NEO DVD-HT750, Service Manual

Page: 47 / 50

45
45
5. Audio&Video D/A
1 2 3 4
A
B
C
D
4 3 2 1
D
C
B
A
ACLK
ABCK
ALRCK
ASDAT0
ASDAT1
ASDAT2
RREAR
LFE
CENT
RMAIN
LMAIN
LREAR
MUTE
MICMUTE
ASPDIF
SALRCK
SADAT0
LMAIN
RMAIN
RREAR
CENT
LREAR
LFE
SACLK SALRCK
RMAIN LMAIN
SADAT0
SABCK
SABCK
SALRCK
MIC IN 2
MIC IN 1
SABCK
SACLK
Y2
MIC IN 1
MIC IN 2
SACLK
SALRCK
AMDAT
SABCK
Y3
CVBS1
VSYNC#
CVBS1
HSYNC#
FS1
T_SC
T_SY
BOUT
T_SY T_SC
CVBS2
GOUT
ROUT
Y1
Y6 Y3
CVBS2 ROUT GOUT
Y4
BOUT
Y5
CB58
0.1u
CB7
0.1u
L22 RES
CB21
0.1u
CB57 0.1u
RN5
33x4
NOT Stuffed
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CN7
JST14 Pin 2.0mm Pitch RN4
33x4
NC
4
SDATA
2
BCK
3
LRCK
1
CAP
5
OUTR
6
GND
7
VDD
8
SCK
14
FORMAT
13
DEEMPH
12
NC
11
MUTE
10
OUTL
9
U13 KHTech DA1131
SOP14
2 CH DAC for DCL34MK-72
+ C55
100u
CB6
0.1u
R58
75Ohm
0805
DVDD
1
DGND
11
LATCH/12S
12
SCLK/IWL
13
SDIN/DM0
14
MUTE
9
MODE
8
LRCLK2
10
MCLK
2
BCLK
3
LRCLK
4
DIN0
5
DIN1
6
DIN2
7
AVDD1
15
AVDD2
28
AGND1
20
AGND2
24
GR0
26
GR1
22
GR2
18
OUT0R
27
OUT0L
25
OUT1R
23
OUT1L
21
OUT2R
19
OUT2L
17
CAP
16
U12 KHTech DA1196
SSOP-28
6 CH DAC for DCL34MK-75
CB25
0.1u
R137
160,1%
R130
75Ohm
0805
R177 10Ohm
R135 RES
R67
160,1%
1
2
3
4
5
6
CN10
Audio IN
JST6Pin 2.0mm Pitch
Q22
3906
CB56
0.1u
1
2
3
4
5
6
7
8
9
10
11
12
13
CN6
Video Output
JST13 Pin 2.0mm Pitch
+
C53
100u
+
C54 10u
R2 RES
R3 RES
R85
160,1%
Q8
3906
R81 RES
CB106
0.1u
R80
75Ohm
0805
CB23
0.1u
R59 RES
CB12
0.1u
R108
160,1%
Q15
3906
R107 RES
R104
75Ohm
0805
R71
75Ohm
0805
+ C95
220u
R68 RES
Q6
3906
+ C156
4.7u
R116
75Ohm
0805
Q17
3906
R120
160,1%
VINL
1
VINR
2
DGND
3
VDD
4
SCKI
5
BCK
6
LRCK
7
DOUT
8
BYPASS
9
FMT
10
VCC
11
AGND
12
VREF2
13
VREF1
14
U21 KHTech AD1181
SOP14
R119 RES
Q4
3906
CB111
0.1u
+ C157
47u
+ C155
4.7u
L21 FB 0805
RN2 33x4
Q12
3906
R49 33Ohm
R94
75Ohm
0805
CB16
0.1u
R95 RES
R50 33Ohm
R97
160,1%
CB24
0.1u
R52 10Ohm R51 10Ohm
+5V
+5VA
GND A
GND A
+5V
+5V
GND_POWER
+5VDD
GND A GND A GND A GND_POWER
GND A
GND_POWER
+5VDD
GND_V
VVCC
+5V
GND_A
GND_A
VVCC
GND_V
VVCC
GND_V GND_V
+5V DV33 VVCC
GND_V
GND_V
VVCC VVCC
GND_V
VVCC
GND_V GND_V
VVCC
GND_V GND_V GND_V
GND_V GND_V GND_V GND_V
GND_POWER
ASDAT2
MICMUTE
ALRCK
ABCK
ACLK
ASDAT0
ASDAT1
MUTE
ASPDIF
A20
P3.1
P3.0
AMDTA
Y3 Y2 Y1
VSYNC#
HSYNC#
FS1
Y6 Y4 Y5
Hardw are Control ModeI2S Format
The information has been checked and is believed to be reliable. However, no
responsibility is assumed for inaccuracies. Circuit diagrams are provided as a
means of illustrating typical applications; MAXITECH Technology reserves the
right to make changes at any time in order to improve the design.
I2S FORMAT
or Op ti onal SoftwareCon trol Mode.