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AUDIO SIGNAL PATH BLOCK DIAGRAM
MAIN C.B.A. (CIRCUIT BOARD DG)
FROM VIDEO I
HDMI AUDIO (R)
SIGNAL PATH
BLOCK DIAGRAM
HDMI AUDIO (L)
JK4000
DVI AUDIO
IN1 (R)
DVI AUDIO
IN1 (L)
JK4001
DVI AUDIO
IN2 (R)
DVI AUDIO
IN2 (L)
DIGITAL TUNER C.B.A.(CIRCUIT BOARD DT)
TUNER AUDIO (R)
DT12-43
PDG2-43
FROM/TO
TUNER AUDIO (L)
DT12-41
PDG2-41
DIGITAL TUNER
AUDIO (R)
DT12-58
PDG2-58
BLOCK DIAGRAM
DT12-60
PDG2-60
AUDIO (L)
FRONT JACK C.B.A.(CIRCUIT BOARD FJ)
JK3902
AUDIO IN3 (R)
AUDIO IN3 (L)
REAR JACK C.B.A.
JK3501
AUDIO IN1 (R)
AUDIO IN1 (L)
AUDIO IN2 (R)
AUDIO IN2 (L)
JK3503
COMPONENT
AUDIO IN1 (R)
COMPONENT
AUDIO IN1 (L)
JK3504
COMPONENT
AUDIO IN2 (R)
COMPONENT
AUDIO IN2 (L)
JK3505
COMPONENT
AUDIO IN3 (R)
COMPONENT
AUDIO IN3 (L)
JK3502
AUDIO OUT (R)
AUDIO OUT (L)
BASE C.B.A.(CIRCUIT BOARD A)
IC3251 (SW)
(R-CH)
HDMI
1
Q3254
DVI1
5
DVI2
3
B
PDG1-59
PA16-59
2
TUNER
4
(L-CH)
HDMI
12
Q3253
DVI1
14
B
PDG1-57
PA16-57
DVI2
13
15
TUNER
11
SWITCHING
CONTROL
9
10
Q3251
AUDIO SW
CONTROL1
FROM
AUDIO SW
SYSYTEM CONTROL
CONTROL2
BLOCK DIAGRAM
Q3252
AUDIO
BIAS+4.5V
PDG1-55
PA16-55
PDG1-53
PA16-53
P3902-11
PA9-11
P3902-9
PA9-9
P3501-43
PA15-43
P3501-44
PA15-44
P3501-38
PA15-38
P3501-39
PA15-39
P3501-20
PA15-20
P3501-21
PA15-21
P3501-11
PA15-11
P3501-12
PA15-12
P3501-2
PA15-2
P3501-3
PA15-3
P3501-32
PA15-32
P3501-31
PA15-31
IC3003
(SOUND PROCESSOR)
IC3002 (AUDIO SW)
TV/HDMI/DVI
Q3024
SOUND
19
LINE 3
PROCESS
40
30
30
23
B
LINE 1
(R-CH)
10
AUDIO
LINE 2
8
SW
26
COMPONENT 1
(R-CH)
4
COMPONENT 2
2
35
COMPONENT 1
42
TV/HDMI/DVI
Q3025
18
SOUND
LINE 3
39
29
1
PROCESS
8
B
LINE 1
9
(L-CH)
AUDIO
LINE 2
7
SW
25
COMPONENT 1
(L-CH)
3
COMPONENT 2
1
34
COMPONENT 1
41
VCC
VCC
5
6
VCC
+9V
16
Q3026
+9V
B
B
Q3027
Q3024
Q3022
MUTE-ON
MUTE-ON
Q3020
DRIVE
AUDIO SIGNAL
IC2303
IC2301
(OP AMP)
(AUDIO AMP)
AUDIO AMP
POWER AMP
5
7
17
DRIVE
11
PA13-1
(R-CH)
(R-CH)
PA13-2
PA13-3
14
PA13-4
AUDIO AMP
POWER AMP
3
1
1
DRIVE
7
(L-CH)
(R-CH)
4
VSS
VCC
4
8
TEMPERATURE SENSOR
3
/CURRENT PROTECTION
-16V
+16V
VDD
VSS
5
13
8
10
Q2314
DRIVE
+16V
-16V
Q2323
SP MUTE
Q2325
<FROM IC1102 (113)>
AUDIO SIGNAL PATH BLOCK DIAGRAM
SPEAKER
(R-CH)
SPEAKER
(L-CH)
PT-56DLX75/PT-61DLX75
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