Panasonic SA-VK480EE Service Manual page 124

SCHEMATIC DIAGRAM - 8
I
: +B SIGNAL LINE
B MAIN CIRCUIT
: -B SIGNAL LINE
C2034
1
MIX_L
MIX_R
C2035 R2058
1 0
REC_L
REF_L
J
K
REF_R
REC_R
+9V
L
MIC_OUT
PBL
R2111 2.2K
PBR R2211 2.2K
TUNER_L
R2106 3.9K
TUNER_R
R2206 3.9K
R2101 1.5K
R2201 1.5K
M MPORT_L
R2104 4.7K
MPORT_R
R2204 4.7K
AUX_L
AUX_R
N
REF_R
REC_RIN
REC_LIN
REC_L
REC_R
O
P
1 2 3
: CD/DVD/TAPE AUDIO INPUT SIGNAL LINE
: AUX/MIC/MUSIC PORT AUDIO INPUT SIGNAL LINE
C3800 0 R2412
R3827 0
C2415
5.6K
1
C3804 50V3.3 R3821 5.6K
R3803 C2414
3.3K 47P
C2413
47P
R3802
R3814 5.6K
R3805
3.9K 4 3 2 1
3.3K
C3802 V-
1
IC2103
C0ABBB000230
C3803
1
OP-AMP
V+
R3804
5.6K
5 6 7 8
C2313
C2314
47P 47P
R3801
C2315
5.6K 1
C3801 50V3.3
R2312
C3805 0 R3807 0 5.6K
R3812 0
C2185
0.1
C2163
R2262
3900P
5.6K
56
C2111 1
1
IN-L1
C2211 1
2
IN-R1
C2107 1
3 IN-L2
C2207 1
4 IN-R2
C2102 1
5 IN-L3
C2202 1
6 IN-R3
C2104 1
7
IN-L4
C2204 1
8 IN-R4
C2118 1
9 IN-L5
C2218 1
10 IN-R5
11 IN-L6
12 IN-R6
13 GND
14
REF-IN
C2581
6.3V100 15
C2582
6.3V100
R2208 C2201
27K 1
R2184 R2285
330 560
C2220
R2114
27K 1
R2284
R2439
330
1K D2332
B0ADCC000002
R2338
1K
R2591 R2333
2
330K 0
3
1
R2334
100
4 5 6
: CD/DVD VIDEO INPUT SIGNAL LINE : VIDEO OUTPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE : AM/FM SIGNAL LINE
R2415 C2416
100 1
USB-REC-L
C2051
50V3.3
R2416
47K
3 2
Q2051
B1GDCFJJ0047
4 5
r
MUTING CONTROL
R2316
47K
R2053 R2056
56K 1.5K
R2315 C2316
100 1
USB-REC-R
C2181
1
55 54 53 52 51 50 49 48 47 46 45 44 43
42
NC 41
DATA 40
[56] OP-IN [42] L-OUT
39
CLK
[43] POST-VM-L
VCC 38
IC2803
R-OUT 37
C1BB00001121 C2403 1
POST-VM-R 36
R2404 0
AUDIO SIGNAL PROCESSOR
T-OUT-R 35
C2272 0.068
34
BASS-R2
[27] HB-LPF-OUT
[15] REF-OUT C2271 0.068
BASS-R1 33
[28] NC
[16] GV-OUT-R
MID-R2 32
MID-R1 31
TRE-R 30
NC 29
16 17 18 19 20 21 22 23 24 25 26 27 28
C2222 0.47
R2195
10K
R2196 10K
R2283
100K
C2283
0.068
7 8 9
124
TO MAIN
P_GND
SECTION (1/6)
ZFLAG
DVD+5V
-9V
1
Q2052
B1HBECA00004
MUTING
6
+9V
1/6 2/6 3/6
4/6 5/6 6/6
10 11 12
TO MAIN
SECTION (5/6)
1
2
P1
3
SA-VK480EE MAIN CIRCUIT
13 14