Audio - Panasonic SA-VK680PU Service Manual

15.4. Audio

: CD/DVD/TAPE AUDIO INPUT SIGNAL LINE : AUX/MIC/MUSIC PORT AUDIO INPUT SIGNAL LINE
TO
MIC SW
SYSTEM CONTROL
JK6002
5
4
2
MIC 2
3
VR6001
MIC VOL JOG
7
8
1
JK6001
5
4
2
MIC 1
3
7
8
1
Q6907
ECHO MUTE MUTING
Q6906
FROM
SYSTEM CONTROL
ECHO 2 ECHO CONTROL
Q6908
ECHO 1 ECHO CONTROL
ASP DAT
FROM
SYSTEM CONTROL
ASP CLK
CN1303 CN2751
FROM 9 4
DECK CN1303 CN2751
8 5
FP8101 CN2801
14 37
FROM
DVD (AUDIO)
FP8101 CN2801
12 39
FROM
ZFLAG
SYSTEM CONTROL
JK2802
4
3
AUX IN
2
1
TUNER PACK
TN2802*
LCH 5
RCH 7
CN2806 CN6807
TO
5 6
SYSTEM CONTROL
JK6810
5
4
R CN6807 CN2806
3
3 8
L CN6807 CN2806
MUSIC PORT
2
5 6
1
6
7
: AUDIO OUTPUT SIGNAL LINE : AM/FM SIGNAL LINE
IC6000
C1AB00003130
MIC AMPLIFIER
+
14
2
-
1
13
4
5 + CN6702 ZJ6601* CN6001 CN2807
7
-
6 5 15 13
IC6931
C1AB00002773
ECHO PROCESSOR
16 LPF1 IN LPF1 OUT 15
Q2051 Q2052
MUTING CONTROL MUTING
IC2803
C1BB00001121
AUDIO SIGNAL PROCESSOR
PRE VIN L 52
REC L 53
IC2103
C0ABBB000230
OP-AMP
+
3
1
-
GV OUT L 54 2
5 +
7
-
GV OUT R 16 6
OP OUT 55
REC R 17
PRE VIN R 18
56 OP IN
Q2142, Q2242
AUTO GAIN CONTROL
C0AABB000125
OP-AMP
5
R OUT 37 6
3
L OUT 42 2
40 DATA
39 CLK
Q2502
MUTING
1 IN L1
2 IN R1
Q2501
6 IN R3
MUTING CONTROL
5 IN L3
10 IN R5
9 IN L5
3 IN L2
4 IN R2
8 IN R4
7 IN L4
112
D2241
IC2804
+
CN2806 CN6807
7
- 3 8
+ CN2806 CN6807
1
-
1 10
Q2730 Q2366
MUTING MUTING
Q2062 Q2064
IC2061
SWITCH VOLTAGE LEVEL CONVERTER
C0ABBB000230
OP-AMP
Q2061 Q2063
+
5
7 SWITCH VOLTAGE LEVEL CONVERTER
-
6
+
3
1
-
2
Q2065
MUTING
CN2751 CN1303
TO DECK
7 6
CN2801 FP8101
23 28
TO
DVD (AUDIO)
CN2801 FP8101
21 30
CN2751 CN1303
TO DECK
8 5
CN6807 CN2806
TO SYSTEM CONTROL
7 4
JK6800
5
4
R
3
HEADPHONE
L
2
1
6
7
FROM
MUTE A
SYSTEM CONTROL
CN2808 CN5050
1 17
TO D-AMP
CN2808 CN5050
3 15
SW LVL2
FROM
SYSTEM CONTROL
SW LVL1
CN2808 CN5050
TO D-AMP
5 13
SA-VK680PU AUDIO BLOCK DIAGRAM