Daewoo DR-C912B, Service Manual

Page: 108 / 132

Memory Control Signal
N O TE: L1 AND C41 ARE POPULATED
ON LY WH EN A 3
RD O VERTO NE XTAL
IS USED AT Y1.
3
1
MMBT2 222A
2
5Pin Front Panel Connector
MCKO
MCKEN
CASL
RASL
WE L
PCM_D0
PCM_ XC K
PCM_LRCK
MA 1
MA 4
ATAPI_INT
N_WEL
HMS_D8
PCM_D3
PCM_D1
MD2
VID_D[0:7]
RESET_L
VID_D5
MA 0
MA 3
MD29
HMS_RD_L
N_CSL
DQM2
MD10
MD13
MD1
HMS_CS0
HMS_CS1
HMS_D7
VID_D6
MA 2
MD20
MD30
VFD_STB
MD9
MD14
VIDEO_RST
MD0
DQM3
HMS_D6
HMS_D14
MD21
MD8
MA 11
HMS_D[0:15]
VID_D7
VID_D0
MD5
HMS_WR_L
N_OEL
DQM1
HMS_D13
MD15
MD7
MA 10
VID_D1
MA 8
MD11
MD22
MD25
MD4
MS_IDAT
DR_MAP
HMS_D1
HMS_D3
MD16
MD18
MD6
MS_ICLK
HMS_A1
DQM0
HMS_D5
HMS_D11
HMS_D12
SPDIF
VID_D2
MA 7
MD23
MD26
MD3
MA 9
MD[0:31]
HMS_D0
MD12
AUDIO_RSTB
MA[0:11]
HMS_D10
MA 6
HMS_D2
MD17
MD19
HMS_A0
HMS_A2
HMS_D4
IR_DAT
VID_D3
MD24
MD27
HMS_RY_H
DR_BS0
ATAPI_RSTB
MA 5
AUDIO_MUTE
HMS_D9
HMS_D15
PCM_D2
VID_D4
MD28
MD31
VFD_DATOUT
VFD_CLK
VFD_DATIN
HSYNC
CLK27
VSYNC
PCM_BCK
GND
GND
GND
VCC
GND
GND
GND
VID_GND
DAC_3V3
GND
VID_GND
GND
PLL_1V8 DIG_1V8
VID_GND
DAC_3V3
GND
DIG_3V3
GND
C2
0
7
0.1uF
C
212
0.1uF
C106 0.1uF R144 0R
R143
1K0
+
TC40
22uF/16V
R151 22R
X2
27M 00
C
225
0.1uF
R146
6K8
C
213
0.1uF
R139 22R
C
223
0.1uF
C
220
0.1uF
C2
0
3
0.1uF
C
214
0.1uF
OUT
C105 0.1uF
FB100
C2
0
2
0.1uF
C
208
0.1uF
R140
10K
C104
0.1uF
C
224
0.1uF
R138
174R/1%
C2
0
5
0.1uF
C
221
0.1uF
C
215
0.1uF
R147
1K0
R149 47K
C2
0
1
0.1uF
C
217
0.1uF
+
TC45
47uF/6V
TP81
D3
1N4148
C
218
0.1uF
C2
0
0
0.1uF
C
219
0.1uF
C2
0
4
0.1uF
C
209
0.1uF
C108
27pF
R148
22K
R200 OPEN
C
210
0.1uF
U8
CS98100
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 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 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
100
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
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144 145 146 147
148
149 150 151
152
153
154
155 156 157 158 159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174 175 176 177
178
179 180
181
182 183
184
185 186
187
188 189
190
191
192
193 194 195 196 197 198 199 200 201 202 203 204
205
206
207
208
PLL_1V8
MA11
MA10
MA9
MD8
MD7
MD6
IO
_G
ND
MD5
IO
_3V3
MD4
MD3
MD2
MD1
DI
G
_1V8
MD0
DR_
CKE
DI
G_
GND
IO
_G
ND
DR_
CKO
IO
_3V3
GPIO1
GPIO2
GPIO3
GPIO4
GPIO5
NC1 NC2 NC3 NC4 NC5 NC6 NC7 NC8
M_
B
S
DI
G
_1V8
DR_
AP
DI
G_
GND
IO
_G
ND
DR_
RAS
IO
_3V3
DR_
CAS
MD31
MD30
MD29
MD28
MD27
IO
_G
ND
MD26
IO
_3V3
MD25
MD24
MD23
MD22
MD21
GPIO6
GPIO7
IO
_G
ND
NVM_
CE
NVM_
OE
NVM_
W
E
IO
_3V3
MD20
MD19
MD18
HA2 HA1 HA0 HAL
E
MD17
IO
_G
ND
MD16
MD15
MD14
IO
_3V3
MD13
MD12
MD11
DI
G
_1V8
MD10
DI
G_
GND
IO
_G
ND
MD9
MA8
MA7
IO
_3V3
GPIOD3/HD3/DVD_D3
GPIOD2/HD2/DVD_D2
GPIOD1/HD1/DVD_D1
GPIOD0/HD0/DVD_D0
HCS3 HCS2 HCS1 HCS0
IO
_G
ND
MA6
MA5
MA4
IO
_3V3
MA3
MA2
MA1
MA0
IO
_G
ND
VDAT0
VDAT1
VDAT2
VDAT3
VDAT4
VDAT5
VDAT6
VDAT7
HSYNC
VSYNC
SER_RDY/GPIO2_8
IO
_3V3
SER_DO/GPIO2_9
SER_DI/GPIO2_10
SER_CLK/GPIO2_11
AUD_XCK
AUD_BCK
AUD_LRCK
HW
R
HRD
MFG_TEST
IO
_G
ND
DI
G_
GND
AUD_DO0
DI
G
_1V8
AUD_DO1
AUD_DO2
AUD_DO3
NC9
AIN_DATA/GPIO2_16
NC1
0
AIN_LRCK/GPIO2_17
IEC958_O/SPDIF
GPIO0
MS_SCL1/GPIO2_18
MS_SDA1/GPIO2_19
IO
_3V3
M_SCL2/GPIO2_20
M_SDA2/GPIO2_21
DVDS_
C
L
K
DVDS_
D
A
T
DVDS_
V
L
D
DVDS_
S
O
S
CLK27_O
NC1
1
NC1
2
NC1
3
IR_IN
IO
_G
ND
RST
NC1
4
PLL_1V8 PLL_G
N
D
HRDY DI
G_
GND
GPIOD15/HD15/CD_DATA
DI
G
_1V8
GPIOD14/HD14/CD_LRCK
GPIOD13/HD13/CD_BCK
GPIOD12/HD12/CD_C2PO
GPIOD11/HD11/DVDL_DI
GPIOD10/HD10/DVDL_DO
GPIOD9/HD9/DVDL_RDY
GPIOD8/HD8/DVDL_CLK
IO
_3V3
GPIOD7/HD7/DVD_D7
GPIOD6/HD6/DVD_D6
GPIOD5/HD5/DVD_D5
GPIOD4/HD4/DVD_D4
NC1
5
NC1
6
NC1
7
NC1
8
DAC_
GND
DAC_
1
V
8
DAC_
DGND
U_B_C
DAC_
3
V
3
DAC_
GND
Y_G_Y
DAC_
3
V
3
DAC_
GND
V_R_YC
DAC_
3
V
3
DAC_
GND
COMP
RSET
VREF
DAC_
3
V
3
DAC_
GND
DAC_
GND
DAC_
3
V
3
DAC_
3
V
3
IO
_G
ND
DR_
W
E
DR_
DQM0
DR_
DQM1
DR_
DQM2
DR_
DQM3
IO
_3V3
XTLCLK_I
XTLCLK_O
IO
_G
ND
PLL_G
N
D
R145
1M
C
216
0.1uF
C
211
0.1uF
R133 22R
R134 22R
R142 0R
R135 22R
R136 22R
R137 100R
IN
+ TC43
100uF/6V
C109
27pF
FB2
C
222
0.1uF
+ TC41
47uF/6V
Q4
MMB T2222A
2
1
3
C
206
0.1uF
+
TC44
47uF/6V
R150 22R
MD[0:31]
MA[0:11]
DQM[0:3]
WE L
RASL
MCKEN
CASL
MCKO
DR_MAP
DR_BS0
N_CSL
N_OEL
N_WEL
HMS_D[0:15]
HMS_A0
HMS_A1
HMS_A2
HMS_WR_L
HMS_RD_L
HMS_RY_H
HMS_CS1
HMS_CS0
VID_D[0:7]
RESET_L
SPDIF
ATAPI_RSTB
IR_DAT
MS_ICLK
MS_IDAT
VFD_STB
C/Cb/B
Y/Y/G
CVBS/Cr/R
PCM_ XC K
PCM_BCK
PCM_LRCK
PCM_D0
PCM_D1
PCM_D2
PCM_D3
MRS TB
VIDEO_RST
AUDIO_RSTB
AUDIO_MUTE
NRST
ATAPI_INT
VFD_DATIN
SPDIF_INT
VFD_DATOUT
MCLK_SEL
DAT_SEL
VFD_CLK
HSYNC
CLK27
VSYNC
PCM_DIN
106
SCHEMATIC DIAGRAM
DVD SCHEMATIC DIAGRAM
2. DVD PROCESSOR