Panasonic SA-VK960GCP Service Manual page 29

SCHEMATIC DIAGRAM - 7
I
: +B SIGNAL LINE
B
MAIN CIRCUIT
: -B SIGNAL LINE
Q2110
B1GDCFJJ0047
INVERTER
J
CNP2101
MOT_01
1
DECK1_HI 2
MOT_GND 3
F
TO MOT+9V 4
DECK CIRCUIT REC_HI 5
(CN1001)
+15V 6
IN SCHEMATIC
RECIN_R 7
DIAGRAM - 11
RECIN_L 8
L2110 R2110
9
AUDIO_GND
0 100
PB_R 10
K
PB_L
11
C2112
0.018
C2113
0.018
L2112 0
R2111
100
L
M
N
O
P
1 2 3
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: TAPE RECORD SIGNAL LINE : MIC / MUSIC PORT SIGNAL LINE
: TAPE PLAYBACK SIGNAL LINE : MAIN SIGNAL LINE
Q2111
B1GDCFJJ0047
L2111
INVERTER
0
R2115 15K
R2117 15K
C2110
0.1
PB_R
R2112
R2114 R2116
33K
470 470
AUDIO_GND
C2111 R2113
0.1 33K
PB_L
R2330
5.6K
820
R2331
R2333 820
R2332 5.6K
R2401 100K
R2400 100K
C2400
IC2300
1000P
C0ABBB000230
KARAOKE AMP
R2316
33K
C2310 16V47
C2312
10P
IC2300
8 7 6 5
1 2 3 4
C2311
C2307
10P
16V47
R2315
33K
4 5 6
TO MAIN
SECTION (1/4)
SW+5V
REC
MOTOR
DECK1_H
M_GND
M+12V
+15V
PB_R
IC2340
C2341 C0AABB000125
R2341
50V1
2.2K HEADPHONE AMP
FRVOLOUT
AUDIO_GND
Q2340
R2342 B1ABEB000002
100K
PB_L
MUTING
Q2341
R2343 B1ABEB000002
100K
C2340 R2340
MUTING
50V1 2.2K
FLVOLOUT
W2021
0
KA_DAT
KA_CLK
KA_CS
C2274
1000P
40 39 38 37 36 35 34 33
4700P
C2269
41 DOLPF1
42 DDACINTOUT
C2270 0.068
43 DDACINTIN
[25] KCSEL
C2262 0.1
44 DDACCONT
[26] SCORETEST1
C2271 0.1
45
DADCCONT [27] SCORETEST2
RIN
C2265 0.068
46 DADCINTOUT [28] SCORETEST3
47 DADCINTIN
[37] TEST1
C2266 1000P
[39] TEST2
48 DILPF3
LIN
[39] DOLPF3
49
DILPF2
[40] DOLPF2
SPE_AD1 C2268 4700P
50 DILPF1
51 DIN IC2210
52 DISIG C1BB00001012
C2267
53 NC KARAOKE PROCESSOR
1
SYS6V_GND
54 AUDIO_GND2
C2261
55 AVCC2
16V100
56 NC
C2260
57
0.1 NC
58 NC
R2317 R2321
6.8K 59
3.3K NC
60 NC
[67] NC
C2263
61 NC [66] NC
50V1
[65] KA_LOUT
62 KA_ROUT
AUDIO_GND
63
KA_ROUT
64 KA_LOUT
C2264
50V1
65 66 67 68 69 70 71 72
R2318
3.3K
R2322
6.8K
C2273
R2260
50V10
3.3K
E_OUT_R
E_OUT_L
R2262 3.3K C2275 50V10
R2261 R2263
6.8K
6.8K
-7V
AUDIO_GND
+7V
7 8 9
29
Q2342
B1GDCFGA0018
MUTING CONTROL
R2351
W3076
0 1.8K
HP_Rch
R2352 R2353
R2349 C2354
3.3K 39K 12K 0.033
C2344 W3051 C2356 C2347 C2348
0 R2355
50V1 6800P 100P 47P
W3080
5.6K
0
-7V
IC2340
W3046
4 3 2 1 0
W3047
R2345
4.7K
W3908
5 6 7 8 W3053
W3054
0
0
0
+7V
W2010 R2356
R2346 C2345 C2351 W3052 W3907
R2344 C2346
5.6K
0 0.033 0
4.7K 3.3K 100P 47P
R2354 12K
C2355 R2350
C2342 HP_Lch
50V1 6800P 39K
C2278
0.1
R2270
R2282 R2279
10
68 68
32 31 30 29 28 27 26 25
C2288 C2292
DZ2200
AVCC2 24
16V100 50V100P
B0BC5R000009 AUDIO_GND
AUDIO_GND
23
C2289 16V47
REF 22
KDACINTIN 21
C2281 0.068
KDACINTOUT 20
C2282 0.068
KDACCONT2
19
C2283 0.068
KDACCONT1 18
C2284 0.068
KDACCONT
17
16
KDACINTOUT
C2285 0.047 C2293 820P
15
KADCINTIN
R2274 10K C2295
KILPF2 14
R2275 4.7K R2276
KILPF1 13
C2286 50V2.2
KCISIG 12
R2273 12K C2290 1000P C2296 1000P
KHPF1 11
C2291 2700P
R2278 5.6K
KHPF2 10
C2287 560P R2272 3.9K C2294 4700P
KOLPF1
9
R2271 15K R2277 15K
KOLPF2 8
C2280 50V2.2
KCOUT
7
KSIGIN
6
NC 5
NC 4
[80] NC
NC 3
NC 2
NC 1
73 74 75 76 77 78 79 80
10 11 12
SA-VK960GCP
TO MAIN
SECTION (4/4)
HP_MUTE
FRFIN
-7V
0
AUDIO_GND
+7V
0
FLFIN
HP_L
HP_R
75mA +15V
3300P
10K
AUDIO_GND
1/4 2/4
SA-VK960GCP
3/4 4/4
MAIN CIRCUIT
B9
13 14