Samsung WC-M15i Series Service Manual page 130

Controller Diagram(7/11)
VCC
LF15
SCF451832-223T
1 3
2
C193
33UF
10V
nSTROBE
C108
1nF
PD(0:7)
PD(0)
PD(1)
PD(2)
PD(3)
PD(4)
PD(5)
PD(6)
PD(7)
nACK
BUSY
PERROR
SELECT
R160
nAUTOFD
C182
470pF
nSELECTIN
nFAULT
nINIT
Samsung Electronics
SEN_5V 5V1
R180 1K 5V2
R179 1K
R98 R107 R110 R109 R108 R120 R117 R121 R119 R118
100 1K 1K 1K 1K 1K 1K 1K 1K 1K
C130 C129 C128 C145 C143 C146 C144 C142
220pF 220pF 220pF 220pF 220pF 220pF 220pF 220pF
SEN_5V
R129 R128 R126 R125 R159
5.1K 5.1K 5.1K 5.1K 5.1K
33
C168 C167
C166 C165
470pF 470pF
100pF 100pF
R158 33
R162 33
C181 C183 C184
470pF 470pF 470pF
U21
74F1071SCX 1
2 3 4 5
C1 C2 C3 C4 C5 C6
6 GND
C10 C11 C12 C13 C14
11 12 13 14 15
R130 33
R131 33
R127 33
R124 33
SEN_5V
R161 R163 R165
1K 1K 1K
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
7 8 9 10
C7 C8 C9
16
GND FGND
C15 C16 C17 C18
17 18 19 20
R164 33
Schematic Diagrams
J11-1
19
20
21
22
23
24
25
26
27
28
29
30
31
32
5V1
33
34
35
36
LCTL4036E09
5V2
(CENT36)
8-13