Hisense LTDN32k316AM, Руководство по обслуживанию, Страница: 44 / 49

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
closed to Demod
60mA
closed to Demod
120mA
靠近
MSD1328
放置
close together
SAW Drive
靠近
tuner
放置
靠近 tuner 放置
TUNER POWER
TC90517
DEMO POWER
Close to tuner
AGC CIRCUIT
I2C
地址
30
closed to Demod
RF_AGC_SEL
0: DTV
1: ATV
R1
R2
R3
R1
远大于
R2
R3,R4 电阻必须取比较大值 , 否则会影响 IF-AGC 信号 .
R4
Close Tuner
T_I2C_TSCL
T_I2C_TSDA
T_I2C_TSCL
T_I2C_TSDA
5V_B1
IF_AGC_T
IF_TV IF_TV_1
IF_TV
IF_TV
T-IF-AGC
T_I2C_TSCL
#IF_OUT
T_I2C_TSDA
IF_OUT
IF_AGC
T-IF-AGC IF_AGC_T RF_AGC IF_AGC_T
IF_OUT
#IF_OUT
B3_3.3V
B4_1.2V
3.3V_Demod +5V
1.2V_Demod 3.3V_Demod
+12V
VIF_12V
+12V 5V_Tuner
5V_B1
PLLVDD
3.3V_Demod
B4_1.2V
B3_3.3V
+5V
B3_3.3V
B4_1.2V
B4_1.
2V
AD_AVDD
B4_1.
2V
B4_1.2V
PLLVDD
3.3V_Demod
3.3V_Demod
B3_3.
3V
AD_DVDD
B4_1.
2V
B3_3.
3V
DR2
VDD
3.3V_Demod
2.5V_Demod
AD_DVDD
AD_AVDD 2.5V_Demod DR2VDD
3.3V_Demod
5V_Tuner 5V_Tuner
I2C-SCL-TUNER 2
I2C-SDA-TUNER 2
#IF_OUT
IF_OUT
VIFM 2
VIFP 2
TS1_OUT_D7 2
#IF_OUT 2,9
IF_OUT 2,9
TS1_OUT_D5 2
TS1_OUT_D1 2
TS1_OUT_D2 2
TS1_OUT_D3 2
Demod_RST# 2
TS1_OUT_CLK 2
TS1_OUT_D0 2
TS1_OUT_VLD 2
TS1_OUT_D4 2
TS1_OUT_SYNC 2
I2C-SCL 2
I2C-SDA 2
TS1_OUT_D6 2
TS1_OUT_D[7:0] 2
I2C-SCL-TUNER 2
I2C-SDA-TUNER 2
RF_AGC_SW 2
RF_AGC 2
VIFM 2
VIFP 2
Title
Size Document Number Rev
Date: Sheet of
MSD1328BX
1.0
6 12
TV Interface A2
Thursday, December 22, 2011
Title
Size Document Number Rev
Date: Sheet of
MSD1328BX
1.0
6 12
TV Interface A2
Thursday, December 22, 2011
Title
Size Document Number Rev
Date: Sheet of
MSD1328BX
1.0
6 12
TV Interface A2
Thursday, December 22, 2011
RP34 33R RP34 33R
1 8
2
3
4
5
7
6
C298 10n/50V C298 10n/50V
N22
HS8601
N22
HS8601
IN2
2
OUT1
4
GND
3
OUT2
5
IN1
1
C355
10p/50V
C355
10p/50V R464
100k R464
100k
R369
1k/NC R369
1k/NC
C264
100n/16V
C264
100n/16V
C294
100n/16V
C294
100n/16V
R351
1M R351
1M
C510
47p/50V
C510
47p/50V
R479 220R R479 220R
Z3
JAS4K Z3
JAS4K
1
2
C247
1n/50V
C247
1n/50V
R383
10k
R383
10k
C271
100n/16V
C271
100n/16V
R682
33R
R682
33R
C311
1u/16V
C311
1u/16V
C250
10u/25V C250
10u/25V
R362
4.7k
R362
4.7k
R353 33R R353 33R
R
361
10k
R
361
10k
C257 100n/16V C257 100n/16V
R
358
10k
R
358
10k
C278
100n/16V
C278
100n/16V
C327
100n/16V
C327
100n/16V
C296
10n/50V/NC
C296
10n/50V/NC
R468 10k R468 10k
C259
1u/16V
C259
1u/16V
C304
100n/16V
C304
100n/16V
C381
10u/10V
C381
10u/10V
R395
10k/NC
R395
10k/NC
R396
10k/NC
R396
10k/NC
C253
100n/16V C253
100n/16V
R346 33R R346 33R
R478 220R R478 220R
R339
4.7k R339
4.7k
C279
100n/16V
C279
100n/16V
R387
22R/NC
R387
22R/NC
R341 100R R341 100R
R370 33R R370 33R
C215
1u/16V
C215
1u/16V
C282 100n/16V C282 100n/16V
C382
100n/16V
C382
100n/16V
R367
1k R367
1k
L27
BLM18PG121SN1/NC
L27
BLM18PG121SN1/NC
C258
18p/50V
C258
18p/50V
C273
1u/16V
C273
1u/16V
R
345
10k
R
345
10k
C285
100n/16V
C285
100n/16V
R390
6.8k R390
6.8k C511
150p/50V
C511
150p/50V
R555 680R R555 680R
L32
BLM18PG121SN1 L32
BLM18PG121SN1
C313
100n/16V/NC
C313
100n/16V/NC
U4
VA1P1BF8412
U4
VA1P1BF8412
NC3
3
AS
4
SDA
6
SCL
5
DIF_OUT-
11
IF_AGC
9
10
GND_15
15
GND_14
14
GND_13
13
NC1
1
NC2
2
+B_5V
7
AIF_OUT
8
GND_12
12
R557 0R/NC R557 0R/NC
C50
22u/6.3V
C50
22u/6.3V
C58
22u/6.3V
C58
22u/6.3V
V25
2SCR523EB
V25
2SCR523EB
3
1
2
C274
1u/16V
C274
1u/16V
R364
1k/NC R364
1k/NC
R363
4.7k
R363
4.7k
C297 10n/50V C297 10n/50V
R366 100R R366 100R
R340
100R
R340
100R
RP35 33R RP35 33R
1 8
2
3
4
5
7
6
R462
100k R462
100k
C287
100n/16V
C287
100n/16V
R382
0R R382
0R
C289
100n/16V
C289
100n/16V
C312
100n/16V/NC
C312
100n/16V/NC
R684
33R
R684
33R
C222
100n/16V
C222
100n/16V
C226
100n/16V
C226
100n/16V
C252 1.5n/50V C252 1.5n/50V
V33 2SAR523EB/NC V33 2SAR523EB/NC
3
1
2
L30
0.82 uH/NC L30
0.82 uH/NC
C49
22u/6.3V
C49
22u/6.3V
C299 10n/50V C299 10n/50V
R391
680R R391
680R
R466
100k
R466
100k
C249 100n/16V C249 100n/16V
R392
10k/NC
R392
10k/NC
R376 300R/NC R376 300R/NC
R685
56R
R685
56R
R554 0R R554 0R
C254
100n/16V
C254
100n/16V
C59
22u/6.3V
C59
22u/6.3V
V34 2SAR523EB/NC V34 2SAR523EB/NC
3
1
2
R
355
10k
R
355
10k
R350
0R
R350
0R
R352
1.2k
R352
1.2k
L91
0.1 uH L91
0.1 uH
R379
0R/NC
R379
0R/NC
C267
100n/16V
C267
100n/16V
C309
100n/16V/NC
C309
100n/16V/NC
C314
100n/16V/NC
C314
100n/16V/NC
C302
47n/16V
C302
47n/16V
C307 100n/16V C307 100n/16V
C248 1u/16V C248 1u/16V
R
360
10k
R
360
10k
R400
33R
R400
33R
C359
10p/50V/NC
C359
10p/50V/NC
C268
100n/16V
C268
100n/16V
C493
10p/50V/NC C493
10p/50V/NC
L28
0.82 uH L28
0.82 uH
R348
0R
R348
0R
N25
LD1117A-3.3AZ1117H-3.3
N25
LD1117A-3.3AZ1117H-3.3
ADJ
1
VOUT
4
VIN
3
VOUT
2
C356
10p/50V
C356
10p/50V
C308 100n/16V C308 100n/16V
R
344
10k
R
344
10k
C360
10p/50V/NC
C360
10p/50V/NC
N39
CW78D05CZ
N39
CW78D05CZ
GND
3
Vout
2
Vin
1
C290
1u/16V
C290
1u/16V
R402
NC/390R R402
NC/390R
C48
22u/6.3V
C48
22u/6.3V
C236
xxp/50V/NC
C236
xxp/50V/NC
C303
10n/50V
C303
10n/50V
C251
10p/50V/NC
C251
10p/50V/NC
L20
BLM18PG121SN1 L20
BLM18PG121SN1
N24
AZ1117-1.2
N24
AZ1117-1.2
ADJ
1
VOUT
4
VIN
3
VOUT
2
R380
0R R380
0R
C244
100n/16V
C244
100n/16V
L34
BLM18PG121SN1 L34
BLM18PG121SN1
C260
100n/16V
C260
100n/16V
C363
10p/50V
C363
10p/50V
R342 100R R342 100R
N23
TC90517FG
N23
TC90517FG
VSS
50
STSFLG0
51
SLOCK
52
RERR
53
RLOCK
54
RSEORF
55
VDDC
56
VSS
57
PBVAL
58
SBYTE
59
SRDT
60
SRCK
61
VSS
62
VDDC
63
VDDS
64
TSMDO
1
XSEL
1
2
XSEL
0
3
VSS
4
SL
ADRS1
5
SL
ADRS0
6
AGC I
7
S_
IN
FO
8
AGCCNTI
9
AGCCNTR
10
CKI
11
TNSCL
12
VDD3
3
13
TNSDA
14
VSS
15
VDDC
16
PLLVSS
17
X0
18
X1
19
PLLVDD
20
FIL
21
AD_AVDD
22
AD_AVSS
23
AD_VREFP
24
AD_VREFN
25
AD_VREF
26
ADQ_AIN
27
ADQ_AIP
28
ADI_AIN
29
ADI_AIP
30
AD_DVSS
31
AD_DVDD
32
VSS
33
DR1
VDD
34
VDDS
35
VDDC
36
VSS
37
STSFL
G
1
38
DTCL
K
39
DTMB
40
TSMD1
41
SYRSTN
42
DR2
VDD
43
VSS
44
SCL
45
SDA
46
VSS
47
DR1
VDD
48
VDDS
49
R463
1k R463
1k
V22
2SCR523EB
V22
2SCR523EB
3
1
2
L25 0.82 uH/NC L25 0.82 uH/NC
R
359
10k
R
359
10k
R486
1k
R486
1k
R566 0R/NC R566 0R/NC
L31
BLM18PG121SN1 L31
BLM18PG121SN1
C245
18p/50V C245
18p/50V
C51
22u/6.3V
C51
22u/6.3V
C269
100n/16V
C269
100n/16V
R567 0R R567 0R
R
365
10k
R
365
10k
C212
100n/16V
C212
100n/16V
R
371
10k
R
371
10k
C364
10p/50V
C364
10p/50V
C239 1u/16V C239 1u/16V
R
357
10k
R
357
10k
R403 300R/NC R403 300R/NC
C270
100u/16V/NC
C270
100u/16V/NC
R465
10k R465
10k
C275
1u/16V
C275
1u/16V
L40
BLM18PG121SN1 L40
BLM18PG121SN1
R683
56R
R683
56R
L35
BLM18PG121SN1 L35
BLM18PG121SN1
R488
10R/2W R488
10R/2W
R381
0R/NC
R381
0R/NC
R461
75R R461
75R
C221
1u/16V
C221
1u/16V
R386
22R R386
22R
C272
100n/16V
C272
100n/16V
C512
47p/50V
C512
47p/50V
R
372 10k
R
372 10k
C293
100n/16V
C293
100n/16V
R
343
10k
R
343
10k
C262 22p/50V C262 22p/50V
R368 100R R368 100R
C310 22p/50V C310 22p/50V
C380
22u/6.3V
C380
22u/6.3V
C276
100n/16V
C276
100n/16V
L26
BLM18PG121SN1 L26
BLM18PG121SN1
V31
2SCR523EB
V31
2SCR523EB
3
1
2
R489
10R/2W R489
10R/2W
LTDN32k316AM&LTDN42K310WAM
main
board:4900