SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
9-28
This Document can not be used without Samsung's authorization
< ISDBT LDO >
< TRITON LDO >
< 27MHz Oscillator for TRITON >
< ISDBT Transceiver >
R420
C444
GND 2
5 GND
IN
6
LX
1
OUT 3
_SHDN
4
L411
U405
VBAT
4
VSS
3
1
EN2
GND
7
VIN
2
VOUT1
5
6
VOUT2
U404
C439
C472
V_ISDBT_RF_1.2V
V_ISDBT_RF_1.2V
R404
R405
3
R403
ANT501
1
1
2
2
3
V_ISDBT_RF_1.2V
C431
V_ISDBT_RF2_1.2V
V
2
.
1
_
2
F
R
_
T
B
D
S
I
_
V
V
2
.
1
_
T
B
D
S
I
_
V
VBAT
L412
R424
6
AVDD12_VCO
7
AVDD12_PLL
8
CP_OUT
9
3
8
A
V
D
D
1
2
_
R
F
3
9
PD_RF
4
U
H
F
_
IN
4
0
G
N
D
4
1
N
C
4
2
N
C
4
3
LO_IO
5
PD_MIX
30
R
S
T
N
3
1
V
R
E
F
P
3
2
V
R
E
F
N
3
3
A
V
D
D
A
D
C
1
2
3
4
A
V
D
D
1
2
_
D
IG
3
5
B
B
_
IB
3
6
B
B
_
I
3
7
R
B
IA
S
23
DVDD28A
24
DTCLK
25
INTR
26
DT07
27
DTEN
28
PCKTSY
29
UHF_IND
3
DVDD12A
1
6
D
V
D
D
2
8
C
1
7
X
O
U
T
1
8
X
IN
1
9
UHF_LD
2
D
V
D
D
2
8
B
2
0
VDDA
21
SDA
22
SCL
U401
NC
1
TESTMD
10
D
V
D
D
1
2
B
1
1
G
P
IO
0
1
2
G
P
IO
1
1
3
G
P
IO
2
1
4
G
P
IO
3
1
5
G
P
IO
4
L401
C443
R418
3
VOUT 4
C430
U402
2 GND
6
GND
NC 5
1 STBY
VIN
C452
C435
C450
V_AP_VDD_2.8V
R402
VBAT
C453
L410
V_ISDBT_RF2_1.2V
R425
R407
V_ISDBT_1.2V
L402
C437
L408
C470
C471
C440
C441
V_ISDBT_1.2V
ZD401
R401
V_AP_VDD_2.8V
V_AP_CORE_1.2V
VBAT
L404
C412
L403
C451
R423
C436
C449
C442
L409
L407
C433
F401
C
2 3
C G
5
1
IN
4
OUT
C446
C434
1
0
0
5
C438
C404
C447
C456
C454
C445
V_AP_VDD_1.8V
L405
C448
OSC401
2
4
3
1
OSC402
2
G
N
D
O
E
1
3
O
U
T
V
D
D
4
R422
C402
V_ISDBT_2.8V
4
C455
GND
2
6
GND
SEL
5
1 STBY
VIN
3
VOUT
U403
C415
C416
C403
L406
V_ISDBT_2.8V
ISDBT_SCL
ISDBT_SDA
ISDBT_DATA
ISDBT_CLK
ISDBT_RST
ISDBT_INTR
ISDBT_SYNC
ISDBT_DTEN
TR_PWR_ON
TR_TCLK
TR_CLK_IN
ISDBT_PWR_EN
TR_PWR_ON
ISDBT_PWR_EN
A
N
T
5
0
1
C
1
4
2
C
1
4
3
C240
C241
C402
C403
C404
C
4
1
2
C415
C
4
1
6
C
4
3
0
C
4
3
1
C
4
3
3
C
4
3
4
C
4
3
5
C
4
3
6
C437
C438
C439
C440
C441
C442
C
4
4
3
C
4
4
4
C
4
4
5
C
4
5
6
C
4
7
0
C
4
7
1
C
4
7
2
F4
01
L
4
0
1
L
4
0
2
L403
L404
L
4
0
5
L
4
0
6
L
4
0
7
L
4
0
8
L
4
0
9
L410
L412
O
S
C
4
0
1
R113
R
1
1
4
R
1
1
5
R
1
1
6
R117
R118
R
2
1
6
R401
R402
R423
R424
R425
S
C
1
0
3
U401
ZD401
Содержание GT-i6220
Страница 65: ...efrcom ...