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.
2011/11/02
DVB_S 27
GP4L_S7LR2
R2704
4.7K
LNB
A_GND
+3.3V_Normal
DCDC_GND
C2700
0.22uF
25V
LNB
A_GND
C2711
10uF
25V
LNB
L2700
33UH
SP-7850_33
LNB
LNB_TX
+12V_LNB
C2702
0.1uF
LNB
C2709 27pF
OPT
R2701 33
LNB
LNB_OUT
C2707
68uF
35V
LNB
L2701
BLM18PG121SN1D
LNB
DEMOD_SCL
R2702 33
LNB
DCDC_GND
A_GND
A_GND
C2706
22000pF
LNB
+12V/+15V
C2703
0.1uF
50V
LNB
A_GND
DCDC_GND
DCDC_GND
+12V_LNB
A_GND
DEMOD_SDA
IC2700
A8290SETTR-T
LNB
1
BOOST
3
TCAP
7
TDI
9
VREG
10
SDA
11
ADD
12
SCL
13
NC_2
14
IRQ
15
NC_3
16
NC_4
17
NC_5
18
NC_6
19
BFC
20
NC_7
21
NC_8
22
BFO
23
NC_9
24
BFI
25
VIN
26
LX
27
GNDLX
28
LNB
5
TDO
8
GND
6
EXTM
4
NC_1
2
VCP
29
[EP]
C2708 0.22uF
LNB
C2701
0.01uF
50V
LNB
C2710
27pF
OPT
A_GND
C2705
68uF
35V
LNB
A_GND
R2706
0
R2705
0
D2700
40V
SX34
LNB
D2702
40V
SX34
LNB
C2712
0.1uF
50V
LNB
A_GND
ZD1
40V
LNB
D2703
30V
MBR230LSFT1G
LNB
C2713
1uF
50V
LNB
A_GND
DVB-S2 LNB Part Allegro
DCDC_GND and A_GND are connected
(Option:LNB)
2.4A
Input trace widths should be sized to conduct at least 3A
DCDC_GND and A_GND are connected in pin#27
close to Boost pin(#1)
2A
Ouput trace widths should be sized to conduct at least 2A
Max 1.3A
PCB_GND and A_GND are connected
3A
close to VIN pin(#25)
Copyright © 2012 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only