5-2. Front Display & Power Switch Circuit Diagram
Fig. 5-5-2
PWR_DECT
KEY2
CTRL
GR5#
HOST_RESET
GR2#
GR5
GR4
DATA
GR4#
KS3
GR3
GR6#
POWER LED1+
KS4
GR2
GR3#
GR2#
GR6
GR5#
CLK
GR1
STB
KEY1
GR6#
GR1#
POWER LED1+
GR4#
IR
GR3#
GR1#
GR2
GR5
0
Y
E
K
T
E
S
E
R_
T
S
O
H
GR3
2
Y
E
K
KEY2
KS2
PLLC
GR1
KS3
1
Y
E
K
/RESET
GR6
DATA
STB
L
R
T
C
KS1
KEY0
PWR_DECT
KS1
KS2
CLK
IR
GR4
KS4
SW106
REC
C111
47uF/16V
R114
330
R128
10K
1
2
R132
10K
LED5
480P
R106
100R
R103
100R
SW105
PLAY
R144
100R
19
OI
P
G
04
29
OI
P
G
14
39
OI
P
G
24
49
OI
P
G
34
59
OI
P
G
44
69
OI
P
G
54
79
OI
P
G
64
0
C
OI
P
G
74
1
C
OI
P
G
84
2
C
OI
P
G
94
3
C
OI
P
G
05
BT
S/
4
C
OI
P
G
15
KL
C/
5
C
OI
P
G
25
GPIOC6/DOUT
1
GPIOC7/DIN
2
PLLC
3
OSCI
4
OSCO
5
VSS
6
VDD
7
VDD
8
GR1
9
GR2
10
GP3
11
GR4
12
GR5
13
6
R
G
41
7
R
G
51
8
R
G
61
02
GS
71
91
GS
81
81
GS/
11
R
G
91
71
GS/
21
R
G
02
61
GS/
31
R
G
12
51
GS/
41
R
G
22
41
GS/
51
R
G
32
31
GS/
61
R
G
42
21
S
K/
21
GS/
71
R
G
52
11
S
K/
11
GS/
81
R
G
62
GR19/SG10/KS10
27
SG9/KS9
28
SG8/KS8
29
SG7/KS7
30
SG6/KS6
31
SG5/KS5
32
SG4/KS4
33
SG3/KS3
34
SG2/KS2
35
SG1/KS1
36
VEE
37
/RESET
38
GPIO90
39
IC101
EPV6200
1
2
3
4
5
6
7
8
9
CN101
R105
100R
R134
4.7k
1
2
3
4
CN102
1
2
3
Q104
2N3904
09
1
R
R3
3
R130
10K
R118
330
1
2
3
Q101
2N3904
SW108
TRAY
R113
330
SW103
CH-
69
1
R
R3
3
C109
0.01uF
R198
33R
1
2
3
Q103
2N3904
RI
1
C
C
V
2
D
N
G
3
IR101
IR SENSOR
R115
330
C103
27pF
1
2
R131
10K
1
2
3
Q107
2N3904
19
1
R
R3
3
C104
27pF
29
1
R
R3
3
1
2
3
Q108
2N3904
C101
0.1uF
39
1
R
R3
3
49
1
R
R3
3
59
1
R
R3
3
R137 33R
R125
470K
R110
4.7K
C130
47uF/16V
LED2
REC
R129
10R
LED3
1080I
LED4
720P
R126
10K
R109
100R
SW102
CH+
C110
220pF
L103 FB-DIP-80
C105
102
1
2
3
Q105
2N3904
R107
100R
PE
1
PC
2
NC
3
PG
4
PD.
5
PDHMS
6
5G
7
6G
8
PA
9
PF
10
4G
11
PB
12
3G
13
PD
14
2G
15
1G
16
U102
SW101
OPEN/CLOSE
C108
220uF/16V
SW104
STOP
1
2
3
Q106
2N3904
1
2
D103
1N5819
C12
1uF
R136 33R
R117
330
R135 33R
C102
0.01uF
R116
330
1
2
R133
10K
R197
33R
C106
0.1uF
R101
100R
2
1
Y1
32.768KHZ
1
2
3
Q102
2N3904
R127
2.2K
VDD
VDD
5SB_IN
VDD
5SB
5S
5SB
5SB
GND
TO FRONT AV BOARD
STB 5V
FROM POWER
BATTERY
LED+
KS4
KEY2
HOST_ESET
IR
DATA
CLK
STB
0805 100 ohm
1
2
3
4
5
6
7
8
9
CN103
7
7
8
8
9
9
12
12
10
10
11
11
2
2
3
3
4
4
1
1
5
5
JC102
LED1
POWER
1
2
L108
1
2
L109
1
2
3
4
5
6
CN105
42
1
C
Fp
02
2
1
2
L101
1
2
L102
1
2
D102 1N5819
4 3 2 1
CN107
1
1
2
2
3
3
4
4
5
5
6
6
JC101
4 3 2 1
CN108
95
1
R
K0
01
35
1
R
K0
01
65
1
R
K0
01
9
8
7
6
5
4
3
2
1
CN104
74
1
R
K0
01
SW107
STBAY
17
1
R
K0
01
12
1
C
Fp
02
2
02
1
C
Fp
02
2
22
1
C
Fp
02
2
6
5
4
3
2
1
CN106
32
1
C
Fp
02
2
DV INPUT
TO DIGITAL
TO FRONT DISPLAY
TO DIGITAL
TO DIGITAL DV IN
FRONT POWER SW
AL_F
AR_F
CVBS_F
C_F
Y_F
HOST_RESET
KEY2
KS3
LED+
DATA
CLK
STB
STB
CLK
DATA
HOST_RESET
IR
GND
GND
IR
L108
CN
CN
CN
CN
CN
CN
CN
CN
CN
CN
L109
POWER SWITCH
AV & DV INPUT UNIT
FRONT
DISPLAY UNIT