Haier LEC24B3320 Service Manual page 26

Circuit Diagtam Circuit Diagtam Circuit Diagtam
7-2.
5
HDMI Interface
HDMI0-RX0P
HDMI0-RX0P
HDMI0-RX0N
HDMI0-RX0N
HDMI0-RX1P
HDMI0-RX1P
HDMI0-RX1N
HDMI0-RX1N
HDMI0-RX2P
HDMI0-RX2P
HDMI0-RX2N
HDMI0-RX2N
HDMI0-CLKN
HDMI0-CLKN
HDMI0-CLKP
HDMI0-CLKP
HDMI0-SCL
HDMI0-SCL
HDMI0-SDA
HDMI0-SDA
HDMI0-HPDIN
HDMI0-HPDIN
HDMI1-RX0P
HDMI1-RX0P
HDMI1-RX0N
HDMI1-RX0N
D HDMI1-RX1P
HDMI1-RX1P
HDMI1-RX1N
HDMI1-RX1N
HDMI1-RX2P
HDMI1-RX2P
HDMI1-RX2N
HDMI1-RX2N
HDMI1-CLKN
HDMI1-CLKN
HDMI1-CLKP
HDMI1-CLKP
HDMI1-SCL
HDMI1-SCL
HDMI1-SDA
HDMI1-SDA
HDMI1-HPDIN
HDMI1-HPDIN
HDMI2-RX0P
HDMI2-RX0P
HDMI2-RX0N
HDMI2-RX0N
HDMI2-RX1P
HDMI2-RX1P
HDMI2-RX1N
HDMI2-RX1N
HDMI2-RX2P
HDMI2-RX2P
HDMI2-RX2N
HDMI2-RX2N
HDMI2-CLKN
HDMI2-CLKN
HDMI2-CLKP
HDMI2-CLKP
HDMI2-SCL
HDMI2-SCL
HDMI2-SDA
HDMI2-SDA
HDMI2-HPDIN
HDMI2-HPDIN
MHL_CABLE-DET
MHL_CABLE-DET
HDMI-ARC
HDMI-ARC
HDMI-CEC
HDMI-CEC
PC & YPBPR Interface
R102 R102 33R 33R C100 47nF C100 47nF
VGA-Rin
R103 R103 68R 68R C104 47nF C104 47nF
R134 R134 33R 33R C103 47nF C103 47nF
VGA-Gin
R135 R135 33R 33R C170 47nF C170 47nF
VGA-Bin
VGA_HSYNC
VGA_HSYNC
VGA_VSYNC
VGA_VSYNC
R123 R123 33R 33R C105 47nF C105 47nF
YPbPr_PR
R129 R129 68R 68R C106 47nF C106 47nF
R130 R130 33R 33R C108 47nF C108 47nF
YPbPr_Y
R131 R131 33R 33R C164 47nF C164 47nF
YPbPr_PB
R111 R111 0R 0R C162 1nF C162 1nF
CVBS IN & OUT
R138 R138 33R 33R C174 47nF C174 47nF
SIDE_AV
R115 R115 33R 33R C110 47nF C110 47nF
DVD_AV
C
R117 R117 68R 68R C111 47nF C111 47nF CVBS_VCOM
AUDIO IN
DVD_IN_L C176 2.2uF C176 2.2uF
DVD_IN_L
DVD_IN_R
C175 2.2uF C175 2.2uF
DVD_IN_R
SIDE_AV_L C124 2.2uF C124 2.2uF LINEIN_L1
SIDE_AV_L
SIDE_AV_R C123 2.2uF C123 2.2uF LINEIN_R1
SIDE_AV_R
VGA-Lin_AU LINEIN_L4
C127 2.2uF C127 2.2uF
VGA-Lin_AU
VGA-Rin_AU C128 2.2uF C128 2.2uF LINEIN_R4
VGA-Rin_AU
DIF IN
C165 C165 VIFP
DIF_P
0.1uF 0.1uF
C166 C166 VIFM
DIF_N
0.1uF 0.1uF
USB & SPDIF_OUT
USB2_D-
USB2_D-
USB2_D+
USB2_D+
USB1_D-
USB1_D-
USB1_D+
USB1_D+
SPDIF_OUT
SPDIF_OUT
RESET
5Vstb
R227 R227 D201 D201
1M 1M
BAV99 BAV99
C275 C275
2.2uF 2.2uF
B
R230 R230
10K 10K 1 Q201 Q201
3906 3906
R231 R231
C276 C276
System-RST
1K 1K
2.2uF 2.2uF
& ' ( ) * +
R232 R232 C277 C277
$ * , - .  100K 100K 1nF 1nF
DEBUG
5Vstb
MUST pull high to 5VSTB
ISP AND VGA EDID R201 R201 R202 R202
4.7K 4.7K
4.7K 4.7K
UART-TX R136 R136 100R 100R
UART_TX
UART-RX R137 R137 100R 100R
UART_RX
FLASH
FOR TEST
SPI_SDI
4 5
TF4 TF5
FLASH_WP0N TF1 TF1 SPI_SCK
3 6
TF3 TF6
SPI_SDO 2 7 VCC-FLASH
TF2 TF7
SPI_CSN NC/TP NC/TP +3.3Vstb
1 8
TF1 TF8
+3.3Vstb
A
R157 R157 R152 R152
4.7K 4.7K
10K 10K
SPI_CSN
SPI_SDO
FLASH_WP0N
FLASH_WP         
4
U1 U1
HDMI2-RX1N 1
RX1N_B
HDMI2-RX1P 2
RX1P_B
HDMI2-RX2N 3
RX2N_B
HDMI2-RX2P
4
RX2P_B
5
+3.3V_Normal
AVDD_MOD
HDMI1-CLKN
6
RXCN_A
HDMI1-CLKP 7
RXCP_A
HDMI1-RX0N 8
RX0N_A
HDMI1-RX0P 9
RX0P_A
HDMI1-RX1N 10
RX1N_A
HDMI1-RX1P
11
RX1P_A
HDMI1-RX2N 12
RX2N_A
HDMI1-RX2P
13
RX2P_A
VGA_HSYNC 14
HSYNC0
RGB0_B+ 15
BIN0P
RGB0_G+
16
GIN0P
RGB0_G-
17
GIN0M
RGB0_R+
18
MSD3393LU MSD3393LU
RIN0P
VGA_VSYNC 19
VSYNC0
20
+3.3V_Normal
AVDD3P3_ADC
RGB0_R+ RGB1_B+ 21
BIN1P
RGB0_G- RGB1_SOG
22
SOGIN1
RGB0_G+ RGB1_G+
23
GIN1P
RGB0_B+ RGB1_G-
24
GIN1M
RGB1_R+
25
RIN1P
26
VSYNC1
CVBS1+
27
CVBS1
CVBS0+ 28
CVBS0
RGB1_R+ CVBS_VCOM
29
VCOM
RGB1_G-
30
CVBS_OUT1
RGB1_G+
31
VDDC
VDDC
RGB1_B+ 32
+3.3V_AU AVDD_AU33
RGB1_SOG LINEIN_R0 33
AUR0
LINEIN_L0
34
AUL0
LINEIN_R1 35
AUR1
LINEIN_L1
36
AUL1
AU_VAG 37
VAG
AU_VRM 38
CVBS1+
VRM
CVBS0+
MSD3393LU MSD3393LU
LINEIN_L0
LINEIN_R0
AU_VRM
AU_VAG
3.3V-TUNER
C167 C167 C169 C169 C168 C168
Close to Mstar IC
2.2uF 2.2uF 2.2uF 2.2uF 0.1uF 0.1uF
R128 R128
10K 10K
L100 L100
0R 0R
IFAGC R133 R133
C163 C163
22nF 22nF
XTAL
CHIP_CONFIG
{IPAD_PWM1, PAD_PWM0}
C1
R127 0R R127 0R C126 C126
XTALO
B51_NO_EJ
15pF 15pF 4'h00
C1=C2=2*CL-5
R132 R132
Y1 Y1
1M 1M PWM1 R165 R165 4.7K 4.7K
24.000MHz 24.000MHz
PWM0 R166 R166 4.7K 4.7K
C2
C125 C125
XTALI
15pF 15pF
NOTE: 30PPM
LED
5Vstb
R240 R240
R236 R236
4.7K 4.7K
ON 4.7K 4.7K
R239 R239
OFF
LED_R
NC/4.7K NC/4.7K
R248 4.7K R248 4.7K
R242 R242
1
100R 100R
R278 R278
LED
1K 1K 1 Q202 Q202
PWR-ON/OFF
3904 3904
C278 C278
100pF 100pF
LED   PWR-ON/OFF    
RP33X4 RP33X4 RP11 RP11
SPI_SCK SPI_Flash-SCK
SPI_CSN SPI_Flash-CSN
SPI_SDI SPI_Flash-SDI
SPI_SDO SPI_Flash-SDO
+3.3Vstb
U18 U18
R146 R146
1 8 27R 27R
CE# VDD
VCC-FLASH
2 7
SO HOLD#
C158 C158
3 6 SPI_SCK 0.1uF 0.1uF
WP# SCK
4 5 SPI_SDI
VSS SI
EN25F32 EN25F32
!  " # $ % 
- 25 -
3 2
102 KEY1
SAR1
101 KEY0
SAR0
100
+3.3V_Normal
AVDD_MOD
USB1_D+
99
DP_P1
98 USB1_D-
DM_P1
USB2_D+
97
DP_P0
96 USB2_D-
DM_P0
95 System-RST
RESET
94 VBL_CTRL
INT/GPIO64
93 IR-in
IRIN
HDMI-CEC
92
CEC
91
TEST
UART-RX
90
DDCA_CK
89 UART-TX
DDCA_DA
88 HDMI-ARC
ARC
SPI_Flash-SCK
87
SPI_CK
SPI_Flash-CSN
86
SPI_CZ
SPI_Flash-SDI
85
SPI_DI
84 SPI_Flash-SDO
SPI_DO
PWM0
83
PWM0
82 PWM1
PWM1
HDMI1-HPDIN
81
HOTPLUG_A
HDMI0-HPDIN
80
HOTPLUG_C/D
R7_RXO0-
79
LDE/LVB0M
R6_RXO0+
78
LCK/LVB0P
77 R5_RXO1-
LVB1M
R4_RXO1+
76
LVB1P
75 R3_RXO2-
LVB2M
R2_RXO2+
74
LVB2P
73
+3.3V_Normal
AVDD_MOD
G7_RXO3-
72
LVB3M
71 G6_RXO3+
LVB3P
70 G3_RXE0-
LVA0M
G2_RXE0+
69
LVA0P
68 G1_RXE1-
LVA1M
G0_RXE1+
67
LVA1P
66 B7_RXE2-
LVA2M
65 B6_RXE2+
LVA2P
Pin57 MHL_VBUS-EN DVD_ON/OFF
LVDS CONNECTOR
PWR-ON/OFF
PWR-ON/OFF
PWM0
BRI_ADJ
PWM1
ON_PANEL
VBL_CTRL
VBL_CTRL
DVD_ON/OFF
DVD_ON/OFF
ARC_DET
ARC_DET
AMP-MUTE
AMP-MUTE
TUNER_SCL
TUNER_SCL
TUNER_SDA
TUNER_SDA
IFAGC-T
ARC_DET AMP-MUTE AMP-MUTE PM
R279 NC/4.7K R279 NC/4.7K
DVD_ON/OFF
+3.3V_Normal
R280 4.7K R280 4.7K
AMP-MUTE
R281 R281
10K 10K
H1 H1
4
3
2
1
4p,GND 4p,GND
KEY&IR BOARD
LED_G
+3.3Vstb
Q203 Q203
3904 3904
KEY PAD
LED_R
RD47 RD47
LED_G RD48 RD48 10R 10R
10R 10R
IR-in RD49 RD49 1K 1K IRDAT
KEY0 KEY0-in
RD52 RD52 1K 1K
KEY1 RD53 RD53 1K 1K KEY1-in
5Vstb
C41 C41
10uF 10uF IRIN
Model No.:
1
VDDC 1.2V
VDDC
C129 C129
C135 C135 C141 C141 C136 C136 C156 C156
2.2uF 2.2uF
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
CC0603 CC0603
DDR2 1.8V 3.3V audio 3.3V MPLL
+1.8V_DDR2
+3.3V_Normal +3.3V_Normal
+3.3V_AU +3.3V_PLL
L105 L105 FB FB L106 L106
FB FB
C120 C120 C121 C121 C122 C122
2.2uF 2.2uF 0.1uF 0.1uF 0.1uF 0.1uF C155 C155 C151 C151
0.1uF 0.1uF 0.1uF 0.1uF
3.3V
+3.3V_ADC
+3.3V_Normal
FB FB
L104 L104
C153 C153 C159 C159
2.2uF 2.2uF C161 C161 C154 C154 C146 C146 C152 C152 C147 C147 2.2uF 2.2uF C142 C142
CC0603 CC0603 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF CC0603 CC0603 0.1uF 0.1uF
Audio Line Out
LINE3OUT_L
LINEOUT_APML
C172 C172 R155 R155
1nF 1nF 220K 220K
LINE3OUT_R
LINEOUT_APMR
C178 C178 R153 R153
1nF 1nF 220K 220K
Close to Mstar IC
J1 J1
2*20Pin-2.0mm 2*20Pin-2.0mm
2 1
GND GND
R6_RXO0+ 4 3 R7_RXO0-
RO0+ RO0-
R4_RXO1+ 6 5 R5_RXO1-
RO1+ RO1-
R2_RXO2+ 8 7 R3_RXO2-
RO2+ RO2-
B4_RXEC+ B5_RXEC-
10 9
ROC+ ROC-
G6_RXO3+ G7_RXO3-
12 11
RO3+ RO3-
14 13
RO4+ RO4-
16 15
GND GND
G2_RXE0+ 18 17 G3_RXE0-
+3.3V_Normal
RE0+ RE0-
G0_RXE1+ G1_RXE1-
20 19
RE1+ RE1-
B6_RXE2+ 22 21 B7_RXE2-
RE2+ RE2-
B4_RXEC+ B5_RXEC-
24 23
REC+ REC-
B2_RXE3+ B3_RXE3- RD41 RD41
26 25
RE3+ RE3-
28 27
RE4+ RE4-
30 29 1K 1K
GND GND
32 31 LCD_OP#
GND LCDOP
VCC-Panel
34 33
VCC VCC
VCC-Panel
36 35
RD46 RD46
VCC VCC
38 37
VCC VCC
NC/0R NC/0R
PANEL_ON/OFF 40 39 OVERDRIVER
OP2 OP1
+3.3V_Normal
R282 R282 R283 R283
4.7K 4.7K 4.7K 4.7K RD50 RD50 RD51 RD51
NC/4.7K NC/4.7K NC/4.7K NC/4.7K
TUNER_SCL RD54 NC/33R RD54 NC/33R PANEL_ON/OFF
TUNER_SDA RD55 NC/33R RD55 NC/33R OVERDRIVER
RD57 RD57 RD58 RD58
NC/0R NC/0R NC/0R NC/0R
5Vstb
IR IR
10
10
9
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
J2 J2
IRDAT
Title Title Title
MSD3393 MSD3393 MSD3393
Size Size Size Document Number Document Number Document Number Rev Rev Rev
MAIN CHIP MAIN CHIP MAIN CHIP
1.0 1.0 1.0
Custom Custom Custom
Date: Date: Date: Friday, January 04, 2013 Friday, January 04, 2013 Friday, January 04, 2013 Sheet Sheet Sheet 2 2 2 of of of 9 9 9
1
D
C
B
A