LG 32LS3450 (CHASSIS:LC21C) Service Manual ▷ View online
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.
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.
REAR_JACK_EU(ERRC)
2012/01/06
55
GP4L_S7LR2
R2806
75
75
EU_OPT
COMP2_L_IN
+12V/+15V
C2800
47pF
50V
47pF
50V
EU_OPT
IC2800
AS324MTR-E1
EU_OPT_BCD
3
IN1+
2
IN1-
4
VCC
1
OUT1
6
IN2-
5
IN2+
7
OUT2
8
OUT3
9
IN3-
10
IN3+
11
GND
12
IN4+
13
IN4-
14
OUT4
R2804
470K
EU_OPT
R2819
12K
12K
EU_OPT
+3.3V_Normal
R2840
2K
EU_OPT
R2837
10K
R2821
390
390
EU_OPT
C2811
1000pF
50V
1000pF
50V
OPT
R2816
75
EU_OPT
+3.5V_ST
L2801
BLM18PG121SN1D
EU_OPT
C2815
0.1uF
0.1uF
50V
EU_OPT
SCART1_MUTE
+3.3V_Normal
SC1_B+/COMP1_Pb+
C2804
1000pF
50V
EU_OPT
C2806
330pF
50V
330pF
50V
EU_OPT
R2868
10K
10K
EU_OPT
C2803
1000pF
50V
50V
EU_OPT
R2861
2.2K
2.2K
EU_OPT
R2815
22
EU_OPT
R2822
75
SCART1_Rout
C2807
4700pF
4700pF
EU_OPT
R2865
470K
470K
OPT
R2858
220K
EU_OPT
C2808
4700pF
4700pF
EU_OPT
R2827
180
EU_OPT
C2801
0.1uF
0.1uF
16V
EU_OPT
R2866
33K
33K
EU_OPT
0
R2809
EU_OPT
L2800
BLM18PG121SN1D
EU_OPT
R2862
5.6K
5.6K
EU_OPT
R2863
5.6K
5.6K
EU_OPT
R2833
12K
R2824
75
R2813
10K
10K
EU_OPT
R2823
75
+3.3V_Normal
C2805
330pF
50V
330pF
50V
EU_OPT
R2828
470
EU_OPT
R2867
33K
33K
EU_OPT
R2808
10K
EU_OPT
DTV/MNT_L_OUT
DTV/MNT_R_OUT
DTV/MNT_R_OUT
R2844
10K
EU_OPT
SC1_SOG_IN
R2830
15K
15K
EU_OPT
C2820
330pF
330pF
EU_OPT
R2805
470K
EU_OPT
R2864
470K
470K
OPT
COMP2_R_IN
R2839
2K
EU_OPT
+12V/+15V
R2810
1K
EU_OPT
C2823
33pF
EU_OPT
R2857
220K
EU_OPT
R2814
15K
EU_OPT
R2825
470K
470K
COMP2_Pr+
SC1_R+/COMP1_Pr+
R2811
75
75
EU_OPT
DTV/MNT_R_OUT
R2802
75
75
EU_OPT
IC2800-*1
SN324
EU_OPT_AUK
3
NON_INV_IN1
2
INV_IN1
4
VCC
1
OUT1
6
INV_IN2
5
NON_INV_IN2
7
OUT2
8
OUT3
9
INV_IN3
10
NON_INV_IN3
11
GND
12
NON_INV_IN4
13
INV_IN4
14
OUT4
DTV/MNT_L_OUT
R2832
10K
10K
R2831
10K
10K
C2816
0.1uF
0.1uF
EU_OPT
SC1/COMP1_L_IN
L2802
120-ohm
EU_OPT
COMP2_Pb+
SC1_G+/COMP1_Y+
R2842
1K
R2869
10K
EU_OPT
C2824
33pF
EU_OPT
COMP2_DET
SC1/COMP1_R_IN
SC1_CVBS_IN
R2812
10K
10K
EU_OPT
L2804
EU_OPT
C2814
0.1uF
0.1uF
50V
EU_OPT
R2818
12K
12K
EU_OPT
R2826
470K
JK2801
PSC008-01
EU_OPT
1
AUDIO_R_OUT
2
AUDIO_R_IN
3
AUDIO_L_OUT
4
AUDIO_GND
5
B_GND
6
AUDIO_L_IN
7
B_OUT
8
ID
9
G_GND
10
D2B_IN
11
G_OUT
12
D2B_OUT
13
R_GND
14
RGB_GND
15
R_OUT
16
RGB_IO
17
SYNC_GND1
18
SYNC_GND2
19
SYNC_OUT
20
SYNC_IN
21
COM_GND
22
AV_DET
SC1_FB
R2803
75
EU_OPT
R2841
10K
SCART1_Lout
R2817
3.9K
3.9K
EU_OPT
C2810
1000pF
50V
1000pF
50V
OPT
SC1/COMP1_DET
C2817
0.1uF
50V
0.1uF
50V
EU_OPT
SC1_ID
R2834
12K
C2813
0.1uF
0.1uF
16V
R2807
75
75
EU_OPT
DTV/MNT_L_OUT
R2829
47K
47K
EU_OPT
COMP2_Y+/AV_CVBS_IN
DTV/MNT_VOUT
R2838
1K
L2803
120-ohm
EU_OPT
R2860
2.2K
2.2K
EU_OPT
C2819
330pF
330pF
EU_OPT
R2820
390
390
EU_OPT
C2822
10uF
16V
10uF
16V
EU_OPT
C2821
10uF
16V
10uF
16V
EU_OPT
AV_CVBS_DET
C2802
220pF
50V
220pF
50V
OPT
C2809
100uF
100uF
16V
EU_OPT
C2812
47uF
25V
47uF
25V
EU_OPT
Q2800
MMBT3906(NXP)
EU_OPT
E
B
C
Q2801
MMBT3904(NXP)
EU_OPT
E
B
C
MMBT3904(NXP)
Q2803
EU_OPT
MMBT3904(NXP)
Q2802
EU_OPT
Q2804
MMBT3906(NXP)
EU_OPT
1
2
3
D2801
20V
OPT
D2811
20V
EU_OPT
D2803
20V
20V
OPT
D2812
20V
OPT
D2805
20V
20V
OPT
D2813
20V
OPT
D2802
20V
EU_OPT
D2804
20V
20V
OPT
D2809
20V
OPT
D2814
20V
EU_OPT
5.6V
OPT
D2816
D2808
5.6V
OPT
D2806
5.6V
OPT
D2815
5.6V
OPT
D2807
5.6V
OPT
D2810
5.6V
OPT
D2800
5.6V
OPT
D2817
5.6V
OPT
D2818
5.6V
OPT
JK2803
PPJ234-05
5A
[GN]O-SPRING
6A
[GN]E-LUG
4A
[GN]CONTACT
7B
[BL]E-LUG-S
5B
[BL]O-SPRING
7C
[RD]E-LUG-S
5C
[RD]O-SPRING_1
4C
[RD]CONTACT_1
5D
[WH]O-SPRING
4E
[RD]CONTACT_2
5E
[RD]O-SPRING_2
6E
[RD]E-LUG
IN CASE OF SMALL= 15V
Rf
SCART AUDIO MUTE
Full Scart
CLOSE TO MSTAR
Gain=1+Rf/Rg
Rg
COMPONENT
SCART AUDIO OUT
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.
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.
2011/09/26
RS232C_4PIN
57
GP4L_S7LR2
PM_TXD
PM_RXD
+3.5V_ST
P1000
12507WS-04L
1
VCC
2
PM_RXD
3
GND
4
PM_TXD
5
GND
RS-232C 4PIN
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.
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.
2011/09/05
MSTAR DEBUG_4PIN
58
GP4L_S7LR2
RGB_DDC_SCL
RGB_DDC_SDA
P1
12505WS-04A00
MSTAR_DEBUG_4P
1
2
3
4
5
MSTART DEBUG_4PIN