Service Manuals, User Guides, Schematic Diagrams or docs for : HAIER LCD LE42A950P HAIER+LE42A950P
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Service Manual
CONTENT
110W HTR-D3C
H420DFC-YA60
9.7
11.7
18
968*93*579
968*250*635
1135*160*685
LED
Warning
P101W200X140B
5 4 3 2 1
+12V_amp
+12V L32
D FB D
33V_Normal
33V_Normal
0.1uF/50V
0.1uF/50V R335 2.2
C246 C249 R458 10
C273 10uF
100uF/16V CA42 C278 10uF
0.1uF
0.1uF/50V
C247 C239 0.1uF/50V 0.1uF
C237
C238
44
45
40
41
34
35
13
27
2
3
U38
PVCC_A
PVCC_A
PVCC_B
PVCC_C
PVCC_D
PVCC_D
AVCC
PVCC
AVDD
DVDD
2 I2S_MCLK I2S_MCLK R512 22 15 1 2 1 AMP-Lout-
I2S_SCLK R502 22 MCLK OUT_A C356 L36
2 I2S_SCLK 21 SCLK
I2S_LRCLK R498 22 20 4 100nF/25V 22uH C355 C354
2 I2S_LRCLK LRCLK BST_A
2 I2S_SD0 I2S_SD0 R499 22 22 C257 330NF 330NF C352
SDIN 100nF/25V
BST_B 43 NC
2,5,11 M_SCL R382 22 24 C276 C353
R364 22 SCL AMP-Lout+
2,5,11 M_SDA 23 SDA OUT_B 46 2 1 330NF 330NF
C HP_MUTE_AMP 19 TAS5707 L38 C
PDN 22uH
8 NC
5 C167 1uF/2.2uF/16V
C275 4700pF VCLAMP_AB
11 PLL_FLTP
33V_Normal R479 470 C274 47nF 32 C282 1uF/2.2uF/16V
VCLAMP_CD
12 VR_ANA
C364 0.01uF
C321 4700pF 10 39 2 1 AMP-Rout-
R505 R509 R365 470 C254 47nF PLL_FLTM OUT_C C296 L37
R717 R457 200R 16 42 22uH C358 C289
NC OSC_RES BST_C 100nF/25V
12K 18K C283 330NF 330NF C347
C252 4.7uF 18 33 100nF/25V NC
C279 0.1uF VR_DIG BST_D C284 C297 AMP-Rout+
C266 NC/2200pF 6 36 2 1 330NF 330NF
R381 22K1 SSTIMER OUT_D L39
7 OC_ADJ
PGND_CD
PGND_CD
22uH
PGND_AB
PGND_AB
VREG 31
DVSSO
14
STEST
FAULT
AGND
DVSS
EPAD
AVSS
25
GND
RESET
33V_Normal C253
R385 10K 1uF/2.2uF/16V
47
48
37
38
17
9
28
30
29
26
49
R508 R511 2 RST_AMP RST_AMP R497 100 CN28
NC Speaker
10K C258 AMP-Rout+ 1
0.1uF AMP-Rout- 2
AMP-Lout- 3
AMP-Lout+ 4
B B
MUTE Circuit
Q47 3904
2 AMP-MUTE AMP-MUTE R488 10K 1
B R492 100
SOT
R501 0 C 3
5Vstb 0: Normal 2 E 23 EN=HIGH: OPERATING
+12V R484 NC 1 Mute EN=LOW MUTE
3
+5V R486 10K HP_MUTE_AMP
D18
BAV99
R495
1M Q52 3906
R489 47K 1 Q33 3904
B
2
1
SOT PWD_MT R494 1K 1
C 3 B R478 100
2 E 23 SOT
C 3
2 E 23
R496 C394
R491 R504 C361 22K NC/2.2uF
2.2M 100 2.2uF
A A
CA40
100uF/16V
Title
MST6I981BTA
Size Document Number Rev
A3 1.0
DEMOD&TUNER
Date: Monday, April 09, 2012 Sheet 1 of 1
5 4 3 2 1
5 4 3 2 1
POWER INPUT 5Vstb +5V
+12V CN16 Power_Main +12V 11 BRT_CNTL_IN BRT_CNTL_IN R73 NC/0
1 R11 R19
1 2 2 1K 1.2K
3 3 4 4
5Vstb 5 5 6 6 PB-ADJUST PB-ON/OFF R12 100 R74 NC/0 PB-ADJUSTR21 1K
7 7 8 8 11 BRT_CNTL_OUT
3
9 PW-ON/OFF-INV R14 R23
9 10 10 PB-ON/OFF C93 R15 Q45 1K ON_PBACK ON_PBACK 2 R24 Q46 4.7K ADJ-PWM2
11 11 12 12 1 ADJ-PWM2 2
0.1uF 22K 3904 2.2uF/NC C94 3904
2.43K/3.3V
3.3V
2
Standby:L
Normal: H PW-ON/OFF-INV R2 4.7K 5Vstb
R3 200
D D
3
Q17 1 PW_CTL
NC/3904 PW_CTL 2
R10 NC/4.7K
2
+5V_Standby 5Vstb
+5V
Q54
AO3401A
MP1482 +5V_USB R168
6I981BTA 1100MA +12V U17 L42 15uH C7
+12V 2 3 2 1
U1 VCC OUT 0.1uF
MP1482 L41 15uH VDDC1.20V VDDC R13 100K 7 C25 100K +
EN 10nF R16 CA22 C12
2 VCC OUT 3 2 1 6 COMP
+ 12K/1% 100uF/16V 0.1uF
R29 100K 7 CA23 C24 C28 1 +
EN C96 100uF/16V 0.1uF 3.9nF BST CA21 C27 C182 R248
6 COMP 8 SS
+ 10nF + 100uF/16V 0.1uF NC/10uF
CA13 C97 C98 1 CA14 R18
100uF/16V 0.1uF 8.2nF BST R34 100uF/16V C110 C165 C26 2.7K/1%
8 SS 0.1uF NC/10uF R17 0.1uF 47K
3
R31 100R/1% 6.8K 9 Q4
C128 shield PW-ON/OFF-INV R260 4.7K
4 GND FB 5 1
2.2K 0.1uF R32 3K/1%
2
4 5 R33 12K/1% 3904
GND FB
9 GND
R48
0R
VCC_VSENSE
VCC_VSENSE 2 USB POWER
C U4 AP1084-ADJ +1.5V_DDR C
VOUT 2 MAX 380MA
+5V 3 VIN Vout 4 C169 C152
GND
R36 C164
C109 100R 0.1uF NC/10uF
C108 10uF +5V_USB
1
10uF 0.1uF R38 22R
L19 panel POWER
TO252 NC/FB/3A
+12V
+2.5V_Normal
U6 AMS1117-2.5V L18 Q48
+5V_USB AO3401A
3 FB/3A
VIN VOUT 2 MAX 310MA R27
VCC-Panel
Vout 4 C2
GND
C127 C119 R44
2.2uF 0.1uF NC C114 C115 0.1uF
R47 10uF 0.1uF 100K
SOT223
1
0
R30 100K
3
5Vstb 3.3Vstb Q1
U2 AMS1117-3.3V 33V_Normal R26 PANEL_ON R25
4.7K 4.7K 1
3 VIN VOUT 2 C4
MAX 165MA
Vout 4
2
3
Q2 0.1uF 3904
GND
C111 C112 R43 2 PANEL_ON/OFF R28 4.7K 1
2.2uF 0.1uF NC C117 C120
10uF 0.1uF
SOT223
1
2
R46 3904
0R
33V_Normal
+5V
U5 AMS1117-ADJ MAX 90MA
3 VIN VOUT 2
C194 C204 Vout 4
GND
B 2.2uF 0.1uF R45 B
120/1% C177 C193
R49 2.2uF 0.1uF
1
200/1%
SOT223
8
9
8
9
8
9
8
9
H5 H10 H8 H9 7 1 7 1 7 1 7 1
NC
1 NC
1 NC
1 NC
1 2 2 2 2
HOLE H6 H14 H13 H11
6 3
H1
6 3
H2
6 3
H12
6 3
H15
5
4
5
4
5
4
5
4
NC
1 NC
1 NC
1 NC
1 PAD PAD PAD PAD
H7 H16 H3 H4
NC
1 NC
1 NC
1 NC
1
A A
Title
MST6I981BTA
Size Document Number Rev
A2 1.0
SYSTEM POWER
Date: Monday, April 09, 2012 Sheet 1 of 11
5 4 3 2 1
5 4 3 2 1
2011-6-10
1 V1.0 FOR ATV 197X100
D D
2011-10-21
1 DTV ATV
2 SLICON TUNER ON BOARD
2011-11-07
1 DTMB I2C
C C
B B
A A
Title
Size Document Number Rev
C <6I78 for haier>
Date: Monday, April 09, 2012 Sheet 1 of 1
5 4 3 2 1
5 4 3 2 1
A_DDR3_MCLK R315 10R A-DDR3_MCLK
A_DDR3_MCLKZ R316 10R A-DDR3_MCLKZ
AVDD_DDR0
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