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R7621
R7623
TW7501
100K
180
C7584
F4D55473A013
LB7507
QR7507
J0JGC0000020
UNR521000L
(SWITCHING)
C7520 0.1
C49
C16
C17
C18
116
115
114
113
112
111
110
109
108
107
DIG
1
S CLK
2
REMOTE CTL.
3 VSYNC
4
FL TXD
5
FL RXD
6
FL CLK
7
BYTE
8
CNVSS
9
XCIN
10
XCOUT
11
RESET
L
12
XOUT
13
VSS
14
XIN
15
VCC
16
XNMI
17
XMPREQ
18
XINTM
19
XINTM OUT
20
XINTP OUT
21
125Hz
22
NET P ON
H
23
FAN PWM OUT
24
AV2 BLANK1
25
XSH RES
26
NET HIFRDY
27
FAN PWM OUT2
28
IIC CLK
29
IIC DATA
30
31
32
33
34
35
36
37
38
39
C7534
0.01
C7533
6V47
X SW+12.4V
C3
C2
6
7
56
C7578
C7579
6V47
6V47
R7599
R7598
8200
8200
R7607 100
R7606 39K
R7601 1K
C19
C20
C21
R7655
100
106
105
104
103
102
101
100
99
98
97
96
95
94
93
IC7501
C2CBKH000136
(TIMER)
40
41
42
43
44
45
46
47
48
49
50
51
52
53
R7563
100
C10
C42
C13
C4
C9
C11
C14
C41
C43
8
R7597
R7608
R7600
8200
43K
10K
C22
C23
C24
C25
C26
92
91
90
89
88
DVD SEL
87
LED H
HDD SEL LED H
86
SD LED H
85
LED1
84
P50OUT
83
P50INT
82
SYS PFAIL H
81
PFAIL L
80
FILAMENT ON L
79
P SAVE H
78
EEPROM W/C
77
NC
76
RFC A MUTE H
75
P50 THROUGH H
74
SW2
73
TEST2 H
72
VSS
71
NC
70
VCC
69
NC
68
NC
67
NC
66
NC
65
EPG MUTE L
64
XTMUTE
63
NC
62
NC
61
AV2 PB L
60
WIDE H
59
54
55
56
57
58
R7652 100
K7504 0
R7628
22K
R7576
1K
R7574 22K
C7547 1
LB7509 J0JCC0000060
R7577 10K
C44
C45
DMR-EH50GN
Timer Section(Main P.C.B.(3/3)) Schematic Diagram(T)
9
X SW+5.2V
C7524
0.1
5
4
VDD
VOUT
IC7502
C0EBE0000218
(RESET)
DS
GND
NC
1
2
3
C8
C27
C7555 0.01
C7554
0.01
C28
C29
C31
C32
C1
C33
C12
R7653 100
C36
R7582 100K
TL7512
C7551
C7550
0.1
6V47
C38
C39
C40
10
11
C
A
X SW+12.4V
B
C
D
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