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PGND

GND

GND

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GND

GND

PGND

PGND

GND

GND

GND

GND

GND

GND

GND

GND

PGND

PGND

GND

PGND

GND

GND

PGND

GND

GND

T

!

GATE

CS

VDD

RT

FB

GND

VAL?

VAL?

GND

T

T

T

T

T

GND

GND

PGND

T

T

T

GND

PGND

PGND

PGND

VDD

FSW

COMP

GND1

ISET

PWMI

EN

FB4

FB3

FB2

FB1

OVP

GND2

CS

GATE

VCC

!

T

!

T

T

T

T

T

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V

T

T

T

N3

N1

N4

N2

E1,E2

V 1.0

2.5V/2K=1.25mA

LED Driver

MS306

MS306.SCH

POWER SUPPLY(8/8)

MS306*PB

2

4

1

3

5

12

11

10

9

8

7

6

T801

ZQ801_D

ZQ801_G

ZHV

VR81

680V

NC

0.47U

CX82

2

4

3

1

L81

NTC81

1R5

ZPCGND

ZFB

ZPC2

ZPC1

R779A

100K

D802

FR104

D801

FR207

2

3

1

D850A

MBR10150

D850

MUR460

R850

33R

2

3

1

D830

MBR10150

1R5

NTC82

F81

3.15A

250VAC

13

8

15

3

6

16

9

5

4

2

1

7

14

10

11

12

U770

GB98A

FSW

VCC

R779B

NC

LED3

LED4

C776

330P

C775

1U

C773

0.47U

R795

0R

C82

68U

450V

4

3

2

1

L82

L770

120UH

GND

GND-1

12V-1

ZLED4

C805

10U
50V

C805A

10U
50V

R813

10R

R812 10R

VS

12V

C833A

470U

25V

C831A

470U

25V

25V

470U

C832A

R833

1K

R834

2K

12V

ZLED3

12V

ZLED2

ZLED1

ZLED+

Z12V

12V

1

2

3

4

CN802

FSW

C774

100P

B801

100P

C807

1000P

C830

B770

R832

10K

NC

Q770

A0D256

R785

0.33R

EN

25V

470U

C832

C851

47U

100V

R824

0R

6

4

5

3

2

1

U801

RT7736

FB

C806

100P

R853B

4.7K

ZD851

33V

R853A

4.7K

ZD850

33V

12VOUT

R823

0R

R822

0R

C808

2200P

R821F

150K

220P

C850

R852

33R

R851

33R

ZGND

C783

22U

160V

C852

47U

100V

C833

470U

25V

1

2

3

4

5

6

7

8

9

10

CN701

R819A

0.56

R819B

0.56

VLED+

R798 0R

CY81

1000P

CY82

1000P

BR

C853B

0.1U

C853A

0.1U

C771

0.1U

C772

100P

R775 470K

R776

330R

R777

200R

ISET

R778

6K8

R773

10K

DIM_PWM

R772

100K

R771

10K

BL_ON

R770 390R

12V

R780 22R

R782

10K

OVP

R790A

12K

R790B

220K

R821E

150K

R821C

150K

R821D

150K

R821B

150K

R821A

150K

C81

68U

450V

R806

510K

R804

510K

R805

510K

BR

R807B

8.2K

8.2K

R807A

R797

0R

B

E

C

Q802

BT3906

R818

10R

R814
470R

R801

300K

R802

300K

R803

300K

D83

RL255

D81

RL255

C782

330P

C781

330P

C780

330P

C779

330P

C778

1000P

C777

330P

1U

C770

R796

0R

R794

1M

R793

1M

R792

1M

R791

1M

R789

1M

R786

0.33R

R784

0.33R

R783

0.33R

ZD770 10V

D770

SB5200

R839

39K

R837

6K8

R836

22K

R835

10K

C836

0.1U

C835

0.1U

3

2

1

U830

TL431

1

2

3

4

PC820

TLP781

C834

0.1U

C831

470U

25V

R831

33R

R830

33R

1

2

3

4

HS1

R815

22R

R816

10K

R817 22R

C802

10N

C801

0.1U

C803

1000P

Q801

AOTF11C60

ZD801

22V

VCC1

D84

RL255

CY83

NC

D82

RL255

VCC1

+50VLED

LED4

LED3

LED2

LED1

FB

12V

OVP

LED1

LED2

LED3

LED4

PWMI

ISET

10R

R788

R781

0R

R774

100K

PWMI

VLED+

HV

12VOUT

HV

VS

VLED+

LED2

LED1

VCC

1

2

CN800

ZPGND

ZVCC1

VCC1

Z50V

+50VLED

R83

1M2

R84

1M2

R82

1M2

R81

1M2

0.22U

CX81

Summary of Contents for K-LED40FHDXT2

Page 1: ...ecification 3 Alignment Procedure 4 Scheme Diagram 5 Troubleshooting 6 Explode drawing This manual is the latest at the time of printing and does not include the modification which may be made after t...

Page 2: ...lectric shock to the person The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the lite...

Page 3: ...impact of any kind Be particularly careful not to damage the picture tube surface 9 Unplug this television set from the wall outlet before cleaning Do not use liquid cleaners or aerosol cleaners Use...

Page 4: ...ng conductors location of antenna discharge unit connection to grounding electrode and requirements for the grounding electrode 15 2 Note to CATV system installer Only for the television set with CATV...

Page 5: ...durein youroperatinginstructions do not attempt any further adjustment Unplug the set and call your dealer or service technician 22 Whenever the television set is damaged or fails or a distinct change...

Page 6: ...at DTV Aspect Ratio 16 9 Lock Yes Panel Size inch 40 V Chip Display Resolution 1920 1080 CCD Closed Caption Yes Brightness cd m2 typ 280 Sleep Timer Yes Contrast Ratio 4000 1 Teletext Response Time G...

Page 7: ...d Kg 6 9 Gross Weight With Packaging Kg 9 3 VESA Mounting Dimensions LxH mm 100x150 Essential Accessories Default Optional Accessories Operation Manual English Default Wall Mount WMB331 Remote Control...

Page 8: ...Alignment Procedure 06 6HULHV 02 06 06 06 06 06 06 3 06 3 06 3 06 3 VERSION V3 0 PREPARED BY DATE 2014 1 24 APPROVED BY LUOSG DATE...

Page 9: ...86 RU 3 35 0 VRXUFH RUPDW XS WR S FDQ EH VXSSRUWHG 86 VXSSRUW LPDJH DXGLR DQG YLGHR XS WR SOD LQJ 7KH ZKROH SURFHVV RI DOLJQPHQW LQFOXGHV FDOLEUDWLRQ DQG KLWH DODQFH DGMXVWPHQWV DFWRU 0HQX 0HWKRGV RI...

Page 10: ...Q RII 2 190 UHVHW 2 6 VWHP LQLWLDOL DWLRQ 5HVWRUH DOO GDWD H FHSW WKH KLWH DODQFH DQG GDWD 2QO IRU 5 2 6 7 2 3UHVHW VSHFLILF IDFWRU FKDQQHOV IRU VSHFLILF IDFWRU 3UHVV OHIW DQG ULJKW EXWWRQ WR VHOHFW W...

Page 11: ...DWX V 6RXUFH XUUHQW 6RXUFH XUUHQW 6RXUFH 79 9 9 3E3U 0 QHHG DGMXVWPHQW 2 2 25 7 03 1250 0HGLXP RRO DUH 2 5 1 5 1 2 1 1 2 1 1 2 5 2 6 7 5 2 6 7 2 2 6 7 2 6 7 2 2 6 7 2 6 7 2 1 7 2 21 25 5 2 7KH ILUVW V...

Page 12: ...WHU VHWWLQJ VXEPHQX 2 27 0 18 RWHO VXEPHQX QRW DGMXVW 2 6 23 1 7 VXEPHQX 7 06 HIDXOW 6HWWLQJ HVFULSWLRQ 6WDWXV 9ROXPH DGMXVWDEOH 2 3 02 67 1 5 6WDQGDUG ULJKW 0LOG 8VHU 2 6281 02 67 5 2 0RYLH 6SRUWV 6W...

Page 13: ...WUDVW XUYH RQWUDVW FXUYH FOXVLYHO XVHG E 5 2 6DWXUDWLRQ XUYH 6DWXUDWLRQ FXUYH FOXVLYHO XVHG E 5 2 XH XUYH XH FXUYH FOXVLYHO XVHG E 5 2 6KDUSQHVV XUYH 6KDUSQHVV FXUYH FOXVLYHO XVHG E 5 2 9ROXPH XUYH 9R...

Page 14: ...21 VXEPHQX 7 0 HIDXOW 6HWWLQJ HVFULSWLRQ 6WDWXV UDVH 3 H R 2QO IRU 5 2 5HVHW 3 H R 2QO IRU 5 2 8VE GFSNH 8SGDWH R 2QO IRU 5 2 86 3RUW1XPVHW USB port number set 1 or 2 2 HEXJJLQJ HQHUDO 6WHSV RI GHEXJJ...

Page 15: ...H DFWRU 0HQX 6 23 DQG SUHVV WKH EXWWRQ RI UHPRWH WR LQLWLDOL H WKH VHW 1RWH IWHU VWHS RWHO 0HQX ZLOO EH GLVDEOHG E GHIDXOW 7KHUHIRUH LI WKH RUGHU UHTXLUHV KRWHO IXQFWLRQ LW LV QHFHVVDU WR HQDEOH KRWHO...

Page 16: ...9 3E3U 3 0 QHHG WR EH DGMXVWHG 0 VKRXOG EH WKH ILUVW 6LJQDO DQG JHQHUDWRU 7KH SDWWHUQ RI WKH VLJQDO VKRXOG EH XVHG DUH KLWH KURPD SDWWHUQ DQG UH SDWWHUQ 7KH IRUPDW RI VLJQDO DUH UHVSHFWLYHO 3 IRU 0 K...

Page 17: ...XWRPDWLFDOO LV RXW RI WKH UDQJH RI WKLV ILOH 3OHDVH UHIHU WR WKH UHOHYDQW WHFKQLFDO ILOH RI XL KRX IDFWRU RI 7 KLS OLVW RI VRIWZDUH SURJUDPPLQJ EHIRUH 607 ROORZLQJ FKLSV PXVW EH SURJUDPPHG EHIRUH 607...

Page 18: ...VXEPHQX RI WKH 26 FKRRVLQJ WKH FRQWUDVW LWHP DQG SUHVV DQG LQ VHULHV DFWRU 0HQX ZLOO DSSHDU LQ WKH OHIW WRS RI VFUHHQ 6HOHFW WKH 86 83 7 LWHP SUHVV OHIW RU ULJKW NH WR HQWHU WKH XSGDWH ER 6HOHFW 6 RI...

Page 19: ...WLFDOO 3 Upgrading method 2 1 3UHVV WKH 0 81 EXWWRQ RI 5HPRWH RQWURO WKHQ VHOHFW WKH 6RIWZDUH 8SGDWH 8 LWHP LQ 2SWLRQ VXE PHQX SUHVV OHIW RU ULJKW NH WR HQWHU WKH XSGDWH ER 3UHVV OHIW EXWWRQ 6HOHFW 6...

Page 20: ...V FRQVHFXWLYHO WKHUH RX JR WKH HVLJQ 0HQX 6HOHFW WKH 6 59 0 18 LWHP SUHVV 2 DQG 5 7 EXWWRQ RI WKH UHPRWH WR HQWHU VXEPHQX 6HOHFW WKH 352 7 LWHP SUHVV 2 RU 5 7 EXWWRQ RI WKH UHPRWH WR HQWHU WKH VXEPHQX...

Page 21: ...N DRAWN CHECK APPR 7 7 6 6 D D C C B B THIS DRAWING CANNOT BE COMMUNICATED TO UNAUTHORIZED PERSONS COPIEDUNLESS PERMITTED IN WRITING FORMAT DIN A4 NOTE PAGE OF 5 4 3 2 1 5 4 3 2 1 A LIYAJIAN MS306 PB...

Page 22: ..._VDDC C017 10U C015 22U L002 1UH 5VSTB C048 1000P R027 22R NC C049 470P NC 0 1U C010 C042 0 1U R008 6K8 R010 0R C006 15P R007 39K R006 33K 5VSTB R014 3 3K 0 1U C011 R013 2K7 R029 3 3K R011 4 7K 33K R0...

Page 23: ...K 22R R914 R913 22R 10K R911 10K R908 R909 10K HDMI_HP1 R912 4K7 E C B BT3904 Q901 H1_5V 8 6 3 1 2 7 4 5 10R RP903 5 4 7 2 1 3 6 8 RP904 10R ZHGND ZH1_5V H1_RX1 _IN H1_RX2 _IN HDMI1_RX0P HDMI1_RX0N HD...

Page 24: ...00U 10V D1 5 4 1 3 2 P906 HD1_Y F16 75R R940 HD1_PB1 75R R937 HD1_PR1 R936 75R C916 0 1U Z5VUSB ZYPR F15 ZYPGND ZVSCL TX ZRX F18 F17 F11 F10 F9 F8 ZD1 C915 10U AV CVBS1P 2U2 C918 RGB0_Y SOG RGB0_PB RG...

Page 25: ...2 121 118 117 116 106 107 86 1 13 31 63 74 88 98 108 119 8 18 54 68 81 94 103 124 33 34 28 102 100 101 105 64 36 128 U201 MSD1306 R212 33R NC 0 1U C239 0 1U C237 0 1U C241 R250 4K7 C235 22P R244 0R IR...

Page 26: ...20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 45 46 47 48 44 9 U101 MSB101A 10 6 7 8 1 3 2 4 5 9 TU1 R119 100R IF 100R R118 IF IF IF C143 0 1U C142 0 1U C145 0 1U 6 7 8 1 3 2...

Page 27: ...TB 3V3STB C600 220U 16V C622 0 1U C617 0 1U C616 330P 1U C636 12VA C627 220U 16V L600 392170 12VA 12V 27 13 14 25 26 15 16 1 2 3 4 5 6 7 8 17 18 19 20 21 23 24 22 9 10 11 12 28 U600 TPA3113D2 0R R634...

Page 28: ...53B 4 7K ZD851 33V R853A 4 7K ZD850 33V 12VOUT R823 0R R822 0R C808 2200P R821F 150K 220P C850 R852 33R R851 33R ZGND C783 22U 160V C852 47U 100V C833 470U 25V 1 2 3 4 5 6 7 8 9 10 CN701 R819A 0 56 R8...

Page 29: ...al Signal output from processor and input for panel O C Open Cell panel with source board BL Back Light light source for panel module LB LED Light Emitting Diode Bar light source for BL module VBL Vol...

Page 30: ...1 No power No power LED RC or Key can not turn on TV Power LED no light no change...

Page 31: ...2 No Display Black Panel Back light is OK sound is OK but no picture...

Page 32: ...3 No back light Power LED logic OK sound OK but no picture Different from No Display...

Page 33: ...4 No sound One or all signal source without sound...

Page 34: ...5 Signal source no function One or several source no function...

Page 35: ...6 Abnormal Display OSD NG or picture NG...

Page 36: ......

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