Haier HLH26ATBB Service Manual page 31

LX_VCC_33
R310 R311 R312
4.7K 4.7K 4.7K
CON15
1
GND
SDA_SLV 2 SDA_MST
SDA
SCL_SLV 3 SCL_MST
SCL
I2C
For HiDTV Debug For Other ICs Debug
LX_VCC_33 LX_VCC_33
ZD15 ZD16 ZD17
3 SDA_SLV 3 SCL_SLV 3
BAV99 BAV99 BAV99
CON44
5V_1
1
2
3 LX_UART_RXD
4 LX_UART_TXD
4 HEADER
5V_1
ZD19 ZD20
3 LX_UART_RXD 3 LX_UART_TXD
BAV99 BAV99
11,24 POWER_ON#
LX_VCC_33
R313
4.7K
CON16
1
GND
2 SW4 1
SDA
3
SCL
I2C
R87
1K
ZD18
SDA_MST 3 SCL_MST
BAV99 1
3.3V_SB
3.3V_SB
C380 10uF
U84
R94 C381 0.1uF 1
1K WATCHDOG R2270 22 2
R2271 100 3
R124
1 Q5 R2273 22 4
3.3V_SB
MMBT3904
10K
R217
1K
Q17
1
IR 21
MMBT3904
11,21 INFRARED
R218
1K
-
I/O EXPANSION
5V_SB
R88
R89
1K 330
11
R90 1K
1 Q3
4
MMBT3904
9
4
Q2 SW4 R2251
9 SW4
MMBT3906
18 BKLT_PWR
18 LCDPANEL_SW
LED_G 21
5 HDMI_HOTPLUG
R86
330
Q13
MMBT3906
LED_R 21
PIC12F629
8
VDD VSS
R2276 100
7
RST_HD# 10,16,21
GP5/OSC1 GP0
6 R2275 100
GP4/OSC2 GP1 BTN_ADC 11,21
5 R2274 100
RESET 6,11,21
GP3 GP2/INT
3.3V_SB
R220 1K
RST#
R219
1 Q18
MMBT3904
510
３３
5V_1
C388 10uF
C391 0.1uF
U38
PCA9555DB
1 24
LX_PG0
INT VDD
9555_A1 2 23 R317
A1 SDA
9555_A2 3 22 R318
A2 SCL
4 21 9555_A0
SW1
P00 A0
5 20
SW2 P01 P17 DISPEN
SW3 6 19
SW3 TUNER_AD_SW 9
P02 P16
22 7 18
P03 P15 AMP_FADE
WATCHDOG 8 17
POWER_SW
P04 P14
9 16
MUTE
P05 P13
10 15
SW5
P06 P12
11 14
SPDIF_SW
P07 P11
12 13
HD_SW
VSS P10
5V_1
R327 4.7K 9555_A0
9555_A1
9555_A2
Default I2C ADDRESS:
0x4E/4F
SCL_MST 5,6,9,11,16,18,21
SDA_MST 5,6,9,11,16,18,21
PWRBT 11,21
SCL_SLV 11
SDA_SLV 11
LX_UART_RXD 4,11
5,9,21
LX_UART_TXD 4,11
HAIER ATSC EX62 V2.0
Title
HDA008A_2.0
Size Document Number
B
I2C,RS232,GPIO
Date: Tuesday, February 28, 2006
33 SDA_MST
SDA_MST 5,6,9,11,16,18,21
33 SCL_MST
SCL_MST 5,6,9,11,16,18,21
18
9
24
9
9
17
4
Rev
A
Sheet 20 of 24