Service manual

IC771
(AUDIO SELECTOR)
AUDIO(L)-OUT
AUDIO(R)-OUT
HDMI-
AUDIO(L)-IN
HDMI-
AUDIO(R)-IN
JK721
JK722
JK871
JK872
COMPONENT-
AUDIO(L)-IN
COMPONENT-
AUDIO(R)-IN
JK741
JK742
2
4
1
5
15
11
12
14
JACK CBA
CL701A
CL701B
AUDIO(L)-IN 7
7
AUDIO(R)-IN
9
9
AUDIO(L)
-IN
AUDIO(R)
-IN
JK753
JK754
CN3702CN302
AUDIO(L)13 13
AUDIO(R)11 11
CN3702CN302
INPUT110 10
INPUT012 12
CN3701CN301
AUDIO(L)-OUT22
AUDIO(R)-OUT44
AMP(L)-OUT66
AMP(R)-OUT88
TINU ABC NIAM LATIGIDABC YLPPUS REWOP
20
IC801
(AUDIO AMP)
1
44
9,10
13,14
35,36
31,32
MUTE CONTROL
CN801
CL801
SP801
SPEAKER
L-CH
CN802
SP(R)-
1
CL802
SP802
SPEAKER
R-CH
PWM1
PWM2
DRIVE1
CN302
CN3702
AUDIO-MUTE 2020
JK841
DIGITAL
AUDIO-OUT
(COAXIAL)
Q841
Q771
Q772
BUFFER
Q871
Q873,Q874
MUTE
Q872
MUTE
SPDIF 22
SP(R)+ 2
SP(L)-
1
SP(L)+ 2
Q801
CONTROL
LOGIC
3
10
9
13
IC871
(OP AMP)
1 3
7
5
DRIVE2
DRIVE
IC3802
(D/A CONVERTER)
D/A
CONVERTER
15
14
8
7
6
5
(L-CH)
(R-CH)
IC3801
(D/A CONVERTER)
D/A
CONVERTER
15
14
8
7
6
5
(L-CH)
(R-CH)
AUDIO(L)
AUDIO(R)
TO
DIGITAL
SIGNAL
PROCESS
BLOCK
DIAGRAM
TO
DIGITAL
SIGNAL
PROCESS
BLOCK
DIAGRAM
INPUT1
LRCLK
BCLK
ADATA1
ACLK
SPDIF
ADATA0
INPUT0
AUDIO-MUTE
TO
SYSTEM
CONTROL
BLOCK
DIAGRAM
AUDIO SIGNAL
WF7
33
34
37
36
35
4
3
39
40
2
(AUDIO DSP)
IC3803
DSP
FIGURE 5 - AUDIO BLOCK
Page 13