Haier LT42M1CF Service Manual page 45

42"LCD TV
DV18_12_DM FB230
1 2
600R/200mA
C280 C232 C245
10U 10V 100N 16V 100N 16V
DV33 FB231
1 2
600R/200mA
C281 C248 C233
10U 10V 100N 16V 100N 16V
DV33 FB234
2 1
600R/200mA
C292 C293
100N 16V 100N 16V
U231
1
AVSS33_3
2
AVSS33_2
XTALI 3
XTALI
XTALO 4
XTALO
AVDD33 5
AVDD33_2
6
ALC_IN XTAL_SEL1
DVDD18 7 MT5133_48-PIN
VDD1.2 XTAL_SEL0
8
DGND1.2
11 9
TSDATA7
12 10
TSDATA6
13 11
TSDATA5 HOST_SDA
DVDD33 12
VDD3.3 HOST_SCL
If Stuff MT5131
C279,C284,C290=0.1uF
Component C289=10uF
R236,R237=4.7K
C244,C291=0.1uF
DVDD18
Digital 1.8V Bypass Caps AV33
C236 C234 C246
100N 16V 100N 16V 100N 16V
DVDD33
Digital 3.3V Bypass Caps
C240 C247 C278 C235
100N 16V 100N 16V 100N 16V 100N 16V
X230
R240
4 3 XTALI
VCC OUT
NC/51R 1/10W
C294
1 2 NC/22P 50V
EN GND
NC/27MHZ
(OSCILLATOR)
Reserved
Y 230 R231
1MOHM +-5% 1/10W
27.000MHz
CL=20P
TS0INDATA7 5
TS0INDATA6 6
TS0INDATA5 7
TS0INDATA4 8
8P4R 33 OHM +-5% 1/16W
36
RF_AGC
35 MT5131_IF_AGC
IF_AGC
34 DVDD33
VDD3.3
33
GPIO0
32 RESET/
/RESET
31
30
29
DGND3.3
28 DVDD33 TS0INDATA3
VDD3.3
27 DVDD18 TS0INDATA2
VDD1.2
26 SIF_SDA TS0INDATA1
25 SIF_SCL
R238
AOSDATA4
1K 1/10W 5%
If Stuff MT5133
C279,C284,C290=220nF
C289=NC
R236,R237=NC
C244,C291=NC
FB233 ADVDD33_1 AV33 FB232
Analog 3.3V Bypass Caps
1 2 1 2
600R/200mA 600R/200mA
C283 C238
C243 10U 10V 100N 16V 100N 16V
100N 16V
FAT_IN- C230
1N 50V
L230 C288
NC/0.22uH NC/47PF 50V
FAT_IN+ C287
1N 50V
C279 C284
220N 16V 220N 16V
C289
NC/10U 10V
C290
220N 16V
U230
AVDD33 1
AVDD
C231 2
AVSS
27P 50V 3
NC
4
AVSS
C286 XTALI 5
XTALI
27P 50V XTALO 6
XTALO
AVDD33 7 NC/MT5131PE
AVDD
8
ALC_IN
DVDD18 9
VDD1.8
10
DGND
RN230 4 11 11
TSDATA7
3 12 12
TSDATA6
2 13 13
TSDATA5
1 DVDD33 14
VDD3.3
15
DGND
16 16
TSDATA4
5 RN231 4
6 3
7 2
8 1
8P4R 33 OHM +-5% 1/16W
TS0INDATA0 R239
0R05 1/10W 5%
TS0INERR 5 RN232 4
TS0INVALID 6 3
TS0INSY NC 7 2
TS0INCLK 8 1
8P4R 33 OHM +-5% 1/16W
C282 C237
10P 50V NC/120pF
45
Haier LT42M1CFA&LT42M1CF
AVDD33
2,3,4,6,7,8,9,10,11,12,13,14,15,16,17,18
C239 C249 C241 C242
100N 16V 100N 16V 100N 16V
R230 TUNER_SCL1
0R05 1/10W 5%
R232 TUNER_SDA1
0R05 1/10W 5%
CLOSE TO MT5131
MT5131_IF_AGC R241 IF_AGC
1K 1/10W 5%
C285
47N 16V
48 DVDD33
VDD3.3
47 DVDD33
SA2
46
SA1
45 R236 NC/4K7 1/10W 5%
SA0
44
CLK_SEL
43
SLEEP
42 R233
NC
41 RESET/ 100 OHM +-5% 1/10W CHN_DEC_RESET
/RESET
40
NC
39 R242 1K 1/10W 5%
NC
38
DGND
37 DVDD33
VDD3.3
36
DGND
35 DVDD18
VDD1.8
34
LOCK
33 R237 DVDD33 DVDD33
XTAL_SEL
NC/4K7 1/10W 5%
C291
NC/100N 16V
R234 MAIN_SDA
0R05 1/10W 5%
R235 MAIN_SCL
0R05 1/10W 5%
The item of this page start from "230"
T P V ( Top Victory Electronics Co . , Ltd. ) OEM MODEL
T2913-1-Haier42 TPV MODEL
絬 隔 瓜 絪 腹
Key Component 05. MT5133 ASIC PCB NAME
Date Friday , April 11, 2008 Sheet
GND
GND
MAIN_SDA
7,12 MAIN_SDA
MAIN_SCL
7,12 MAIN_SCL
CHN_DEC_RESET
7 CHN_DEC_RESET
DEMOD CONTROL
IF_AGC
4 IF_AGC
TUNER_SCL1
4 TUNER_SCL1
TUNER_SDA1
4 TUNER_SDA1
TUNER CONTROL
FAT_IN-
4 FAT_IN-
FAT_IN+
4 FAT_IN+
TUNER SIGNAL
TS0INDATA[0..7]
11 TS0INDATA[0..7]
TS0INSY NC
11 TS0INSY NC
TS0INVALID
11 TS0INVALID
TS0INCLK
11 TS0INCLK
TS TO MT8295
TS_CKO
4,11 TS_CKO
TS_SY NCO
4,11 TS_SYNCO
TS_VALIDO
4,11 TS_VALIDO
TS_DATAO
4,11 TS_DATAO
TS FROM MT8295
DV33
2,3,6,7,10,11,16,17,18 DV33
C244
NC/100N 16V DV18_12_DM
3 DV18_12_DM
AV33
3,8,16,17,18 AV33
AOSDATA4
17 AOSDATA4
C230 B6 C231 D4 C232 A2
C233 B2 C234 A3 C235 B4
C236 A3 C237 G6 C238 A7
C239 A7 C240 B3 C241 A8
C242 A8 C243 A5 C244 D9
C245 A2 C246 A4 C247 B3
C248 B2 C249 A7 C278 B4
C279 C6 C280 A2 C281 B2
C282 G5 C283 A6 C284 C6
C285 C8 C286 D4 C287 B6
C288 B6 C289 C6 C290 C5
C291 E8 C292 C1 C293 C2
C294 C4 FB230 A1 FB231 A1
FB232 A6 FB233 A5 FB234 C1
L230 B6 RN230 E5 RN231 F5
RN232 G6 R230 B7 R231 D4
R232 B7 R233 E8 R234 G7
R235 G7 R236 D8 R237 E8
R238 G4 R239 F5 R240 C3
R241 C8 R242 E8 U230 D6
U231 E1 X230 C2 Y230 D4
Haier 42" MAIN BOARD Size Custom
E428M2NBW9H3N Rev 1
715T2913-1
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