Text preview for : LT-17C50BJ part 2.pdf part of JVC LT-17C50BJ Manual de servicio.Service manual



Back to : LT-17C50BJ part 1.pdf | Home

MAIN PWB CIRCUIT DIAGRAM (6/8)

PL700

SCART
2 4 3 5 6 7 8 9 10 11

1
12 13 14 15 16 17 18 19 20 21 21 20 19 18 17 16 15 14

SCART
12 13 11 10 9

2
MUTE 8 7 6 5 4 3 2 PL701 1 +12V

S736

POP NOISE ICIN GEREKIRSE KULLAN

1N4148

1N4148

D718

D719 C846 100u 25V BC858B Q708 R780 10k Q709

1

BLM21A601S L701

BLM21A601S L700

BLM21A601S

BLM21A601S

BLM21A601S

BLM21A601S

L715 BLM21A601S

L714 BLM21A601S

L703

L708

R AUDIO FAV
BACK RIGHT

JK704 A 12 3

JK703 A 12 3 BZT55C10 1 2 A D720 K C850

L AUDIO FAV
BACK LEFT

C749 R721 75R R722 75R 2 K

D715 1 A R747 75R

C731

C767

D710 75R R733 1 A 2 K

BZT55C10 1 2 A D709 K D711 TV_LINK 2 1 K R732 A 75R D712

C766

L716

R720 75R

75R R730

75R R728

BLM21A601S

SC2_PIN8

C704 L702 R761 100R 75R R762 25V 33p HDTV_CR 4n7 50V R715 220R C706 4n7 50V C705 4n7 50V R714 220R

D717 1 2 A R725 K 75R

150p 50V C730

150p 50V C768

4n7 50V BLM21A601S 220R R717 C763 L717 4n7 50V C764 4n7 50V C744

R748 75R

SC1_PIN8

C859

BZT55C12

D714

D713 2 1 K R724 A 75R K 2

SC1_OUT_V

CVBS_SC1

1n C863 BACK_AUDIO_R R788 1k S752

SC1_OUT_R 50V

BLM21A601S

22u

CVBS_SC

BLM21A601S

SC2_OUT_V

C743

1k R727

R712 1k

R713 1k

B_SC1

FB_SC2

FB_SC1

R_SC1

R_SC2

G_SC2

G_SC1

B_SC2

220R R716

4n7 50V

4n7 50V

1k R726

2

50V

470p 50V

BZT55C10

BZT55C10

SC2_OUT_R

C745

L705

C849 470p 50V

C707

C765

50V

22u

2 1 K R723 A 75R

D716 1 2 A R729 K 75R

D704

A 1

A 1

D708

K 2

1 2 A R731 K 75R

22u

150p 50V

150p 50V

63V 470n

63V 470n

C760

L706

50V

C841 40uH S749 L730

C842 40uH S748 L731

SC1_OUT_L

C724

C761

SC2_OUT_L 50V

1n

S731 FRONT_AUDIO_R R718 1k R719 1k SC2_IN_L

S732 50V 1n C723 FRONT_AUDIO_L

C742

22u

SC2_IN_R

1n

1n

50V

50V

50V

+12V

C785 12V_AUD

C786 12V_AUD

SC1_IN_R

C825

SC1_IN_L

50V

50R_100MHZ_3A

L718

C719

50V

L719

SC2_IN_R 1n

50R_100MHZ_3A

SC2_IN_L

1n 50V

1n 50V

1n

S721

SC1_IN_L AV4_IN_R AV4_IN_L C837 PC_IN_L 16V 470n MODULE_IN_L S754 25V C712 C771 220n 25V 25V 220n AV4_IN_L C835 BACK_AUDIO_L 16V 470n R756 10k C833 16V 16V 470n C834

IC705
C807 50V 270p L734 BLM21A601S +8V C780 MODULE_IN_R C840 470n 16V S753 BACK_AUDIO_R 16V 470n AV4_IN_R R754 PC_IN_R 16V 470n C862 16V MUTE 10k C839 10n 50V 220n 25V

C784

SC1_IN_R C709

1 Y0 2 Y2 3 COM_Y_OUT_IN 4 Y3
100n

VCC 16
C861

SS33

C758

D723

25V 220n C711

X2 15 X1 14

C782

C783

10n 50V

50V

C708 100n 16V

C718

10u

C710

C759

220n 25V

220n 25V

COM_X_OUT_IN 13 X0 12 X3 11

C773

220n

AMMONO_MAIN

5 Y1 6 INH

12V_AUD

C715 16V 100n

3u3

C714

48

47

46

45

44

43

42

41

40

39

38

37

36

35

34

33

BSRN 48

PVCCR4 47

PVCCR3 46

ROUTN2 45

ROUTN1 44

PGNDR2 43

PGNDR1 42

ROUTP2 41

ROUTP1 40

PVCCR2 39

PVCCR1 38

VREFTOP

MONO_IN

SC1_IN_L

SC2_IN_L

SC3_IN_L

SC1_IN_R

SC2_IN_R

SC3_IN_R

SC4_IN_R

SC4_IN_L

AGNDC

AHVSS

AVSS

ASG1

ASG2

ASG3

50V

8 GND
C798 270p 50V

B

9

AUD_SWITCH_1 R783 10k R753 10k C787

C799

L707 +5V

L709 BLM21A601S C728 16V 100n

+8V

C716

C776

49
C726 56p 50V R711 100R C722 50V 1p8 C750

AVSUP ANA_IN1+ ANA_INANA_IN2+ TESTEN XTAL_IN XTAL_OUT TP AUD_CL_OUT NC4 NC5 D_CTR_I/O_1 C_CTR_I/O_0 ADR_SEL STANDBYQ 12S_DA_OUT NC6 12S_W S

CAPL_M AHVSUP CAPL_A SC1_OUT_L SC1_OUT_R VREF1 SC2_OUT_L

32
50V 10u

+5V MODULE_IN_R MODULE_IN_L

1 2

SD_NOT RINN RINP V2P5 LINP

VCLAMPR MODE_OUT MODE AVC VAROUTR

36
16V 1u

C800

50V 100n

16V

12V_AUD

R743 120k

+5V_AU

D

16V 470u C751

100n

270p 50V

C727

S735

7 VEE

A 10

BSRP 37

S755

100n AUD_SWITCH_0

L710

100n 50V

100n 50V

S756

220n 25V

10u 50V

C781

S722

VIN

R779 100k

A 1

2

1

D726

PL703

R778 10k

100n 16V

100n 16V

L713 C762

K 2

BC848B

S716

50
C713 56p 50V

31
C717

35 34 33 C 32 31
100n S717 C775 100k R765 Q703 BC848B 12V_AUD R744 47k MUTE

C788 MAIN_OUT_R 16V 1u C789

1u 16V

51 52

30
50V 10u C729 1n 50V

SC1_OUT_L

3
C791

QS S

29 28 27 26 25 24 23 22 21
C805 1n 50V C806

4
C864 1u 16V 16V C865 16V MAIN_OUT_L 16V 1u C790

53 54 55 56 57

MODULE_C

MODULE_Y

56p 50V 18.432MHz X700 +8V

SC1_OUT_R C725 1n 50V SC2_OUT_L C752 1n 50V SC2_OUT_R C753 1n 50V 220R R749 OUT_SUB MAIN_OUT_L C757 MAIN_OUT_R C756 1n 50V 1n 50V

5 6
1u 16V

16V 50V

IC702

1000u C777

100n

C721

100n L738 L737

!!BU TERMINALLERE GROUND MSP DEN GELMELI!!
R746 18k R781 10k R782 10k

LINN AVDDREF VREF VARDIFF X

VAROUTL AGND2 AVDD COSC ROSC AGND1 VCLAMPL

7 8
S746 S747

30
C778

50V

1p8 R759 4k7

IC700

SC2_OUT_R DACM_S DACM_SUB DACM_C DACM_L DACM_R VREF2 DACA_L DACA_R

29
C779 100n 50V 120k R742 50V

Q706 BC848B

PL709

R757 10k

58 59

100u 50V

10 VARMA 11 VOLUME

27 26
C792

1

2

3

4

5

6

+5V_AUD

+8V R763 4k7 AUD_SWITCH_0 Q705 BC848B R760 10k +5V_DIGITAL

60 61 62 63 64
C804 16V 100n

R745 33k C854

12 REFGND LOUTN1 LOUTN2 LOUTP1 PGNDL1 PGNDL2 PVCCL1 PVCCL2 LOUTP2 PVCCL3 PVCCL4

25
16V 1u

20 19 18 17

S700 HP_L 16V 100u C736 50V 1n C737 S701 C738 100u 16V HP_R

13

14

15

16

17

18

19

20

21

22

23

12S_DA_IN1

12 12S_DA_IN2

ADR_W S

16 RESETQ

ADR_DA

LINE_R

C701 1n 50V

C732

+5V_AUD

ADR_CL

8
C734 100n 16V C754

VDD

12C_DA

12C_CL

12S_CL

10 DVSUP

IC701

OUTA

1
C755 470p 50V C741 1n 50V +5V_AUD R709 20k

OUT_SUB

C812 Q704 BC848B 10k R770 220n 25V R751 100R 16V 100u PC_IN_R PC_IN_L 50V 100n BLM21A601S L726 MAIN_OUT_SUB +5V_AUD C801 C802 50V 100n

11 DVSS

13 NC1

14 NC2

15 NC3

LINE_L

470p 50V 20k R708 25V 220n

7

OUTB

INA-

2
C740 1n5 50V

1

2

3

4

5

6

7

8

9

10k R771

HP_R

R702

100R

R703

100R

C733 C703 1n 50V

10n 50V C739 1u 50V R767 10k R768 10k

10n 50V

R706 10k

50V

2 3 4 5 6 7

LINE_OUT_L C748 CVBS_BAV L704 10n 50V C747 470p LINE_OUT_R SDA_5V SCL_5V 50V

1k R740 C772

C735

50R_100MHZ_3A

1n5

5

INB+

VSS

4
Q702 BC848B 10k R710 R735 100R

R741

S707

S706

L721

L722

R736 1k 50V 22u BLM21A601S

LINE_L LINE_R

R737 1k 22u BLM21A601S 50V R734 100R

D703 C746 270p 50V 1N4148 1N4148 +5V_DIGITAL C702 100u 16V C700 100n SVHS_C 16V SVHS_Y

R701

D701

S728

FRONT_AUDIO_L FRONT_AUDIO_R

10k

R766 10k

R769 10k

220n 25V

220n 25V

12V_AUD

C769 R739 1k L724

C770 R738 1k

C795

C796

12V_AUD

1k

Q701 BC848B

1n

C808

C809

50R_100MHZ_3A

50V

C803

HP_L

1

MAIN_OUT_SUB

4k7 R705

6

INB-

INA+

3

1k R752

PL702

C793

C794

50V 10u

C774 1n 50V

C827

24

25V

220n

R707 4k7

16V 1u

BSLN

BSLP

16V 1u C855

S718

AUD_SWITCH_1

S730

9

28
220p

JVC: BACK_AUDIO_L R764 1k

L729 L729 BLM21A601S

K 2

D725 BZT55C12 C851

A 1

D700 C797 BZT55C3V6 Q700 10k R700 100n 50V 1N4148 BC858B

L725

TOSHIBA: S728

L712

40uH

40uH

S751

8 9 10 11 12

CVBS_BAV C720 1n 50V SVHS_Y SVHS_C

TOSHIBA: S725 S726 S719 JVC: 50V C848 C857 50V S723 S724 S729

S750

L732

L733

LINE_OUT_L

LINE_OUT_R

L711

1n 50V

1n 50V

L727

D702

4k7 R704

BZT55C10

BZT55C10 470p

470p 50V L723 23 A 1 +5V_DIGITAL

K 2

K 2

50V C847

C843

C844 C852

C853

50V C856

470p D706

4

3

D707

HDTV_Y

YELLOW_FAV JK702

2 JK701

1 C860 R787 75R 33p 25V 23

12 3

PL707

R785 100R

470p K D722 2

HDTV_CB A 1 C858

R784 100R

470p K D721 2 R786 75R

470n 63V A 1

470n 63V

470p 50V

470p 50V

A 1

A 1

1

2

3

L728

4

5

JK705 L AUDIO OUT

MAIN PWB ASS'Y (6/8)
VE-20182789 [LT-17C50BJ] VE-20177930 [LT-17C50BU,LT-17C50BU/Z, LT-17C50SU,LT-17C50SU/Z,LT-17C88SJ]
(No.YA222)2-13 2-14(No.YA222)

A

A

SVHS 30001895 TAKILACAK

PL704

2

1

FRONT V
+5V

1

33p 25V

BZT55C10

BZT55C10 23 1 JK706 R AUDIO OUT

JACK-AK16 JK700

6

HEADPHONE

HP_R

HP_L

MAIN PWB CIRCUIT DIAGRAM (7/8)

PL801

1 2 3

MAIN PWB ASS'Y (7/8)
VE-20182789 [LT-17C50BJ] VE-20177930 [LT-17C50BU,LT-17C50BU/Z, LT-17C50SU,LT-17C50SU/Z,LT-17C88SJ]
BA0 BA1 BA2 BA3

4 5 6 7 8 9
BA4 BA5 BA6 23"SAMSUNG OPTION L802 PANEL_VCC_FIL BLM21A601S
C823 100p 25V

10 11 12 13 14

PL803
BA7

1 2
GA0

15 16 17 18 19

S810 ODSEL1 S811 S805 S807

3
GA1

4
GA2

5
GA3

IC800
LVDS_3.3V

+3.3V S806

6
GA4 GA5 GA6

1
C828 100n 16V C829 10n 50V RA5 GA0 RA7

VCC1 TXIN5 TXIN6 TXIN7 GND1 TXIN8 TXIN9 TXIN10 VCC2

TXIN4 56 TXIN3 55 TXIN2 54 GND5 53 TXIN1 52 TXIN0 51 TXIN27 50 LVDSGND3 49 TXOUT0- 48 TXOUT0+ 47 TXOUT1- 46 TXOUT1+ 45 LVDSVCC 44 LVDSGND2 43 TXOUT2- 42 TXOUT2+ 41 TXCLKOUT- 40 TXCLKOUT+ 39 TXOUT3- 38 TXOUT3+ 37 LVDSGND1 36 PLLGD 35

RA4 RA3 RA2
PANEL_VCC_FIL

20 21 22 23 24

2 3 4 5

GA7 L803 330R_100MHZ_3A L804
C831 C824

RA1 RA0 PANEL_VCC
C830 100n 16V

GA1 GA2 GA6 LVDS_3.3V GA7 GA3 GA4

6 7 8 9

L801 22u C818 100n 16V

RA0

25 26 27 28 29

20
100p 25V

50V 22u

RA6

330R_100MHZ_3A

RA1

19 18

RA2 RA3

TXOUT0-

17
10 TXIN11 11 TXIN12 12 TXIN13 13 GND2
GA5 BA0 BA6 R801 33R LVDS_3.3V BA7 BA1
LVDS_3.3V

TXOUT0+ TXOUT0TXOUT1TXOUT1+ L800 3u3 C816 10n 50V C817 100n 16V +3.3V LVDS_3.3V TXOUT1TXOUT1+ C820 220n 25V TXOUT0+

16
RA4

30 31 32 33 34

15
RA5

14 13

RA6 RA7

14 TXIN14 15 TXIN15 16 TXIN16 17 R_FB 18 TXIN17 19 TXIN18 20 TXIN19 21 GND3

12 11
SCLK

TXOUT2TXOUT2+

35 36

TXOUT2TXCLKOUTTXOUT2+ TXCLKOUT+ TXOUT3TXCLKOUT-

10 9 8 7
PVSYNC PHDE

37 38 39 40 41 42 43 44 45

BA2

TXOUT3+ TXCLKOUT+

6
PHSYNC

16V

C814

100n

5
BA3 BA4

22 TXIN20 23 TXIN21 24 TXIN22 25 TXIN23 26 VCC3

TXOUT3-

PLLVCC 34
C810 C811 100n 16V

LVDS_3.3V TXOUT3+ 10n 50V

4 3
S808

50V

10n

C815

BA5

PLLGND 33 PWRDVNINV 32

2 1
PL800
L805

SCLK

+3.3V S809 4k7 R800 S+3.3V LVDS_PWRDN PANEL_VCC_FIL

TXCLKIN 31
PHDE

S801 PHSYNC S802 PVSYNC

27 TXIN24 28 TXIN25
S804 S803

TXIN26 30
C832 15p 50V

46
C822 100p 25V

GND4 29

BLM21A601S

47 48 49 50

(No.YA222)2-15

2-16(No.YA222)

MAIN PWB CIRCUIT DIAGRAM (6/8)

PL700

SCART
2 4 3 5 6 7 8 9 10 11

1
12 13 14 15 16 17 18 19 20 21 21 20 19 18 17 16 15 14

SCART
12 13 11 10 9

2
MUTE 8 7 6 5 4 3 2 PL701 1 +12V

S736

POP NOISE ICIN GEREKIRSE KULLAN

1N4148

1N4148

D718

D719 C846 100u 25V BC858B Q708 R780 10k Q709

1

BLM21A601S L701

BLM21A601S L700

BLM21A601S

BLM21A601S

BLM21A601S

BLM21A601S

L715 BLM21A601S

L714 BLM21A601S

L703

L708

R AUDIO FAV
BACK RIGHT

JK704 A 12 3

JK703 A 12 3 BZT55C10 1 2 A D720 K C850

L AUDIO FAV
BACK LEFT

C749 R721 75R R722 75R 2 K

D715 1 A R747 75R

C731

C767

D710 75R R733 1 A 2 K

BZT55C10 1 2 A D709 K D711 TV_LINK 2 1 K R732 A 75R D712

C766

L716

R720 75R

75R R730

75R R728

BLM21A601S

SC2_PIN8

C704 L702 R761 100R 75R R762 25V 33p HDTV_CR 4n7 50V R715 220R C706 4n7 50V C705 4n7 50V R714 220R

D717 1 2 A R725 K 75R

150p 50V C730

150p 50V C768

4n7 50V BLM21A601S 220R R717 C763 L717 4n7 50V C764 4n7 50V C744

R748 75R

SC1_PIN8

C859

BZT55C12

D714

D713 2 1 K R724 A 75R K 2

SC1_OUT_V

CVBS_SC1

1n C863 BACK_AUDIO_R R788 1k S752

SC1_OUT_R 50V

BLM21A601S

22u

CVBS_SC

BLM21A601S

SC2_OUT_V

C743

1k R727

R712 1k

R713 1k

B_SC1

FB_SC2

FB_SC1

R_SC1

R_SC2

G_SC2

G_SC1

B_SC2

220R R716

4n7 50V

4n7 50V

1k R726

2

50V

470p 50V

BZT55C10

BZT55C10

SC2_OUT_R

C745

L705

C849 470p 50V

C707

C765

50V

22u

2 1 K R723 A 75R

D716 1 2 A R729 K 75R

D704

A 1

A 1

D708

K 2

1 2 A R731 K 75R

22u

150p 50V

150p 50V

63V 470n

63V 470n

C760

L706

50V

C841 40uH S749 L730

C842 40uH S748 L731

SC1_OUT_L

C724

C761

SC2_OUT_L 50V

1n

S731 FRONT_AUDIO_R R718 1k R719 1k SC2_IN_L

S732 50V 1n C723 FRONT_AUDIO_L

C742

22u

SC2_IN_R

1n

1n

50V

50V

50V

+12V

C785 12V_AUD

C786 12V_AUD

SC1_IN_R

C825

SC1_IN_L

50V

50R_100MHZ_3A

L718

C719

50V

L719

SC2_IN_R 1n

50R_100MHZ_3A

SC2_IN_L

1n 50V

1n 50V

1n

S721

SC1_IN_L AV4_IN_R AV4_IN_L C837 PC_IN_L 16V 470n MODULE_IN_L S754 25V C712 C771 220n 25V 25V 220n AV4_IN_L C835 BACK_AUDIO_L 16V 470n R756 10k C833 16V 16V 470n C834

IC705
C807 50V 270p L734 BLM21A601S +8V C780 MODULE_IN_R C840 470n 16V S753 BACK_AUDIO_R 16V 470n AV4_IN_R R754 PC_IN_R 16V 470n C862 16V MUTE 10k C839 10n 50V 220n 25V

C784

SC1_IN_R C709

1 Y0 2 Y2 3 COM_Y_OUT_IN 4 Y3
100n

VCC 16
C861

SS33

C758

D723

25V 220n C711

X2 15 X1 14

C782

C783

10n 50V

50V

C708 100n 16V

C718

10u

C710

C759

220n 25V

220n 25V

COM_X_OUT_IN 13 X0 12 X3 11

C773

220n

AMMONO_MAIN

5 Y1 6 INH

12V_AUD

C715 16V 100n

3u3

C714

48

47

46

45

44

43

42

41

40

39

38

37

36

35

34

33

BSRN 48

PVCCR4 47

PVCCR3 46

ROUTN2 45

ROUTN1 44

PGNDR2 43

PGNDR1 42

ROUTP2 41

ROUTP1 40

PVCCR2 39

PVCCR1 38

VREFTOP

MONO_IN

SC1_IN_L

SC2_IN_L

SC3_IN_L

SC1_IN_R

SC2_IN_R

SC3_IN_R

SC4_IN_R

SC4_IN_L

AGNDC

AHVSS

AVSS

ASG1

ASG2

ASG3

50V

8 GND
C798 270p 50V

B

9

AUD_SWITCH_1 R783 10k R753 10k C787

C799

L707 +5V

L709 BLM21A601S C728 16V 100n

+8V

C716

C776

49
C726 56p 50V R711 100R C722 50V 1p8 C750

AVSUP ANA_IN1+ ANA_INANA_IN2+ TESTEN XTAL_IN XTAL_OUT TP AUD_CL_OUT NC4 NC5 D_CTR_I/O_1 C_CTR_I/O_0 ADR_SEL STANDBYQ 12S_DA_OUT NC6 12S_W S

CAPL_M AHVSUP CAPL_A SC1_OUT_L SC1_OUT_R VREF1 SC2_OUT_L

32
50V 10u

+5V MODULE_IN_R MODULE_IN_L

1 2

SD_NOT RINN RINP V2P5 LINP

VCLAMPR MODE_OUT MODE AVC VAROUTR

36
16V 1u

C800

50V 100n

16V

12V_AUD

R743 120k

+5V_AU

D

16V 470u C751

100n

270p 50V

C727

S735

7 VEE

A 10

BSRP 37

S755

100n AUD_SWITCH_0

L710

100n 50V

100n 50V

S756

220n 25V

10u 50V

C781

S722

VIN

R779 100k

A 1

2

1

D726

PL703

R778 10k

100n 16V

100n 16V

L713 C762

K 2

BC848B

S716

50
C713 56p 50V

31
C717

35 34 33 C 32 31
100n S717 C775 100k R765 Q703 BC848B 12V_AUD R744 47k MUTE

C788 MAIN_OUT_R 16V 1u C789

1u 16V

51 52

30
50V 10u C729 1n 50V

SC1_OUT_L

3
C791

QS S

29 28 27 26 25 24 23 22 21
C805 1n 50V C806

4
C864 1u 16V 16V C865 16V MAIN_OUT_L 16V 1u C790

53 54 55 56 57

MODULE_C

MODULE_Y

56p 50V 18.432MHz X700 +8V

SC1_OUT_R C725 1n 50V SC2_OUT_L C752 1n 50V SC2_OUT_R C753 1n 50V 220R R749 OUT_SUB MAIN_OUT_L C757 MAIN_OUT_R C756 1n 50V 1n 50V

5 6
1u 16V

16V 50V

IC702

1000u C777

100n

C721

100n L738 L737

!!BU TERMINALLERE GROUND MSP DEN GELMELI!!
R746 18k R781 10k R782 10k

LINN AVDDREF VREF VARDIFF X

VAROUTL AGND2 AVDD COSC ROSC AGND1 VCLAMPL

7 8
S746 S747

30
C778

50V

1p8 R759 4k7

IC700

SC2_OUT_R DACM_S DACM_SUB DACM_C DACM_L DACM_R VREF2 DACA_L DACA_R

29
C779 100n 50V 120k R742 50V

Q706 BC848B

PL709

R757 10k

58 59

100u 50V

10 VARMA 11 VOLUME

27 26
C792

1

2

3

4

5

6

+5V_AUD

+8V R763 4k7 AUD_SWITCH_0 Q705 BC848B R760 10k +5V_DIGITAL

60 61 62 63 64
C804 16V 100n

R745 33k C854

12 REFGND LOUTN1 LOUTN2 LOUTP1 PGNDL1 PGNDL2 PVCCL1 PVCCL2 LOUTP2 PVCCL3 PVCCL4

25
16V 1u

20 19 18 17

S700 HP_L 16V 100u C736 50V 1n C737 S701 C738 100u 16V HP_R

13

14

15

16

17

18

19

20

21

22

23

12S_DA_IN1

12 12S_DA_IN2

ADR_W S

16 RESETQ

ADR_DA

LINE_R

C701 1n 50V

C732

+5V_AUD

ADR_CL

8
C734 100n 16V C754

VDD

12C_DA

12C_CL

12S_CL

10 DVSUP

IC701

OUTA

1
C755 470p 50V C741 1n 50V +5V_AUD R709 20k

OUT_SUB

C812 Q704 BC848B 10k R770 220n 25V R751 100R 16V 100u PC_IN_R PC_IN_L 50V 100n BLM21A601S L726 MAIN_OUT_SUB +5V_AUD C801 C802 50V 100n

11 DVSS

13 NC1

14 NC2

15 NC3

LINE_L

470p 50V 20k R708 25V 220n

7

OUTB

INA-

2
C740 1n5 50V

1

2

3

4

5

6

7

8

9

10k R771

HP_R

R702

100R

R703

100R

C733 C703 1n 50V

10n 50V C739 1u 50V R767 10k R768 10k

10n 50V

R706 10k

50V

2 3 4 5 6 7

LINE_OUT_L C748 CVBS_BAV L704 10n 50V C747 470p LINE_OUT_R SDA_5V SCL_5V 50V

1k R740 C772

C735

50R_100MHZ_3A

1n5

5

INB+

VSS

4
Q702 BC848B 10k R710 R735 100R

R741

S707

S706

L721

L722

R736 1k 50V 22u BLM21A601S

LINE_L LINE_R

R737 1k 22u BLM21A601S 50V R734 100R

D703 C746 270p 50V 1N4148 1N4148 +5V_DIGITAL C702 100u 16V C700 100n SVHS_C 16V SVHS_Y

R701

D701

S728

FRONT_AUDIO_L FRONT_AUDIO_R

10k

R766 10k

R769 10k

220n 25V

220n 25V

12V_AUD

C769 R739 1k L724

C770 R738 1k

C795

C796

12V_AUD

1k

Q701 BC848B

1n

C808

C809

50R_100MHZ_3A

50V

C803

HP_L

1

MAIN_OUT_SUB

4k7 R705

6

INB-

INA+

3

1k R752

PL702

C793

C794

50V 10u

C774 1n 50V

C827

24

25V

220n

R707 4k7

16V 1u

BSLN

BSLP

16V 1u C855

S718

AUD_SWITCH_1

S730

9

28
220p

JVC: BACK_AUDIO_L R764 1k

L729 L729 BLM21A601S

K 2

D725 BZT55C12 C851

A 1

D700 C797 BZT55C3V6 Q700 10k R700 100n 50V 1N4148 BC858B

L725

TOSHIBA: S728

L712

40uH

40uH

S751

8 9 10 11 12

CVBS_BAV C720 1n 50V SVHS_Y SVHS_C

TOSHIBA: S725 S726 S719 JVC: 50V C848 C857 50V S723 S724 S729

S750

L732

L733

LINE_OUT_L

LINE_OUT_R

L711

1n 50V

1n 50V

L727

D702

4k7 R704

BZT55C10

BZT55C10 470p

470p 50V L723 23 A 1 +5V_DIGITAL

K 2

K 2

50V C847

C843

C844 C852

C853

50V C856

470p D706

4

3

D707

HDTV_Y

YELLOW_FAV JK702

2 JK701

1 C860 R787 75R 33p 25V 23

12 3

PL707

R785 100R

470p K D722 2

HDTV_CB A 1 C858

R784 100R

470p K D721 2 R786 75R

470n 63V A 1

470n 63V

470p 50V

470p 50V

A 1

A 1

1

2

3

L728

4

5

JK705 L AUDIO OUT

MAIN PWB ASS'Y (6/8)
VE-20182789 [LT-17C50BJ] VE-20177930 [LT-17C50BU,LT-17C50BU/Z, LT-17C50SU,LT-17C50SU/Z,LT-17C88SJ]
(No.YA222)2-13 2-14(No.YA222)

A

A

SVHS 30001895 TAKILACAK

PL704

2

1

FRONT V
+5V

1

33p 25V

BZT55C10

BZT55C10 23 1 JK706 R AUDIO OUT

JACK-AK16 JK700

6

HEADPHONE

HP_R

HP_L

MAIN PWB CIRCUIT DIAGRAM (7/8)

PL801

1 2 3

MAIN PWB ASS'Y (7/8)
VE-20182789 [LT-17C50BJ] VE-20177930 [LT-17C50BU,LT-17C50BU/Z, LT-17C50SU,LT-17C50SU/Z,LT-17C88SJ]
BA0 BA1 BA2 BA3

4 5 6 7 8 9
BA4 BA5 BA6 23"SAMSUNG OPTION L802 PANEL_VCC_FIL BLM21A601S
C823 100p 25V

10 11 12 13 14

PL803
BA7

1 2
GA0

15 16 17 18 19

S810 ODSEL1 S811 S805 S807

3
GA1

4
GA2

5
GA3

IC800
LVDS_3.3V

+3.3V S806

6
GA4 GA5 GA6

1
C828 100n 16V C829 10n 50V RA5 GA0 RA7

VCC1 TXIN5 TXIN6 TXIN7 GND1 TXIN8 TXIN9 TXIN10 VCC2

TXIN4 56 TXIN3 55 TXIN2 54 GND5 53 TXIN1 52 TXIN0 51 TXIN27 50 LVDSGND3 49 TXOUT0- 48 TXOUT0+ 47 TXOUT1- 46 TXOUT1+ 45 LVDSVCC 44 LVDSGND2 43 TXOUT2- 42 TXOUT2+ 41 TXCLKOUT- 40 TXCLKOUT+ 39 TXOUT3- 38 TXOUT3+ 37 LVDSGND1 36 PLLGD 35

RA4 RA3 RA2
PANEL_VCC_FIL

20 21 22 23 24

2 3 4 5

GA7 L803 330R_100MHZ_3A L804
C831 C824

RA1 RA0 PANEL_VCC
C830 100n 16V

GA1 GA2 GA6 LVDS_3.3V GA7 GA3 GA4

6 7 8 9

L801 22u C818 100n 16V

RA0

25 26 27 28 29

20
100p 25V

50V 22u

RA6

330R_100MHZ_3A

RA1

19 18

RA2 RA3

TXOUT0-

17
10 TXIN11 11 TXIN12 12 TXIN13 13 GND2
GA5 BA0 BA6 R801 33R LVDS_3.3V BA7 BA1
LVDS_3.3V

TXOUT0+ TXOUT0TXOUT1TXOUT1+ L800 3u3 C816 10n 50V C817 100n 16V +3.3V LVDS_3.3V TXOUT1TXOUT1+ C820 220n 25V TXOUT0+

16
RA4

30 31 32 33 34

15
RA5

14 13

RA6 RA7

14 TXIN14 15 TXIN15 16 TXIN16 17 R_FB 18 TXIN17 19 TXIN18 20 TXIN19 21 GND3

12 11
SCLK

TXOUT2TXOUT2+

35 36

TXOUT2TXCLKOUTTXOUT2+ TXCLKOUT+ TXOUT3TXCLKOUT-

10 9 8 7
PVSYNC PHDE

37 38 39 40 41 42 43 44 45

BA2

TXOUT3+ TXCLKOUT+

6
PHSYNC

16V

C814

100n

5
BA3 BA4

22 TXIN20 23 TXIN21 24 TXIN22 25 TXIN23 26 VCC3

TXOUT3-

PLLVCC 34
C810 C811 100n 16V

LVDS_3.3V TXOUT3+ 10n 50V

4 3
S808

50V

10n

C815

BA5

PLLGND 33 PWRDVNINV 32

2 1
PL800
L805

SCLK

+3.3V S809 4k7 R800 S+3.3V LVDS_PWRDN PANEL_VCC_FIL

TXCLKIN 31
PHDE

S801 PHSYNC S802 PVSYNC

27 TXIN24 28 TXIN25
S804 S803

TXIN26 30
C832 15p 50V

46
C822 100p 25V

GND4 29

BLM21A601S

47 48 49 50

(No.YA222)2-15

2-16(No.YA222)