-GND
4
B
GND
3
A-GND
-A15V
A15V
12VS
5VS
I
J
K
4
5
6
3.3VSL
R7A65
R7A72
10K
10K
1/16W
1/16W
L7A73
BLM18BB141SN1
C7A73
MC2838-T112-1
0.47
D7A73
16V/10V
MT-MONA
R7C61
2.7K
C7A81
1/16W
0.1
16V
Q7A81
R7C86
0
RT1P241C-T112-1
1/16W
R7A81
100
LAMP-R1
1/16W
81
LAMP-R
R7A82
100
1/16W
R7C87
R7C63
82
Q7A83
2.7K
0
PWR-GOOD
DM_PWR_GOOD\
1/16W
RT1P241C-T112-1
1/16W
R7A83
100
LAMP-G1
1/16W
83
Q7A84
LAMP-G
R7C88
R7C62
R7A84
0
RT1P241C-T112-1
100
2.7K
1/16W
1/16W
STATUS-R
1/16W
84
Q7A85
STATUS-R
R7C89
R7C65
R7A85
0
RT1P241C-T112-1
2.7K
100
1/16W
1/16W
STATUS-G
1/16W
85
STATUS-G
R7A86
100
1/16W
86
MT-MONA
R7C91
R7A92
R7A87
0
330
100
1/16W
1/16W
1/16W
87
R7A79
STBY
2.7K
C7A88
1/16W
L7A89
0.01
C7A89
Q7A88
88
50V
10
2SC3052-T112-1E,F
LEDn
16V
R7A88
4.7K
R7A99
89
10K
1/16W
DM-TEMP
R7C97
R7A93
R7A90
1/16W
0
10K
100
1/16W
1/16W
1/16W
90
KSC1
R7C96
R7A91
0
100
1/16W
1/16W
91
KSC0
R7C92
100
1/16W
92
C7A90
R7A89
R7C95
R7C94
R7C93
HDDFANSTP
0.01
10K
10K
100
C7A91
1/16W
1/16W
0.01
50V
1/16W
93
50V
R7A94
HDD-TEMP
R7A95
100
1/16W
10K
94
1/16W
LAMPPROTECT
C7A95
1000
25V
95
96
C7A96
C7A93
R7A97
220
R7A96
0.1
470
50V
1K
16V
1/16W
1/16W
97
R7A98
C7A97
1M
680
C7A94
1/16W
2.2
25V
98
50V
L7A99
201 OHM
5VST
99
C7A99
C7A98
0.01
25V/50V
47
16V
100
C7A03
R7A00
0.1
470
16V
1/16W
R7A01
C7A00
1M
680
1/16W
25V
C7A01
1000
25V
IC9C51
L9C51
LD29150DT33R
221 OHM
1
IN OUT
3
C9C51
GND
C9C52
C9C53
470U
0.1
2
0.1
10V
16V
16V
RA
61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99
121
1
2
3
4
5
6
7
8
9
10 11 12 13 14
15 16 17 18 19
20 21 22 23 24 25 26 27 28 29 30 31
TO HDMI
MICRO_4
7
8
9
10
3.3VSL
R7C24
R7C23
R7C22
10K
10K
C7C21
1/16W
1/16W
0
0.01
1/16W
50V
R7C21
0
1/16W
3.3VSDA
R7A55
100
1/16W
R7A78
R7A77
100
0
R7A69
R7A56
1/16W
100
R7A68
R7A66
100
4.7K
4.7K
1/16W
1/16W
1/16W
R7C72
1/16W
1/16W
100
R7A57
R7A76
1/16W
R7A62
R7A61
100
0
100
1/16W
100
R7A71
2125
TEST3
1/16W
1/16W
100
R7A64
1/16W
2125
TEST4
100
1/16W
TEST2
2125
1/16W
R7A58
R7A60
100
2125
TEST1
100
R7A75
R7A70
R7A63
1/16W
1/16W
R7A73
100
100
0
100
1/16W
1/16W
R7A59
R7A80
1/16W
100
100
1/16W
1/16W
1/16W
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
IC7A00
M306V7MG-131FP#U0
1
2
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
3
4
R7A04
R7A07
100
100
R7A12
C7A20
R7A25
1/16W
R7A06
1/16W
1K
100
1/16W
0.01
R7A26
100
R7A13
25V/50V
1/16W
100
R7A02
1/16W
470
C7A17
1K
47
1/16W
1/16W
1/16W
C7A19
R7A03
R7A09
16V
R7A23
100
4.7K
X7A13
25V
100
16.000MHz
1000
1/16W
1/16W
1/16W
C7A16
C7A04
C7A02
C7A12
C7A13
C7A15
0.01
2.2
220
0.01
22
22
25V/50V
R7A20
R7A24
50V
R7A16
25V/50V
50V
100
100
50V
10K
50V
R7A19
1/16W
C7A07
1K
1/16W
1/16W
100
1/16W
C7A06
50V
100
50V
L7A16
R7A18
R7A10
R7A14
2.2K
8.2K
2.2K
R7A05
1/16W
1/16W
1/16W
100
1/16W
3.3VSL
IC7A02
3.3VSL
R7A15
MAX823REUK+T
4.7K
C7A09
1/16W
0.01
R7A11
5
VCC
WDI
4
10K
25V/50V
1/16W
IC7A03
RST MR
C7A10
1
3
TC7SA08FU
1U
10V/16V
2
GND
R7C27
1
INB
VCC 5
0
1/16W
C7A11
2
INA
0.01
25V/50V
R7C11
0
3
GND
OUTY 4
R7C05
1/16W
0
1/16W
100
101 102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
122
32 33 34
35 36 37 38
39 40 41 42
43 44 45 46
47 48 49
50 51 52 53 54 55 56
57 58 59 60
TO HDMI
PAGE 4
11
12
13
3.3VSCL
R7A43
10K
1/16W
R7A51
100
R7A53
100
1/16W
1/16W
DMFANPWR
R7A54
10K
1/16W
ITC-TEST
2125
53
52
51
R7A49
100
TP-3.3VST
1/16W
2125
TS-ON
50
R7A52
100
BWC2
1/16W
49
BWC1
48
R7C47
10K
BUS_REQ
1/16W
47
D7A44
R7A46
MC2838-T112-1
R7A47
10K
5.6K
1/16W
R7A45
1/16W
Tie 3.3V(UPDATE)
10K
46
1/16W
R7A42
100
AC_OFF
1/16W
45
R7A48
R7A44
100
1K
1/16W
STBY-SHORT
1/16W
44
C7A44
0.1
CARDDET
43
16V
R7B42
5.6K
1/16W
PON-SHORT
42
R7A41
0
1/16W
C7A43
R7A40
GND(UPDATE)
0.1
4.7K
41
16V
1/16W
DMFANSTP
DMFANSTP
40
SPKR-SHORT
39
R7A39
100
1/16W
CTS0-TRS0
38
R7A37
R7A32
IC7C81
100
10K
1/16W
GND(UPDATE)
1/16W
BA00CC0WFP
37
RXD0
2125
RXD0
36
2125
TXD0
R7C36
GND
100
6
1/16W
TXD0
35
R7C35
1
2
3
4
5
100
1/16W
R7C84
R7C85
NC
34
1.3K
8.2K
C7C81
1/16W
1/16W
0.1
25V/16V
NC
33
L7C84
BLM18PG600SN1
NC
32
C7C84
0.1
LAMPLITZ
25V/16V
31
28
29
30
R7A28
100
R7A30
1/16W
100
C7A29
1/16W
0.01
R7A29
100
R7B29
25V/50V
1/16W
4.7K
1/16W
R7A27
VCC
OE
5
1
100
1/16W
A
2
B
GND
4
3
IC7A29
SN74CBTD1G125DBVR
R7A33
4.7K
1/16W
R7C29
0
1/16W
R7C30
0
1/16W
CONTENTS
PG 1.....BLOCK
PG 2.....POWER
PG 3.....INTERFACE
PG 4.....FMT [DVI]
PG 5.....FMT [MICRO]
PG 6.....MICRO1 [VID-SW]
PG 7.....MICRO2 [AUD-PIC]
PG 8.....MICRO3 [TV uP]
PG 9.....MICRO4 [HDMI]
PG 10....TERMINAL
PG 11....DEMOD
PG 12....RISER1
PG 13....E2P / FRONT / CONTROL / PREAMP
14
15
16
3.3VSDA
3.3VSCL
PWR-ON
HDMIBWC
3.3V
R7C83
10K
1/16W
R7C82
100
Q7C81
1/16W
2SC3052-T112-1E,F
R7C81
10K
1/16W
FANSTOP
3
C7C85
47
16V
2
+12V
1
WD-52526 V28L
WD-62526 V28L
PAGE 08

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