Service manual

10-3
Audio Block Diagram
A94F0BLA
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 77 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
POWER SUPPLY CBA DIGITAL MAIN CBA UNIT
20
IC801 (AUDIO AMP)
1
44
9,10
13,14 35,36 31,32
MUTE CONTROL
CN801CL801
SP801 SPEAKER L-CH
CN802
SP(R)-
1
CL802
SP802 SPEAKER R-CH
PWM1 PWM2
DRIVE1
CN302
CN3702
CN303 CN4001
AUDIO-MUTE
2020
JK841
DIGITAL AUDIO-OUT (COAXIAL)
Q841
Q771
Q772
BUFFER
Q871
Q873,Q874
MUTE
Q872
MUTE
SPDIF
22
DVD-SPDIF
2828
SP(R)+
2
SP(L)-
1
SP(L)+
2
Q801
CONTROL LOGIC
3
109
13
IC871 (OP AMP)
1 3
7
5
DRIVE2
DRIVE
CN601CN902
DVD-AUDIO(L)99
DVD-AUDIO(R)11 11
DVD-SPDIF13 13
IC951 (OP AMP)
1 3
7
5
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)
CN4001CN303
DVD-AUDIO(L)24 24 DVD-AUDIO(R)26 26
DVD-AUDIO(L)
DVD-AUDIO(R)
TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM
TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM
INPUT1
DVD-AUDIO(L)
DVD-AUDIO(R)
DVD-SPDIF
LRCLK
BCLK
ADATA1
ACLK
SHD-SPDIF
ADATA0
INPUT0
AUDIO-MUTE
TO SYSTEM CONTROL BLOCK DIAGRAM
TO SYSTEM CONTROL BLOCK DIAGRAM
IC3303 (BUFFER GATE)
4
1
2
IC3302 (BUFFER GATE)
4
1
2
AUDIO SIGNAL
TO DVD DIGITAL SIGNAL PROCESS BLOCK DIAGRAM
DVD MAIN CBA UNIT
WF11
WF13
WF12
SHD-SPD-EN
DVD-SPD-EN
WF7