Samsung LW22N23N Service Manual page 22

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11-6 INPUT CONECTOR Schematic Diagram
C806 C803
100pF 100pF
C805 C804
100pF 100pF
R805 220
SC1_R_OUT
R806 470 L812
SC1_R_IN
R807 220 3.3UH
SC1_L_OUT
R808
470
1/16W L819
SC1_L_IN
L801
R881 100 3.3UH
SC1_BLUE
3.3UH
SC1_FSW
R871
10K
R882 L802
100
SC1_GREEN
3.3UH
R883 100 L804
SC1_RED
3.3UH
R884 100
SC1_FB
SC1_CVBS_OUT
R878 100
SC1_CVBS_IN
C807
R9197 R811 R812
33pF
75 75 75 R815
4.7K
TP894
1
CN802
jack10_1
Component1 Audio Input
1
T821
2
T822
330
GND_1 3 L808 N R834
1
SIG_2 4
SIG_1 5 L809 N R835 330
SIG_4 6
SIG_3 8
GND_2 9
SIG_6 10 D836 C821 C819
SIG_5 11 RLZ8.2 RLZ8.2
1 100pF 100pF
SIG_8 12 D837 1 2
SIG_7 2
RLZ8.2 D838
D839 3 RLZ8.2
1 T823
1 T824
L803 N R836 330
L811 N R837 330
RLZ8.2 D841
1 RLZ8.2
D842 1 2 C822 C823
2
100pF 100pF
RLZ8.2 D843
3
D844 RLZ8.2
Component2 & D4 Audio Input
FROM SUB INPUT BOARD
D845
CN803 RLZ8.2
D846
TP826 2 2 RLZ8.2
12507WR-15L
3 1 1 3
1 TP825
TP828
1 1
2 TP829 1
1
3
4 2 2
D847
5 D848 3 1 1 3
RLZ8.2
6 RLZ8.2
TP831 1 $V
7
8 R816 100
9 TP832 1 $V
10 100
TP833 1 R817
11 1 $V
12 R818 100
13 R838 R839 R841
75 75 75
14
15
L805
1 N
TP835
TP834
1 L806
TP836 N
TP837
TP838
1
TP839 1
IDENT_HP
SUPLVAL
C824
3
10nF
C827
C808 D849
10nF 2 1
10nF
C828 MMBD4148SE
C831 10nF
10nF
1 TP827
C826 C829
10nF 10nF
OPTION
D855 D856 D857
RLZ8.2 RLZ8.2 RLZ8.2
LW22N23N
All manuals and user guides at all-guides.com
DUAL SCART JACK
(3722-001991)
D801 D803 D802 D804
D823 D822 D824
RLZ8.2 RLZ8.2
RLZ8.2 RLZ8.2 RLZ8.2 RLZ8.2 RLZ8.2
D821
RLZ8.2
D828
RLZ8.2
C813 C814 C815 C856
2.2nF 2.2nF 2.2nF 2.2nF
D825 D827 D826
D808 D811 D809
D812
RLZ8.2 RLZ8.2 RLZ8.2 RLZ8.2
RLZ8.2 RLZ8.2
RLZ8.2
CN801
TP813
TP801 dcon44
L818 1 L814
1 1 22 R821 220
A 1A
TP814
3.3UH 1 2 23 1 3.3UH L815 R822 470
B 1B
TP802
L813 TP815 L816 3.3UH
1 3 24 1 R823 220
C 1C
3.3UH TP803 3.3UH
4 25
D 1D
5 26
E 1E TP816
1 L817 R825 470
1 TP804 6 27
F 1F
1 TP805
7 28
G 1G TP817 3.3UH
1
1 TP806 8 29
H 1H
9 30 R826
I 1I
10K R827
10 31 4.7K
J 1J
TP807
1
11 32
K 1K
12 33
L 1L
13 34
M 1M
14 35
N 1N
1 TP808 15 36
O 1O
TP809
16 37
P 1P
R809
1 17 38
Q 1Q
75
18 39
R 1R
TP818
TP811 1 19 40
1
S 1S
TP819
TP812 1 R828 100
20 41 1
T 1T
21 42
U 1U
D805 43 44
R831 D813
RLZ8.2 V 1V
RLZ8.2
75
C818
33pF
R814 D814
75 RLZ8.2
D806
RLZ8.2
1
TP895
FUNCTION BOARD
R844 100
KEY1
SC2_R_OUT R845 100
POWER_KEY
SC1_L_IN R846 100
CH+_OUT
R847 100
CH-_OUT
R848 100
SOURCE_OUT
SC2_R_OUT
SC1_R_IN
D816 D817
RD8.2MB RD8.2MB
D858
RD8.2MB
FROM REMUTE/CON BOARD
R849 R851 R852
1K 1K 1K
Q801
TP849 C
2SC2412K-Q
LED_GRN 1 B
R856 E
4.7K
TP852
1
IR
R885 0
TP854
OPTION
1
LED_RED
A3.3V
VIDEO_R
VIDEO_L
C
VIDEO_CVBS
S_VHS_Y E
S_VHS_C
1K
C843
R842 1K
PC_AUDIO_R 0.056nF
R843 1K
PC_AUDIO_L
HP_R
HP_L
C832 C812
100pF 100pF
SC2_R_OUT
SC2_R_IN
SC2_L_OUT
SC2_L_IN
SC2_FSW
DVI / PC INPUT
SC2_CVBS_OUT
SC2_CVBS_IN
CN809
tpcon32p_1
1
9
17
2
10
18
3
11
19
4
12
20
5
13
21
6
14
22
7
15
23
8
16
24
CN804
25
12507WR-06L 26
TP841 27
1
28
TP842
29
1 30
TP843 6 31
TP844
1 5 32
4
1 $V 3
2
1 TP845
1
TP846
1
C834
100nF
D815
C835 C836 C837 C838
RD8.2MB 10nF 10nF 10nF 10nF
D859
RD8.2MB
A3.3V A5V
1
C839
TP886 TP847
100nF
16V
R853 R854 R855 MO
CN806
1K 1K 1K
TP855 12507WR-06L
1
1 TP848
6
C841 1 TP851 5
4
100nF C842
100nF 3
1 2
1
TP853 R9213
4.7K IC111
1 IN 14
A N
2 13
B IN M
C
3 IN 12
B PC_5V C L
R165 4 IN K 11
D
10K 5 IN 10
C E J
R857 E 6 9
1/16W B F IN I
4.7K Q802 $V DDC_SELECT H 8
7 G IN
DDC_CONT
2SC2412K-Q
E Q101
R886 KSC1623-Y
4.7K
DDC_FINAL_SELECT
B
Q803 A5V
KSC1623-Y
1 CN811 DDC_SELECT
slcon8p
R887 2
H : Digital DDC
3
PW565_RX0
4
L : Analog DDC
5
6
PW565_TX0
7
8
33V 5V
L902 R801
3.3UH 1
1/8W
FT803
C845 C846
470uF 100nF
TUNERGND
$V,$P
C849 TUNERGND
22uF
CLOSE TO PIN
C851
4.7uF
TP858 1
TP859
1 SECAM OPTION
TP861
R858
SCL3 100 1
R859
100 1 TP862
SDA3
C857 C858
TP899
47pF 47pF
C852
47UF
C833 NT : BN40-00040A
100nF
R832
PAL : AA40-00133A
220Kohm
R862
100
TUNERGND
1 TP863
SIF
TP864
1
AFT
1 TP865
TUNER_CVBS
R863
75 R833
R864 220Kohm
100
C854
100nF
TUNERGND TUNERGND
TUNERGND
A5V
Close to Diode
C859 D882
100uF
RLZJ9.1B TE12
25V
D872 D873
D869 D871 D874 D875
D867
D868
2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1
1
3 3 3 3 3 3
TP866
TP867
1 1
TP872
1 TP868 1 RA802
TP871 1
TP869 0 1/16W
RX2+
RX2-
RX1+
RX1-
RX0+
RX0-
RXC+
RXC-
RA801
TP898 TP873 0 1/16W
TP874
BD804
1 TP875 R866 100
PC_DDC_SCL
1 PC_5V
TP889
1 R867 22 PC_DDC_SDA
TP876
R868 100 IDENT_PC
1 TP877
1 TP878 R869 22
Vsync_PC
TP883
1 R9198
PC_BLUE
B
10K TP879 U16
TP881 1
BD801 1/16W R872 22 Hsync_PC
1 1
PC_GREEN
B
BD802
TP856 1
PC_RED
B
BD803
TP882
D866
RLZ8.2
D864
U15
RLZ8.2 A5V
D861 D862 D863 D865
RLZ8.2 RLZ8.2 RLZ8.2 RLZ8.2 3 3 3
2 1 1
2 2 1
R873 R874 R875
75 75 75
C853
C861 100nF
100uF D884
25V RLZJ9.1B TE12
A5V
D101
KDS184 R193
10K
1/16W
PC_5V
C175 C176
22uF 100nF R185
R186 R9183
10K 10K 10K
1/16W
R189 100
R9182 100
R123
R197 100
4.7K
TP915
IC108 R198 100
1
AT24C02N-10SC
Q103
IC109 KSC1623-Y
C
AT24C02N-10SC
B
R124
0
1/16W
E
Option
C181
C179
100nF 10uF
16V C143
R195 100nF
R194
10K
10K
C123
10uF
PC_DDC_SCL
R9181
4.7K
FST3125MX
Q102
C
KSC1623-Y
B
DDC_FINAL_SELECT
R199
E
10K
R196
100
PC_DDC_SDA
FT801
FT802
TUNERGND
11 Schematic Diagrams
CN808
TMQZ6-406A
MGND1
MGND2
9V
SW
AGC
ADC
SCL
SDA
MB
SIF_OUT
TV
AUDIO
AFT
VIDEO
MGND3
MGND4
TUNERGND
R120 4.7K
DDC_WP
R121
47Kohm
11-7