DOWNLOAD LG 47LC7DF (CHASSIS:LA75A) Service Manual ↓ Size: 16.24 MB | Pages: 43 in PDF or view online for FREE

Model
47LC7DF (CHASSIS:LA75A)
Pages
43
Size
16.24 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
47lc7df-chassis-la75a.pdf
Date
PREV: LG 47LC7DF (CHASSIS:LA73A) Service Manual

LG 47LC7DF (CHASSIS:LA75A) Service Manual ▷ View online

- 21 -
HDMI doesnt display
Check input c
onnect JK602.
Can
 y
o
u
 see t
h
e n
o
rmal 
w
a
v
e
fo
rm?
Ch
eck DD
C c
o
mmu
n
ication
 lin
es 
(IC601 Pin5,6)
Ch
eck th
e  in
pu
t o
f PI3HDMI341
A
R
T(IC600)
Th
is
 sign
al  is 
TMDS.
Can
 y
o
u
 see t
h
e n
o
rmal 
w
a
v
e
fo
rm?
YE
S
YE
S
NO
JK60
2 ma
y
 h
a
v
e
 p
ro
b
lem. R
e
p
lace th
is Jack.
Ch
eck th
e o
u
tp
u
t o
f 
PI3HDMI341
A
R
T(IC600 ).
Can
 y
o
u
 see t
h
e n
o
rmal 
w
a
v
e
fo
rm?
YE
S
Ch
eck th
e in
pu
t an
d
 o
u
tpu
t 
o
f BCM3553. 
Esp
ecially
 y
o
u
 sh
o
u
ld
 ch
ec
k
The
 H,V s
y
nc
 and c
loc
k
.
Can
 y
o
u
 see t
h
e n
o
rmal 
w
a
v
e
fo
rm?
YE
S
NO
NO
Af
te
r ch
ec
kin
g
 th
e trace  o
f 
TMDS lin
es a
n
d
 po
w
e
r o
f 
PI3HDMI341
A
R
T, y
ou should decide to replace 
PI3HDMI341
A
R
T or not
.
NO
YE
S
Th
is
 bo
ard
 h
a
s b
ig
 p
ro
b
lem
 b
ecau
se Main
 
ch
ip(BCM3
550) 
hav
e s
o
me
 trouble
s
.
A
fte
r c
h
ec
k
ing thoro
ugh
ly
 all pa
th 
onc
e 
ag
ai
n, 
Yo
u
 sh
ou
ld decid
e to
 rep
lace BCM3
550 o
r n
o
t.
Af
te
r 
ch
ec
kin
g
 th
e Po
w
e
r 
of  th
is  ch
ip
, y
o
u
 
should decide
 to replace this or not.
Af
te
r ch
ec
kin
g
 th
e Po
w
e
r 
of PI3HDMI341
A
R
T 
y
ou should 
decide to replace PI3HDMI341A
RT or 
not.
YE
S
Ch
eck HD
CP co
mmu
n
ication
 lin
es
(IC102  Pin5,6)
NO
A
fte
r 
ch
ec
kin
g
 th
e Po
w
e
r 
of th
is ch
ip
, y
o
u
 
should decide
 to replace this or not.
- 22 -
BLOCK DIAGRAM
 
 
 
 
 
 
- 23 -
EXPLODED VIEW
300
200
200T
200N
200N
530
810
813
820
510
120
520
900
860
830
540
550
560
840
400
815
816
812
814
LV1
A2
800
817
811
121
120
300
200
200T
200N
200N
530
810
813
820
510
120
520
900
860
830
540
550
560
840
400
815
816
812
814
LV1
A2
800
817
811
121
120
300
200
200T
200N
200N
530
810
813
820
510
120
520
900
860
830
540
550
560
840
400
815
816
812
814
LV1
A2
800
817
811
121
120
300
200
200T
200N
200N
530
810
813
820
510
120
520
900
860
830
540
550
560
840
400
815
816
812
814
LV1
A2
800
817
811
121
120
300
200
200T
200N
200N
530
810
813
820
510
120
520
900
860
830
540
550
560
840
400
815
816
812
814
LV1
A2
800
817
811
121
120
300
200
200T
200N
200N
530
810
813
820
510
120
520
900
860
830
540
550
560
840
400
815
816
812
814
LV1
A2
800
817
811
121
120
300
200
200T
200N
200N
530
810
813
820
510
120
520
900
860
830
540
550
560
840
400
815
816
812
814
LV1
A2
800
817
811
121
120
300
200
200T
200N
200N
530
810
813
820
510
120
520
900
860
830
540
550
560
840
400
815
816
812
814
LV1
A2
800
817
811
121
120
A21A21A21A21A21A21A21A21
- 23 -
EXPLODED VIEW
300
200
200T
200N
200N
530
810
813
820
510
120
520
900
860
830
540
550
560
840
400
815
816
812
814
LV1
A2
800
817
811
121
120
300
200
200T
200N
200N
530
810
813
820
510
120
520
900
860
830
540
550
560
840
400
815
816
812
814
LV1
A2
800
817
811
121
120
300
200
200T
200N
200N
530
810
813
820
510
120
520
900
860
830
540
550
560
840
400
815
816
812
814
LV1
A2
800
817
811
121
120
300
200
200T
200N
200N
530
810
813
820
510
120
520
900
860
830
540
550
560
840
400
815
816
812
814
LV1
A2
800
817
811
121
120
300
200
200T
200N
200N
530
810
813
820
510
120
520
900
860
830
540
550
560
840
400
815
816
812
814
LV1
A2
800
817
811
121
120
300
200
200T
200N
200N
530
810
813
820
510
120
520
900
860
830
540
550
560
840
400
815
816
812
814
LV1
A2
800
817
811
121
120
300
200
200T
200N
200N
530
810
813
820
510
120
520
900
860
830
540
550
560
840
400
815
816
812
814
LV1
A2
800
817
811
121
120
300
200
200T
200N
200N
530
810
813
820
510
120
520
900
860
830
540
550
560
840
400
815
816
812
814
LV1
A2
800
817
811
121
120
A21A21A21A21A21A21A21A21
- 24 -
EXPLODED VIEW PARTS LIST
No.
PART NO.
DESCRIPTION
120
EAB33775101
Speaker,Full Range, EN1562C-6712 ND 10W 8OHM 82DB 100HZ 193.5 X 42 X 39.9 LUG  KOREA TOPTONE
121
EAB33893101
Speaker,Tweeter, EN10D-6714 ND 10W 8OHM 82DB 0HZ 68 X 23 X 22.7 LUG  KOREA TOPTONE
200
EAJ39059001
LCD,Module-TFT, LC470WU5-SLA1 FULLHD 47INCH 1920X1080 500CD COLOR 72% 16/9 900:1(basic) Dimm.10% ATW Pol. 10000K 8bit FRC Tornado(Vitiaz 1)  LG PHILIPS LCD
300
ABJ32682606
Cabinet Assembly, 47LB7DF-UB LA73A 47" FOR CANADA SKD AT LGEMX
400
ACQ32083406
Cover Assembly, 47LB5 LA73A 47" HIPS 405AF BACK COVER ASS'Y FOR SKD
510
EBR35793407
PCB Assembly,Sub, SUB T.T LA75A 47LB5DF-UL AUSLLHX SUB T.T LA75A IR TOTAL for SKD
520
EBR39273001
PCB Assembly,Sub, SUB T.T LA75A 47LC7DF-UK AUSLLHX 47LC7DF-UK SUB ASSY T.T
530
6500VR0003E
Sensor,Ambient Light, YGCA-T071C 12 HOUSING BK 26.4X20X26.4mm VOUT 5V(AT 80LUX)  LG INNOTEK CO., LTD
540
EAY36781301
Power Supply Assembly, LGIT_47inch FREE Tornado 47inch LCD LGIT LCD Tornado 47inch (Power+Inverter)  PSU  LG INNOTEK CO., LTD
550
EBU39244704
Main Total Assembly, 47LB5DF-UL BRAND LA75A
560
EBR39273501
PCB Assembly,Sub, SUB T.T LA75A 47LC7DF-UK AUSLLHX 47LC7DF-UK SUB SIDE AV ASSY T.T
800
MGJ39860903
Plate,Shield, PRESS GALVALUME 0.6 SHIELD EGI C/SKD of the item "01" (37",42",47")
810
MGJ32889303
Plate,Metal, PRESS SBHG1 1.6 METAL EGI BAR TOP(47LY3)_WCG_MODULE_LGEAZ C/SKD
811
MGJ32889603
Plate,Metal, PRESS SBHG1 1.6 METAL EGI BAR BOTTOM (47LY3)_WCG_MODULE_LGEAZ C/SKD
812
MGJ32889802
Plate,Metal, PRESS SBHG1 1.6 METAL EGI METAL BAR, LEFT (47LY3) FOR  C/SKD
813
MGJ32897004
Plate,Metal, PRESS SBHGI 1.6 METAL EGI BAR CENTER (47LY3),FAD30046142(PEMNUT) FOR C/SKD
814
MGJ32890003
Plate,Metal, PRESS SBHG1 1.6 METAL EGI BAR RIGHT (47LB4, PEM-NUT 'YES') FOR  C/SKD
815
MGJ32897104
Plate,Metal, PRESS SBHG1 1.6 METAL EGI BAR SIDE TOP (47LB5DF-UC) EV3_FOR C/SKD
816
MGJ32897204
Plate,Metal, PRESS SBHG1 1.6 METAL EGI BAR SIDE BOTTOM (47LB5DF-UC) EVE3_FOR  C/SKD
817
MGJ32897302
Plate,Metal, PRESS SBHG1 1.6 METAL EGI BAR SUPPORTER (47LY3) FOR  C/SKD
820
MGJ39304004
Plate,Shield, PRESS SPTE 0.5 SHIELD SPTE PRESS SPTE 0.5 for 37_42_47CHICAGO CHASSIS
830
EAM35501401
Filter,AC Line, IF3-N06CEWL1 5.3mH 250VAC 6A 0.22uF 1000pF UL/CSA/VDE/K HOUSING/RING BK  DONG IL TECHNOLOGY LTD.
840
MGJ41175002
Plate,Shield, PRESS SPTE 0.5 SHIELD SPTE 47LB9 FOR POWER, NCT
860
MAZ37752001
Bracket, MOLD HPS 51SF HANDLE 47LB4 LD73A HIPS 51SF 47LB4 CABLE MANAGEMENT
900
AAN32161605
Base Assembly, ASSY 47LB4DF-UD LA73A SKD,47LB4DF-UD STAND ASSY,
A2
MKJ39927802
Remote Controller, COMPLEX LA73A 42LB5DF-UA USA_FULL HD_NON DVR
A21
3550V00684B
Cover, BATTERY BACK ABS, HF-380 BK
LV1
6631900133E
Harness,Single, LVDS FULL HD (JAE) FI-RE51 (JAE) FI-RE51 300MM 1.25MM 51P UL20276AWG30 TWI N FULL HD STANDARD LCD&PDP  UNIXTAR TECHNOLOGY INC.
Page of 43
Display

Click on the first or last page to see other 47LC7DF (CHASSIS:LA75A) service manuals if exist.

RANDOM: