Audio Block Diagram - JVC LT-19D200 Service Manual

AUDIO BLOCK DIAGRAM

JK753
AUDIO(L)
-IN
JK754
AUDIO(R)
-IN
JK741
COMPONENT-
AUDIO(L)-IN
JK742
COMPONENT-
AUDIO(R)-IN
JK711
PC-AUDIO-IN
JK721
HDMI-
AUDIO(L)-IN
JK722
HDMI-
AUDIO(R)-IN
JK841
BUFFER
DIGITAL
AUDIO-OUT Q841
(COAXIAL)
JK851
HEADPHONE
JACK
CL861 CN861B
SP861 1 1,2 SP(L)
SPEAKER
2 3,4 SP-GND
L-CH
JUNCTION-C
PWB
CL862 CN862B
SP862
1 1,2 SP(R)
SPEAKER
2 3,4 SP-GND
R-CH
JUNCTION-B
PWB
JACK PWB
IC771
(AUDIO SELECTOR)
2
4
3
1
5
15
11
13
12
14
Q774 Q773
BUFFER BUFFER
CONTROL
LOGIC
CN701
13
9 10
15
Q771
24
22
23
Q722
IC801 (AUDIO AMP)
4 DRIVE
CN701 CN702
3,4 HEADPHONE(R) 3,4
9,10 HEADPHONE(L) 9,10 6 DRIVE
1,2 SP(R) 1,2
MUTE CONTROL
CN861A
1,2
3,4
CN862A
1,2
3,4
MAIN PWB
(No.YA711<Rev.001>)2-15
IC902
(OP AMP)
WF11
CN902
7 5 5 DVD-AUDIO(L)
3 DVD-AUDIO(R)
1 DVD-SPDIF
1 3
WF13
WF12
Q907 CN303
BUFFER 24 DVD-AUDIO(L)
BUFFER 26 DVD-AUDIO(R)
Q906
WF7
CN302
13 AUDIO(L)
11 AUDIO(R)
CN702
AUDIO(L) 13
AUDIO(R) 15 CN302
INPUT1 24 10 INPUT1
INPUT0 22 12 INPUT0
SPDIF 23
IC803
(OP AMP)
1 7 5
CN301
8 AMP(R)-OUT
1 3
9 6 AMP(L)-OUT
CN302
8
Q801 2 SPDIF
20 AUDIO-MUTE 20
CN303
28 DVD-SPDIF
2-16(No.YA711<Rev.001>)
DVD MAIN PWB UNIT
CN601
DVD-AUDIO(L)
9
DVD-AUDIO(R)
11
DVD-SPDIF
13
CN4001
DVD-AUDIO(L)
24
DVD-AUDIO(R)
26
CN3702
13
11
CN3702
10
12
AUDIO-MUTE
IC3801
(D/A CONVERTER)
8
(R-CH)
14 D/A 7
(L-CH)
CONVERTER
15 6
5
CN3701
8
6
CN3702
2 IC3303
(BUFFER GATE)
SHD-SPDIF
4 2
1
SHD-SPD-EN
IC3302
DVD-SPD-EN
(BUFFER GATE)
4 2
1
CN4001
28
DIGITAL MAIN PWB UNIT
AUDIO SIGNAL
TO DVD
DIGITAL
SIGNAL
PROCESS
BLOCK
DIAGRAM
TO
DIGITAL
SIGNAL
PROCESS
AUDIO(L) BLOCK
DIAGRAM
AUDIO(R)
TO
INPUT1
SYSTEM
INPUT0
CONTROL
BLOCK
DIAGRAM
LRCLK
BCLK
ADATA0
ACLK
TO
DIGITAL
SIGNAL
PROCESS
BLOCK
DIAGRAM
TO
SYSTEM
CONTROL
BLOCK
DIAGRAM