Page 1
A
4  4
B
C
D
E
SVC-1280 MPEG (ES4428S) DVD-CHANGER
Ver 6.0
2004. 06.14
3  3
ES4428
LCEx# FUNCTION
0
SPARE 
I/O EXPAND
1 
2
CONTROL LOGIC
3
ROM
AUXx FUNCTION
0
I2C DATA
1
I2C CLOCK
2
VFD DATA 
LOADER RDY
3 
4
IR/INTERRUPT INPUT 
LOADER TXD
2  2
5 
6 
7
VFD CS# 
VFD CLK
PAGE
1. INDEX
2. ES4428S CHIP
3. SDRAM
4. ATAPI DRIVE INTERFACE
5. EPROM & BUFFERS & RESET & CLOCK
6. AUDIO DAC, DIN JACK
7. VIDEO DAC
8. POWER, DECOUPLING CONDENCER
POWER  GROUND
NAME  TYPE  DEVICE  NAME  TYPE 
VCC
DIGITAL 5.0V 
VCC25  DIGITAL 2.85V  ES4428 
VCC3
DIGITAL 3.XV
SUPPLY
ES4428
GND  DIGITAL GROUND 
GNDV  VIDEO GROUND 
GNDA  AUDIO GROUND
SYMBOL
VCCE  DIGITAL 3.XV  ES4428
DIGITAL 3.XV VCCP  ES4428 
VCCS 
VCC3S  CS4954
DIGITAL 3.3V  SDRAM
DIGITAL 3.3V
DV103 VCC3D  DIGITAL 3.3V 
VCCA 
+12V
1  1
ANALOG 5V  CS4340 
DIGITAL +12V  SUPPLY
Title
TITLE PAGE
Size  Document Number  Rev
SVC-1280 DVD CHANGER  1.0
A
B
C
D
Date:  Sheet  of
(주)도원전자 
18 Friday, July 30, 2004
E
 
 
Page 2
A
10  10
DCLK 5
9  9
8  8
7  7
6  6
5  5
4  4
3  3
2  2
1  1
RST# 4,5,6,7
LCS1# 5
LCS3# 5
WRLL# 5 
WRHL# 5
LOE# 5 
LA[0..21] 5
LD[0..7] 5
LD[8..15] 5
HRST# 4 
HRD# 4 
HWR# 4
HIORDY 4 
HIOCS16# 4 
HCS1# 4 
HCS3# 4 
HIRQ 4 
HA[0..2] 4
HD[0..15] 4
A
TDMDX
TDMTSC
LCS0#
WRHL#
LA0 
LA1 
LA2 
LA3 
LA4 
LA5 
LA6 
LA7 
LA8 
LA9 
LA10 
LA11 
LA12 
LA13 
LA14 
LA15 
LA16 
LA17 
LA18 
LA19 
LA20 
LA21
LD0 
LD1 
LD2 
LD3 
LD4 
LD5 
LD6 
LD7 
LD8 
LD9 
LD10 
LD11 
LD12 
LD13 
LD14 
LD15
EAUX40
HA0 
HA1 
HA2
HD0 
HD1 
HD2 
HD3 
HD4 
HD5 
HD6 
HD7 
HD8 
HD9 
HD10 
HD11 
HD12 
HD13 
HD14 
HD15
B
105
CLK
24
RESET
173
LCS0
174
LCS1
175
LCS2
176
LCS3
198
LWRLL
199
LWRHL
170
LOE
204
LA0
205
LA1
206
LA2
207
LA3
2
LA4
3
LA5
4
LA6
5
LA7
6
LA8
7
LA9
10
LA10
11
LA11
12
LA12
13
LA13
14
LA14
15
LA15
16
LA16
19
LA17
20
LA18
21
LA19
22
LA20
23
LA21
178
LD0
179
LD1
180
LD2
181
LD3
182
LD4
185
LD5
186
LD6
187
LD7
188
LD8
189
LD9
190
LD10
191
LD11
194
LD12
195
LD13
196
LD14
197
LD15
145
HRST
150
HRD/DCI_ACK
149
HWR/DCI_CLK
143
HRDQ
142
HWRQ/DCI_REQ
146
HIORDY
151
HIOCS16
152
HCS1FX
153
HCS3FX
144
HIRQ/DCI_ERR
154
HA0
155
HA1
158
HA2
122
HD0/DCI[0]
123
HD1/DCI[1]
124
HD2/DCI[2]
125
HD3/DCI[3]
126
HD4/DCI[4]
127
HD5/DCI[5]
128
HD6/DCI[6]
131
HD7/DCI[7]
132
HD8/DCI_FDS
133
HD9
134
HD10
135
HD11
136
HD12
137
HD13
140
HD14
141
HD15
B
31
2526282930
TDMTSC
TDMDR
TDMDX/RSEL
C
ECFB321611PJ120
ECFB321611PJ120
1
111
TDMFS
TDMCLK
AVCC(PLL)
AVCC(VDAC)
VC33
VC33
VC33
D
L501
L502
596875929951104
VC33
VC33
VC33
VC33
VC33
130
VC33
0.1uF
148
VC33
C507
157
VC33
159
VC33
164
VC33
183
VC33
ES4428
NC1
NC/CAMVS
42
C
NC2
202
203
112
AVSS(PLL)
AVSS(VDAC)
52
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
8
17
34
D
VSS
43
60
67
76
84
91
98
193
VC33
VSS
103
VCC33
201
VC33
VC33
VSS
VSS
120
E
VCC25 VCC33 VCCE VCCP
C509
C510
0.1uF
0.1uF
9
35
44
VC25
VC25
VC25
VSS
VSS
VSS
VSS
VSS
VSS
129
138
147
156
163
171
E
8318121
VC25
VSS
177
184
13927172
VC25
VSS
192
VC25
VSS
200
0.1uF
VC25
VSS
208
C508
TWS/SEL_PLL2 
TSD0/SEL_PLL0 
TSD1/SEL_PLL1
SPDIF/SEL_PLL3
PCLK2XSCN
DBANK0/DRAS1 
DBANK1/DRAS2
VSS
48
IC501
ES4408
PCLKQSCN
DSCK/DOE
AUX2/IOW
AUX3/IOR
NC/APLL
C506
150P 2012
MCLK
TBCK
TSD2 
TSD3
RBCK
RWS
RSD
HSSCN 
VSSCN
YUV0 
YUV1 
YUV2 
YUV3 
YUV4 
YUV5 
YUV6 
YUV7
DCS0
DCS1
DRAS0
DCAS
DWE
DQM
DSCK
DMA0 
DMA1 
DMA2 
DMA3 
DMA4 
DMA5 
DMA6 
DMA7 
DMA8
DMA9 
DMA10 
DMA11
DB0 
DB1 
DB2 
DB3 
DB4 
DB5 
DB6 
DB7 
DB8
DB9 
DB10 
DB11 
DB12 
DB13 
DB14 
DB15
AUX0 
AUX1
AUX4 
AUX5 
AUX6 
AUX7
XOUT
F
39
40
TWS
32
TSD0
33
TSD1
36 
37 
38
47 
46 
45
41
116 
117 
119 
118
106 
107 
108 
109 
110 
113 
114 
115
100 
97 
72 
73 
74 
69 
71 
70 
101
102
53 
54 
55 
56 
57 
58 
61 
62 
63 
64 
65 
66
77 
78 
79 
80 
81 
82 
85 
86 
87 
88 
89 
90 
93 
94 
95 
96
160 
161 
162 
165 
166 
167 
168 
169
49
XIN
50
F
PLL3
SPDIF
DSCK  3
DMA0 
DMA1 
DMA2 
DMA3 
DMA4 
DMA5 
DMA6 
DMA7 
DMA8 
DMA9 
DMA10 
DMA11
DB0 
DB1 
DB2 
DB3 
DB4 
DB5 
DB6 
DB7 
DB8 
DB9 
DB10 
DB11 
DB12 
DB13 
DB14 
DB15
01CRYSTAL OSC
G
PLL0
PLL1 PLL2
0
0
0
0
1
0
1
0 
1
00
1
0
1
1
11
MCLK 5
TWS 
TSD0
CLK SOURCE
DCLK INPUT
SPDIF  6
PCLK2X
HSYNC 
VSYNC
DCS0#  3 
DCS1#  3 
DRAS0#  3 
DBANK0  3 
DBANK1  3 
DCAS#  3 
DWE#  3 
DCKE  3 
DQM  3
DMA[0..11]  3
DB[0..15]  3
AUX0
AUX0  7
AUX1
AUX1  7 
MPEG-STROBE 4
MPEG-DI  4 
DEM0  5,6 
MPEG-ACK 4 
MPEG-DO  4
XIN  5
G
FREQ
0
VCO OFF
1
27.0MHZ
0
BYPASS
1
54.0MHZ
121.5MHZ
1
81.0MHZ
0
94.5MHZ
1
108.0MHZ
6
C501
6
15P
5
7 
7
YUV0  7 
YUV1  7 
YUV2  7 
YUV3  7 
YUV4  7 
YUV5  7 
YUV6  7 
YUV7  7
H
*
TBCK
6
TDMDX
IC502
1
VCC
S0
2
S1
WC
3
S2
SCL
4  5
GND SDA
AM24LC02-S8
H
I
VCC33
TSD0
R502
OPEN
R503
4.7KΩ  
TSD1
R504
4.7K
TWS
R505
4.7K
SPDIF
R506
4.7K
R507
4.7K
R508
OPEN
RSEL
BOOT ROM 
8-BIT
1 
0
16-BIT
EAUX40
TDMTSC
TDMDX
LCS0#
WRHL#
SMUTE
VCC33  VCC33
VCC
8 
7 
6
C502
0.1U
Title
Size  Document Number  Rev
Date:  Sheet  of
R509
1K 2012
VCCP VCCE
C504
C503
0.1U 2012
100/10
ES4428 SCHEMATIC DIAGRAM
SVC-1280 DVD CHANGER  1.0
PLL0
PLL1
PLL2
PLL3
RSEL
TP501
TP502
TP503
TP504
TP505
TP506
R510
1K 2012
AUX1 
AUX0
C505 
22/10
( 주 )도원전자 
I
28 Friday, July 30, 2004
J
J
 
 
Page 3
A
B
C
D
E
4  4
DMA[0..11] 2
DMA0 
DMA1 
DMA2 
DMA3
DMA4 
DMA5 
DMA6 
DMA7
DMA8 
DMA9 
DMA10 
DMA11
RN551
1 
3 
5 
7  8
SRN33
RN552
1 
3 
5 
7  8
SRN33
RN553
1 
3 
5 
7  8
SRN33
MA0
2
MA1
4
MA2
6
MA3
MA4
2
MA5
4
MA6
6
MA7
DSCK 2
MA8
2
MA9
4
MA10
6
MA11
10 
R552
C551 
OPEN
(15PF)
MA0 
MA1 
MA2 
MA3 
MA4 
MA5 
MA6 
MA7 
MA8 
MA9 
MA10 
MA11
CKE
CS0#
RAS0#
CAS#
3  3
WE#
DQMX
IC551
21
A0
22
A1
23
A2
24
A3
27
A4
28
A5
29
A6
30
A7
31
A8
32
A9
20
A10 
BA/A11
CLK
CKE
CS
RAS
CAS
WE
DQML
DQMH
NC 
NC
DQ10 
DQ11 
DQ12 
DQ13 
DQ14 
DQ15
VCCQ 
VCCQ 
VCCQ 
VCCQ
VSSQ 
VSSQ 
VSSQ 
VSSQ
19
35
34
18
17
16
15
14
36
33 
37
DQ0 
DQ1 
DQ2 
DQ3 
DQ4 
DQ5 
DQ6 
DQ7 
DQ8 
DQ9
VCC 
VCC
VSS 
VSS
VCCS
2 
3 
5 
6 
8 
9 
11 
12 
39 
40 
42 
43 
45 
46 
48 
49
1 
25
7 
13 
38 
44
4 
10 
41 
47
26 
50
DB0 
DB1 
DB2 
DB3 
DB4 
DB5 
DB6 
DB7 
DB8 
DB9 
DB10 
DB11 
DB12 
DB13 
DB14 
DB15
HY57V161610DTC-7
RN554
1
DQM 2 
DCS0# 2 
DCS1# 2
DCAS# 2
2  2
DRAS0# 2
DWE# 2
DBANK0 2
DBANK1 2
3 
5 
7  8
SRN33
RN555
1 
3 
5 
7  8
SRN33
2 
4 
6
2 
4 
6
DQMX 
CS0# 
CS1# 
CAS#
RAS0# 
WE# 
BANK0 
BANK1
VCCS
C557
0.1U 2012
C558
0.1U 2012
C559
0.1U 2012
C560
0.1U 2012
C561
0.1U 2012
C562
0.1U 2012
DB[0..15]  2
DSCK 2
C563
0.1U 2012
R553
10 
C552 
OPEN
(15PF)
C564
0.1U 2012
IC552
MA0 
MA1 
MA2 
MA3 
MA4 
MA5 
MA6 
MA7 
MA8  DB8 
MA9 
MA10 
MA11
CKE
CS1#
RAS0#
CAS#
WE#
DQMX
21
A0
22
A1
23
A2
24
A3
27
A4
28
A5
29
A6
30
A7
31
A8
32
A9
20
A10 
BA/A11
CLK
CKE
CS
RAS
CAS
WE
DQML
DQMH
NC 
NC
DQ10 
DQ11 
DQ12 
DQ13 
DQ14 
DQ15
VCCQ 
VCCQ 
VCCQ 
VCCQ
VSSQ 
VSSQ 
VSSQ 
VSSQ
19
35
34
18
17
16
15
14
36
33 
37
DQ0 
DQ1 
DQ2 
DQ3 
DQ4 
DQ5 
DQ6 
DQ7 
DQ8 
DQ9
VCC 
VCC
VSS 
VSS
VCCS
2 
3 
5 
6 
8 
9 
11 
12 
39 
40 
42 
43 
45 
46 
48 
49
1 
25
7 
13 
38 
44
4 
10 
41 
47
26 
50
DB0 
DB1 
DB2 
DB3 
DB4 
DB5 
DB6 
DB7
DB9 
DB10 
DB11 
DB12 
DB13 
DB14 
DB15
HY57161610DTC-7
VCC
C554
0.1U 2012
Q551 
AP1117-E33
VOUT VIN
ADJ
TAB
VCCS
2 3 
4
C555 
100/10
C556
0.1U 2012
1
C566
VCCS
4.7K
R561
CKE
10UF
1  1
Title
SDRAM
Size  Document Number  Rev
SVC-1280 DVD CHANGER  1.0
A
B
C
D
Date:  Sheet  of
(주)도원전자 
E
38 Friday, July 30, 2004
 
 
Page 4
A
B
C
D
E
RN601
HWR# 2 
HIORDY 2 
HRST# 2 
HIRQ 2
4  4
HA[0..2] 2
3  3
2  2
HCS3# 2 
HCS1# 2 
HIOCS16# 2 
HRD# 2
HD[0..15] 2
VCC
1 
3 
5 
7  8
SRN33
RN602
1 
3 
5 
7  8
SRN33
RN603
HA2
1
HA1
3
HA0
5 
7  8
SRN33
HD0
1
HD1
3
HD2
5
HD3
7  8
HD4
1
HD5
3
HD6
5
HD7
7  8
HD8
1
HD9
3
HD10
5
HD11
7  8
HD12
1
HD13
3
HD14
5
HD15
7  8
IC601 
AIC1680C-42CU
3  1
OUT  IN
GND
2
RN604
SRN33
RN605
SRN33
RN606
SRN33
RN607
SRN33
2 
4 
6
2 
4 
6
2 
4 
6
DACS3# 
DACS1# 
DIOCS16# 
DRD#
2 
4 
6
2 
4 
6
2 
4 
6
2 
4 
6
VCC
DWR# 
DIORDY
DRST# 
DIRQ
DA2 
DA1 
DA0
DD0 
DD1 
DD2 
DD3
DD4 
DD5 
DD6 
DD7
DD8 
DD9 
DD10 
DD11
DD12 
DD13
DD14
DD15
100
R609
RST#  2,5,6,7
R 
R611
EMRST#  5
+12V
VCC VCC VCC
4.7K
4.7K
4.7K
R601
MPEG-STROBE 2
R603
R602
VMUTE 6
MPEG-DI 2
MPEG-ACK 2
MPEG-DO 2
BUS 6
MPEG+5V 8
CDON 6
VDD-5V 6
PWR-C 8
REMOCON 6
ATAPI DVD DRIVE CONNECTOR
DRST#
DD7 
DD8 
DD6 
DD9 
DD5 
DD10 
DD4 
DD11 
DD3 
DD12 
DD2 
DD13 
DD1 
DD14 
DD0 
DD15
DWR#
DRD#
DIORDY
DIRQ 
DIOCS16# 
DA1
DA0 
DA2 
DACS1#
DACS3#
VMUTE
BUS
CD0N
PWR-C
R604
R605
R606
R607
1K 
R608
1K
1K
1K
1K
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
1 
2 
3 
4 
5 
6 
7 
8 
9
13
12
11
10
CN601
RESET 
GND7 
D7 
D8 
D6 
D9 
D5 
D10 
D4 
D11 
D3 
D12 
D2 
D13 
D1 
D14 
D0 
D15 
GND6 
KEY 
DRQ 
GND5 
IOW 
GND4 
IOR 
GND3 
IOCHRDY 
BALE 
DACK 
GND2 
IRQ14 
IOCS16 
A1 
RESER 
A0 
A2 
CS0 
CS1 
ACTIVITY 
GND1
CON-40P
CN602
AMUTE
MPEG-DO
MPEG-ACK
MPEG-STR
9
MPEG-DI
8
BUS
7
GND1
6
CD-ON
5
BAT1
4
BAT2
3
GND2
2
PWR-C
1
RIMOCON
CON-13P
R612
100K
1  1
Title
ATAPI DRIVE INTERFACE
Size  Document Number  Rev
SVC-1280 DVD CHANGER  1.0
A
B
C
D
Date:  Sheet  of
(주)도원전자 
E
48 Friday, July 30, 2004
 
 
Page 5
A
fc2012
12
3
1
3 
2 
4
5
7
6
8
VCC
C655
15PF
C656
15P
IC701
RST
SCLK/DEM1 
SDATA 
LRCK
MCLK
DIF0
DIF1
DEM0
C652
(15PF
CS4340-KS
C653
15PF
AOUTL
VOUTR 
MUTEC
FILT+
REF_GND
AGND
DCLK  2
XIN  2
PCLK2X  2
VCLK  7
MCLK  2
AKCLK  6
14
VA
15
12 
16
9
10
VQ
11 
13
FC651
VCC
X651
1
4  4
3  3
2  2
2
GNQ
27MHZ OSC
DEM0 2,5
4
V
3
RST# 2,4,5,7
TBCK 2 
TSD0 2 
TWS 2
AKCLK 5
C658 
1uF
1KΩ  
R683
R662 
33 
R663 
33
R665 
33
R666 
100
15P 2012
1KΩ  
R727
33
R684
VCCA
C654
R668 
33 
VCCA
B
RST#
WRLL#
R678
47 3216
R679
47 3216
R680
47 3216
MANUFACTURE
MACRONIX 
MACRONIX
*
INTEL  RP# 
INTEL 
SST
PART # 
MX298100 
MX29F1610 
28F400 
28F800 
SST39LF160
R672
open
R673
short
PIN 1 
WE# 
WE# 
VPP 
VPP 
NC
LA19
C
FPIN44
R653
short
RST#
WRHL#
PIN 43
PIN 2 
A18
VCC/GND
A18  A19
WE#
WP#
WE#
A18
A19
A18
LA20
R659
short
PIN 44 
WP# 
WP#
RP# 
WE#
LA1 
LA2 
LA3 
LA4 
LA5 
LA6 
LA7 
LA8 
LA9 
LA10 
LA11 
LA12 
LA13 
LA14 
LA15 
LA16 
LA17 
LA18
R654
open
LCS#3 
LOE# 
FPIN44
R661
short
IC652
48
A16
17
A17
16
A18/NC
9
A19/NC
26
CE
28
OE
11
WE
12
NC/RESET
15
NC/RY/BY
FLASH 256KX16
DQ0 A0 
DQ1 A1 
DQ2 A2 
DQ3 A3 
DQ4 A4 
DQ5 A5 
DQ6 A6 
DQ7 A7 
DQ8 A8
DQ9 A9 
DQ10 A10 
DQ11 A11 
DQ12 A12 
DQ13 A13 
DQ14 A14 
DQ15 A15
NC/BYTE
VDD
GND 
GND
D
LD[0..15]  2
VCC
R675
R677
short
LD0 
LD1 
LD2 
LD3 
LD4 
LD5
open
C651
0.1UF
LD6 
LD7 
LD8 
LD9 
LD10 
LD11 
LD12 
LD13 
LD14 
LD15
open
R657
R658
short
LA0
short
R674
open
R655
VCC
VCC
VCC3
29 25 
31 24 
33 23 
35 22 
38 21 
40 20 
42 19 
44 18 
30 8 
32 7 
34 6 
36 5 
39 4 
41 3 
43 2 
45 1
47
37
46 
27
E
S/PDIF
R714
180 2012
L701
R738
OPEN
R734
270 3216
R735
270 3216
1  2
1.8uH
C723
15P 2012
15P 2012
Q704
2SC2412K
0.1U 2012
C734
C724
D702
5.6V
C725
0.1U 2012
REMOCON 4
C733
0.1U 2012
DTA123YKA
Q705
R720
33 2012
+12V
SPDIF 2
100 
R681
100 
R682
MUTE 6
10/16
C710
10/16
0.1U 2012
C711
C709
C708
AOUTL 6
AOUTR 6
Q706
0.1UF 
D651
Z02W5.1V-Y
CDON 6
R747
4.7K 2012
2SC2412K
2
VCC
1
VIN
3
GND
FIBER_OPTIC
CN703
DRIVE
LED
IC
JK701
1
2
3
stereo-jack
1  1
Title
EPROMS & BUFFERS
Size  Document Number  Rev
SVC-1280 DVD CHANGER  1.0
A
B
C
D
Date:  Sheet  of
(주)도원전자 
E
58 Friday, July 30, 2004
 
Page 6
A
B
C
D
E
+12V
CHOKE TORROID-IRON
L702
C716
1000/16
4  4
VCC-5V
C717
CDON 4
D705
+9V
C712 4.7/50
C732
2SC2412K
2SC2412K
R701
C702
0.1UF
4.7/50
22
REMOCON 4
BUS 4
C728
330P
C718
332
R717
2.2K 
IC703-2
8
V+
330P
3.9K 
R716
5
6
NJM4558M-TE3-B
C738
332
R737
2.2K 
7
V-
C719
4.7/50
C729
10/16
R724
R711
5.1K 
6.8K 2012
R725
6.8K 2012
R713
100K 2012
C722
0.1UF 2012
R721
6.8K
C715
180P 2012
15K 
R722
C727
120P
C748
IC703-1
V+
3
2
3.9K 
R736
1
V-
NJM4558M-TE3-A
4
C739
4.7/50
1K 2012
R744
6.8K 2012
5.1K
R731
R733
100K 2012
R741
6.8K
C735
180P 2012
15K
R742
C747
120P
47K
R706
Q707
MUTE 4
3  3
2.2K 
R705
AOUTL 4
2  2
AOUTR 4
C721
C741
2SC2412K
Q701
4.7/50
4.7/50
DTA123YKA
R702
1K 2012
C701
100/10
Q708
Q709
R712
D703
5.1V
R723
100 2012
R743
100 2012
5.1V
D704
5.1V
0.1U 2012
1K 2012
R732
Q702
Q703
C704
D706
1N4004
0.1U 2012
R704
1K 2012
2SC2412K
2SC2412K
R703
2.2KK 2012
R719
47K 2012
R739
47K 2012
D701
1N4004
R728
100 2012
3900P 2012
C720
R748
C740
D707
1N4004
100 2012
3900P 2012
BATT
1
CDON
2
RIMOCON
3
BUS
4
GND
5
AGND
6
R-CH
7
L-CH
8
GND
9
ALOUT  7
AROUT  7
CN702
9
7
8
62
3
4 5
1
8pin din jack
C749
10/10
1  1
A
R745
B
6.8K 2012
C742
0.1UF 2012
Title
AUDIO DAC, 8PIN DIN
Size  Document Number  Rev
SVC-1280 DVD CHANGER  1.0
C
D
Date:  Sheet  of
(주)도원전자 
E
68 Friday, July 30, 2004
 
Page 7
A
B
C
D
E
VCC
R754
NOTES
VCC
10K Ω 
C758
0.1uF
If you need to use all 6 DAC outputs 
(CVBS,Y,C,R,B,G), then you need to use 300 
ohm loading instead of 75 ohm (R , R , R ). 
Also, you need to add the extra buffers to
22K Ω  2012
+8V
drive a television unit.
R767
75 2012
R772
75 2012
C753
0.1U
D751
5.1V-Y
R759
2.2K Ω 
PARK  6
FRONT_VOUT 6
REAR_VOUT 6
VCC
10K Ω 
R755
C759
47/10
R766
C773
4.7/16
Q751
DTC143EKA
C769
100/10
L751
ECFB321611PJ120
C772
100/10
R756
75 1%
HSYNC  2
VSYNC  2
VCC
R757
10K Ω 
C754
22/10
R770
IC752
1
Vin3
2
sw1
3
Vin2
4
MUTE2
5
Vout2
6
GND2
7  8
GND2  V+
12K
R758
10K Ω 
MUTE1
NJM2279M-TE2
R769
6.8K
Vin1
Vout1
CHECK TRANSISTOR FOOTPRINT 
TO-92 AND SOT-23 ARE
DIFFERENT
14
V-
13
sw2
12
11
10
9
NC
VMUTE  4
C751
220pF
R752
33 Ω 
R753
33 Ω 
VCC3S
4  4
R751
R764
33 Ω 
R762
100 Ω 
YUV0 
YUV1 
YUV2 
YUV3 
YUV4 
YUV5 
YUV6 
YUV7
R771
4.7K
YUV0 2 
YUV1 2 
YUV2 2 
YUV3 2 
YUV4 2 
YUV5 2 
YUV6 2 
YUV7 2
RST# 2,4,5,6
VCLK 5
3  3
AUX0 2 
AUX1 2
2  2
100 Ω 
IC751
34
RESET
29
CLK
1
V0
2
V1
3
V2
4
V3
5
V4
6
V5
7
V6
8
V7
26
PDAT0
25
PDAT1
24
PDAT2
23
PDAT3
22
PDAT4
21
PDAT5
20
PDAT6
19
PDAT7
27
RD
28
WR
16
PADDR
32
SDA
33
SCL
30
TTXDAT
31
TTXRQ
15
XTAL_IN
14
XTAL_OUT
13  18
TEST  GNDDD
CS4955
VDD
VAA 
VAA 
VAA
VREF
HSYNC/CB
VSYNC
FIELD/CB
CVBS
ISET
GNDA 
GNDA 
GNDA
INT
Y
C
R
G
B
17
36 
41 
46
C752
38
0.1U 2012
10
11
9
12
44
48
75 1%
47
39
40
43
37
35 
42 
45
R761
R763
C770
220pF
3.9K
220pF
C768
L757
1.8uH
1%
VCCS  VCC3S
L754
ECFB321611PJ120
ECFB321611PJ120
L758
1  1
A
C763 
100/10
C765
0.1U 2012
C767
C766
0.1UF
0.1U 2012
L755 
ECFB321611PJ120
ALOUT 6
AROUT 6
TP751
B
C
R750
100 2012
R749
100 2012
FRONT_VOUT 7
REAR_VOUT 7
PARK 7
LINEOUT-L
LINEOUT-R
D
AUDIO
CN701
VIDEO GND
1
FRONT VIDEO OUT
2
VIDEO GND
3
REAR VIDEO OUT
4 
5
AUDIO L CH OUT 
AUDIO GND
6
AUDIO R CH OUT
7
PARKING BREAK
8
HEADER 7.0
Title
VIDEO ENCODER
Size  Document Number  Rev
SVC-1280 DVD CHANGER  1.0
Date:  Sheet  of
(주)도원전자 
E
78 Friday, July 30, 2004
 
Page 8
A
B
C
D
E
+12V
4
IC801
AP1501-50
FB
1  2
4  4
C801
0.1u
IN  OUT
GND
3
R813
100K 2012
ON/OFF
5
Q804
L801
1  2
SPD4832PT470M
D802
B340A SMA
VCC
100/10
PWR-C  4
C804
MPEG+5V  4
VCC
C805
0.1UF
Q801 
AP1117E
VCC33
2 3
VOUT VIN
4
TAB
ADJ
1
75
1%
R801
C806 
100/10
C807
0.1UF
VCC
C808 
100/10
C809
0.1UF
Q802 
AP1117-E25
VOUT VIN
ADJ
1
TAB
VCC25
2 3 
4
C810 
100/10
C811
0.1UF
VCC25=2.85V
C812 
10UF
180
1%
680
R810
R803
DTC143EKA
C819
0.1U 2012
+8V
C822
100/10
FI-C3216-103KJT 10UH
L802
VCCA VCC
+12V
3  3
Q803 
C4374-Y
Q805
DTA123YKA
C824
R811
270 3216
2SC2412K
R809
270 3216
9.1V-Y
D801
C821
0.1uF
C851
100/10
C852
4.7/16
PWR-C 4
R812
22K 2012
Q806
C823 
100/10
0.1U 2012
2  2
VCC
C826
0.1U 2012
C827
0.1UF
C828
0.1UF
C829
0.1UF
C831
0.1U 2012
C832
0.1U 2012
C833 
100/10
C834 
100/10
VCC33
C843 
100/10
C835
0.1UF
C836
0.1U 2012
C845 
100/10
C837
0.1UF
C838
0.1U 
C839
0.1U 2012
C840
0.1U 2012
C841
0.1U 2012
C842
0.1U 2012
VCC25
C848
C849
C846
0.1U 2012
1  1
A
C847
0.1U 2012
0.1U 2012
0.1U 2012
C850 
100/10
Title
VOLTAGE REGULATORS, DECOUPLING & CONNECTORS
Size  Document Number  Rev
SVC-1280 DVD CHANGER  1.0
B
C
D
Date:  Sheet  of
(주)도원전자 
E
88 Friday, July 30, 2004