Sharp LC-26SB25E Service Manual page 88

LC-26SB25E/S RU, LC-32SB25E/S / /RU , LC-42SB55E/S
4. MT5133 ASIC
1 2
DV18_12_DM FB230
1 2
600R/200mA
C280 C232 C245
A
10U 10V 100N 16V 100N 16V
DV33 FB231
1 2
600R/200mA
C281 C248 C233
10U 10V 100N 16V 100N 16V
B
DV33 FB234
2 1 4
600R/200mA
C292 C293
100N 16V 100N 16V
1
C
NC/27MHZ
(OSCILLATOR)
Reserved
D
E
F
G
H
1 2
/RU
3 4
DVDD12
AV33 FB233
Digital 1.2V Bypass Caps
1
C236 C234 C246 600R/200mA
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
XTALI
3
VCC OUT
NC/51R 1/10W C294
NC/22P 50V
2
EN GND
C231
Y230 R231 27P 50V
1MOHM +-5% 1/10W
27.000MHz
C286
CL=20P
27P 50V
TS0INDATA7 RN230
5 4
TS0INDATA6
6 3
TS0INDATA5
7 2
TS0INDATA4
8 1
8P4R 33 OHM +-5% 1/16W
TS0INDATA3
TS0INDATA2
TS0INDATA1
TS0INDATA0
R238
AOSDATA4
TS0INVALID
1K 1/10W 5% TS0INSYNC
TS0INCLK
3 4
5 6 7
ADVDD33_1 AV33 FB232
Analog 3.3V Bypass Caps
2 1 2
600R/200mA
C283 C238 C239
C243 10U 10V 100N 16V 100N 16V
100N 16V
C230
FAT_IN-
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
U231
1 36
AVSS33_3 RF_AGC
2 35
AVSS33_2 IF_AGC
XTALI
3 34
XTALI VDD3.3
XTALO
4 33
XTALO GPIO0
AVDD33
5 32
AVDD33_2 /RESET
6 31
ALC_IN XTAL_SEL1
DVDD12 MT5133_48-PIN
7 30
VDD1.2 XTAL_SEL0
8 29
DGND1.2 DGND3.3
9 28
TSDATA7 VDD3.3
10 27
TSDATA6 VDD1.2
11 26
TSDATA5 HOST_SDA
DVDD33
12 25
VDD3.3 HOST_SCL
RN231
5 4
6 3
7 2
8 1
8P4R 33 OHM +-5% 1/16W
R239
0R05 1/10W 5%
TS0INERR RN232
5 4
6 3
7 2
8 1
8P4R 33 OHM +-5% 1/16W
C282 C237
10P 50V NC/120pF
5 6 7
88
8 9
AVDD33
1,2,3,5,6,7,8,9,10,11,12,13,14,15,16,17
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 MT5133
MT5133_IF_AGC R241 IF_AGC
1K 1/10W 5%
C285
47N 16V
MT5133_IF_AGC
DVDD33
R233
RESET/ 100 OHM +-5% 1/10W CHN_DEC_RESET
R242 1K 1/10W 5%
DVDD33
DVDD12 R234
SIF_SDA 0R05 1/10W 5% MAIN_SDA
SIF_SCL MAIN_SCL
R235
0R05 1/10W 5%
The item of this page start from "230"
8 9
10 11
GND
GND
A
MAIN_SDA
6,11 MAIN_SDA
MAIN_SCL
6,11 MAIN_SCL
CHN_DEC_RESET
6 CHN_DEC_RESET
DEMOD CONTROL
IF_AGC
3 IF_AGC
TUNER_SCL1
3 TUNER_SCL1
TUNER_SDA1
3 TUNER_SDA1
TUNER CONTROL
B
FAT_IN-
3 FAT_IN-
FAT_IN+
3 FAT_IN+
TUNER SIGNAL
TS0INDATA[0..7]
10 TS0INDATA[0..7]
TS0INSYNC
10 TS0INSYNC
TS0INVALID
10 TS0INVALID
TS0INCLK
10 TS0INCLK C
TS TO MT8295
TS_CKO
3,10 TS_CKO
TS_SYNCO
3,10 TS_SYNCO
TS_VALIDO
3,10 TS_VALIDO
TS_DATAO
3,10 TS_DATAO
TS FROM MT8295
DV33
D
1,2,5,6,9,10,15,16,17 DV33
DV18_12_DM
2 DV18_12_DM
AV33
2,7,15,16,17 AV33
AOSDATA4
16 AOSDATA4 E
C230 B6 C231 E4 C232 A2
C233 B3 C234 A3 C235 B4
C236 A3 C237 H6 C238 A7
C239 A7 C240 B3 C241 A8
C242 A8 C243 A5 C245 A3
F
C246 A4 C247 B3 C248 B2
C249 A7 C278 B4 C279 C6
C280 A2 C281 B2 C282 H5
C283 A6 C284 C6 C285 D9
C286 E4 C287 B6 C288 B5
C289 C6 C290 D5 C292 C1
C293 C2 C294 C4 FB230 A1
FB231 A1 FB232 A6 FB233 A5
FB234 C1 L230 B5 RN230 E4
G
RN231 G5 RN232 G6 R230 C7
R231 E4 R232 C7 R233 E8
R234 F8 R235 F8 R238 G4
R239 G5 R240 C3 R241 D8
R242 E8 U231 E6 X230 C3
H
10 11