Panasonic SA-VK81DGCS Service Manual page 91

SCHEMATIC DIAGRAM - 12
MAIN CIRCUIT
SURR_C
28
TU_SD
27
SFC
26
TU_ST/DO
25
24
TU_SCL
23
PARTY
22
TU_SDA
21
UP/DOWN_F
20
-9V
DVD_PCNT
19
BOTTOM_SW
18
WIDE_1
17
TO
CHANGE_SW
16
PANEL
DC_DET
15
CIRCUIT
UP/DOWN_R
(CP6802) ON
14
DVD_MUTE
SCHEMATIC
13
POSITION
DIAGRAM - 21
12
DVD_STA
11
SURR_C
OPEN_SW
10
DVD_CMD
9
OP/CL_FWD
SPEA
8
DVD_CLK
LINE_LIN
7
OP/CL_REV
6
LINE_RIN
5
ST_SW
4
SW5V VREF+
3
PBL
PLAY_SW
2
PBR
MOT10V
1
AUX_L
AUX_R
CN2815
TUN_L
TUN_R
MIX_L
MIX_R
CENTER
SUBW
FR
FL
: +B SIGNAL LINE
: -B SIGNAL LINE
Q2840 Q2839
B1GCCFGA0005 B1GFGCAA0001
SWITCH SWITCH
Q2839
R2903
56K
R2977
1.8K
R2910
22K
Q2840
R2154 330K
C2961 1000P
R2253 330K R2990 10K
R2148 8.2K C2136 50V1 R2170
C2233 50V1 R2267
R2247 8.2K
C2137 50V1 R2149
C2234 50V1 R2248
C2138 50V1 R2150
C2235 50V1 R2249
C2139 50V1 R2151
C2236 50V1 R2250
R2268 R2171
15K 0
R2601 C2601 R2502 C2501
33K 470P 15K 100P
R2402 C2401 R2304 C2304
15K 220P 15K 220P
R2117 C2112 R2215 C2210
12K 220P 12K 220P
R2335 R2338 R2169
0 0 0
R2336
0
: MAIN SIGNAL LINE
: AUX SIGNAL LINE : PLAYBACK SIGNAL LINE
: AM/FM SIGNAL LINE : RECORD SIGNAL LINE
D2808, 2809,
D2815 - 2818
B0ACCK000005
R2965 R2911
100K 22K
C2247
50V10
R2909
56K
60 59 58 57 56 55 54 53 52
0
61
INA1
0
62 INA2
0
63 INB1
0
64 INB2
0
65 INC1
0
INC2
66
0
67 IND1
0
IND2
68
69
INE1
70 INE2
IC2815
71
AGND
C1BB00000845
72 EXIN1
EXIN2
73
74 AGND
75 INFLA
INFRA
76
77 INCA
INLSA
78
INRSA
79
80 INSUBA
1 2 3 4 5 6 7 8 9
R2503
33K
91
SA-VK81DGCS / SA-VK81DGCP
R2146
8.2K
C2133
50V3.3
C2962 C2963
16V47 16V47
C2947
1000P
C2948
1000P
47
51 50 49 48 46 45 44 43 42 41
FIN4 40
OUTFL 39
FOUT3
38
FIN3 37
OUTFR
36
MK IN 35
AGCR 34
AGCC
33
GAOUT
32
FIN2
31
FOUT2 30
FIN1
29
ASP IC
FOUT1
28
OUTC 27
OUTCN 26
OUTLS 25
OUTLSN 24
OUTRS 23
OUTRSN 22
OUTSUB
21
10 11 12 13 14 15 16 18 19 20
17
R2608
33K
C2610
1000P
R2401 33K
C2408 470P
R2303 33K
C2315 470P
R2501 10K
C2513 100P
R2232 12K
C2231 470P
R2100 12K
C2134 470P
R2266 6.8K
R2168 6.8K
R2245
8.2K
R2269
82
R2132
1.8K
C2150
100P
R2133
82K
C2122
0.1
C2248
100P
R2265
R2960
82K
15K
C2915
0.22
C2914
0.22
R2514 33K
C2516 33P
R2411
10K