海信电视LED24K16-2242-D主板维修图纸

2
靠近芯片
2
C310 2.2uF
C129 0.1uF
C128 0.1uF
C121 0.1uF
C122 0.1uF
C123 0.1uF
C124 0.1uF
C125 0.1uF
C127 0.1uF
C126 0.1uF
C133 0.1uF
C139 0.1uF
C140 0.1uF
C339 2.2uF PWR-ON
1 2 R6
47K 1
PWR-ON/OFF
PWR-ON/OFF
2
C
C145 0.1uF
R51 10K R52
2
2
1 C157 2 1uF 3 4
S1 S2 S3 G2
D1 D2 D3 D4
8 7 6 5
1
2
1
CA9 100uF/16V
C393 4.7uF 5VAIN N1 MP1482 L11 10uH/2A FB0603 VCC1.26V
2 R4
1 4.7K
1 R5
2 NC/0
R19 10K
1
C51 1uF
2
R2 10K
R10 10K
4.7K
1
3
R15 4.7K V4 3904
1
3
1 R12
V3 3904
02
BL-ON/OFF
CA6 C301 100uF/16V 0.1uF
R20
NC
1K 2
BL-ADJUST
R375 2.2K
1
1
靠近N15
2
2
NC/FB220
3
5VAIN
3
1K
L16
2 1 2
R373 100K
VCC EN COMP
OUT
3 2
2
C300 10nF
1 2 1 2 1
C302 CA11 C303 R374 0.1uF 220uF/16V 10uF 6.04K/1% CA13 220uF/16V 2 R395 R376 NC 16K/1% ADJ-PWM0 ADJ-PWM0 R11 4.7K R9 4.7K 1 R23
2
R348 NC/10K
C201 0.1uF
2
VD106
Normal Power 2.5V
2.5V_Normal ADC2P5 FB0603 C102 0.1uF C103 0.1uF C109 0.1uF C105 0.1uF C110 0.1uF AVDD2P5_MOD AU25 AVDD25_DEMOD L14
1
1
1 2 C158 20pF
XTALO RP10 33 8 7 6 5 100 100 KEY1-SAR1 KEY0-SAR0 SPI-CS0N SPI-SDO SPI-SDI SPI-SCK SPI_WP0N HDMI_HP1 AVDD_NODIE
AVDD_PLL
2
1 2 C161 20pF
N21 APX810-29 L107 FB/220
100 100 C315 10nF
1.8V-MIU0 N19 DDR2_512Mb
2
A1 E1 J9 M9 R1
1uF
VDD VDD_59 VDD_16 VDD_8 VDD_39
VDDL
A_MDATA2 MDDR_VREF A_MDATA0 A_MDATA7 A_MDATA13 A_MDATA10
A_MDATA8 A_MDATA15 A_MDQSUZ A_MDQSU
5VAIN
R377 2.2/2W
N15 AP1084-ADJ TO-252 3 VIN VOUT
C149 0.1uF
C150 0.1uF
C151 0.1uF
C152 0.1uF
C153 0.1uF
C154 0.1uF
C155 0.1uF
C156 0.1uF
22K
1
1.8V_DDR2
DDR2 1.8V
2
C197 C196 10uF/16V 0.1uF
1
1.8V_DDR2
1.8V-MIU0
+12V_TUNER
C199 1uF
B
V13 3904
System Power
Thursday, July 29, 2010
1
Rev A Sheet 1 of 7
5
2
4
3
2
5
4
3
2
1
1
System-RST AVDD_DDR_1.8V AVDD_DDR_1.8V AVDD_DDR_1.8V R55 100k C114 1nF Z1 24MHz R63 1M XTALI SPI_Flash-SCK SPI_Flash-SDI SPI_Flash-SDO SPI_CS0N 3 HDMI_HP1 4 UART-RX 4 UART-TX 1 PWR-ON/OFF 3 HDMI-CEC AVDD_DDR_1.8V
22 A_MCLK+ R380 22 A_MCLK-R381 22 22 22 22 22 22 A_UDQM A_LDQM A_LDQSP A_LDQSM A_UDQSP A_UDQSM A-MWEZ A-MCKE A-MBADR1 A-MBADR0 A-MADR0 A-MCASZ A-MRASZ A-MODT A-MBADR2 A-MADR1 A-MADR10 A-MADR3 A-MADR5 A-MADR7 A-MADR9 A-MADR12 A-MADR8 A-MADR6 A-MADR4 A-MADR2 A-MADR11 A-MADR13 A_MDATA11 A_MDATA12 A_MDATA9 A_MDATA14 A_MDATA4 A_MDATA3 A_MDATA1 A_MDATA6 A_MDATA15 A_MDATA8 A_MDATA10 A_MDATA13 A_MDATA7 A_MDATA0 A_MDATA2 A_MDATA5
A
CA15 100uF/16V L18
AVDD_DMPLL FB0603 C130 0.1uF
Normal Power 3.3V
33V_Normal L19 VDD33 AVDD_PLL FB0603
2
2
2
CA8 100uF/16V
C353 4.7uF
1
+2.5V_PGA
C354 4.7uF
Title C312 2.2uF C134 0.1uF C135 0.1uF C136 0.1uF C142 0.1uF
VDDC
3.3Vstb
VDD33
1 2 3 4
2
2
AVDD_DDR_1.8V
1.8V-MIU0
A_MCLK
R49 C314 NC/2.2pF A_MCLKZ R53 A_MDQMU A_MDQML A_MDQSL A_MDQSLZ A_MDQSU A_MDQSUZ A_MWEZ A_MCKE A_MBADR1 A_MBADR0 A_MADR0 A_MCASZ A_MRASZ A_MODT R195 R196 R199 R200 R197 R201
1N4148
1
2
1
2
C29 10uF
C30 0.1uF
GND
1
3
C31 10uF
C32 0.1uF
Power for USB
5VAIN L41 FB220 5V_USB
SOT-223 3.3V Power_Standby
5Vstb N2 AMS1117-3.3 SOT-223 2 VOUT 4 3 VINVOUT_3 C5 10uF C4 0.1uF 3.3Vstb L13 L15
1
1
FB0603 C101 FB0603 0.1uFAVSS_PGA AVSS_PGA
2
1
GND
1
2
1
SOT-223 3.3V Power_Normal
5VAIN
A
2
C7 10uF
C6 0.1uF
Standby Power 3.3V
3.3Vstb L17 AVDD_DVI AVDD_ADC AU33 AVDD_EAR33 AVDD_NODIE
5
4
3
2
1
12V
+12V
1 2
L32
FB220 C343 1uF VCC-A
12V to 5V
+12V VD108
12V L23 0.1uF C703 Power_Sub XP9 N10 APW7120 N6 APM7328 R778 0 FB220
2
FB/220 L106
1
1N4148 R771 C382 C705
2
V28 3904
2
1
1
2
1
2
1
5VS L34 FB0603
5Vstb 1.8V_DDR2
C304 3.3nF
2
2
1
8
C305 0.1uF
BST SS
2
1 4.7K R26 2
V8 3904
R24
4.7K1
3
1
3
C351 10uF
1
1
R50
10K PWR-ON
7 6
2
5VAIN
PWR-ON
R3
100
1
2
1
2
C11 10uF
C12 0.1uF
GND
C108 2.2uF
C14 0.1uF
1
3
N3 AMS1117-3.3 SOT-223 2 VOUT 4 VINVOUT_3
3.3V_Normal
1
FB0603 C311 2.2uF C115 0.1uF C116 0.1uF C117 0.1uF C118 0.1uF C131 0.1uF C137 0.1uF C132 0.1uF
2
1.8V Power for DDR
N26 AMS1117-ADJ SOT-223 2 VOUT 4 3 VINVOUT_3
2
C341 4.7uF
1
4
C340 4.7uF
GND
FB
5
Normal Power 1.2V
VCC1.26V VDDC AVDD1P2 L12 C309 2.2uF C89 0.1uF C95 0.1uF C90 0.1uF C96 0.1uF C91 0.1uF C97 0.1uF C98 0.1uF DVDD_DDR_1.2V
V=0.8*(1+R781/R774)
背光控制
5Vstb 5Vstb 3.3Vstb R14 2 ON_PBACK ON_PBACK R18 NC/4.7K
5VAIN
R7 4.7K
R8 1K
Power for 5VAIN
R1 2.2K 5VS L33 N24
C
3
AO4459
V1 3904
1
V2 3904
A_MADR13 A_MADR11 A_MADR8 A_MADR6 A_MADR4
A_MCLK A_MDATA5
MI2C-SDA
A_MADR2 A_MADR0 A_MCASZ A_MRASZ A_MODT A_MCLKZ
USB0_DP USB0_DM
UDM LDM
MI2C-SCL
C53
HDMI-CEC IRIN LED
GND
2
2
1
1
2
V5 3904
R25 NC/10K
C50 4.7uF
1
2
1
3
2
1
C306 2.2uF
C307 0.1uF
2
AVDD_DDR_1.8V
2 ON_PANEL
1
1
SOT-252 2.5V Power
5VAIN N13 AMS1117-2.5 SOT-223 2 VOUT 4 VINVOUT_3 2.5V_Normal
1
1
FB0603 C99 0.1uF
靠近芯片 C334 2.2uF
Power for Panel
+12V L7 L6 FB220 NC/FB220 C198 0.1uF R340 47K R346 N14 AO3401 2 3 VCC-Panel L22 NC/FB220 5VAIN C195 1uF 22K +12V N25 AO3401 2 3 R341 47K R347 PWR-ON R343 22K 1 R359 22K
1
MST6M48RXS
Size A2 Date: Document Number
2
R354 10K
1
2
R344
1K
1
V11 3904
3
B
R378 2.4K/1% R379 1K/1%
1
2 1
R345 10K
GND
CA14 C308 100uF/16V 0.1uF
R342
10K 1
3
V10 3904
2
12V
1
1
10
100uF/16V CA12
BOOT UGATE1
2
S1
D1
8
D
10uF/16V 0.1uF
+
2 5 6
C706 1uF/16v
VCC FB
PHASE OCSET
8 7
R780 15K
G1
D3
7
6 5 4 3 2 1
BL-ON/OFF BL-ADJUST
L98
3Байду номын сангаас
S3
D2
6
10uH 0.1uF C702 10uF C391 220uF/16V CA20 C725 220uF/16V CA21
XP14 5VS
5Vstb
1 2 3 4 5 6 7 8 9 10
12V XP8 Power_Sub
BL-ADJUST BL-ON/OFF AMP-Lout+ AMP-LoutAMP-RoutAMP-Rout+
12V
D
3
GND
LGATE
4
R779 0
4
G2
D4
5
4700P/50V R777
+
+
22
NC/1nF C704
R776 NC/10K R781 10K
13 12 11 10 9 8 7 6 5 4 3 2 1
ZJ/POWER_INPUT
AMP-Lout+ 2 AMP-Lout- 2 AMP-Rout- 2 AMP-Rout+2
PWR-ON
22 R775
BL-ADJUST BL-ON/OFF VCC-A
R774 1.8K