BBK DK1410SI - 3.2.8 Output circuit

Loader
MT1389
ASDAT1
R295
SDATA1
XS207
3
R56
N3 74HCT125
R100
6DASLSR
218
Disc
47
46
45
44
30
N12
TAS5508
10
N13
TAS5112
46
47
50
51
11
7
8
SROUT
SLOUT
L1
L4
8
6
XC100
PWMSR+
PWMSR-
PWMSL+
PWMSL-
Figure 3.2.8.1 Power amplifier surround left and right channel block diagram
3.2.8 Output circuit
1. Power amplifier surround left and right channel block diagram is shown in the following figure
3.2.8.1:
2. Power amplifier left/right channel output and non power amplifier left/right channel output block
diagram are shown in the following figure 3.2.8.2:
MIC signal
MIC1
MIC2
3
1
XP204
XS201
6
N1
4558
7
OK
Tuning
signal
XS402
TUR
TUL
Left/right
channel input
AU R
AU L
XP401
XS401
AU R
AU L
14
5
4
2
11
15
N5
(CD4052)
3
13
R
L
4
12
11
N7
(CD4052)
TUR TUL AU R AU L
3
1
3
1
3
1
3
1
N4 74HCT125
217
MT1389
ASDAT0
224
SDAAD
2
R294
SDATA0
XS207
N3 74NCT125
SDALR
R29
R225
R101
31
N2
TAS5508
40
41
42
43
55
56
57
58
PWMFL-
PWMFL+
PWMFR-
PWMFR+
PWMRL-
PWMRL+
PWMRR-
PWMRR+
18
17
20
21
2
40
41
34
35
3
1
FLOUT
L3
FROUT
L2
3
XC100
Power amplifier
left/right
channel output
6
N18
TLV272
N19
TLV272
XS401
XP401
L100
L102
LO
RO
R99
29
2
3
N14
(TAS5112)
N18
(TLV272)
N19
(TLV272)
1
12
6
7
7
5
3
5
3
R
L
Figure 3.2.8.2 Power amplifier L/R channel output and non power amplifier L/R channel output block diagram
- 26 -