![background image](http://html.mh-extra.com/html/sony/gtk-xb7/gtk-xb7_service-manual_420566041.webp)
GTK-XB7
GTK-XB7
41
41
4-26. SCHEMATIC DIAGRAM - LB Board -
LOWER LEFT CORNER RGB D
LOWER RIGHT CORNER RGB C
LOWER CENTER FLASH LED B
A
3
8
6
E
2
9
D
5
B
C
7
1
4
LB BOARD
Flash_LED4_2
PWM4_B_2
PWM4_R_2
PWM4_G_2
Flash_LED4_2
PWM5_B_2
PWM5_R_2
PWM5_G_2
PWM3_B_2
PWM3_G_2
PWM3_R_2
PWM5_R_2
PWM5_B_2
PWM5_G_2
PWM3_B_2
PWM3_G_2
PWM3_R_2
PWM4_B_2
PWM4_G_2
PWM4_R_2
Q31
S8050M-C
Q31
S8050M-C
C415
0.1UF
C415
0.1UF
R842
0
R842
0
C
3
70
100pF/
50V/
N
P0
C
3
70
100pF/
50V/
N
P0
C478
0.1UF
C478
0.1UF
R
523
N
C
/22ohm
R
523
N
C
/22ohm
C
3
79
100pF/
5
0V/
N
P0
C
3
79
100pF/
5
0V/
N
P0
C490
0.1UF
C490
0.1UF
R
538
22ohm
R
538
22ohm
C
3
69
100pF/
5
0V/
N
P0
C
3
69
100pF/
5
0V/
N
P0
R
454
22ohm
R
454
22ohm
R864
0
R864
0
R
527
N
C
/22ohm
R
527
N
C
/22ohm
R843
0
R843
0
R520
4.7K
R520
4.7K
R
539
22ohm
R5
39
22ohm
R
460
100
R
460
100
R865
0
R865
0
R524
4.7K
R524
4.7K
C491
0.1UF
C491
0.1UF
R
462
100
R4
62
100
R915
0
R915
0
R521
4.7K
R521
4.7K
R
459
N
C
/22ohm
R
459
N
C
/22ohm
R525
4.7K
R525
4.7K
FB24
120/2A
FB24
120/2A
R
461
N
C
/22ohm
R
461
N
C
/22ohm
R522
4.7K
R522
4.7K
R
470
22ohm
R
470
22ohm
R866
0
R866
0
R916
0
R916
0
R
472
22ohm
R4
72
22ohm
C416
100pF/
50V/
N
P
0
C416
100pF/
50V/
N
P
0
C474
0.1UF
C474
0.1UF
R
471
22ohm
R4
71
22ohm
R526
4.7K
R526
4.7K
LED5
LED_White_2835
LED5
LED_White_2835
R
469
22ohm
R
469
22ohm
XP50
5PIN/2.0mm
XP50
5PIN/2.0mm
C
2
61
100pF/
50V/
N
P0
C
2
61
100pF/
50V/
N
P0
C489
0.1UF
C489
0.1UF
R837
0
R837
0
C
417
100pF/
5
0V/
N
P
0
C
417
100pF/
5
0V/
N
P
0
R903
0
R903
0
XP37
4PIN/2.0mm
XP37
4PIN/2.0mm
C
3
76
100pF/
50V/
N
P0
C
376
100pF/
50V/
N
P
0
C371
100pF/50V/NP0
C371
100pF/50V/NP0
C380
0.1uF/50V/X7R
C380
0.1uF/50V/X7R
R838
0
R838
0
Q38
PNP_MMBT8550C
Q38
PNP_MMBT8550C
C
3
77
100pF/
50V/
N
P0
C
3
77
100pF/
50V/
N
P0
C
4
18
100pF/
5
0V/
N
P0
C
4
18
100pF/
5
0V/
N
P0
C486
0.1UF
C486
0.1UF
C492
0.1UF
C492
0.1UF
Q42
PNP_MMBT8550C
Q42
PNP_MMBT8550C
C477
0.1UF
C477
0.1UF
R839
0
R839
0
R4
64
N
C
/22ohm
R4
64
N
C
/22ohm
C262
100pF/
50V/
N
P
0
C262
100pF/
50V/
N
P
0
Q39
PNP_MMBT8550C
Q39
PNP_MMBT8550C
R904
0
R904
0
FB32
120/2A
FB32
120/2A
XP56
10PIN/1.25mm
XP56
10PIN/1.25mm
Q43
PNP_MMBT8550C
Q43
PNP_MMBT8550C
R905
0
R905
0
C487
0.1UF
C487
0.1UF
R840
0
R840
0
Q40
PNP_MMBT8550C
Q40
PNP_MMBT8550C
C414
10uF
C414
10uF
R510
470
R510
470
C
2
76
100pF/
50V/
N
P0
C
2
76
100pF/
50V/
N
P0
LED7
LED7
Q41
PNP_MMBT8550C
Q41
PNP_MMBT8550C
LED8
LED8
C
3
68
100pF/
50V/
N
P0
C
3
68
100pF/
50V/
N
P0
C
3
78
100pF/
50V/
N
P0
C
3
78
100pF/
50V/
N
P0
C488
0.1UF
C488
0.1UF
FB31
120/2A
FB31
120/2A
R841
0
R841
0
To LEDA
To LED A
To RGB F
LED_POWER2
LED_POWER2
5V_D3_1
5V_D3_1
LED_POWER5
LED_POWER5
LED_POWER6
LED_POWER6
5V_D3_1
5V_D3_1
5V_D3_1
5V_D3_1
1
2
3
4
5
1
2
3
4
1
2
3
4
5
6
7
8
9
10
11
12
6
1
5
4
2
3
0
6
1
5
4
2
3
0
R
G
B
R
G
B
R
G
B
R
G
B
1
2
3
4
5
1
2
3
4
1
2
3
4
5
6
7
8
9
10
GND
GND
4-27. SCHEMATIC DIAGRAM - RGBF Board -
A
3
E
2
D
B
C
1
RGBF BOARD
PWM5_R_3
PWM5_B_3
PWM5_G_3
PWM5_G_3
PWM5_B_3
PWM5_R_3
To RGB D
GREEN
BLUE
RED
LED_POWER2
5V_D3_3
5V_D3_3
LED_POWER2
4
1
3
2
1
2
3
4
5
R507
200
R507
200
Q27
PNP_3CG3906M
Q27
PNP_3CG3906M
R867
0
R867
0
C33
0.1uF
C33
0.1uF
R534
NC/2
00
R534
NC/2
00
R868
0
R868
0
R869
0
R869
0
R533
NC/1
50
R533
NC/1
50
R508
150
R508
150
C32
0.1uF
C32
0.1uF
LED3
LED3
FB24
120/2A
FB24
120/2A
R50
4.7K
R50
4.7K
C31
0.1uF
C31
0.1uF
R51
4.7K
R51
4.7K
C18
0.1uF
C18
0.1uF
R504
100
R504
100
C27
0.1uF
C27
0.1uF
R52
4.7K
R52
4.7K
C19
47pF/
5
0V/
NP0
C19
47pF/
5
0V/
NP0
R535
N
C
/100
R535
N
C
/100
Q21
PNP_3CG3906M
Q21
PNP_3CG3906M
C415
10uF
C415
10uF
C20
47pF/
5
0V/
NP0
C20
47pF/
5
0V/
NP0
Q20
PNP_3CG3906M
Q20
PNP_3CG3906M
C23
47pF/
5
0V/
NP0
C23
47pF/
5
0V/
NP0
XS12
5PIN/2.0mm/40mm
XS12
5PIN/2.0mm/40mm
1
2
3
4
5