Haier LE55B7500U Service Manual page 67

+12V_SW
FB1801
1 2
NC
F701
NC
R1825
6 LEDBAR_PWREN
NC
DVDD3V3
FB1808
1 2
NC
C1820 C1821
NC NC
U1801
AMBI_A0 1 20
A0 VDD
2 19
AMBI_A1
A1 SDA
AMBI_A2 3 18
A2 SCL
4 17
AMBI_A3 AMBI_A6
A3 A6
AMBI_A4 5 16 AMBI_A5
A4 A5
6 15
LED0 OE
7 14
LED1 LED7
8 13
LED2 LED6
9 12
LED3 LED5
10 11
Vss LED4
NC
R1806
NC
DVDD3V3 DVDD3V3 DVDD3V3 DVDD3V3
R1811 R1813 R1815
R1809
NC NC NC NC
AMBI_A0 AMBI_A1 AMBI_A2
R1808 R1810 R1812 R1814
NC NC NC NC
Q1803
3.8A @ 70 C
NC
LED_PWR
Q1801
1 8 LED_PWR
S D
2 7
S D
3 6
S D
4 5
R1823
G D
NC
NC
R1822
NC 4.6A @ 70 C
Q1802
NC
DVDD3V3
C1809 R1805 NC
NC R1807 NC
M_SDA
M_SCL
1 2
FB1802
NC
1 2
FB1803
NC
1 2
FB1804
NC
C1814
NC
1 2
FB1805
NC
1 2
FB1806
NC
1 2
FB1807
NC
C1817
NC
DVDD3V3 DVDD3V3 DVDD3V3
R1817
R1819 R1821
NC NC NC
AMBI_A3 AMBI_A4 AMBI_A5 AMBI_A6
R1816 R1818 R1820
NC NC NC
+1.8V_Normal
DVDD3V3
9 AM_RESET
R1829 NC
7,9,18 I2S_MCLK
Closs CN602
M_SDA 9,11,17,18,21
M_SCL 9,11,17,18,21
LED_PWR 18
17
L_R 16
15
L_G 14
13
L_B 12
11
10
9
C1815 C1816
8
7
NC NC L_G
6
5
L_R
4
3
L_B
2
1
R_R
R_G
R_B
+3.3V_Normal
C1818 C1819
NC NC
9,11,17,18,21 M_SCL
9,11,17,18,21 M_SDA
RST_AL
9,11 PANEL_ON/OFF
4,9,14 PWR-ON/OFF
I2C address
9 FRC_RST
Write
11000010=0XC2
T P V ( Top
絬 隔 瓜 絪 腹
Key Component 20. AMBIGLOW 1/2 & AMBIMUSIC
Friday , May 30, 2014
Date
68
C1802
NC
C1808
NC
1 30
DVSS AVDD
2 29
DVSS AVDD
3 28
RESET GND_Sense
4 27
U1802
GPIO/MFP5 LOR
5 26
NC
MCLK LOL
6 25
BCLK IN3_R
7 24
WCLK IN3_L
DVDD3V3 8 23
DIN/MFP1 MICBIAS
9 22
DOUT/MFP2 REF
10 21
IOVDD AVSS
C1807
NC
R1845 NC C1803 NC
R1846 NC
9,11,17,18,21 M_SCL
C1804 NC
9,11,17,18,21 M_SDA
I2C address
Write
00110000=0X30
LED_PWR 18
17
16
15
14
13
12
CN1802
11
NC
10
CN1801
9
NC
8
2
7 R
1 R_G
L 6
5
R_R
4
3
R_B
2
1
CN412
NC
1
R4291 NC
2
R4323 NC
3
4
5
6
7
8
9
10
C1831 R1828
NC
NC
Victory Electronics Co . , Ltd. ) OEM MODEL
TPV MODEL
PCB NAME
Sheet 1 of 21
C1805
NC
+1.8V_Normal
C1806
NC
C1801
NC
R1803 NC
AM_R 7,12
R1801 NC
AM_L 7,12
Size A3
Rev A
< >
称 爹 称爹