H-BUSTER HBTV-32D02FD, Руководство по обслуживанию

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33
TV+ TV-
Tuner_SCL Tuner_SDA
I2C-SCL I2C-SDA
Tuner_SDA
TV1-V
SIFPOUT
TV-SIFM TV-SIFP
SIFP SIFM
SIFPOUT TV_CVBS
AFT
AFT
TV_CVBS
Tuner_SCL
+5V
5V-OUT
2.5V_TUNER
+5V
3.3V_TUNER
+5V
1.2V_TUNER
3.3V_TUNER
33V_Normal
+12V
BB_5V
5V_TUNER
B1_5V
B2_2.5V B3_3.3V B4_1.2V
BB_5V B1_5V B2_2.5V B3_3.3V B4_1.2V
+5V
3.3V_TUNER
3.3V_TUNER
3.3V_TUNER
TV+
3
TV-
3
I2C-SCL
3,10,11
I2C-SDA
3,10,11
SIFP
3
SIFM
3
DEVICE_RST
3
T_AFT
3 TS_CLK
3
TS_DATA
3
TS_VLD
3
TS_SYNC
3
RFAGC_SW
3
RF_SW
120mA 360mA
closed to tuner
closed to tuner
60mA 60mA
closed to tuner
120mA
closed to tuner closed to tuner
2009-07-16
2009-07-16
2009-07-16
R198
100R
R198
100R
R196
100R
R196
100R
VIN
3
GND
1 VOUT
2
Vout
4
N1201
AMS1117-1.2V
N1201
AMS1117-1.2V
R391 220R R391 220R
VIN
3
GND
1 VOUT
2
Vout
4
N1202
AMS1117-ADJ
N1202
AMS1117-ADJ
C1448 0.1u C1448 0.1u
R516
0R
R516
0R
C1449 2.2u C1449 2.2u
R197 2.7K R197 2.7K
L1311
FB220/300mA
L1311
FB220/300mA
C209 10p C209 10p
R199 10K R199 10K
R389
47R
R389
47R
C202
47n
C202
47n
L82 FB220/300mA L82 FB220/300mA
C1460 0.1u C1460 0.1u
1
2 3
Q31 MMBT3904 Q31 MMBT3904
VIN
3
GND
1 VOUT
2
Vout
4
N1204
AMS1117-ADJ
N1204
AMS1117-ADJ
R200 10K R200 10K
C1443 2.2u C1443 2.2u
R392
0R
R392
0R
C300 0.1u C300 0.1u
C1225 2.2u C1225 2.2u
R513 110_1% R513 110_1%
C1201 0.1u C1201 0.1u
C292 1n C292 1n
1
2 3
Q26 MMBT3904 Q26 MMBT3904
R260 4.7K R260 4.7K
GND
2
VOUT
3
VIN
1
GND
4
N1
LM7805
N1
LM7805
C1457 0.1u C1457 0.1u
C204 33p C204 33p
C203
0.1u
C203
0.1u
R261
100R
R261
100R
RF_SW
1
GAIN_SW
2
AFT
5
SPBVAL
16
SRDT
17
SRCK
18
BB(BOOSTER)
3
B1_5V
4
SIF
6
RESET
11
SCL
13
RSEORF
14
SBYTE
15
SDA
12
VIDEO
7
B2_2.5V
8
B3_3.3V
9
B4_1.2V
10
SHIELD
19
SHIELD
20
SHIELD
21
SHIELD
22
SHIELD
23
U51
VA1G5BF8021
U51
VA1G5BF8021
C1446 0.1u C1446 0.1u
+
C220 100uF/16V
+
C220 100uF/16V
R512
120_1%
R512
120_1%
L1304 FB220/300mA L1304 FB220/300mA
L1202
NC/FB/100mA
L1202
NC/FB/100mA
R192
75R
R192
75R
L1313
FB220/300mA
L1313
FB220/300mA
C1222 2.2u C1222 2.2u
C206
0.1u
C206
0.1u
R501 120_1% R501 120_1%
C1312 0.1u C1312 0.1u
+
C243 100uF/16V
+
C243 100uF/16V
R194
75R
R194
75R
L1310 FB220/300mA L1310 FB220/300mA
7 5 3 1
8 6 4 2
RP21 56RX4
7 5 3 1
8 6 4 2
RP21 56RX4
C1447 2.2u C1447 2.2u
C1313 1n C1313 1n
R514
180_1%
R514
180_1%
C360 1n C360 1n
R191
47R
R191
47R
C205 33p C205 33p
R381
100R
R381
100R
C207 0.1u C207 0.1u
R195
47R
R195
47R
+
C1456 100uF/16V
+
C1456 100uF/16V
C1451 2.2u C1451 2.2u
C1459 0.1u C1459 0.1u
C210 10p C210 10p
R216 2.2R/2W R216 2.2R/2W
+
C1441 100uF/16V
+
C1441 100uF/16V
C201
47n
C201
47n
C1440 1n C1440 1n
C1217 0.1u C1217 0.1u
R368
6.8K
R368
6.8K
C1463 2.2u C1463 2.2u
R217 2.2R/2W R217 2.2R/2W
C303 10uF/6.3V C303 10uF/6.3V
+
C1445 100uF/16V
+
C1445 100uF/16V
C1444 1n C1444 1n
R209 10K R209 10K
R369 22K R369 22K
+
C291 10uF/16V
+
C291 10uF/16V
L1312
FB220/300mA
L1312
FB220/300mA
R387
0R
R387
0R
C1450 1n C1450 1n
C219 0.1u C219 0.1u
C1464 10uF/6.3V C1464 10uF/6.3V
C208 1n C208 1n
R388
0R
R388
0R
R193 NC R193 NC
C1453 1n C1453 1n
C1219 0.1u C1219 0.1u
1
2 3
Q30 MMBT3904 Q30 MMBT3904
C1216 0.1u C1216 0.1u
C1458 0.1u C1458 0.1u
1
3 2
Q34 MMBT3904 Q34 MMBT3904
R515 NC R515 NC