Panasonic SA-VK470EE Service Manual page 106

SA-VK470EE
SCHEMATIC DIAGRAM - 8
I
B
MAIN CIRCUIT
TO MAIN
SECTION (1/6)
J
K
L
M
N
O
P
1 2 3
: -B SIGNAL LINE : DVD VIDEO SIGNAL LINE : MAIN SIGNAL LINE
: +B SIGNAL LINE : DVD AUDIO SIGNAL LINE : AM / FM SIGNAL LINE
C2034 R2057
1 0
MIX_L
MIX_R
C2035 R2058
1 0
REC_L C3800 0
REF_L
C3804 50V10
R3814
10K
REF_R
C3801 50V10
REC_R
C3805 0
+9V
R3812 0
MIC_OUT
PBL R2111 1.2K
PBR R2211 1.2K
TUNER_L
R2106 100
TUNER_R
R2206 100
R2101 1K
R2201 1K
MPORT_L
R2104 10K
MPORT_R
R2204 10K
AUX_L
AUX_R
REF_R
REC_RIN
REC_LIN
REC_L
REC_R
R2591
330K
HP_GND
MIC_GND
MPORT_GND
4 5 6
: TAPE RECORD SIGNAL LINE
: TAPE PLAYBACK SIGNAL LINE : AUX / MIC / MUSIC PORT SIGNAL LINE
R3827 0
R3821 1K
R2412
R3803 C2414 1K
3.3K 47P
C2413
2200P
R3805
3.3K 4 3 2 1
V-
IC2103
C0ABBB000230
MIX AMP
V+
5 6 7 8
C2314 C2313
47P 2200P
R3801 1K
R2312
R3807 0 1K
C2263 C2163
R2422 R2262
2200P
0 50V0.1
1K
56 55 54 53 52 51 50 49 48 47
C2111 1
1
IN-L1
C2211 1
2
IN-R1
C2107 1
3 IN-L2
C2207 1
[56] OP-IN [42] L-OUT
4 IN-R2
C2102 1 [43] POST-VM-L
5
IN-L3
C2202 1
IC2803
6 IN-R3
C2104 1 C1BB00001121
7 IN-L4
C2204 1 AUDIO SIGNAL PROCESSOR
8 IN-R4
C2118 1
9 IN-L5
C2218 1 [15] REF-OUT [27] HB-LPF-OUT
10 IN-R5
[16] GV-OUT-R [28] NC
11 IN-L6
12 IN-R6
13
GND
14 REF-IN
C2581
6.3V100
15 16 17 18 19 20 21 22 23 24
C2582
6.3V100
R2208 C2201
3.9K 1
C2220
R2114
3.9K 1
R2283
100K
C2283
0.047
D2332
B0ADCC000002 R2338
1K
R2333
2
0
3
1
7 8 9
106
C2051
50V4.7
1 2 3
Q2052
B1GFGCAA0001
Q2051
MUTING
B1GDCFJJ0047
6 5 4
r
MUTING CONTROL
46 45 44 43
42
NC 41
DATA 40
CLK 39
VCC 38
R-OUT 37
C2403 1
POST-VM-R 36
R2404 0
T-OUT-R 35
BASS-R2 34
C2271 C2272
BASS-R1 33
0.15 0.047
MID-R2 32
31
MID-R1
30
TRE-R
NC 29
25 26 27 28
C2222 0.47
R2195
10K
R2196 10K
1/6 2/6
4/6 5/6
10 11 12
P_GND
ZFLAG
DVD+5V
-9V
TO MAIN
SECTION (5/6)
1
+9V
2
3
4
P1
3/6
6/6
SA-VK470EE MAIN CIRCUIT
13 14