128
P1
P1
TO FAN
SA-VK680EE MAIN CIRCUIT
2/6
3/6
5/6
1/6
4/6
6/6
TO MAIN
SECTION (5/6)
TO MAIN
SECTION (3/6)
B
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 10
: AUDIO OUTPUT SIGNAL LINE
: AUX/MIC/MUSIC PORT AUDIO INPUT SIGNAL LINE
: AM/FM SIGNAL LINE
: VIDEO OUTPUT SIGNAL LINE
: CD/DVD/TAPE AUDIO INPUT SIGNAL LINE
: CD/DVD VIDEO INPUT SIGNAL LINE
: +B SIGNAL LINE
: -B SIGNAL LINE
K
TO
DECK CIRCUIT
(CN1303)
IN SCHEMATIC
DIAGRAM - 13
L
TO
DECK MECHANISM CIRCUIT
(CN1304)
IN SCHEMATIC
DIAGRAM - 18
29
30
31
32
33
34
35
36
37
38
39
40
41
42
I
J
L
M
N
P
O
K
C2948 6.3V220
0
R2940
R2954
10K
C2941 10V33
R2952 100K
D2944
B0BC5R6A0266
R2945 2.2K
C2944 100P
D2947
B0EAKM000117
R2939
C2021 16V10
R2956
10K
10V33
C2945
R2949
47K
5.6K
R2955
R2944 4.7K
100
R2948
R2946
56K
D2943
MA2J1110GL
FAN
M_GND
CD_7.5V
0
C2947 6.3V100
3
1
2
D2946
B0ADCJ000020
R2947
27
R2950
27
DC_DET
1
2
CN2810
-VE
+VE
M+9V
C2949
50V3.3
R6927
4.7K
R6941
12K
C6919
1500P
ECHO CONTROL
ECHO CONTROL
R6925
R6924
15K
C6920
4700P
R6926
C6931
10V33
10V33
C6940
R6942
10K
C6923
560P
R6930
10K
C6927
1500P
R6943
15K
1
C6928
C6933
1
C6921
C6932
0.01
+9V
C6922
0.01
D6930
B0BC5R1A0266
R6922
39
R6921
39
0.1
C6944
0.022
C6937
R6940
10K
MIC_OUT
MUTING
ECHO_MUTE
P_GND
B1GBCFJJ0051
Q6907
C6926
0.22
R6923
15K
C6925
0.22
7
5
6
1
2
4
3
10
12
14
15
16
13
11
8
9
IC6931
ECHO PROCESSOR
C1AB00002773
MIC_IN
ECHO_ 1
Q6906
B1GBCFJJ0051
ECHO_2
R6917
4.7K
R6918
4.7K
C6918
0.068
C6934
10V33
C6924
0.068
R6920
4.7K
B1GBCFJJ0051
Q6908
R6919
1K
C6935
10V33
CC1
CC0
NC
CLK
D_GND
VCC
REF
A_GND
LPF2_IN
OP2_OUT
OP1_IN
OP2_IN
OP1_OUT
LPF2_OUT
LPF1_IN
LPF1_OUT
R1318
10K
R2976
0
C2019
0.01
R1376
4.7K
Q2012
B1GBCFJJ0051
R1320
100K
22K
R1371
7
9
10
8
4
5
1
3
2
6
12
12
1
11
CN2751
C2020
0.01
27K
R1344
INVERTER
INVERTER
INVERTER
INVERTER
PL DRIVE
R1343
3.3K
Q1315
B1ACCF000094
10V33
C1326
Q2011
B1GBCFJJ0051
12K
R2753
R1319
12K
R2755
10K
R2756
10K
12K
R2751
22K
R2754
22K
R2752
R1322
82K
Q1307
B1ABCF000176
B1ABCF000176
Q1306
R1321
47
6
8
9
7
2
1
1
4
5
3
10
10
CN2752
REC
REC_LIN
REC_RIN
PBR
PBL
DECK_AD3
DVREF
DECK_AD1
MOTOR_L
PL_L
P_GND
PHOTO
PL
REC
TPS
9V_GND
MOTOR
AF_GND
DGND
NC
REC RIN
REC LIN
PB ROUT
PB LOUT
9V (A9V)
+9V
VREF+
PHOTO
PL GND
VREF-
MOTOR_9V
MODE AN6
HALF AN7
RECINH_R(FORWARD)
RECINH_R(REVERSE)
MOTOR GND
Q2942
B1ACCF000094
FAN DRIVE
Q2943
B1ABCF000176
FAN DRIVE CONTROL
Q2949
B1ABCF000176
DC DETECT
Q2948
B1ABCF000176
DC DETECT
0.1
15K
15K
Summary of Contents for SA-VK680EE
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Page 50: ...50 9 2 Main Components and P C B Location ...
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