Samsung WC-M15i Series Service Manual page 125

Schematic Diagrams
Controller Diagram(2/11)
VCC
LF9
SPGP_5V
SCF451832-223T
1 3 1 3
LF8
SCF451832-223T
C120
2 2
33uF
10V
C102 C103 C104 C105 C106
100nF 100nF 100nF 100nF 100nF
C91 C70 C50 C49 C47
100nF 100nF 100nF 100nF 100nF
C44 C43 C42 C59 C60
100nF 100nF 100nF 100nF 100nF
C86 C100
100nF 100nF
VCC
Y3
LF3
R61 DXO-CLOCK
SCF451832-223T
0
47.7789MHZ
R73
1 3
4 3
33
2
VCC OUT
C61
C73
100nF
33pF
NC GND
1 2
8-8
DATA(31:0)
ADDR(31:0)
14
VDDI1
50
VDDI2
77
VDDI3
101
VDDI4
130
VDDI5
147
VDDI6
160
VDDI7
187
VDDI8
238
VDDI9
C89 C90
100nF 100nF 6
VSSI1
52
VSSI2
64
VSSI3
80
VSSI4
99
VSSI5
128
VSSI6
C46 C45
142
VSSI7
100nF 100nF
165
VSSI8
192
VSSI9
202
VSSI10
240
VSSI11
38
VDDP1
C85 C66 70
VDDP2
100nF 100nF
148
VDDP3
196
VDDP4
32
VSSP1
74
VSSP2
153
VSSP3
193
VSSP4
13
VDDO1
39
VDDO2
83
VDDO3
115
VDDO4
131
VDDO5
159
VDDO6
171
VDDO7
186
VDDO8
212
VDDO9
231
VDDO10
7
VSSO1
20
VSSO2
26
VSSO3
45
VSSO4
87
VSSO5
106
VSSO6
124
VSSO7
136
VSSO8
141
VSSO9
154
VSSO10
166
VSSO11
176
VSSO12
181
VSSO13
201
VSSO14
207
VSSO15
217
VSSO16
222
VSSO17
227
VSSO18
236
$O,$V,$P
VSSO19
VCLK*
C71
22pF
DRAMA(0:11)
nDRAMRAS(0:3)
nDRAMCAS(0:3)
nDRAMWE
nDRAMOE
DRAMD(0:31)
RXD1-CH_STATUS
U32
nIOCS3-BUFFER_SEL
nIOCS2-TONE_OUT
SPGP
nIOCS1-nIOCS5_JBIG
VCC
R92
33
55
CPUTYPE
197
A20
5
nIPL
59
nAACK
56 TSIZ(0)
TSIZ0
57
TSIZ(1)
TSIZ1
58 TSIZ(2)
TSIZ2
54
nTA
53
nBG
51
nTS
49
nTBST
48 R90 180
TT1
94
DMACK0-OP1
93
nDREQ0-IP1
89
TXD1-nSYSWAIT
88
91
DMACK1
90
nDREQ1
98
nWAIT-EIRQ3
97
EIRQ2
96
EIRQ1
95
EIRQ0
92
nIOCS4-OP2
63
62
61
60
nIOCS0
108
nEPRDY-RXD0
110
nEMSG
112
nCMSG
111
nEBSY
109
nCBSY-TXD0
107
CCLK
R58 0
104
nPRINT
105 B10
VDO
103
nLSYNC
102
nFSYNC
100
VCLK
4
nRSTOUT
3
nRESET
239 R89 10
MCLK2
237 B11
MCLK
66
nFAULT
71
PERROR
69
SELECT
72
BUSY
73
nACK
68
nINIT
67
nAUTOFD
86
nSTROBE
65
nSELECTIN
75
PD(0)
PD0
76 PD(1)
PD1
78 PD(2)
PD2
79 PD(3)
PD3
81 PD(4)
PD4
82
PD(5)
PD5
84 PD(6)
PD6
85 PD(7)
PD7
R57 33
WR*
R56 33
RD*
C40
C41
10pF
100pF
R62
A20
33
AD_20
INT*
nAACK
TSIZ(0:2)
nTA
nBG
nTS
nTBST
TT1
nDREQ(0)
TXD_1
RXD_1
DMACK(1)
nDREQ(1)
nWAIT
EIRQ2
EIRQ1
EIRQ0
nIOCS4
nIOCS3
nIOCS2
nIOCS1
nIOCS0
RXD_0
nEMSG
nCMSG
nEBSY
TXD_0
CCLK*
nPRINT
LSYNC
nFSYNC
VCLK*
RST*
nRESET
SYSCLK
MCLK
nFAULT
PERROR
SELECT
BUSY
nACK
nINIT
nAUTOFD
nSTROBE
nSELECTIN
B9
R199
EVIDEO*
0
PD(0:7)
Samsung Electronics