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Audio Signal Flow Block - Philips FL9.1 Technical Training Manual

Lcd tv chassis for 2009
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CL701B
CL701A
JK753
7
AUDIO(L)-IN
AUDIO(L)
9
AUDIO(R)-IN
-IN
JK754
AUDIO(R)
-IN
JACK CBA
JK741
COMPONENT-
AUDIO(L)-IN
JK742
COMPONENT-
AUDIO(R)-IN
JK721
HDMI-
AUDIO(L)-IN
JK722
HDMI-
AUDIO(R)-IN
JK871
AUDIO(L)-OUT
JK872
Q871
AUDIO(R)-OUT
MUTE
Q872
MUTE
JK841
BUFFER
DIGITAL
AUDIO-OUT
Q841
(COAXIAL)
CL801
CN801
SP801
SP(L)+ 2
SPEAKER
SP(L)- 1
L-CH
CL802
CN802
SP802
SP(R)+ 2
SPEAKER
SP(R)- 1
R-CH
7
9
IC771
(AUDIO SELECTOR)
2
4
3
1
5
15
11
13
12
14
CONTROL
LOGIC
9
10
Q771
IC871
(OP AMP)
1
3
7
5
Q873,Q874
DRIVE
IC801 (AUDIO AMP)
9,10
DRIVE1
PWM1
1
13,14
35,36
DRIVE2
PWM2
44
31,32
MUTE CONTROL
20
P
O
W
E
R
S
U
P
P
L
Y
C
B
WF7
CN302
CN3702
13
AUDIO(L)
13
11
AUDIO(R)
11
CN302
CN3702
10
INPUT1
10
12
INPUT0
12
Q772
CN301
CN3701
2
AUDIO(L)-OUT
2
4
AUDIO(R)-OUT
4
6
AMP(L)-OUT
6
8
AMP(R)-OUT
8
CN302
CN3702
2
SPDIF
2
20
AUDIO-MUTE 20
Q801
A
IC3802
IC3803
(D/A CONVERTER)
(AUDIO DSP)
8
35
(L-CH)
15
D/A
7
36
(R-CH)
CONVERTER
14
6
37
DSP
5
34
33
IC3801
(D/A CONVERTER)
8
(L-CH)
15
D/A
7
(R-CH)
CONVERTER
14
6
5
I D
G
T I
A
L
M
A
N I
C
B
A
U
N
T I
AUDIO SIGNAL
TO
DIGITAL
AUDIO(L)
SIGNAL
PROCESS
AUDIO(R)
BLOCK
DIAGRAM
TO
INPUT1
SYSTEM
INPUT0
CONTROL
BLOCK
AUDIO-MUTE
DIAGRAM
LRCLK
2
BCLK
40
ADATA1
39
ACLK
3
ADATA0
4
TO
DIGITAL
SIGNAL
PROCESS
BLOCK
DIAGRAM
SPDIF

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