Samsung LW22N23N Service Manual page 20

❈ This Document can not be used without Samsung's authorization.
11-5 SOUND PROCESSOR, SOUND AMP, POWER Schematic Diagram
14V
TP601
SUPLVAL
1
TP623
9
1 BD601
8 C602 C603 C604
BLM41P600S
470uF 100nF 100nF C605
25V 100uF $V MP1583DN
7
$V 25V 1
6 $V 2
C606 C607 3
4
5 100uF 100nF
D611 25V 25V
4 KDS184 $V MO
3 TP604 1
L604
SW_INVERTER
2
A
ADJ_BRIGHT
1
R742
L605
slcon9p TP605 1K
CN601 1/16W
C618 C616 C619
100nF
100nF 10uF
BD603
BLM41P600S
$V
1
2
C622 C623 3
100uF 100nF 4
25V 25V
$V
MO
BD605
BLM41P600S
$V MP1410ES
1
2
C631 C632 3
100uF 100nF 4
25V 25V
$V
MO
BD607
BLM41P600S
$V
1
2
C639 C641 3
100uF 100nF 4
25V 25V
$V
MO
TP624
IC606
AP1501-K5A
1
6
GND2 4
BD611
FB
C651
BLM41P600S VIN
100uF 1 OUTPUT 2
A3.3V
25V SD GND1
$V
C648 C649 5 3
10nF 100nF
D606
SS24
ON : LOW
OFF : HIGH
BD612
BLM41P600S R623
10K
R624 C656
1K 100uF R625
25V C657 82K
$V
100nF
TP627
SW_POWER_1
SUPLVAL
C R627
1 B
SW_POWER 100K
R628
E Q601
10K R629
2SC2412K-Q
ON : HIGH 10K C
1/16W
OFF : LOW B Q602
2SC2412K-Q
E
R632
10K
IC611
MC34063ACD
14V
A3.3V
R639
8 1
0.33 H A D607
1W MBRM130LT3 TP619
7 2
G B
3 L611
C682 6
F C 100uH TP641
C681
100uF
C683 5 4 0.12nF
25V $V
100nF E D
C684 C696
$V
120uF 100nF
R633 6.3V
R634 $V
2K
1.2K
1/16W
1/16W
IC612
MC34063ACD
14V
R635 A5V
1
0.33 8
H A
1W
2
7
G B TP642
L612
3
6 TP621
F C 100uH
C685
C686 5 4 0.12nF
D
100uF E C687 C697
25V 82uF 100nF
$V
$V 16V
$V
R636
R9196
1.2K 3.6K
1/16W
1/16W
D608
MBRM130LT3
STAND_BY POWER
LW22N23N
All manuals and user guides at all-guides.com
SW_POWER_1
33V
5V
TP602 TP628
C601
SUPLVAL SUPLVAL TP603
10nF L602 SUPLVAL
$V,$P 1 1
1
22uH
IC601 L601
L603
R601 N R602
IC602 N TP629
8 ON : HIGH 12K MIC3172 D601 27K
BS SS SUPLVAL
7 OFF : LOW 1 SGND 8 SS24 1/16W
IN EN $V PGND1
6 2 1
SW COMP COMP 7
5 V_SW
FB 3 FB 6 R603
GND PGND2
4 5
SYNC 3.9K
C609 C608 R604 V_IN
3A 1/16W
82uF 100nF 1K
16V 1/16W
$V
C611 C612
D602 R606
SS24 1uF 100UF 1.3K
R607 C613 C614 1/16W
C615
3.9K 47uF 47uF
180pF
$V
C617
3.3nF
SW_POWER_1
3.3V
TP607 TP631 R_IN
C621 SUPLVAL SUPLVAL
10nF L606
9V
$V
1 1
IC603
22uH
MP1583DN R609
8 6.2K FT610
BS SS ON : HIGH 2
7 $V 1
IN EN OFF : LOW A B
6
SW COMP C
5
FB 3
GND
C625 C624
3A
120uF 100nF
6.3V 16V C9704
$V
MO 100uF
D603 25V
SS24
R611
C627 3.3K
180pF
$V
C628
3.3nF
SW_POWER_1 L_IN
2.5V
TP609 TP632
C629 SUPLVAL SUPLVAL
10nF L607
$V 1 1
JBL OPTION
IC604 22uH
R613
8 ON : HIGH 2K
BS N_C
7
OFF : LOW $V
IN EN
6
SW COMP
5
GND FB
C635 C633
2A
120uF 100nF
6.3V 16V
$V
MO
D604
SS24
R614
C636
1.5K
180pF
$V
C637
3.3nF
A1.8V D1.8V
TP633 TP634 TP612
C638 SUPLVAL SUPLVAL SUPLVAL
10nF L608
$V 1 1 1
Thick Pattern
IC605 22uH TP635
MP1583DN NC : ON BD609 SUPLVAL
R616
TP622
8 ON : HIGH 4.3K BLM41P600S
BS SS 1
7 OFF : LOW R638 0
EN $V $V
IN
COMP 6
SW
5
GND FB
C645 C642 C643 C693
120uF 100nF 100uF 100nF
3A
6.3V 16V 16V
$V
MO
D605
SS24
R618
C646
9.1K
180pF
$V
C647
3.3nF
9V
R619
22K
R621
3.6K
1/16W
TP625 TP636
L609 SUPLVAL
$V 1
22uH
R622
C652
82 4.7K
16
A1.8V
TP615 TP637 DNI1.8V
SUPLVAL SUPLVAL
1 1
TP616
SUPLVAL IC607
SI9933ADY-T1 C653 C654
1 100nF 10uF
1 S1 D1 8
2 16V 16V
D1_1 7
G1
C658 3 D2 6 MO
S2
1uF 4 G2 5
50V R626
D2_1
10K
C659
1uF
8V
IC608
TP626 TP638
BA178M08FP
$V
1 IN OUT 3 1
R631 1
0 GND PC_AUDIO_L
2 C695
C663 C664
100nF
100nF 100uF PC_AUDIO_R
C
Q603
B
2SC2412K-Q VIDEO_L
E
VIDEO_R
SC2_L_IN
SC2_R_IN
SC1_L_IN
SC1_R_IN
R9703
1K
R9704
C9708 C9709 C9714 C9715 C9720 C9721
330 22nF 22nF 22nF 22nF 22nF 22nF
C9701 1/16W 50V 50V 50V 50V C9726
220nF 100pF
50V
R9713 R9719 R9725
1K 1K 1K
R9701 C9710 C9716 C9722
56K R9714 R9720 R9726
22nF 22nF 22nF
330 330 330 R9731
50V 50V
1/16W 1K
1/16W 1/16W
R9708 R9723 R9729
R9717
R9710 1K
56K 1K 1K
11K
C9703
R9724 R9730
100nF R9709 R9718
56K 1K 1K 1K
R9711
11K
C9705
100uF
16V
R9716 R9722 R9727 R9732
1K
330 330 330
C9713 C9719 C9725
1/16W 1/16W 1/16W
C9706 22nF 22nF 22nF
220nF 50V 50V 50V
R9715 R9728
R9721
1K 1K 1K
C9727
R9705 100pF
R9712 330 C9711 C9712 C9718 C9724 50V
C9717 C9723
56K 22nF 22nF 22nF 22nF 22nF 22nF
1/16W
R9706
50V 50V 50V 50V 50V 50V
1K
TP705
SUPLVAL 1
SUPLVAL
TP706
R_IN IC702
1
TDA7050T/N3
C791 L_IN
10uF
R791 100 1/16W
SC2_R_OUT
R792 100 1/16W
SC2_L_OUT
C792
10uF
C793
10uF
R793 100 1/16W
SC1_R_OUT
R794 100 1/16W
SC1_L_OUT
C794
10uF
16
8V
L705
3.3UH
C742
100uF R724 R725 R720 R721
4.7K
4.7K 20K 20K
C743 1/16W
1/16W
1.5nF
D705 C736
BZT52-C15 C744 1nF C738
470pF
1uF
C737
C745
1nF
10uF
R722
100
C746
10uF
NC_10
DACA_R
NC_11
NC_6
15
AHVSS_1
C747 NC_5
100nF AHVSS_2
16VMO
RESETQ
AGNDC
C748 IC703
NC_4
4.7uF
25V NC_12
1K NC_3
R741 C749 4.7uF
SC4_IN_L
MSP3410G-QA-C12
R740 1K NC_2
C750 4.7uF
SC4_IN_R
12S_DA_IN2
ASG_1
DVSS_3 R728
R739 1K C751 4.7uF
SC3_IN_L
R738 DVSS_2
1K C752 4.7uF
SC3_IN_R
DVSS_1
ASG_2
R737 C753 4.7uF DVSUP_3
1K
SC2_IN_L
R736 DVSUP_2
1K C754 4.7uF
SC2_IN_R
DVSUP_1
ASG_3
R735 ADR_CL
1K C755 4.7uF OPTION
SC1_IN_L
ADR_WS
R734 C756 4.7uF R795
1K
SC1_IN_R
0
ADR_DA
1
TP919
VREFTOP
12S_DA_IN1
C757 C758 NC_13
TP918 1
12S_DA_OUT
15 10uF 100nF
MONO_IN
12S_WS
TP917
AVSS_1
1
12S_CL
TP711
AVSS_2
1
12C_DA
NC_14
12C_CL
1
NC_15 $V
NC_1 TP712
SIF
X701 18.432MHz
C765
C759 C762
0.056nF 2
5V 0.056nF 470pF 50V 1 R733
R9243
C763 MO C766 C767 C768
50V 0.056nF 100 100
1.5nF 3pF 3pF
SIF MO 50V 1/16W 1/16W
C764 MO
22uF
L707 OPTION
3.3UH $V
$V HC-49/SM5H_18R432
$O,$V
TP709
DELAY2
C760 C761 1
47uF 47nF D707 SW_7050
16V 1
RLZ8.2
U14
CN701 17
slcon5p
$V
- +
1
R
$V
TP701
TP702
1
L708
INSTPAR
C776
9V 470nF
$V
R_IN
C701
$V
L_IN
SOUND_AMP
$V C704
C703 150nF 9V
150nF
82
16
L701 L702
C774 R753
SOUND_AMP
OPTION (Delete) R702 100nF 100K
120K
C705
C702 C706 Q703
10nF
100nF 10nF C
R752
10K Q702 E
R9211
1/16W KSA1182
0 E
3002_MUTE R703
B
0
C
SOUND_AMP
SOUND_AMP
C708 C707
100 R704 0
100 1uF 1uF 1 36
R9735 R9736 C709 SDZ VCLAMPR
1uF 2
R9734 RINN MODE_OUT 35
3
100 34
RINP MODE
4 33
V2P5 IC701 AVCC
100 5 32 100nF
LINP VAROUTR
6 TPA3002D2PHP
U18 C711 VAROUTL 31 C715
R760 U17 LINN
R9733 62Kohm 1uF C710 1uF 7 AGND_2 30
62Kohm AVDDREF
62Kohm R761 R762 0 8 29
VREF AVDD
62Kohm R763 47K 9 28
COSC
10 VARDIFF 27
R76447K ROSC
VARMAX
R76512K 11 26
VOL AGND_1
12 25
REFGND VCLAMPL
R768 R706
R767
SOUND_AMP 0 0
27K
14V
R769 R707
0 R708 0
0
R772
D708 SOUND_AMP
D709 10K C722 C723 C721
C720
KDS184 10nF
RLZJ9.1B TE12 C R771 10nF 100nF 100nF
$V
100
B
C 1/8W
R773 4.7K
B L704
E Q704 $V
2SC2412K-Q
9V L703 $V
R774 E R775
C724
10K 10K C725
Q705
R776 150nF 150nF
2SC2412K-Q
10K
1/16W
17
SW_POWER 16
OPTION C726
10uF
C775
470nF
5V 8V SOUND_AMP
L709
SOUND_AMP
INSTPAR
R711
18K
Q701 TP704 TP703
KSC1623-Y 1/16W
C $V
B
$V
D701 3
QZX363C5V6
E D702
MMBD4148SE
1 2
SW_7050 CN702
slcon4p
C727
100uF C728 C729
100uF 100pF
16V
16V
C734
R712
100uF
47ohm TP707
HP_R
$V 1 HP_R
TP708
1
$V HP_L
HP_L
R713
C730
C735
100nF R717 R716 47ohm
C731 100uF
4.7ohm 4.7ohm
47uF
R714 R715
C732 C733
1K 1K
D703 D704 330nF 330nF
RLZ8.2 RLZ8.2
R718
10K
R719
10K
C739
1uF
R723
100
$V
C740
4.7nF
$V
C741
4.7nF
RESET_AUDIO
R729
100
C772
C773
10uF
100nF
16V 16V MO
5V
16
4.7K
L706
3.3UH
D706
RLZ8.2
C769 C770
100nF 10uF
R9246 10
S_DATA_OUT
R9245 10
S_DATA_IN
R9244 10
S_CLK
R731 10
SDA3
R732 10
SCL3
R730
1K
BD701
BD702
BD703
BD704
SOUND_AMP
11 Schematic Diagrams
2SC2412K-Q TP713
B 1 3002_MUTE
R750
C714 1uF
9V
C716
10uF
16.000
C717 220pF
100uF C718
120K
R705
C719
1uF
SOUND_AMP
11-5