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GTK-XB7
GTK-XB7
37
37
4-19. SCHEMATIC DIAGRAM - CONTROL Board -
A
3
8
6
E
2
9
D
5
B
C
7
1
4
CONTROL BOARD
R452
470
R452
470
R812
0
R812
0
C7
0.
1uF
C7
0.
1uF
Q11
NPN_3DG3904M
Q11
NPN_3DG3904M
C8
0.
1uF
C8
0.
1uF
LED7
LED_RED
LED7
LED_RED
R35
10K
R35
10K
R813
0
R813
0
R26
4.7K
R26
4.7K
R31
4.7K
R31
4.7K
C306
0.1uF
C306
0.1uF
SW1
SW1
R815
0
R815
0
R1
0
R1
0
C6
0.
1uF
C6
0.
1uF
R814
0
R814
0
ESD5
NC/
E
G
A
10603V05A1-
B
ESD5
NC/
E
G
A
10603V05A1-
B
C307
0.1uF
C307
0.1uF
R816
0
R816
0
SW4
SW4
C308
47pF/
5
0V/
N
P0
C
308
47pF/
50V/
N
P
0
R27
10K
R27
10K
R21
4.7K
R21
4.7K
C22
47pF/
50V/
N
P0
C22
47pF/
50V/
N
P0
R20
4.7K
R20
4.7K
C309
47pF/
5
0V/
N
P0
C
309
47pF/
50V/
N
P
0
R2
0
R2
0
C4
0.
1uF
C4
0.
1uF
R32
10K
R32
10K
C314
47pF/
5
0V/
N
P0
C
314
47pF/
50V/
N
P
0
LED6
LED_WHITE
LED6
LED_WHITE
R24
4.7K
R24
4.7K
R33
10K
R33
10K
C310
47pF/
5
0V/
N
P0
C
310
47pF/
50V/
N
P
0
Q13
N
P
N
_3D
G
3904M
Q13
N
P
N
_3D
G
3904M
SW5
SW5
LED5
LED_WHITE
LED5
LED_WHITE
C315
47pF/
5
0V/
N
P0
C
315
47pF/
50V/
N
P
0
FB40
500/800mA
FB40
500/800mA
R3
0
R3
0
C5
0.
1uF
C5
0.
1uF
LED4
LED_BULE
LED4
LED_BULE
C312
47pF/
5
0V/
N
P0
C
312
47pF/
50V/
N
P
0
ESD6
NC/
E
G
A
10603V05A1-
B
ESD6
NC/
E
G
A
10603V05A1-
B
R457
220
R457
220
C21
47pF/
50V/
N
P0
C21
47pF/
50V/
N
P0
R456
220
R456
220
R453
1K
R453
1K
C311
47pF/
5
0V/
N
P0
C311
47pF/
5
0V/
N
P0
C3
0.
1uF
C3
0.
1uF
Q12
NPN_3DG3904M
Q12
NPN_3DG3904M
R809
0
R809
0
R36
10K
R36
10K
C313
47pF/
5
0V/
N
P0
C
313
47pF/
50V/
N
P
0
XP16
16PIN/1.0mm
XP16
16PIN/1.0mm
SW2
SW2
R810
0
R810
0
R455
220
R455
220
R34
10K
R34
10K
R37
100
R37
100
R454
1K
R454
1K
R30
10K
R30
10K
R38
100
R38
100
Q14
N
P
N
_3D
G
3904M
Q14
N
P
N
_3D
G
3904M
LED1
LED_3P_2PARTA
LED1
LED_3P_2PARTA
R19
4.7K
R19
4.7K
R811
0
R811
0
Q10
NPN_3DG3904M
Q10
NPN_3DG3904M
Q9
NPN_3DG3904M
Q9
NPN_3DG3904M
R28
4.7K
R28
4.7K
SW3
SW3
R23
4.7K
R23
4.7K
Blue_LED1
Blue_LED2
Blue_LED3
Blue_LED4
PW_LED1
PW_LED2
POWER_KEY
ADC_KEY
Blue_LED1
Blue_LED2
Blue_LED3
Blue_LED4
PW_LED1
PW_LED2
POWER_KEY
ADC_KEY
To Main Board
BT
USB
AUX
MEGA BASS
POWER
PIN-1 GREEN
PIN-3 RED
LED
KEY
0V
1.0V
0V
1.0V
1.65V
STB_5V
STB_5V
STB_5V
STB_5V
STB_5V
STB_5V
STB_5V
STB_5V
VOL-
VOL-
Function
Function
Power
Power
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
VOL+
VOL+
1
2
3
Mega Bass
Mega Bass
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16