1
1
2
2
3
3
4
4
5
5
6
6
D
D
C
C
B
B
A
A
CT5
0.1uF-0402-X5R-¡À2 0%-16V
RT10
220ohm-0402-¡À5 %-1/16W
RT9
220ohm-0402-¡À5 %-1/16W
VIFM
VIFP
CT20
0.1uF-0402-X5R-¡À20%-16V
CT23
0.1uF-0402-X5R-¡À20%-16V
CT24
56pF-0402-NPO-¡À5%-50V
CT10
56pF-0402-NPO-¡À5%-50V
CT6
10uF-0603-X5R-¡À2 0%-6.3V
RT18
10Kohm-0402-¡À5 %-1/16W
CT19
NC/0.22uF-0402-X5R-¡À1 0%-16V
IF_AGC
CT1
0.1uF-0402-X5R-¡À2 0%-16V
RT2
10Kohm-0402-¡À5 %-1/16W
IFp
IFn
RFINPUT
RFIN2
2
TF1
3
TF2
4
DECT1
5
SCL
6
S
D
A
7
A
V
D
D
8
AVDD
18
VOP
17
VON
16
VAGC
15
D
V
S
S
1
0
C
P
9
RFIN
1
A
V
D
D
2
4
T
F
H
2
3
T
F
L
2
2
G
P
IO
2
1
V
B
G
2
0
D
E
T
2
1
9
GND
25
D
V
D
D
1
1
X
T
A
L
_
I
1
2
VAGC2
14
XTAL_O
13
UT1
R840
LT3
0ohm-0402-¡À5 %-1/16W
CT13
NC/1.2pF-0402-NPO-¡À0 .25pf-50V
LT9
NC/SDCL1005CR27JTDF(
顺络
)
CT17
NC/100pF-0402-NPO-¡À5 %-50V
GND
GND
RFINPUT
LT6
1Kohm-0402-¡À2 5%
GND
LT8
1Kohm-0402-¡À2 5%
GND
LT10
SDCL1005CR18JTDF(180nH-0402¡À5 %-C)
CT21
0.1uF-0402-X5R-¡À2 0%-16V
GND
CT25
0.1uF-0402-X5R-¡À2 0%-16V
GND
CT26
330pF-0402-NPO-¡À5 %-50V
CT29
6800pF-0402-X7R-¡À1 0%-50V
RT11
1K8ohm-0402-¡À5 %-1/16W
GND
CT27
0.1uF-0402-X5R-¡À2 0%-16V
TUNER_3V3
YT1
16MHz-¡À2 0PPM-20PF-HC-49S-SMD-JWT
IFp
IFn
CT18
0.1uF-0402-X5R-¡À2 0%-16V
GND
CT11
0.1uF-0402-X5R-¡À2 0%-16V
CT12
0.022uF-0402-X7R-¡À1 0%-16V
GNDGND
LT1
SDCL1005C68NJTDF(68nH-0402¡À5 %-C)
LT2
1Kohm-0402-¡À2 5%
CT9
0.1uF-0402-X5R-¡À2 0%-16V
GND
TUNER_3V3
TUNER_3V3
TUNER_3V3
3V3_STB
CT30
8pF-0402-NPO-¡À5 %-50V
CT31
8pF-0402-NPO-¡À5 %-50V
GND
CT40
470pF-0402-X7R-¡À1 0%-50V
CT22
NC/10uF-0603-X5R-¡À2 0%-6.3V
XTAL_O
LT11
NC/SDCL1005CR27JTDF(
顺络
)
DT1
BAV99-BR
RT1
0ohm-0402-¡À5 %-1/16W
RT3
0ohm-0402-¡À5 %-1/16W
SDA
4
GND
5
Xout
6
IF_N
7
IF_P
8
IF_AGC
9
G
N
D
1
0
G
N
D
1
1
G
N
D
1
2
ANT
1
3.3V
2
SCL
3
G
N
D
1
3
T2
NC/
高频头
,Tuner,75ohm,IEC,XF-3SDA-H,RAFEAL
GND
IFp
IFn
TU1_SDA
TU1_SCL
CT8
NC/0.1uF-0402-X5R-¡À2 0%-16V
RT15
NC/100ohm-0402-¡À5 %-1/16W
GND
TU_AGC
RT7
1Kohm-0402-¡À2 5%
RT12
1Kohm-0402-¡À2 5%
CT28
30pF-0402-NPO-¡À5 %-50V
CT3
30pF-0402-NPO-¡À5 %-50V
GND
GND
TUNER_SDA
TUNER_SCL
TU1_SDA
TU1_SCL
RT45
NC/1Kohm-0402-¡À5 %-1/16W
RT43
NC/10Kohm-0402-¡À5 %-1/16W
QT31
NC/3CG3906M
QT32
NC/LMBT3904LT1G
QT34
NC/LMBT3904LT1G
RT47
NC/100Kohm-0402-¡À5 %-1/16W
GND
GND
TUNER_3V3
RT49
NC/10Kohm-0402-¡À5 %-1/16W
TUNER_3V3
RT48
NC/100Kohm-0402-¡À5 %-1/16W
QT33
NC/3CG3906M
RT44
NC/100Kohm-0402-¡À5 %-1/16W
CT78
NC/0.022uF-0402-X7R-¡À1 0%-16V
GND
IF-AGC-SEL
IF_AGC_DM
TU_AGC
IF_AGC
TU_AGC
AGC
RT4
NC/4K7ohm-0402-¡À5 %-1/16W
RT8
NC/4K7ohm-0402-¡À5 %-1/16W
VDD3V3_DM
VDD3V3_DM
FB4
NC/0ohm-0402-¡À5 %-1/16W
3V3_STB
TU1_SDA
TU1_SCL
TU_AGC
VI
3
VO
2
A
D
J
1
VO
4
UT2
LC1117CLTR33
TUNER_3V3
CT14
0.1uF-0402-X5R-¡À2 0%-16V
5V_M
TUNER_3V3
TEST
GND
CT16
0.1uF-0402-X5R-¡À2 0%-16V
CT15
10uF-0603-X5R-¡À2 0%-6.3V
TUNER_3V3
RT13
0ohm-0402-¡À5 %-1/16W
RT14
0ohm-0402-¡À5 %-1/16W
TUNER_SDA
TUNER_SCL
M-SCL
M-SDA
RT5
NC/0ohm-0402-¡À5 %-1/16W
RT6
0ohm-0402-¡À5 %-1/16W
RT16
NC/0ohm-0402-¡À5 %-1/16W
IF_AGC_DM
GND
1
2
3
4
5
6
7
RFT1
T-14.5¡Á2 5¡Á9 -IEC14.5A-LHD
LT4
0ohm-0402-¡À5 %-1/16W
CT7
NC/?
CT4
NC/30pF-0402-NPO-¡À5 %-50V
CT2
NC/30pF-0402-NPO-¡À5 %-50V
GND
GND
RT17
NC/?
TU1_SDA
TEST
TU1_SCL
TEST
TU_AGC
TEST
Summary of Contents for L28D2710PSA
Page 32: ...2 No Display Black Panel Back light is OK sound is OK but no picture...
Page 34: ...4 No sound O ll i l i h d One or all signal source without sound...
Page 36: ...6 Abnormal Display OSD NG or picture NG OSD NG or picture NG...
Page 37: ...7 No tuning channels DTV or ATV no Channels DTV or ATV no Channels...
Page 38: ......
