Schematic Diagram - Main Board (4/8) - Sony GTK-XB7 Service Manual

4-7.

SCHEMATIC DIAGRAM - MAIN Board (4/8) -

1 2
MAIN BOARD (4/8)
A
STB_3.3V
MCU_3.3V
Close to MCU
FB48 FB48 500/800mA 500/800mA
C341 C341 C342 C342 C344 C344 C345 C345 C347 C347
B
STB_3.3V
D4 D4 R114 R114 MCU_RST
LL4148 LL4148 27K 27K
R128 R128 4.7K 4.7K MCU_RST
C121 C121 C182 C182
2.2uF 2.2uF 0.1uF/16V/X7R 0.1uF/16V/X7R
Close to MCU
C
STB_3.3V
R132 R132 R205 R205
4.7K 4.7K 4.7K 4.7K
STB_3.3V
XP9 XP9
4
4
3
SWDIO
D 3
SWCLK 2
2
1
1
4PIN/2.0mm 4PIN/2.0mm
LED Control
E
To CENTER
XP36 XP36
1 FB10 FB10 120/2A 120/2A
1 +12V
2
2
3
3 C12 C12
4
4 0.1uF/50V/X7R 0.1uF/50V/X7R
4PIN/2.0mm 4PIN/2.0mm
F
GTK-XB7
• See page 44 for IC Block Diagrams.
3 4
R113 R113 1M 1M
Y3 Y3
YO R956 R956 1K 1K YI
14.7456MHz/30PPM 14.7456MHz/30PPM
C112 C112 C113 C113
27pF/50V/NP0 27pF/50V/NP0
30pF/50V/NPO 30pF/50V/NPO
U16 U16
MCU_3.3V MCU_3.3V
1
VDD
2
R216 R216 1M 1M
PC13
3
POWER_EN PC14/OSC32_IN
4
LED_PW_EN PC15/OSC32_OUT
YI 5
PF0/OSC_IN
YO 6
PF1/OSC_OUT
MCU_RST 7
NRST
8
POWER_KEY
PC0
9
ADC_KEY PC1
R215 R215 1M 1M 10 STM32F030R8T6 STM32F030R8T6
PC2
R120 R120 33 33 11
I2C_SW PC3
12
VSSA
13
MCU_3.3V
VDDA
14
BM_update_EN
PA0
15
3.3V_D2_EN
PA1
16
PA2
UART2_TX UART2_TX
R154 R154
XP46 XP46
1 FB50 FB50 220 220 PWM5_G
1
2 FB51 FB51 220 220 PWM5_R
2
3 FB67 FB67 220 220 PWM5_B
3
4 FB66 FB66 220 220 Flash_LED3
4
5 FB65 FB65 220 220 Flash_LED4
5
6 FB64 FB64 220 220 PWM1_R
6
7 FB63 FB63 220 220 PWM1_G
7
8 FB62 FB62 220 220 PWM1_B
8
9 FB61 FB61 220 220 PWM2_R
9
10 FB60 FB60 220 220 PWM2_G
10
11 FB59 FB59 220 220 PWM2_B
11
12 FB58 FB58 220 220 LED_PW_EN
12
13 FB57 FB57 220 220 PWM3_R
13
14 PWM3_G
FB56 FB56 220 220
14
15
FB55 FB55 220 220 PWM3_B
15
16
FB54 FB54 220 220 PWM4_G
16
17 FB53 FB53 220 220 PWM4_R
17
18 FB52 FB52 220 220 PWM4_B
18
18PIN/1.0mm 18PIN/1.0mm
5 6 7
SPI3_MOSI
SPI3_SCK
SPI3_LE
48 R395 R395 1M 1M
PF7
47
PF6 PW_LED1
46
SWDIO
PA13
45
PA12 PW_LED2
44
PA11 Blue_LED4
43
Blue_LED3
PA10
42 R126 R126 33 33
IR
PA9
41 FB68 FB68 220 220
PWMCLK
PA8
40
Flash_LED4
PC9
39 C250 C250
Flash_LED3
PC8
38 R122 R122 33 33 100pF/50V/NP0 100pF/50V/NP0
FAN_PWM
PC7
37 R118 R118 33 33
PC6 BT_MFB_MCU
36
PB15 BT_RESET
35 R391 R391 33 33
PB14 VALID 12
34 R369 R369 1M 1M
PB13
33 R147 R147 33 33
PB12 USB_EN
10K 10K
STB_3.3V
EEPROM
STB_3.3V STB_3.3V
R393 R393 R394 R394
C365 C365
U34 U34 1K 1K
1K 1K
0.1UF 0.1UF
1 8
NC VCC
2 7
NC WP
3 6 R281 R281 33 33 I2C2_SCL
NC SCL
4 5 R282 R282 33 33 I2C2_SDA
GND SDA
NC/EEPROM_16Kb_M24C16 NC/EEPROM_16Kb_M24C16
XP52 XP52
1
1 STB_5V
2
2
3 FB49 FB49 220 220 IR
3
3PIN/2.0mm 3PIN/2.0mm C103 C103 C249 C249
0.1uF 0.1uF 100pF/50V/NP0 100pF/50V/NP0
29 29
8 9
3.3V_D1
3.3V_D1
LED Driver
R58 R58 0 0
C319 C319
C318 C318
10uF 10uF
0.1UF 0.1UF
R218 R218 R219 R219
NC/4.7K NC/4.7K NC/4.7K NC/4.7K
U1 U1
1 24
GND VDD
2 23 R540 R540 11K 11K
SDI REXT
3 22
SPI3_MISO
CLK SDO
4 21
LE PWMCLK PWMCLK
5 20
PWM4_G OUT0 OUT15
6 19
PWM4_B OUT1 OUT14 PWM5_G
7 18
PWM4_R OUT2 OUT13 PWM5_R
8 17
PWM3_G OUT3 OUT12 PWM5_B
9 16
PWM3_B OUT4 OUT11 PWM1_R
10 15
PWM3_R OUT5 OUT10 PWM1_B
11 14
PWM2_B OUT6 OUT9 PWM1_G
12 13
PWM2_R
OUT7 OUT8 PWM2_G
LED1642GWTTR LED1642GWTTR
GTK-XB7