Audio & Video Dac Circuit Diagram - Daewoo DVG-8300SE Manual

AUDIO VIDEO DAC CIRCUIT DIAGRAM
[ 1,4 ] VCCA
[ 1,2,3,5 ] VCC
[ 1,2,3,5 ] GND
[ 1,4 ] +12V
[ 1,4 ] +12V
[ 2 ] DV33
RN2
ACLK
ABCK
ALRCK
ASDAT0
ASDAT1 R67
ASDAT2
R68
R63
100
ASPDIF
RST_TVE
RST_TVE
[ 2,3 ] SCL SCL
[ 2,3 ] SDA SDA
[ 2 ] VSCK VSCK
VSDA
VSDA
[ 2 ]
[ 2 ] ACLK ACLK
[ 2 ] ABCK ABCK
[ 2 ] ALRCK ALRCK
ASDAT0
[ 2 ] ASDAT0
ASDAT1
[ 2 ] ASDAT1
ASDAT2
[ 2 ] ASDAT2
[ 2 ] 27MHZ 27MHZ
[ 2 ] HSYNC# HSYNC#
[ 2 ] VSYNC# VSYNC#
[ 2 ] Y[0..7] Y[0..7]
GND AGND
GND VGND
U11 WM8746
+5VA
VCCA
1 15
DVDD AVDD1
VCC 28
AVDD2
R62
GND 4.7k 11
DGND
L11 20
AGND1
VCCA +5VA 24
AGND2
12
LATCH/12S
FB 1206 13 26
SCLK/IWL GR0
+12V 14 22
SDIN/DM0 GR1
+5VA 9 18
MUTE GR2
+12V
25
OUT0L
VAUD 8
MODE
C136 C137 C138 C139 27
OUT0R
DV33 0.1u 10u
10u 0.1u ALRCK R65 OPEN 10 21
LRCLK2 OUT1L
SACLK
2
MCLK
SBCLK 3 23
BCLK OUT1R
SLRCK 4
LRCLK
SDAT0
5 17
DIN0 OUT2L
SDAT1 6
DIN1
SDAT2 7 19
DIN2 OUT2R
16
CAP
33x4
1 2 SACLK
3 4 SBCLK
SLRCK
5 6
7 8 SDAT0
U12
SLRCK
1 14
LRCK MCLK
SDAT0 2 13
SDATA FORMAT
33 SDAT1 SBCLK 3 12
BCLK DEEMPH
33 SDAT2 4 11
5 NC NC
VQ 10
CAP MUTE
RMAIN 6 9
AOUTR AOUTL
7 8
GND Vcc
WM8726 NC
C134
SPDIFOUT
0.1u
C135 R64
330P 100
CP1 TOTX178
VCC 5
NC
4
NC
3
IN
2
VCC
R66 1
GND
33
C140
0.1u
C141
10uF/16V
VCC
V-DVCC
R69 4.7
+
C145 C146 C144
0.1u 0.1u 100u
L13 V-AVCC
FB 1206 U14
1
XckOut
+ 27MHZ 2 5
XckIn VDD
C150 C151 C1989 10
VDD
RST_TVE
0.1u 0.1u 100u 6 22
RESET VDD
Y0 11 29
PD0 VAA
Y1
12 32
PD1 VAA
Y2 13 36
PD2 VAA
Y3 14
PD3
Y4
15
PD4
Y5 16 21 HSYNC#
PD5 HSYNC
Y6 18 20 VSYNC#
PD6 VSYNC
Y7
19
PD7
V-DVCC
R82 100E 3 35 T_CVBS/V/B
MASTER CVBS
VIDEO_MODE 27
CPNT
T_SY/Y/R
28 31
PDEN Y
33 T_SC/U/G
C
44
GOUT1
SDA R87 0 23 43 VIDEO_MODE
SDA GOUT0
SCL R89 0 24
SCL
7
GCKOut
34 25
VSS ACKOut
30 9
VSS CK27Out
26
VSS
17
VSS
8
VSS
4 38
VSS COMP
42
VSS
41 37 C165
VSS BIAS
0.1u
40
VREF
39
IREF
R93
AV3168/69 330, 1%
+5VA
U1
RST_TVE
1 16
RST MUTEC
SDAT0 2 15 LMAIN
SDATA AOUTL
SBCLK 3 14
SCLK/DEM1 Vcc +5VA
SLRCK
4 13
LRCK GND
SACLK 5 12 RMAIN
MCLK AOUTR
6 11
DIF1 REF_GND
VQ
7 10
DIF0 VQ
8 9
DEM0 FILT+
C152 +
CS4340
LMAIN C163
0.1u 10u
RMAIN
LREAR
RREAR
CENT
LFE
VQ
C142 C143
0.1u 10u
SACLK
VAUD
LMAIN
+5VA
VIDEO_MODE
+5VV
1 2
10 11 R70 10K
U13A
4066
U13B
+5VV +5VV
4066
C147
R72 22p
75,1%
R73 R74
4 3
0 NC 0 L12
U13C 1 Q8 1.8uH 0805
4066 3906 C148 C149
220p 220p
+5VV
C153
R76 22p
75,1%
L14
T_CVBS/V/B 1 Q9 1.8uH 0805
3906 C155 C156
R79 220p 220p
75,1%
V-DVCC
V-AVCC
+5VV +5VV
R81 C159 D7
75,1% 22p
1N4148
L16
T_SY/Y/R 1 Q10 1.8uH 0805
3906 C160 C161 D8
R83 220p 220p
75,1% 1N4148
R86 1K
SCART-TV
R88 1K
+5VV +5VV
C164
V-AVCC R91 22p D9
C1988 75,1%
0.1u 1N4148
L17
T_SC/U/G 1 Q11 1.8uH 0805
3906 C166 C167 D10
R92 220p 220p
75,1% 1N4148
C168
0.1u
L18 FB 1206
+5VV
VCC
SCART-TV
SCART-TV [ 5 ]
VIDEO_MODE
VIDEO_MODE [ 5 ]
SY/Y/R
SY/Y/R [ 5 ]
SC/U/G
SC/U/G [ 5 ]
CVBS/V/B
CVBS/V/B [ 5 ]
CVBS_SCART
CVBS_SCART[ 5 ]
+5VV
+5VV [ 5 ]
VGND
VGND [ 1,2,3,5 ]
ASPDIF
ASPDIF [ 2,5 ]
RMAIN
RMAIN [ 5 ]
LMAIN LMAIN [ 5 ]
LFE LFE [ 5 ]
CENT CENT [ 5 ]
RREAR RREAR [ 5 ]
LREAR LREAR [ 5 ]
AGND
AGND [ 1,2,3,5 ]
D3
1N4148
CVBS_SCART
D4
1N4148 +5VV
CN10
6
CVBS/V/B
5
SC/U/G
4
SPDIFOUT
3
SY/Y/R
+5VV
2
1
D5
6P 2MM
1N4148
CVBS/V/B
D6
1N4148
SY/Y/R
SC/U/G
3-9