Samsung NK15A Series Service Manual page 113

10 Schematic Diagrams
10-3 DC Power Input, Sound, Tuner, ETC Part Schematic Diagram
FT816
BLM41P600S
FROM ADAPTER
+14V_INVERTER
CN801
dcjhp_7 C848
220nF C849
1
220nF
3
2
C847
100UF
16V FT818
BLM41P600S
STAND-BY POWER
IC810
R892
MC34063ACD
+5V_A 0.33
1W
C888
L830 1 8
A H
100uH 100pF
50V 2
7
B G
MO
3
C889 6
C F
100uF
4
5 C893
D E
D880 10uF
MBRM130LT3 FT814
R891 BLM41P600S
3.6K
1/16W R890
1.2K
1/16W
FT815
BLM41P600S
SW_POWER
SC_L_OUT
SC_R_OUT
SC2_L_OUT
SC2_R_OUT
TUNER_CVBS
(TO 6425)
AVI_L
AVI_R
SC2_L_IN
SC2_R_IN
SC_L_IN
SC_R_IN
R L
L R
R470
470
R479 R474 R473
470 470 470
C462 C467
C470 C465
100pF 100pF
100pF 100pF
L405 L404
N N
L401
L410
N
N
TP012
SUPLVAL
D107
D105 RLZ8.2
TP013
RLZ8.2
SUPLVAL
D101 D102
RLZ8.2 RLZ8.2
D106 D108
RLZ8.2 RLZ8.2
PC AUDIO DTV AUDIO
D103 D104
RLZ8.2 RLZ8.2
NTSC Option
SCL2
SDA2
RESET_3451
SW_1101_MUTE
NK15A*/NK17A*
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STAND-BY POWER
IC801
R893
MC34063ACD 1
0.33
1W +3.3V_A
8 1
H A
7 2
C822 G B C826 FT852 IC802
C862 C825 C821
L805 120uF BLM41P600S
100nF 10nF 100nF 100uF C892 LP3961EMP-2.5
6 3 100uH
F C 680pF 6.3V
2 3
VIN VOUT
4 50V
5
E D MO
1 4
C861 R811 SD SENSE
100uF
4.7K GND
C828
16V D801
1uF
MBRM130LT3 5
R895
R894 2K
1.2K 1/16W
1/16W
IC805
LM2676SX-3.3
+14V_1 +3.3V_B +3.3V_BD
5 6 C859
C846 C866 C856 C857
NC FEEDBACK 10nF FT822
100nF 10nF 100nF 220UF
2 3
Input L806
C_BOOST C864 BLM41P600S
33uH
8 1 100nF
Ground_2 Output
C845 ON_OFF Ground_1
C810
C868
220UF D803 C867 R822 120uF
7 4
16V 100nF
SK34 120uF 4.7K 6.3V
6.3V B
R824 2
10K FT824
BLM41P600S
A
1 IC806
ON : HIGH
LP3961EMP-2.5
OFF : LOW 2 3
VIN VOUT
2
C876 1 4
+14V_2 +5V SD SENSE
470uF
IC804
GND
LM2596S-5.0
C875 5
L807
GND1 6
C852 C863 53.0UH FT817 100nF
F_B 4
100nF 10nF Vin C858 BLM41P600S
100nF
1 2
+3.3V_BA
5 3 IC811
C865
D802 R821 BA033FP
C851 R823 120uF
4.7K 1 IN 3
SS24 6.3V OUT
220UF 10K
GND
16V 2 C869
C871
120uF
100nF
ON : LOW 6.3V
C
OFF : HIGH
B Q812
2SC2412K-Q
R061
E
10K +12V_3
C881
IC807
1/16W
100nF MC7812CD2T
IC808 50V IC803
C841 C842
SI9933ADY-T1 BA178M08FP BLM41P600S
MO
100uF 100nF
1 S1 8 1 3 IN OUT
D1 IN OUT
C809 2 7 GND
C853 G1 D1_1
100uF R874 C870 C872 GND
3 S2 6
100nF D2 C843
16V 100K 1uF 4 5 100uF 2
G2 D2_1 100uF
1/16W 50V 16.000
C844
R864 100nF
R873
100K
10K
C 1/16W
1/16W
B Q808
C899
2SC2412K-Q
1uF
E
ON : HIGH 50V R863
10K CN810
OFF : LOW
C 1/16W PDJ005
Q813
4
B
2SC2412K-Q 3
R862 OPTION
E 2
10K
1/16W
14V DC OUTPUT
INVALID for PAL
+5V
R801
L801
330 C806
1/16W 2.2uH C891
100nF
R802 1uF ZD801
50V
22K 50V UZ36B
MO
C801 C802
100uF 10nF
L802
16V 3.3UH
-------
R806
220UH
C805
0
10nF 1/16W
C803 D805 TUNERGND TUNERGND TUNERGND
TUNERGND
MMBD4148SE
47nF
TUNERGND
C804
TUNER
220pF
+5V
TUNERGND
L803
CN888
100uH ------- SUPLVAL
L804
680UH
2.2uH
1
C812 NC
R809
100uF 2
100K B
C C811 L151 2.2uH 3
SCL
B Q811 C807 100pF
C808 KSC1623-Y 2.2nF
4 SDA
4.70NF E 50V L152 2.2uH
50V MO 5
SAS
MO
TUNERGND 6
N_C
7
IF
TUNERGND TUNERGND TUNERGND
8
CVBS
9
BP
R807 10
AF
C814
0
100pF R808
68
1/16W
TUNERGND TUNERGND
TUNERGND TUNERGND
L R L R
R471 R472
470 470 R072 R073
C466 C461
470 470
100pF 100pF C071 C072
100pF 100pF
L403
L402
L010 L011
N N
N N
TP010
SUPLVAL TP008
SUPLVAL
TP009
D114
D123 D110 SUPLVAL D112
TP011
RLZ8.2 RLZ8.2
RLZ8.2 RLZ8.2
SUPLVAL
D109 D111 D113 D115
RLZ8.2 RLZ8.2 RLZ8.2 RLZ8.2
AV AUDIO
DVD AUDIO
PAL(S/E Asia) Option
TO SPEAKER
+2.5V_A
+ -
CN501
FT851
slcon2p
BLM41P600S
C827
C824
120uF 100nF
6.3V
C517
C518 150nF
150nF
C501
150nF
C506
100nF
C505
100nF
C507
R501 150nF
10
C508
+2.5V_B 150nF
FT825
BLM41P600S
+12V_AUDIO
C813 C890
C873 C874
120uF 120uF
100nF 100nF
6.3V 6.3V
+12V_3 R503
1M
C520
100uF
16V
C521
1uF
C522 C523 C524 C504 C526
100uF 100uF 100nF 100nF 100nF
+8V 16V 16V
AGND_AMP
FT811
C503
100nF
R506
6.2K
R508 15" 4.7Kohm
R505
100
C519 6.2K R507
1uF 100
R511
C550
8.2K
100pF
50V
MO
AGND_AMP
R512
R513
0 0
C531
C533
4.7uF
4.7uF
25V 25V
C536
C537
C592 1nF 1nF
22uF
+8V 16V
C535 C594
AGND_S AGND_S
100uF C593 22uF
22uF 16V
C538
16V
C591 C539
1.5nF R562 R564 R534 R537
22uF
L540 100 100 100 100 1nF
C543 16V
N 1/16W 1/16W AGND_S 1/16W 1/16W
470pF R561 R563
3.9UH
100 100
1/16W 1/16W
C546
D543 10uF
C545
RLZ8.2
10uF
AGND_S
NC_10
NC_11
AHVSS_1
C551
AHVSS_2
100nF IC919
16V MO
C553 AGNDC
4.7uF
25V MSP3451G
NC_12
C554
R521 47 1/16W 4.7uF 25V
SC4_IN_L
C555
R522 47 1/16W
4.7uF 25V
SC4_IN_R
ASG4
C556
R529 470 1/16W
4.7uF 25V
SC3_IN_L
R531 470 1/16W C557
4.7uF 25V
SC3_IN_R
ASG2
C558
R532 47 1/16W
4.7uF 25V
SC2_IN_L
R533 47 1/16W C562
4.7uF 25V
SC2_IN_R
ASG1
C563
R528 47 1/16W 4.7uF
25V
SC1_IN_L
AGND_S
R526 47 1/16W
SO_IN_R
C564
4.7uF 25V
VREFTOP
NC_13
C566 C565
100nF
10uF
MONO_IN
AVSS_1
AVSS_2
AGND_S
NC_14
NC_15
X511
SIF
HC-49/SM5H(18.432MHz)
C569 C567 AGND_S
470pF R539
C571 0.056nF R580
C572 C527
100
0.056nF C568 100
C574 0.01nF 0.01nF CONTR1
0.056nF 1/16W
1.5nF 50V 50V
MO MO
+5V C575
AGND_S
100uF
AGND_S AGND_S
AGND_S
L541
N
C577 C576
3.9UH
47uF 47nF
D545
16V
RLZ8.2
1
TP501
AGND_S
AGND_S AGND_S
- +
CN502 TUNERGND
slcon3p
INVERT_GND
AGND_S
AGND_AMP
C502
150nF
SW_INVERTER
R502
10
+5V +8V
Q555
sleep Mode : high R591
KSC1623-Y
18K
C
1/16W
B Q501
C589 KSC1623-Y
C
100nF E R504
50V 4.7K
B
MO
E D502 3
QZX363C5V6
D501
MMBD4148SE
C598 1 2
100uF SW_7050
16V
C597
100uF
16V
C525
100nF
AGND_AMP
IC530
TDA7050T/N3 C534
R552
100uF
C528 56
100uF 1/16W
1 A 8
Vcc
7
2
B
F
3 C 6
R551
E
56
4 5
C580 1/16W
D GND
C570 R553
100uF
100nF 1K
16V R518
D571 R519
1/16W
4.7
RLZ8.2 4.7
D570
C595 2.2nF
RLZ8.2 C541
50V MO C542
100nF
R516 100nF
10K
C596 2.2nF AGND_S AGND_S
AGND_S
50V MO AGND_S AGND_S
R517
R514 R515
20K 20K 10K
AGND_S
C532
C529
1uF
1uF
C544
R523 R524
100 100 2.2nF
C547
1nF
for JIG
C548
2.2nF
DACA_R
+5V_A
NC_6
CNJIG
slcon12p
NC_5 C552 C549
1 RJ11
10uF 100nF
10 1/16W
16V 16V MO
JHs 2 RJ10
RESETQ
10 1/16W
JSDA 3 RJ09
10 1/16W
NC_4 JSCL
4 RJ08
10 1/16W
5
NC_3 R527
R525
4.7K
100 JeSDA
6 RJ07
10 1/16W
NC_2
JeSCL 7 RJ06
AGND_S
10 1/16W
JR 8
12S_DA_IN2 +5V RJ05
10 1/16W
JG 9 RJ04
10 1/16W
DVSS_3 10
JB RJ03
10 1/16W
11
IDENT_FAC RJ02
DVSS_2
L555 10 1/16W
SW_PCGAIN 12
3.3UH RJ01
10 1/16W
DVSS_1
DVSUP_3
DVSUP_2
C559
C561
100nF 10uF
DVSUP_1
ADR_CL
AGND_S AGND_S
ADR_WS
ADR_DA
R555
1K
12S_DA_IN1 extra connection
12S_DA_OUT
12S_WS
TEST_PIN
slcon8p
1
12S_CL ex1 #87 ALE
R535
100 2
ex2 #17 to GND
12C_DA
1 3
ex3
#50 RESET
T531
12C_CL ex4 4 reset IC output
1
5
T532 R536 GND
100
NC_1
6
EXT_SCL SCL
7
SDA } for IIC
EXT_SDA
8
GND
SOUND MUTE
SW_7050
JSCL
RJ12
10 1/16W
JSDA
RJ13
10 1/16W
CONFIDENTIAL
TO PANEL INVERTER
+14V_INVERTER
+5V
CN920
L921 slcon14p_1
1 1
3.3UH
1
ADJ_BRIGHT 2
TPB15
3
4
TPB16
C909
5
100nF
6
TPB17
1 1 INVERT_GND 7
TPB18
8
9
C910
100nF FT920 1 1 10
TPB19
C971
BLM41P600S
C911 470uF
11
100uF
C981 12
C972
470UF
16V 100nF 13
INVERT_GND INVERT_GND
14
FT921 TPB20
BLM41P600S
INVERT_GND INVERT_GND
INVERT_GND
FROM SUB INPUT BOARD
D116
D117
RLZ8.2 2 2
RLZ8.2
3 1 1 3 CN702_1
slcon14p_1
AVI_R 1
TPB21
AVI_L 2
TPB22
2 2
D118 D119
3 1 1 3 3
RLZ8.2
RLZ8.2
SVHS_CVBS 4
TPB23
5
SVHS_Y
TPB24
SVHS_C 6 TPB25
R870 R871 R872 7
75 75 75
1/16W 1/16W 1/16W 8
HP_R
9
TPB26
10
TPB27
HP_L
11
12
IDENT_H/P
TPB28
R554 13
1K 3
1/16W 14
TPB29
1 2
AGND_S
D120 D121 D122
D804
RLZ8.2 RLZ8.2 RLZ8.2
MMBD4148SE
FROM REMUTE/CON BOARD
+3.3V_A
R775
330 R773
330
1/16W
1/16W CN701_1
TPJ01 slcon8p
Q713
1
SUPLVAL 2SC2412K-Q
C TPB30
TPJ02
LED_GRN 2
SUPLVAL B
TPB31
TPJ03
E 3
SUPLVAL R776
TPJ04 4.7K
SUPLVAL 1/16W 4
TPB32
TPJ_GND
SUPLVAL IR 5
TPB33
TPJ05 Q711
SUPLVAL C 6
2SC2412K-Q TPB34
TPJ06 LED_RED B
7
SUPLVAL
R774 E
TPJ07
4.7K 8
SUPLVAL
TPJ08 1/16W
SUPLVAL
TPJ09
SUPLVAL
TPJ10
SUPLVAL
TPJ11
SUPLVAL
FROM KEY INPUT BOARD
+3.3V_A
R841 R842
4.7K 4.7K
1/16W 1/16W
CN706_1
slcon3p
KEY1 TPB35
3
TPB36
KEY2
2
TPB37
1
C894 C895
100nF 100nF
50V 50V
MO MO
10-5