Read Panasonic SA-PT22EE / SC-PT22EE Service Manual Simplified online
28
7.3.
FL, Volume Button & Power Button Circuit
B
B
TO
MAIN/D-AMP
CIRCUIT
(CN203)
IN SCHEMATIC
DIAGRAM - 9
MAIN/D-AMP
CIRCUIT
(CN203)
IN SCHEMATIC
DIAGRAM - 9
1
17
C
FL CIRCUIT
D
VOLUME BUTTON CIRCUIT
E
POWER BUTTON CIRCUIT
SCHEMATIC DIAGRAM - 11
SA-PT22EE FL / VOLUME BUTTON / POWER BUTTON CIRCUIT
: +B SIGNAL LINE
: -B SIGNAL LINE
A
TO
DVD MODULE
CIRCUIT (FP9001)
IN SCHEMATIC
DIAGRAM - 1
DVD MODULE
CIRCUIT (FP9001)
IN SCHEMATIC
DIAGRAM - 1
5
1
: USB SIGNAL LINE
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
D
E
F
H
G
C
D-
D+
C915
50V22
P13
P15
P14
P6
P5
P7
P2
P1
P4
P3
P10
P12
P11
P8
P9
C913
50V22
22K
R923
P8
P7
C904
100P
P9
C907
100P
C906
100P
G5
G3
G4
P6
G8
G7
G5
G4
G8
G6
G7
G1
P1
G2
G3
P4
P5
P2
P3
G9
C912
0.01
G9
G6
82K
R905
21
5
6
3
1
2
4
19
9
7
8
16 17
11
10
12
15
14
13
18
20
35
37
42
44 43
39 38
41 40
36
33
22
31
29
27
24
23
26
25
28
30
32
34
IC901
C0HBB0000061
G2
P16
G1
31
2
8
26
21
23
22
19
20
25
24
28
29
27
12
13
10
14
16
15
7
32
FL901
A2BB00000175
68
R902
68
R904
R903
68
50V22
C901
P14
P13
P16
P15
P11
P10
P12
6.3V220
C905
0.01
C909
C903
0.01
-VP
R922
R913
1.5K
R912
2.2K
S904
S906
S905
1
3
2
H904
R906
0
R915
0
1.5K
R907
S907
R914
1.2K
R908
1.2K
S901
S902
1
3
2
H901*
1
3
2
H902
1
3
2
H903
R924
10
B0BC2R4A0263
D901
C931
10V10
1
B3RAB0000081
Z901
SW+3.3V
SW+3.3V
RMT
6
5
8
9
11
12
10
14
15
13
7
2
1
4
3
17
16
CN901
DGND
DGND
KEY1
KEY2
DGND
MPORT
F-
REMOTE SENSOR
F-
P3
P1
P11
P12
P10
G2
G3
G1
F+
F+
G6
G7
G4
G5
NP
G8
G9
NC
P15
P16
P13
P14
P9
P5
P6
P4
P8
P7
NP
P2
[23] P9
STB
[11] K2
DIN
DOUT
CLK
P6
P7
P4
P5
P12
P17
P16
K1
GND
VCC
P18
P13
P15
P14
P10
P11
P8
P1
P2
G1
G3
P3
-VP
NC
GND
G9
G8
G10
VCC
JOG_LED
[1] SURR LED
G5
G4
[34] G2
G7
G6
NC
OSC
RMT
RMT
VREF
VREF
VREF
DGND
-VP
AGND
HP/MPORT-LCH
KEY2
DGND
FL+
FL+
FL+
FL-
FL-
FL-
DGND
KEY1
MPORT_SW
DGND
AGND
FL_IC_STB
FL_IC_STB
FL_IC_STB
KEY2
SW+3.3V
SW+3.3V
FL_IC_CLK
FL_IC_DAT
FL_IC_DAT
FL_IC_DAT
HP/MPORT-RCH
KEY1
FL_GND
PLAY
STOP
TUNE UP
POWER
TUNE DOWN
OPEN/CLOSE
1
4
5
6
9
11
17
18
2
3
47
FL DISPLAY DRIVER
FL DISPLAY
2
5
G
1
4
6
G
3
D+
D-
DGND
VBUS
CN950
USB PORT
LB951
0
LB950
0
VA950
EZJZ1V171AA
EZJZ1V171AA
VA951
R950
0
0
R951
R952
0
CHASSIS
USB CHASSIS
CN951*
2
3
1
5
4
D+
D-
VBUS
DGND
DGND
D-
D+
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