Filter
Top Products
THERMAL
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
2012/06/19
LNB 27
NC4_S7LRM
R2701
0
C2709
0.1uF
50V
LNB
C2710
0.1uF
LNB
A_GND
+12V_LNB
+12V_LNB
D2704
40V
LNB_SMAB34
D2705-*1
40V
LNB_SX34
A_GND
C2708
10uF
25V
LNB
A_GND
C2707 0.1uF
LNB
R2706
0
R2702
2.2K
1W
LNB
C2712
0.1uF
50V
LNB
C2703
0.01uF
50V
LNB
R2705 33
LNB
D2705
40V
LNB_SMAB34
D2704-*1
40V
LNB_SX34
C2705
10uF
25V
LNB
A_GND
A_GND
C2704
10uF
25V
LNB
D2701
LNB
D2703
30V
LNB
A_GND
R2704 33
LNB
D2702
30V
MBR230LSFT1G
LNB
LNB_TX
C2706
10uF
25V
LNB
+12V
C2713
0.22uF
25V
LNB
L2701
BLM18PG121SN1D
LNB
LNB_OUT
C2711 0.22uF
LNB
L2702
15uH
SP-7850_15
LNB
DEMOD_SCL
DEMOD_SDA
C2701
18pF
LNB
C2714
18pF
LNB
C2702
33pF
LNB
R2703
36K
1/16W
1%
LNB
IC2701
A8303SESTR-T
LNB
1
VCP
3
NC_1
7
SCL
9
ADD
10
TONECTRL
11
TCAP
12
ISET
13
VREG
14
GND
15
VIN
16
LX
17
GNDLX
18
NC_2
19
NC_3
20
BOOST
5
TDO
8
SDA
6
IRQ
4
TDI
2
LNB
21
[EP]GND
close to TUNER
DVB-S2 LNB Part Allegro
Close to Tuner
Surge protectioin
3A
Input trace widths should be sized to conduct at least 3A
(Option:LNB)
Ouput trace widths should be sized to conduct at least 2A
close to Boost pin(#1)
Max 1.3A
close to VIN pin(#15)
2A
Max 1.3A
Caution!! need isolated GND
3.5A
Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only