Panel / Button Circuit - Panasonic SC-HC30EF Service Manual

Compact stereo system
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17.7. PANEL / BUTTON CIRCUIT

1
2
3
SCHEMATIC DIAGRAM - 7
A
PANEL CIRCUIT
B
1
2
5
6
7
8
9
10
11
12
13
14
15
16
FL-
C6801
35V22
C
D
E
F
G
H
1
2
3
4
5
6
: +B SIGNAL LINE
: -B SIGNAL LINE
FL6801
A2BB00000172
FL DISPLAY
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
38
C6826
35V22
33
32
31
30
29
28
27
26 25
24 23
34
22
GRID09
SEG08
35
GRID08
SEG09
21
C6827
[32] GRID11
[23] SEG07
36
20
GRID07
SEG10
[33] GRID10
[24] SEG06
0.1
37
GRID06
SEG11
19
38
IC6801
18
GRID05
SEG12
C0HBB0000061
39
GRID04
SEG13
17
FL DISPLAY DRIVER
40
16
GRID03
SEG14
41
GRID02
SEG15
15
42
[1] NC
[11] NC
SEG16
14
GRID01
43
VDD
VDD
13
C6824
0.47
44
VSS
12
VSS
L6802
G0C3R3JA0055
1 2
3
4
5 6
7 8
9
10
11
C6825
10V22
R6806
1K
R6804
100K
R6807
1K
R6808
1K
R6805
C6820
10K
0.47
4
5
6
7
8
9
39
FL+
L6806
G0C101JA0055
C6829
35V22
C6828
35V22
CN6801
1
25
MIC OUT
24
MIC MUTE
23
D9V
22
M5.5V
21
BT_CONNECT
20
FL+
19
FL-
18
-VP
17
VP_GND
16
FL_CE
TO
15
FL_CL
VERTICAL
14
FL_DI
MAIN CIRCUIT
13
D3.3V
(CN900)
12
VREF-
IN SCHEMATIC
11
REM_IN
DIAGRAM - 5
10
STDBY3.3V
9
NC
8
POSITION (R)
7
POSITION (C)
6
POSITION (L)
5
INTERLOCK_SW
4
M+
3
M-
2
IPOD_OPEN
1
9VGND
25
CN6803
10
1
M5.5V
2
BT_CONNECT
3
REM_IN
TO
IR CIRCUIT
4
STDBY3.3V
5
VREF-
(CN300)
IN SCHEMATIC
6
IPOD DOCK OPEN
7
MIC OUT
DIAGRAM - 8
8
MIC MUTE
9
D9V
10
9VGND
1
P6803
1
POSITION(C)
TO
2
VREF-
INTERLOCK SWITCH
3
INTERLOCK_SW
CIRCUIT (JW6804*)
4
MOTOR-
IN SCHEMATIC
5
MOTOR+
DIAGRAM - 9
6
POSITION(L)
7
POSITION(R)
7
8
9
93
10
11
12
BUTTON CIRCUIT
: +B SIGNAL LINE
R921
R922
R923
1.2K
1.5K
2.2K
S901
S903
S904
POWER
FM
AM
CN6802
R911
R912
1
KEY1
7
1.2K
1.5K
TO
KEY2
6
VERTICAL
VREFGND
5
R910
330
MAIN CIRCUIT
PWR_LED
4
S913
S911
S912
(CN902)
IPOD
D3.3V
3
REW
FWD
PLAY/PAUSE
IN SCHEMATIC
7.5V
2
DIAGRAM - 5
DIMMER
1
7
SC-HC30EF/EG PANEL / BUTTON
10
11
12
13
14
A
R924
R925
R926
R927
3.3K
4.7K
6.8K
12K
S908
S905
STOP
AUX
B
R913
R914
R915
2.2K
3.3K
4.7K
S914
S915
S916
VOL-
VOL+
D.BASS
C
D
E
F
G
CIRCUIT
H
13
14

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