Haier 42EP25BAT - ANNEXE 685, Service

Page: 21 / 46

22uF
22uF
22uF
22uF
4A 4Y
VCC
C
-
circuit Diagram
a) Digital Board
3.3V_SB
LX_UART_TXD 11,20
CON3
9
5 1 Y1_AUDIO_L
COMPONENT AUDIO INPUT
R540 4.7K Y1_L Y2_AUDIO_L R30 4.7K Y1_L
R1
2.2K
R2
2.2K
CON1
743209056/52520-011129
6
LX_UART_RXD 11,20
10 2 Y2_AUDIO_L
FB1
11
6
1
11 1
7
7
R4 0
VGA_RIN 7
6 3 Y1_AUDIO_R R542 4.7K Y1_R
Y2_AUDIO_R
R29 4.7K Y1_R 1 2 VGA_SDA_IN 12
12 2
2
8
R5 0
VGA_GIN 7
4 Y2_AUDIO_R
C932 C933 5V_2 C934 C935 R546
5V_2
C41 C43 5V_2 C45 C46 R33
150_Ohm_600mA VGA_HS 13
13
8
3
3
9 VGA_PIN9
R8 0
VGA_BIN 7
5V_2
R545
47K
R32
47K
VGA_VS 14
9
4
14 4
R11
5V_2
R12
5V_2
R13
5V_2
AUDIO IN
1
CON20
220pF 220pF
ZD4
220pF 220pF 47K
ZD23
220pF 220pF
ZD24
220pF 220pF 47K FB2
1 2 VGA_SCL_IN
150_Ohm_600mA
10
15
10
5
15 5
75 75
75
2
1
3
4
2 3
4
RCA_WHITE
CON21
1
2
1
3
4
2 3
Y1_AUDIO_L
Y1_AUDIO_R
ZD3
BAV99L
BAV99L
5V_2
BAV99L BAV99L
5V_2
R19
R16
22
VGAHS
R17
22
U2
1 2
3
1A 1Y
4
ZD10
BAV99L
R20 22_DNS
R21 22
ZD11
BAV99L
ZD12
BAV99L
4
33 VGAVS 5
2A 2Y
6
3A 3Y
R22 22_DNS
VGA_HSIN 7
RCA_RED
R15 R23 R39
R84
22K
9 8 R24 22
11 10
3.3V_SB 13
5A 5Y
12
6A 6Y
VGA_VSIN 7
CON4
22K 22K 22K
CON13
L3 C20 C21
14
C22
GND
7
12 C11 3 1 CVBS_IN_1 2.2uH_1206 C40 0.47uF CVBS_1 74LVC14
7 1
2 Y2_IN
13 C12
Y11
6 2
5V_2
C9 C10
R7
R91
100pF 47pF 0.1uF
D4
2 VGA_PIN9
5V_SB
8 3
4 PB2_IN
14 C13
PB11 AGND
CON25
CVBS IN
ZD5
330pF 330pF 12K
75
5V_2
R36 10K 3
1
BAV70L
9 5
6 PR2_IN
22uF
PR11 1
2
1
3
4
2 3
CVBS_IN_1
BAV99L
U3
R37 10K 8 7
R18 R31 R40
4
RCA_YELLOW AGND
R92 VGA_SDA
VGA_SCL
5
VCC
6
SDA
VCLK
3 C28
NC2
2
AGND
12K 12K 12K
AGND
22K
L4
4
SCL
GND
NC1
1
NC0
0.1uF
YPbPr
R50
5V_2
R51
5V_2 R49 5V_2
75
CVBS_IN_2
5V_2
2.2uH_1206 C50 0.47uF CVBS_2 24LC21A
I2C Address: 1010 000x
8-pin, 300mil DIP with socket
75 AGND
75
C47 C49 R97
ZD8
BAV99L
ZD9
BAV99L
ZD7
BAV99L
ZD6
330pF 330pF 75 R93
12K
PC AUDIO
PHONEJACK
BAV99L
AGND AGND AGND
5V_2
AGND
TOP VIEW
1 2 3 4
5
CON18
PJ_V
1
2
3
4
5
5V_2 5V_2
C597
PC_AUDIOR
PC_AUDIOL
R2234 3.3K
R2233 3.3K
PC_R
PC_L
AJ8
1
2 Y2_L
Y2_R
C14
R42 R44 R63
22K 22K 22K
Y22
CON51
5 Audio4_R
470pF
ZD13 ZD14
C598
470pF
R2235
100K
R2236
100K
3
4
Y2_IN
5
6
PB2_IN
7 PR2_IN
C15
PB22
4
3
Audio4_L
2
1
Audio4_R 9
Audio4_L 9
CVBS_IN_2
BAV99L BAV99L
CON43
R9
AGND
75
5V_2 R34
75
5V_2
R35
75
5V_2
C18
22uF
R43 R47 R64
12K 12K 12K
PR22
AV2_IN(2.0*5) AGND
VGA_HS
3.3V_SB
U4
BAV99L
CON14 1
2
3
4
FB15
FB16 R53
4.7K
R52
4.7K
DVI_L
DVI_R
ZD25
BAV99L
ZD26
BAV99L
ZD27
BAV99L
AGND
5
PJ_V 5V_2
C1
220pF
R3
5V_2 C3
220pF
R54
AGND
AGND AGND
VGA_VS
3.3V_SB
U5
BAV99L
ZD1
BAV99L
C2
220pF
47K
ZD2
BAV99L
C4
220pF
47K
FB720
2 1
5V_2 5V_1
Y11
Y22
PB11
PB22
C725
0.1uF
U702
2
3
S1a
S2a
5
6
S1b
Da
4 Y_IN
Y1_L C19 0.47uF
Y 2_L C30 0.47uF
Y_IN 7
P C_L C31 0.47uF
RN1
4.7Kx4
5V_2
L1
2.2uH_1206
CON2 DIN4
4 3
L2
2.2uH_1206
S2b
7 PB_IN DVI_L C32 0.47uF
7 C_EX
C L Y_EX
5V_2
7
PR11
PR22
CVBS_1
CVBS_2
11
10
S1c
S2c
14
13
S1d
Db
Dc
9 PR_IN
PB_IN 7
PR_IN 7
RN2
4.7Kx4
5V_1
U67
1
5
2Y0 2-COM
2
2Y1
3 Audio2_L
16
5V_1
Audio2_L 9
ZD21
BAV99L
R55
75
C5 C6
330pF 330pF
2 1
C7 C8 R6
330pF 330pF 75
S2d
4
2Y2 VCC
10
HD_SW 1 12 CVBS
2Y3 A
9
SW1
20
930 + C931 BAV99L
20 HD_SW
(I/O_EX)
15
IN Dd
#EN
CVBS 7
RN3
B
6
12
INH
8
SW3 20
10uF 0.1uF
4.7Kx4
14
1Y0 GND
7
15
1Y1 GND
AGND
PI5V330 Y 1_R C33 0
Y 2_R C34 0.47uF
11
1Y2
13
1Y3 1-COM
74LV4052D
Audio2_R
Audio2_R 9
PC_R C35 0.47uF
Y 11 R71 0_DNS Y_IN
PB11 R72 0_DNS PB_IN
PR11 R75 0_DNS PR_IN
CVBS_1 R56 0_DNS CVBS
CVBS_1 R57 0_DNS CVBS_2
DVI_R C36 0.47uF
RN4
4.7Kx4
AGND
HAIER ATSC EX62 V2.0
Title
HDA008A_2.0
Size Document Number Rev
C VIDEO INPUT A
Date: Tuesday, February 28, 2006 Sheet 4 of 24