LG Electronics 22LN45**-Z* Flat Panel Television User Manual


 
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.
AUDIO AMP 7 12
Q702
MMBT3906(NXP)
E
B
C
R706
47K
C726
1uF
25V
JP704
SB_MUTE
JP703
C734
0.47uF
50V
C735
0.47uF
50V
R738
12K
R701
10K
D704
100V
1N4148W
OPT
R708
33K
OPT
NTP_MUTE
C719
1000pF
50V
OPT
R719
12
0.1uF
C715
50V
JP701
+3.3V_Normal
Q704
MMBT3904(NXP)
E
B
C
R705
10K
C716
10uF
25V
C702
10uF
10V
C717
1000pF
50V
OPT
AMP_SDA
R716
0
R737-*1
3K
SCART MUTE ON
R737
12K
SCART MUTE OFF
1uF
C725
10V
L701
LPH6045T-100M
Audio_Coil_ABCO
10uH
L700
LPH6045T-100M
Audio_Coil_ABCO
10uH
L706
LPH6045T-100M
Audio_Coil_ABCO
10uH
L709
LPH6045T-100M
Audio_Coil_ABCO
10uH
L709-*1
NRS6045T100MMGK
Audio_Coil_TAIYO
10.0uH
L700-*1
NRS6045T100MMGK
Audio_Coil_TAIYO
10.0uH
L706-*1
NRS6045T100MMGK
Audio_Coil_TAIYO
10.0uH
L701-*1
NRS6045T100MMGK
Audio_Coil_TAIYO
10.0uH
R727
5.1K
IC700
NTP7513
3
DGND_PLL
2
VDD_PLL
4
GND
1
AGND_PLL
6
DVDD
5
DGND
7
SDATA
8
WCK
9
BCK
10
SDA
11
SCL
12
FAULT
13
MONITOR_0
14
MONITOR_1
15
MONITOR_2
16
BST2B
17
PGND2B
18
OUT2B
19
PVDD2B
20
PVDD2A
21
OUT2A
22
PGND2A
23
BST2A
24
VDR2
25
AGND
26
VCC5
27
VDR1
28
BST1B
29
PGND1B
30
OUT1B
31
PVDD1B
32
PVDD1A
33
OUT1A
34
PGND1A
35
BST1A
36
RESET
37
AD
38
CLK_I
39
GND_IO
40
VDD_IO
41
[EP]GND
0.1uF
C737
50V
C711
22000pF
50V
+19V_AMP_VCC
R713
1K
TP700
Q701
MMBT3904(NXP)
E
B
C
TP701
C722
22000pF
50V
R704
12
AMP_SCL
0.1uF
C738
50V
C742
4.7uF
50V
R703
100
C708
33pF
50V
JP705
R717
12
R728
5.1K
HP_LOUT
Q705
MMBT3904(NXP)
E
B
C
HP_MUTE
R730
5.1K
Q703
MMBT3904(NXP)
E
B
C
C723
22000pF
50V
C703
0.01uF
50V
OPT
VA701
20V
AMP_RST
C730
390pF
50V
Q706
MMBT3906(NXP)
E
B
C
0.1uF
C712
50V
Q700
MMBT3904(NXP)
E
B
C
R715
12
+3.3V_AMP
0.1uF
C740
50V
0.1uF
C704
16V
OPT
JP707
C729
390pF
50V
C709
1000pF
50V
R711
1K
TP702
C700
0.1uF
16V
R712
12
C710
22000pF
50V
0.1uF
C707
16V
0.1uF
C713
50V
C721
10uF
10V
R714
3.3K
R702
12
C724
47uF
25V
C743
1uF
25V
JK700
KJA-PH-1-0177-2
3 M3_DETECT
4 M4
5 M5_GND
1 M1
6 M6
AUD_LRCK
AUD_LRCH
C701
0.1uF
16V
OPT
SB_MUTE
+19V
AUD_SCK
+3.3V_ST
C718
10uF
25V
VA702
20V
D707
100V
1N4148W
OPT
R710
1K
D710
KDS226
A
AC
C
+3.3V_ST
JP700
R736
470
C727
1uF
25V
Q707
MMBT3904(NXP)
E
B
C
0.1uF
C714
50V
D705
100V
1N4148W
OPT
R729
5.1K
C706
1000pF
50V
R734
220K
D706
100V
1N4148W
OPT
R700
3.3
OPT
R709 100
0.1uF
C739
50V
P700
SMAW250-H04R
WAFER-ANGLE
1
2
3
4
HP_ROUT
C728
390pF
50V
C731
390pF
50V
JP702
D709
MMBD6100
A2
C
A1
R733
10K
D700
MMBD6100
A2
C
A1
R720
12
AUD_MASTER_CLK
+19V_AMP_VCC
R735
220K
OPT
HP_DET
R707
100
R718
12
C705
33pF
50V
VA703
20V
OPT
SB_MUTE
C720
10uF
10V
JP706
R739
0
1/16W
5%
0x54
3K:
With SCART MUTE BLOCK
12K:
Without SCART MUTE BLOCK
SPK_R-
Pop-up noise killer
11.10.27
Headphone block
MUTE control
11.10.27
SPK_L-
SPK_R+
SPK_L+
2.7K->220K
Apply->OPT
AUDIO AMP
NC4_S7LRM
12.08.09
EAX65077401
2012.09.15
12.08.16
Added by JCPark
12.11.07
1K->0 by JHShin
to solve pop-noise issue
Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only