Samsung LT22A13W Service Manual page 91

10 Schematic Diagrams
10-3 Schematic Diagram
+14V_INVERTER
FROM ADAPTER
FT934
BLM41P600S
T984
1-1 FT935
BLM41P600S
R805
C861
CN923 CN923_OP1 FT853 C862
100uF 0.33
SGM32F1E104-2A
20037WR_06A slcon6p 100nF 1W
16V
1 1
1 A B 2
C
2 2 3
C849
3 3
220nF C180
C847
4 82uF
4
16V 82uF
16V
5 5
R806
6 1.2K
6
1/16W
7
8
+14V_1
FT854
C846 C866 C856 C857
SGM32F1E104-2A
100nF 10nF 100nF 82uF
1
A B 2
C
3
1-6
C899 C845
+14V_1
82uF 82uF
16V 16V
SUPLVAL
TP833
1
LM2596S_5.0
+14V_2 R4671
R808 +5V_A +14V_2 10K
0.33 8 1
H A
1W
IC812
2
7
G MC34063ACD B FT855
C817
L804 C852 C863
3 SGM32F1E104-2A
6 0.12nF 100nF 10nF
F C 100uH
50V
1 A B 2
C816
5 4 MO C IC804
E D T985
100uF LM2596S-5.0
C818 3
16V
120uF
R823
6.3V
R809 D806 10K
R810
1.2K MBRM130LT3
3.6K C851
1/16W
1/16W 100uF
16V
ON : LOW
OFF : HIGH
STAND-BY POWER
C9724 C9723
100nF 10nF
C9722
100uF
16V
1
PANEL_5V
SUPLVAL
TP832
C809
100uF
16V
T986
1 A B 2
C
C853
FT856
3 100nF
SGM32F1E104-2A
FT936
BLM41P600S C9643
100nF
C9642
100uF 50V
16V MO
R4670
SOUND_12V8V_CTL
100K
C 1/16W
1 B
ON : HIGH SUPLVAL
R873 E Q808
TP831
10K
2SC2412K-Q
1/16W C
B Q801
2SC2412K-Q
R811
10K E
1/16W
EMI
C9654 C9655 C9707 C9708 C9709 C9710
100nF 100nF 100nF 100nF 100nF 100nF
R4616 R4617 R4638 R4639 R4640 R4641
10 10 10 10 10 10
C9656 C9657 C9658 C9659 C9660 C9661
100nF 100nF 100nF 100nF 100nF 100nF
R4618 R4619 R4620 R4621 R4622 R4623
10 10 10 10 10 10
+5V +5V +5V +5V +5V +5V +5V +5V
C9662 C9663 C9664 C9665 C9666 C9667 C9668 C9669
100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF
R4624 R4625 R4626 R4627 R4628 R4629 R4630 R4631
10 10 10 10 10 10 10 10
LT22A13W
STAND-BY POWER
1-2
1-3
+2.5V_A
+3.3V_A
8 1
H A
2
7 IC811 L180 L181
G B C814 IC802
MC34063ACD L801 T983 BLM41P600S LP3961EMP-2.5 BLM41P600S
3 0.12nF
6
F C 100uH
50V 2 3
VIN VOUT T801
MO
4
5
E D 1 4
C815
SD SENSE
C827
120uF C828 C824
GND 120uF
100nF
6.3V 22uF
6.3V
R807 D805 5
2K MBRM130LT3
1-4
1/16W
+3.3V_B +3.3V_BD +5V
5 6
C859
C898
10nF FT822 IC813
82uF NC FEEDBACK
2 3 BA033FP
Input L806 BLM41P600S
C_BOOST C864
1 3
T982 IN OUT
8 1 100nF
T807 GND
Ground_2 Output
2
C895
ON_OFF Ground_1 C810
D803
C868 100uF
7 4 SK34 C867 R822 120uF
100nF
IC805 120uF 4.7K 6.3V
LM2676SX-3.3 6.3V
R824
22K
1-7 GND_D GND_D
C
B 1-5
CLK_CTL B
2
Q810 E FT824
BLM41P600S
2SC2412K-Q +5V
A
1
IC806 FT825
GND1 L807 LP3961EMP-2.5 BLM41P600S
6
53.0UH FT817
2 3
F_B 4 C858 BLM41P600S VIN VOUT
Vin
100nF
1 4
1 2 SD SENSE
C813 C873 C890
T981 C875
GND
5 3 120uF 100nF 120uF
C865 100nF
R821 6.3V 6.3V
D802 5
120uF C876
SS24 4.7K
6.3V
220uF
1-8 +5V_L
IC967
LM2596S-5.0
GND1 L1018
6
53.0UH FT938
F_B 4 C9721 BLM41P600S
Vin
100nF
1 2
T994
5 3
C9717
R4663
D808
120uF
4.7K
SS24 6.3V
R4666
10K
1-9
IC807
LM2596SX-ADJ C9725
1nF
50V
C881
IC808 MO
100nF
SI9933ADY-T1
T987 T988 GND1 6
50V C842 R4667
MO F_B 4 7.5K
100nF Vin
1 8 1/16W
S1 D1
2 G1 D1_1 7 1 2
R874 C870
3 S2 D2 6 C843 L1019
100K 1uF
4 5 100uF 5 3 D810
G2 D2_1 C872 53.0UH
1/16W 50V SS24 R4668
100uF
1K
1/16W
C819
R812
1uF
100K
50V
1/16W
R4669
100K
1/16W
C96_OP1 C96_OP2 C96_OP3 C96_OP4 C96_OP5 C96_OP6 C96_OP7 C96_OP8 C96_OP9 C96_OP10
100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF
+5V +5V +5V +5V +5V +5V +5V +5V +5V +5V
C96_OP11 C96_OP12 C96_OP13 C96_OP14 C96_OP15 C96_OP20 C96_OP16 C96_OP17 C96_OP18 C96_OP19
100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF
+5V +5V +5V +5V +5V +5V +5V +5V +5V +5V
+5V +5V +5V +5V +5V
C9670 C9671 C9672 C9673 C9674 C97_OP1 C97_OP2 C97_OP3 C97_OP4 C97_OP5
100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF
R4632 R4633 R4634 R4635 R4636
10 10 10 10 10
TO SPEAKER
CN501
20037WR_02A
GND_AMP
T503
1
+3.3V_TMDS
FT933
BLM41P600S
T977
C9587
C9588 D5
120uF
100nF RD8.2MB
6.3V
D4
RD8.2MB
GND_D GND_D +12V_AUDIO
+12V_3
GND_AMP
+3.3V_BA
C520
100uF
16V
T802
C869
C871
120uF
100nF
6.3V C522 C523 C524 C504 C526
100uF 100uF 100nF 100nF 100nF
16V 16V
GND_AMP
C519
+2.5V_B CP141
1uF 100nF
T803
GND_AMP
C801 R4579
C874
TP618 4.7uF 820
100nF WOOFER_OUT
SUPLVAL 1/10W
0.24mm
1
+8V R4672 C9585 C188
10K 10nF
1nF
1/16W 50V
R4675 MO
R4674
1K
4.7K C
1/16W
AGND_S AGND_S AGND_S
R4673 1/16W 0.24mm 0.24mm Q812
B
4.7K 2SC2412K-Q
1/16W
C E +8V
Q811
0.24mm
B
2SC2412K-Q
S_MUTE_TA1101
E
AGND_S AGND_S
L540
N
C535
100uF
D543 C538
RLZ8.2 1.5nF
C543
470pF
1-10
AGND_S
C545
C546
10uF
3.3uF
+8V
+12V_3
T989 IC803
C841
BA178M08FP
100uF NC_10
1 IN OUT 3 T804
GND
2
NC_11
C844
100nF
AHVSS_1
C551
AHVSS_2
AGND_S
100nF
16V MO
C553 AGNDC
4.7uF
25V
NC_12
C554
R521 1K 1/16W
4.7uF 25V
PC_L
SC4_IN_L
C555
R522 1K 1/16W
4.7uF 25V
PC_R
SC4_IN_R
ASG4
C556
R529 1K 1/16W
4.7uF 25V
COMP2_L
SC3_IN_L IC919
C557
R531 1K 1/16W
COMP2_R 4.7uF 25V
SC3_IN_R
MSP3421G-B8
ASG2
C558
R532 1K 1/16W
4.7uF 25V
COMP1_L
SC2_IN_L
C562
R533 1K 1/16W
4.7uF 25V
COMP1_R
SC2_IN_R
C563 ASG1
R510 1K 1/16W 4.7uF
25V
AV_L
SC1_IN_L
AGND_S
R520 1K 1/16W
AV_R
SO_IN_R
C564
4.7uF 25V
VREFTOP
NC_13
C566 C565
100nF
10uF
MONO_IN
AVSS_1
AVSS_2
AGND_S
5-2
NC_14
NC_15
C567 C568
56PF X511
56PF
SIF
SIF C569
470pF
C571
C572
56PF
C574 0.01nF
1.5nF 50V
MO
+5V
C575
AGND_S
22uF
AGND_S
AGND_S
L541
N
C577 C576
47uF 47nF
D545
16V
RLZ8.2
AGND_S
AGND_S AGND_S
SCL2
SDA2
S_RESET
S_MUTE_TA1101
L R
CN501_OP1 CN502_OP1
slcon2p slcon3p
+ +
- CN502
-
20037WR_03A
L1017
L1016
GND_AMP
INSTPAR
INSTPAR
1
C517 C501 C502
T501
C518 150nF 150nF 150nF
1
150nF T504
1
T502
C506 C505
100nF 100nF
R4591 C507
C508 R501
10 150nF
150nF 10
C509
C511 C510 C512
150nF
150nF 150nF 150nF
C515 C513 C514 C516
150nF 150nF 150nF 150nF
5-3
D3
2 2
1 3 3 1 RD8.2MB
2 2 D2
RD8.2MB
1 3 3 1
GND_AMP
0.24mm
R503
+5V +8V
C521 1M
1uF
R591
18K
1/16W
IC501
TA2024
1201-001971 Q501
KSC1623-Y
C
B
D502 3
Q555
QZX363C5V6
KSC1623-Y E
C
0.24mm 1
C589
B
C525 100nF
C598
100nF R504
50V
E 100uF
4.7K
MO 16V
C503
100nF GND_AMP GND_AMP
R508
R506
8.2K
R507 C550
20K
100 100pF
R511 R505 GND_AMP
50V
51 20K C534
MO
100uF
GND_AMP
TP827
TP828
GND_AMP
0.5mm SUPLVAL IC530
SUPLVAL
CP139 CP140
TDA7050T/N3
100nF 100nF R512 C580 D571
C570 RLZ8.2
5.6K 47uF
R513 100nF
SUPLVAL 5.6K SUPLVAL 16V
TP829 TP830
C531
1uF C533
50V 1uF
50V
R516
C536
C537 10K AGND_S AGND_S
1nF
1nF
R517
10K
R514 R515
AGND_S
AGND_S
20K 20K
AGND_S
C539
C532
1nF C529
1uF
AGND_S 1uF
R523 R524 C544
4.70NF
100 100
C547
1nF
C548
4.70NF
DACA_R
NC_6
NC_5 C552 C549
10uF 100nF
16V 16V MO
RESETQ
NC_4
NC_3 R527
R525
4.7K
100
NC_2
AGND_S
+5V
12S_DA_IN2
DVSS_3
+14V_INVERTER
DVSS_2
L555
3.3UH
DVSS_1
AGND_S
DVSUP_3
DVSUP_2
C559
C561
100nF 10uF
DVSUP_1
ADR_CL
AGND_S AGND_S
ADR_WS
ADR_DA
R509
1K
12S_DA_IN1
12S_DA_OUT
12S_WS
12S_CL
R535
100
12C_DA
1
T531
12C_CL
1
R536
T532
100
NC_1
HC-49/SM5H(18.432MHz) AGND_S
R539
R580
C527 100
100
0.01nF CONTR1
1/16W
50V
MO
SOUND MUTE
AGND_S
SW_7050
1
TP501
CONFIDENTIAL
PC control
TP817 TP818 TP819
+5V_A
1 1 1
MINERVA TYPE
CN01
TP617
slcon14p_1
1
TP607
1
C9649 C9650 C9648 H_S
2
TP608
100nF 1nF 100nF
1
16V 50V 16V
SDA2 3
MO MO MO TP609
1
SCL2
4
1
5
TP610
ESDA
6
1
ESCL TP611
7
1
Rbit TP612
8
1
Gbit TP613 9
1
Bbit TP614
10
1
IDENT_FAC TP615
11
1
TP616
SW_PCGAIN 12
1
13
14
D501
MMBD4148SE
2 SW_7050
C597 C596
100uF 100pF
16V 50V
MO
R552
GND_AMP
75
C528 HP_R 1/16W
T813
100uF 1
HP_OUT_R
T814
1 HP_OUT_L
HP_L
R551
75
1/16W
D570
RLZ8.2 R553 R554
1K
1K
R518 R519
1/16W 1/16W
4.7 4.7
C541
C542
330nF
330nF
AGND_S
AGND_S AGND_S AGND_S AGND_S
GND_AMP
GND_AMP AGND_S
TO PANEL INVERTER
CN921
V_Sync_to_Inverter
slcon17p
H_Sync_to_Inverter
R_op_2 R_op_1
TP619 TP621 TP620
0 0
1/16W 1/16W
1 1 1
L911 1 R4654
T922 TP842
A
2 0
ADJ_BRIGHT
3 1/16W 1
L912
4
INVERTER_ON_OFF R4653
1
5
0
C983 C984 6 TP841
1/16W
100nF 100nF
7
50V 50V
C982 8
MO MO 9 R4658
10uF
10 0
1/16W
11
12
C985 C986 C987
13
82uF 82uF 82uF
14
16V 16V 16V
1 15
16
17
C988
100nF
+5V_A
R_op_3
0
1/16W
GND_INVERTER GND_INVERTER
GND_INVERTER
L913
BLM41P600S
L914
BLM41P600S
L915
GND_INVERTER
BLM41P600S
L916
BLM41P600S
10-5