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A
B
N307
12V
AO4803A
1
S2
2
1
G2
3
S1
4
G1
C343
R327
470n
4.7K
V303
PANEL_ON
BC847AW
001:F4
N301
2
MP1484
C307
10n
1
8
5271482001
12V
BS
SS
2
7
IN
EN
3
6
SW
COMP
4
5
GND_4
FB
L301
SLF7032T-100M1R4-PF
Vout=0.923*[1+(R309+R310)/R313]
53998010M1
2.1A
3
5V_STB
D301
N305
B240-13-F
MP1484
C314
10n
12V
1
8
5271482001
D302
BS
SS
B240-13-F
2
7
IN
EN
3
6
SW
COMP
4
5
GND_4
FB
L302
SLF7032T-100M1R4-PF
4
Vout=0.923*[1+(R315+R316)/R322]
53998010M1
2.1A
3.3V_STB
R388
1.2
M
1W
N302
AZ1084S-ADJ
R389
1.2
M
1W
OUT
IN
5302FA12H0
ADJ
5
53112030F0
Vout=1.25*(1+R306/R305)
N303
AZ1084S-ADJ
5V
IN
OUT
ADJ
6
Vout=1.25*(1+R308/R307)
C
VCC_PANEL
8
D2_8
12V
12V_IF
7
D2_7
6
L328
D1_6
100uH
5
D1_5
X301
1
2
3
4
5
NC
X302
TJC3S-13AW
1
5V_USB
2
R323
0
3
OUT 5.2v
4
5
6
7
8
9
1 0
L313
STBL3216-190PT
1 1
1 2
1 3
NC
L312
SLF7032T-100M1R4-PF
3.3V_STB
X303
53998010M1
OUT 3.35v
1
L315
2.1A
SGMI2012-2R2KT
2
3
L316
SGMI2012-2R2KT
4
5
6
1
3
2
4
1.2V_STB
5
OUT 1.35v
N309
PESD5V0L4UG
NC
X304
1
2
3
4
3.3V_STB
2.5V
5
R314
0
6
OUT 2.5v
7
TJC10S-07AW
100
R321
100
R326
D
E
L304
1
SGMI3216K100KT
NC1
2
NC2
BC857AW
3
RF_AGC
4
BT_4
5
AS
6
SCL
7
SDA
8
Vcc
9
ADC
24V
10
BT_10
11
NC
12
IF_OUT
5V
3.3V_STB
V307
BL_ON 001:F4
BC847AW
10K
R350
5V
002:F5;002:H3
12V
R340
10K
R351
4.7K
V309
BC847AW
32V
5V_STB
3.3V_STB
5V
001:D6
5V_STB
R347
1K
R355
10K
V310
POWER_ON 001:F4
BC847AW
R338
0:STAND BY
0 0 1 : C 4
?
1:ON
0 0 1 : C 4
5V_STB
3.3V_STB
L318
BG1608B121
L317
BG1608B121
KEY1 001:F4
4.7K
R394
R395
100
KEY_SCL
001:D6;003:D6
R396
100
KEY_SDA
001:D6;003:D6
5V_STB
R344
1K
V318
BC847AW
R352
1K
R381
R_LED
001:F3;001:H3
0
V319
BC847AW
NC
5V_STB
NC
R333
1K
BC847AW
V317
IRR 001:F4
KEY_SDA
001:D6;003:E5
1K
R342
KEY_SCL
001:D6;003:E5
F
G
5V
L314
BG1608B121
RF_AGC
001:E1
V314
5V
R364
100
TUN_SCL
001:C5
R365
close to main chip
100
TUN_SDA
001:C5
5V
L306
22uH
L307
32V
SGMI3216K100KT
12V_IF
SGMI2012-2R2KT
C387
1u
C386
V321
10n
10n
V320
2SC2216
C388
53912B33K0
2SC2216
D306
LL4148
HP_MUTE
BC857AW
V313
12V
5V
D307
LL4148
NC
3.3V_STB
BC847AW
V311
R358
2.2K
AMP_STBY
D305
LL4148
100n
C349
C365
1u
A M P O U T _ R
A M P O U T _ L
C346
10u
CBIAS
13
R359
33K
ROSC
14
GND49
10u
C351
AVCC
15
GND16
16
NC17
100n
17
C347
NC18
R2A15112FP
18
NC19
N308
19
NC20
20
NC21
21
CLOCK
C348
10u
22
VREF
23
PROT
24
1u
C352
C350
1u
24V
3.3V_STB
R362
4.7K
V312
001:D6
AMP_MUTE
BC847AW
DRAWN BY
APPROVED BY
H
NC
Z301
5410400027
D8673H
L305
1
2
3
4
5
C369
1u
IF_N
L308
330n
SGMI2012-2R2KT
C370
1u
IF_P
24V
L310
SLF12575T-220M4R0
NC48
48
VS1_47
47
VS1_46
46
NC45
45
HB1
R
4
44
NC43
C371
3
43
10u
DVDD
2
42
HB2
L
1
41
X305
NC40
40
VS2_39
39
VS2_38
38
NC37
37
L311
R386
SLF12575T-220M4R0
0
R385
0
R384
0
R378
0
TITLE:
DWG NO.
Power@Tuner@Amp
RTD2674S
A1.0
REV.
Sheet
3
to
3
XOCECO
XIAMEN OVERSEAS CHINESE
ELECTRONIC CO., LTD.
001:C4
001:C4
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