Haier HL42XD1 Service Manual page 39

42 LCD TV
8) GPIO Block
U401K
GPIO
BOOT_STRAP0 C10 BOOT_STRAP0
GPIO_P0
BOOT_STRAP1 C11 BOOT_STRAP1
GPIO_P1
BOOT_STRAP2 C12 BOOT_STRAP2
GPIO_P2
BOOT_STRAP3 D10 BOOT_STRAP3
GPIO_P3
D11
GPIO_P4
D12
GPIO_P5
E12
GPIO_P6
E11 R455 33 OHM 1/10W
GPIO_P7
8051_BOOT AB20
GPIO_P8
AB19
GPIO_P9
AB18
GPIO_P10
AB17 R457 33 OHM 1/10W
GPIO_P11
C6
GPIO_P13
D5 R459 4.7K OHM 1/10W
GPIO_P19
U24
GPIO_P21
U23 R461 33 OHM 1/10W
GPIO_P22
R23
GPIO_P23
AB13 R403 100 OHM 1/10W
GPIO_P24
AB14
GPIO_P25
AB16
GPIO_P26
AC14 R462 33 OHM 1/10W
GPIO_P27
AA6
Res_AA6
ZR39785HGCF
U401S
AFE I/F_GPO
K4
AFE_CLK
AE3
AFE_XCLK
M6
AFE_ATCLK0
N6
AFE_ATCLK1
U6 R463 NC
AFE_TCLK_IN
V6
AFE_TCLK_OUT
AB7
AFE_XCLK_TEST
AB10 1
TP4
AFE_TEST0
AB9
AFE_TEST1
AB8
AFE_TEST2
ZR39785HGCF R472
10K 1/10W 5%
U401M
TVMM I/F
E1 1
TP5
VID0
E2
VID1
E3 1
VID2 TP6
E4
VID3
E5 R474 NC
VID4
F1 R475 NC
VID5
F2 R466 0R05 1/10W 5%
VID6
F3
VID7
F4 R477 NC/0 OHM 1/10W
Vsy nc_in
F5 R478 NC/0 OHM 1/10W
Hsy nc_in
G3
VCLKx2
G4
TEST_G11
H3
TEST_G12
ZR39785HGCF
3V3_STB
F402 NC
C441 F403 FUSE
0.1uF/16V
R487 R490
CN403
3.9K OHM 1/10W
1 10K OHM 1/10W
2
3
4
5
6
7
8
9
10
U409
AZC099-04S
3V3_STB
CONN 4 3
I/O3 I/O2
10P S/T 2.0mm 5 2
VDD GND
33T380210B Y 6 1
I/O4 I/O1
DEMOD_RSTN 3
TRIN_RESETN 7
BL_ON_OFF
BL_ON_OFF 14
EARPHONE_DET
EARPHONE_DET 13
HDMI3_INT
HDMI3_INT 5
SPI_WEN
SPI_WEN 7
TVM_BOOT
TEST_MODE
LED_1
VGA_VSYNC_DET
VGA_VSY NC_DET 6
VGA_HSY NC_DET
VGA_HSY NC_DET 6
AUD_SHDN
AUD_SHDN 12
PWR_ON
PWR_ON 14
KEY _PWR
USB_OC_N
USB_OC_N 7
EEPROM_WP1
EEPROM_WP1 7
LED_2
USB_EN_N
USB_EN_N 7
HDMISW_RSTN
HDMISW_RSTN 5
CLKOUT_25M
CLKOUT_25M 7
AUD_AMP_MUTE
AUD_AMP_MUTE 12
PANEL_ON
PANEL_ON 10,15
SEL_FRAME_RATE 10
DY NAMIC_GAMMA_EN 10
EEPROM_WP
EEPROM_WP 7
EDID_WP
EDID_WP 6
VGA_VSYNC_DET
VGA_VSY NC_DET 6
VGA_HSY NC_DET
VGA_HSY NC_DET 6
LED_1 R484 3.3K OHM 1/10W
LED_2 R485 3.3K OHM 1/10W
C4E8 C4F2
0.001uF 0.001uF
FB406 1 2 300 OHM R489 100 OHM 1/10W
FB419 1 2 300 OHM R491 100 OHM 1/10W
FB420 1 2 NC/300 OHM LIGHT_SENSOR
FB421 1 2 300 OHM LED_R
FB422 1 2 300 OHM LED_B
FB410 1 2 120 OHM KEY_IR
C4F3 C4F4 C4F5
0.001uF 0.001uF 0.001uF
D3V3 TVMicro Bootstrap
Configuration
R450
4.7K OHM 1/10W
TEST_MODE
R456
TVM_BOOT
NC/4.7K OHM 1/10W
State TEST MPDE
Debug Mode 1
Normal Mode 0 Boot Option
I2C EEPROM
VCC5D PANEL_POWER
R464
5V_CHECK
NC R465 NC
D3V3
R467
3V3_CHECK
1K OHM 1/10W R468 1K OHM 1/10W
R470
D3V3 R471
FB403
1 2
3V3_STB 120OHM
FB404
1 2
120OHM
C421 C422
1uF/16V 0.1UF16V
0402
C428
R476
3V3_STB
3V3_STB
1
D1V8
ZD402 3
BAT54C C430
2
R480 FB423
R481
470 OHM 1/10W 1 2 KEY _IN
120OHM C4F8 PANEL_PWR_CHECK
470 OHM 1/10W VCC1V1 5V_CHECK
3V3_CHECK
Q402 0.01uF R482
MMBT3904 R483
LIGHT_SENSOR
Q403 LED_R
MMBT3904 ADC 0.4V~2.9V
LED_B R486
3V3_STB C437
R488 9K1 1/10W 1%
KEY _PWR
KEY _IN
KEY _IR 7
40
D3V3
3V3_STB
R451
4.7K OHM 1/10W
R452 BOOT_STRAP2
NC/10K OHM 1/10W CN409
1
2
R460
NC/CONN
10K OHM 1/10W
Boot Option
16-Bit NAND-Small Page
TVM_BOOT SPI
1 8-Bit NAND-Large Page
SPI 0 8-Bit NAND-Small Page
R469
PANEL_PWR_CHECK
4.7K OHM 1/10W R479 1K OHM 1/10W
U401Q
845R1/10W G2 R3
LVDSVCRX_REXT AVDD3_SYNC1
L6
LVDSVCRX_ATST
845R1/10W G1 M4
LVDSVCTX_REXT AVDD3_HPLL
K6 L3
LVDSVCTX_ATST AVDD18_HPLL
M3
AVSS_HPLL
H6 R473
LVDSVCRX_VDD33_0
J6 N3
LVDSVCRX_VDD33_1 AVDD3_SY NC
N4
AVDD3_AFE
G5
LVDSVCTX_VDD33_0
G6 P2
LVDSVCTX_VDD33_1 AVDD18_R
P1
AVDD18_G
C423 C424 R1
AVDD18_B
R2
AVDD18_SVIDEO
1uF/16V 0.1UF16V P3
AVDD18_CVBS
0402
R4
DVDD18
4.7uF/10V P4
PGA_LDO0
0 OHM 1/10W Y 3
AFE_AVSS
AB2
DM_PLL_VDD
AC1
IF_VDD3P3_0
AC2
IF_VDD3P3_1
VDD33-BOD AB5 W4
VDD33_BOD AFE_AVSS0
100uF/16V W5
AFE_AVSS1
W6
AFE_AVSS2
Y 4
AFE_AVSS3
Y 5
AFE_AVSS4
AC5 Y 6
ADC8_INA AFE_AVSS5
AD6 L7
ADC8_INB AFE_AVSS6
AD5 M7
ADC8_INC AFE_AVSS7
AD4 N7
ADC8_IND AFE_AVSS8
1K OHM 1/10W AE5 P7
ADC8_INE AFE_AVSS9
1K OHM 1/10W AE6 U7
ADC8_INF AFE_AVSS10
AB6
ADC8_ING
AF5
VDDADC8
51K OHM 1/10W AC3
ADC8_RBIAS
0.1UF16V AC4
ADC8_VREF
0402
AE10
ACOD3_AVDD
AF6 AE11
RC_OSC_REXT ACOD3_AVSS
C438
ZR39785HGCF
22pF A_GND
Haier HL42XD1
Bootstrap Configuration
D3V3
BOOT_STRAP3 R453 4.7K OHM 1/10W
BOOT_STRAP1 R454 4.7K OHM 1/10W
BOOT_STRAP0 R458 4.7K OHM 1/10W
BOOT3 BOOT2 BOOT1 BOOT0
1 0 1 1
1 1 0 0
1 1 0 1
1 1 1 1
1V8_STB
FB401
1 2
120OHM
C416 C417
0.01uF 0.001uF
3V3_STB
FB402
1 2
NC
C418 C419
10uF/6.3V 0.1UF16V
0402
4.7 OHM 1/10W
1V8_STB
C4E5 10uF/6.3V FB405
1 2
80OHM
C425 C426 C427 C420
4.7uF/10V 0.1UF16V 0.001uF 1V8_STB 4.7uF/10V
0402
C429
3V3_PLL
0.1UF16V FB424
0402
1 2 3V3_STB
120OHM FB407
1 2
120OHM
C431 C432 C433 C434
1uF/16V 0.1UF16V 0.01uF 4.7uF/10V
0402
3V3_STB
FB408
1 2
120OHM
C435 C436
1uF/16V 0.1UF16V 3V3_STB
FB409
1 2
120OHM
C439 C440
1uF/16V 0.1UF16V