LG OLED55C6P Service Manual page 75

DVB-S2 LNB Part Allegro/DMBT
(Option:LNB)
LNB_OUT1
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright 2016 LG Electronics Inc. All rights reserved.
Only for training and service purposes
LNB_TSC
D7002
D7002-*1
LNB_SUZHOU
SS23L
40V
30V
C7003
0.01uF
50V
LNB
30V
SS23L
D7001-*1
LNB_TSC
D7001
SS2040LL-LG
40V
LNB_SUZHOU
C7000 C7001 R7000
LNB
2.2K
0.1uF 33pF
D7000 1W
LNB LNB C7002
LNB
LNB 0.22uF
LNB
25V
Close to Tuner
A_GND
Surge protectioin
2A
D7004-*1
40V
LNB_SX34
D7004
40V
LNB_SMAB34
C7005 C7006 C7007
10uF 10uF 10uF
25V 25V 25V
LNB LNB LNB
close to Boost pin(#1)
A_GND
A_GND
VCP
1
THERMAL
LNB
2 21
EAN62653702
D7003 NC_1
3
C7004
IC7000
LNB_SMAB34
0.1uF
TDI
A8303SESTR-T(4M)
50V 40V 4
LNB_DMBT
TDO
5
D7003-*1
LNB_SX34
40V
A_GND
Input trace widths should be sized to conduct at least 3A
Ouput trace widths should be sized to conduct at least 2A
+13V (12V)
Max 1.3A
3.0A
3A
C7009
10uF
25V
LNB
A_GND
close to VIN pin(#15) Caution!! need isolated GND
C7010
0.1uF
50V
LNB
VIN
15
A_GND
GND
14
LNB
VREG
13
R7003
39K
ISET
12
1/16W
TCAP C7012
11
1%
LNB
0.1uF
LNB
R7004
0
VCP VIN
1 15
THERMAL
LNB GND
2 14
21
NC_1 VREG
3 13
IC7000-*1
TDI A8303SESTR-T ISET
4 12
TDO LNB_Allegro TCAP
5 11
2012.03.08
69
LGE Internal Use Only