Haier 48LTV3002 Service Manual page 56

10) M2D MCU
VCC3
R402
C403 4.7K OHM 1/16W
0.22uF
U402
GND
CSN 1 8
CS# VCC
SDO
2 7
GND
SO HOLD#
WP SCK
3 6
W# SCK
4 5 SDI
GND SI
MX25L4005AM2C-12G
GND
VCC3 FOR EMI需靠近IC引脚端
MCU SDO to EEPROM SDI
MCU SDI to EEPROM SDO
SDO GPIO33
CSN 100R GPIO34
SCK
R432
SDI GPIO36
WP
GPIO30
PD0 R429 0 OHM 1/16W SARIN0
PD1 R430 0 OHM 1/16W SARIN1
LU_SEN SARIN2
R401 0 OHM 1/16W
TP401
RST_N
TSTMD
IRDAT GPIO39
System PLL 1.8V POWER
VCC18_CORE
FB415
300 OHM
V18AUD
1 2
C418 C419
10uF/16V
0.1uF 50V C420
100pF
GND GND
2009-1-15
5VSB
C402
0.22uF
C423 U404 R403
10uF/16V
4.7K OHM 1/16W
1 8
E0 VCC
2 7 MCU_WP
MCU_WP 12
E1 WC
SCL_A
3 6
E2 SCL
SDA_A
4 5
VSS SDA
M24C32-WMN6TP
GND
USER DATA
10K OHM 1/10W
10K OHM 1/10W
10K OHM 1/10W
10K OHM 1/10W
10K OHM 1/10W
GND
U405D
155
GPIO_33/SPI_SDI
156 87
GPIO_34/SPI_CSN GPIO_00/UART_TX0
GPIO35
157 88
GPIO_35/SPI_SCK GPIO_01/UART_RX0
158
GPIO_36/SPI_SDO
152 153
GPIO_30/SPI_WP GPIO_31/MSDA
154
GPIO_32/MSCL
160
SARIN0
161 150
SARIN1 GPIO_27/PWM_B/DBLC
162 151
SARIN2 GPIO_29/PWM_D
163
SARIN3
90
RST_N
89
TSTMD
159
GPIO_39/IR_RX
HX6201-A
R441
1M OHM 1/10W
X401
2 1
10K OHM 1/10W
24.576MHz
C421 C422
33pF 33pF
GND GND
VCC3
R455
NC
TSTMD
R436
1K OHM 1/10W
GND
IRDAT
8 IRDAT
VCC3 VCC3
Q402
PMBS3906
1 1
LEDY
R404 10K OHM 1/10W
12 LEDY
LEDG R406 10K OHM 1/10W
12 LEDG
POWER KEY
PD0
1 2 FB407
ADC KEY
PD1
1 2 FB408
5VSB
10K OHM 1/10W
10K OHM 1/10W
4.7K OHM 1/10W
4.7K OHM 1/10W
10K OHM 1/10W
10K OHM 1/10W
UART_TX
UART_TX 7
UART_RX
UART_RX 7
R427 100 OHM 1/10W
SDA_A
R428 100 OHM 1/10W
SCL_A
BL_ADJ 4
HA5V_DET 5
5VSB
R465 1 2
C410
D403 47uF/16V
BAV99 +
1 Q414
PMBS3906
R460 R438
1KΩ 1/10W 100Ω 1/10W
C425 R466 R454 C415
10uF/16V
10K OHM 1/10W 10K OHM 1/10W
56
5VSB
Q403
PMBS3906 1 2 FB402 150OHM
1 2 FB403 150OHM
LED_Y
R405 1 2 FB405 150OHM
1k OHM 1/10W 1 2 FB406 150OHM
LED_G
R407 C404 C405
1k OHM 1/10W D404
100pF 100pF RLZ5.6B
GND
150OHM
150OHM
D401
R409 RLZ5.6B D402
R408 RLZ5.6B
10.2K1/10W
10.2K1/10W
VCC3
AOC HOTEL
UART_RX
6
2008-12-15
6
UART_TX
5VSB
R435
IRDAT
NC
VCC3
R456
5.1K OHM 1/10W
RST_N UART_RX
UART_TX
PMBS3904
Check pin order
Q404
C427 C424
10uF/16V
100pF NC
IRVCC
8
IR_D IRVCC 7
IR_D
6
L_Y L_G
5
L_G L_Y 4
3
ADC
2
C407 C408 PW 1
CONN
100pF 100pF
CN402
PW
GND
ADC
C406 C409
SP411 SP410 100pF 100pF
NC NC
GND
GND
GND
R434 NC SCL_A SCL_A
SP400
NC SP406
NC
CN403
GND NC GND
SDA_A
R433 NC
5VSB
SP407 SP408
NC NC
Q409 GND GND
NC
SP409
NC
GND
CN405
5VSB
1
2
3
4
JST-4-2.54
CN25-4VS
RS-232
CN401
SCL_A 1
SDA_A 2
3
4
Master IIC JST-4-2.0
33A3802-4B