Panasonic SA-HT340GC Service Manual page 71

SA-HT340GC / SA-HT340GCS / SA-HT340GS
SCHEMATIC DIAGRAM-10
B
MAIN CIRCUIT
:+B SIGNAL LINE
W2581 0
SW+5V
FLD_STB
FLD_OUT
FLD_CLK
FL1
-VP
FL2
W2584 0
KEY1
W2591 0
RMT
STBLED
VREF
SW+
C+
FR+
FL+
SR+
SL+
SW-
C-
FR-
FL-
SR-
SL-
JOG_A
JOG_B
KEY2
FANDCOUT(+)
FANLOCK
W2546 W2548
W2508
0 0 0
C2832 W2570
W2515
W2519
220P 0
0 0
W2513
W2528 W2597
0 0 0
(GC/GS) ASP_MICIN
+7V
W2547
0
C2900
16V470P
-7V
MIC_SW
66 67 68
C
FL CIRCUIT
:-B SIGNAL LINE : MAIN SIGNAL LINE
CN2007 CN6001
SW+5V SW+5V SW+5V
13 13
FLD_STB FLD_STB FLD_STB1
12 12
FLD_OUT FLD_OUT FLD_OUT2
11 11
FLD_CLK FLD_CLK FLD_CLK1
10 10
W6501 0
FLGND FLGND
9 9
FL1 FL1 FL1
8 8
-VP -VP -VP
7 7
FL2 FL2 FL2
6 6
KEY1 KEY1
5 5
RMT RMT RMT
4 4
DGND DGND
3 3
STBLED STBLED
2 2
VREF VREF VREF
1 1
JK5000
SW+_OUT
1
C+_OUT
2
FR+_OUT
3
FL+_OUT
4
SR+_OUT
5
SL+_OUT
6
TO SPEAKERS
SW-_OUT
7
C-_OUT
8 D
FR-_OUT
VOLUME CIRCUIT
9
FL-_OUT
10
SR-_OUT
11
SL-_OUT
12
CN2005
H6004
JOG_A
JOG_A
1
1
JOG_B JOG_B
2 2
KEY2
KEY2
3 3
DGND
DGND
4
4
R6801
1K
CN5704
FANDCOUT(+)
1
GND
TO FAN
2
FANLOCK
3
CN2006 H6903
ASP_MICIN ASP_MICIN
1 1
+7V +7V
2 2
MIC_AGND MIC_AGND
3 3
4 4
-7V -7V
5 5
6 6
MIC_SW MIC_SW
7 7
69 70
1 2 3 4 5 6 7 8 9 10 11
R6939
0
FL1
R6940
0
FL2
L6903
J0JBC0000041
-VP
FLD_OUT1 R6919 68
FLD_CLK1 R6916 68
FLD_STB1 R6917 1K
Z6900
B3RAB0000025
RMT
1 2 3
W6512
0
C6918
R6934 W6513
47 0 10V47
VREF
VR6800
VOLUME JOG
1 2 3
A B
R6802 R6803
1K 1.2K
R6804 R6805
1.8K 2.2K
71 72 73
71
FL6901
A2BD00000160
12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
44 43 42 41 40 39 38 37 36 35 34
1 G1
R6914
82K 2 P1
3
P2
C6906
4 -VP
100P
IC6901
5 OSC P3
C0HBB0000057
6 P4
7 DIN P5
8 CLK P6
9 STB P7
10 P8
11 P9
12 13 14 15 16 17 18 19 20 21 22
W6504 0
E
MIC CIRCUIT
R6706 W6514 W6517
0 0 0
R6705
R6702
47K 1K
C6702 C6703 C6701 R6701
0
330P 47P 1
8 7 6 5
V+
-
+
IC2204
+
- C0ABBB000230
OP-AMP
V-
1 2 3 4
C6709
R6709 C6710 C6707 C6708
0 0 47P 47P 0.1
R6708 R6707 C6711
10K
18K 1
SA-HT340GC/GCS/GS MAIN/FL/VOLUME/MIC CIRCUIT
74 75 76
H
44 45
G
W6502 0
G1
33
P1
32
P2
31
30
F
P3
29
P4
28
P5
27
P6
26
P7
25
P8
24
P9
23
E
D
VR6801
MIC VOLUME
W6515
0
1 2 3
A B
C
L6082
J0JBC0000030
B
L6083
J0JBC0000019 JK6802
5
4
3
2
1
C6093
6
0.047
W6516
7
A
0
L6081
ERJ3GEY0R00V
77 78