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3.11. Panel & Power Button Circuit (For SA-XH10GC/GW-K)
With reference to original service manual (section 17.4) on page 104.
1
2
3
SCHEMATIC DIAGRAM - 14
A
C
PANEL CIRCUIT
B
H902
DGND
1
KEY1
2
VREF_LED
3
C
CN901
17
-VP
1
FL-
2
FL+
3
KEY2
4
KEY1
5
LED_CTRL
6
B B
TO
FL_IC_STB
7
MAIN CIRCUIT
FL_IC_CLK
8
(CN203)
FL_IC_DAT
9
IN SCHEMATIC
RMT
10
D
DIAGRAM - 11
VREF
11
3.3V
12
DGND
13
AGND
14
MPORT_LCH
15
AGND
16
MPORT_RCH
17
1
E
F
D
POWER BUTTON CIRCUIT
G
H901
S902
POWER
DGND
1
KEY1
2
VREF_LED
3
H
NOTE: " * " REF IS FOR INDICATION ONLY
1
2
3
4
5
6
: +B SIGNAL LINE
: -B SIGNAL LINE
: USB SIGNAL LINE
S905
VOL-
S906
R913
VOL+
3.3K
R916
R915
S901
2.2K
OPEN/CLOSE
R908
R912
1.2K
2.7K
Q901
B1ADCE000012
R900
C902
47K
0.1
POWER SUPPLY
R906
4.7K
R902
1K
Q900
B1GBCFJJ0051
LED CONTROL
: +B SIGNAL LINE
4
5
6
7
8
9
Z901
B3RAB0000081
REMOTE SENSOR
1
2 3
R914
4.7K
RMT
VREF
R922
6.8K
C931
1
2
4
5
6
7
8
9
10
11
12
13
47
10
FL+
K955
0
FL-
R924
C912
10
D901
C913
C915
B0BC2R4A0263
50V22
50V22
FL-
FL+
R905
82K
R923
22K
FL_IC_STB
FL_IC_DAT
R901
68
R903
68
FL_IC_STB
FL_IC_DAT
R904
68
RMT
VREF
C904
C906
3.3V
100P
100P
C901
C903
6.3V220
50V22
0.1
3.3V
CN951*
LB951
0
A
VBUS
1
TO
BACKEND
D-
2
D+
3
CIRCUIT (FP9001)
DGND
4
IN SCHEMATIC
DGND
5
DIAGRAM - 1
D-
D+
C900
$
LB950
0
7
8
9
29
10
11
12
FL901
A2BB00000175
FL DISPLAY
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
31
32
0.01
44 43
42
41 40
39 38
37
36
35
34
G1
1
G1
33
P1
2
NC
P1
32
P2
3
NC
[1] USB RIP LED
[34] G2
P2
31
4
NC
-VP
30
P3
5
OSC
P3
29
IC901
P4
6
DOUT
P4
28
C0HBB0000057
P5
7
DIN
P5
27
FL DISPLAY DRIVER
P6
8
CLK
P6
26
P7
9
STB
[11] K2
[23] P9
P7
25
P8
10
K1
P8
24
P9
11
23
C907
100P
12
13
14
15
16 17
18
19
20
21
22
C905
C909
0.1
CN950
5
G
1
VBUS
2
D-
3 D+
R950
0
DGND
D-
4
G
6
D+
R951
0
R952
0
DELETE
CHASSIS
(VA950,VA951)
SA-XH10GC/GW PANEL / POWER BUTTON CIRCUIT
10
11
12
13
14
A
B
C
K960
0
D
E
USB PORT
F
G
H
13
14
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