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Service Manual

Model No.:

- 30 -

AU_SW0

SIDE-Lin

SIDE-Rin

PH_DETECT

HD_Pb

REAR_CVBS

HD_Y

SCART-Lin

REAR_A-Rin

REAR_AUDIO_R

HD_Pr

REAR_AUDIO_L

REAR_CVBS

REAR_A-Lin

AU_SW1

HD_Prin

HD_Pr

HD_Y

REAR_AUDIO_L

REAR_AUDIO_R

HD_Yin

HD_Pbin

SIDE-Rin

SIDE-Lin

SIDE_CVBS

SCART-Rin

DVD-Lin

DVD-Rin

Scart1_R

SC_Yin

SC_Prin

Scart1_Lout

SCART_R

SCART_B

SCART_G

SC_FS_IN

SC_FB_IN

SC_FB

SC_FS

SC_Pbin

HD_Yin

HD_Pbin

SC_CVBS

HD_Prin

DVD-Lin

AV1-L

SC_FB_IN

DVD_ON/OFF

SCART1_VOUT

SC_CVBS

DVD_AR

DVD_AL

SCART_B

IR_in

SCART_G

Scart1_Rout

SCART_R

AV1-R

Scart1_Lout

SC_FS_IN

Scart1_L

DVD-Rin

SCART-Rin

SCART-Lin

AV1-R

CVBS_OUT

SCART1_VOUT

SC_Yin

SC_Pbin

DVD_CVBS

HD_Pbin

SC_Pbin

HD_Prin

SC_Prin

SC_Yin

HD_Yin

SC/HD_SW

Scart1_Rout

AV1-L

MUX_VS

SC_FB

VGA_VS

MUX1_YIN

MUX1_PBIN

MUX1_PRIN

HD_Pbin

HD_Prin

HD_Yin

SC_Prin

VGA_VS

+8V

+5V_LDO

+3.3V_SB

+8V

+3.3V

+5V_LDO

MUX_Rin

HD_AUD_SW0

PH_DETECT

HD_AUD_SW1

REAR_AV

REAR_A-Lin

SIDE_AV

REAR_A-Rin

MUX_Lin

PH_R

PH_L

AUOutL2

SCART_AV

DVD_ON/OFF

AUOutR2

SC_FS

DVD_AV

CVBS_OUT

IR_in

VGA_VS

MUX1_YIN

MUX1_PBIN

MUX1_PRIN

MUX_VS

HD_AUD_SW0

PIN9

PIN10

AU_SW1

AU_SW0

INput

DVD

SIDE-AV

SCART

Location

Near RCA.

SCART Input

Blanking I/O

Switch

DVD

YPbPr/SCART Input 2:1 Switch

560R

SCART RGB/FS

YPbPr/VS

DESIGN:George Guo

MODEL: MSTV2203-N1

TITLE: VIDEO IN&OUT

CHECKED:

Date: DEC. 12,2009

APPRD:

SHEET: 4 OF 9

VER:1.0

SC/HD_SW

ৠ

ℹ

᳝

༅

ⳳ

ⷁ

᥹

EC4

R67

75R

R67

75R

R123

220R

R123

220R

E25

V800AA

E25

V800AA

R84

10K

R84

10K

R121

22K

R121

22K

E31

C170

2.2uF

C170

2.2uF

C50

2.2uF

C50

2.2uF

E41

V800AA

E41

V800AA

R93

75R

R93

75R

E26

V800AA

E26

V800AA

R102

10K

R102

10K

3904

R89

75R

R89

75R

R301

100K

R301

100K

Q11

3904

Q11

3904

R78

100R

R78

100R

C66

2.2uF

C66

2.2uF

E35

V800AA

E35

V800AA

R90

75R

R90

75R

R109

47R

R109

47R

E37

C166

2.2uF

C166

2.2uF

C57

2.2uF

C57

2.2uF

R117

10K

R117

10K

R66

47R

R66

47R

R83

75R

R83

75R

R68

12K

R68

12K

C56

2.2uF

C56

2.2uF

C63

2.2uF

C63

2.2uF

R88

75R

R88

75R

R79

4.7k

R79

4.7k

R11

NC/33R

R11

NC/33R

C52

2.2uF

C52

2.2uF

74HC4052

VCC

GND

INH

VEE

R104

22K

R104

22K

E27

V800AA

E27

V800AA

R113

C64

2.2uF

C64

2.2uF

E36

C55

2.2uF

C55

2.2uF

C165

2.2uF

C165

2.2uF

E39

3906

R248

100K

R248

100K

3904

Q10

3904

Q10

3904

R100

100R

R100

100R

R115

75R

R115

75R

PI5V330

S1A

S1B

S1C

S1D

S2A

S2B

S2C

S2D

VCC

GND

3904

R10

NC/33R

R10

NC/33R

R98

12K

R98

12K

7pin 2.0mm

1 2

3 4 5 6 7

R63

100R

R63

100R

R105

15K

R105

15K

R247

100K

R247

100K

C65

0.1uF

C65

0.1uF

R80

100R

R80

100R

R64

22K

R64

22K

R95

22K

R95

22K

C69

0.1uF

C69

0.1uF

R57

100K

R57

100K

642

RN3

100KX4

642

RN3

100KX4

C67

0.1uF

C67

0.1uF

13pin 1.25mm

1 2 3 4

5 6 7 8 9

10 11 12 13

R99

75R

R99

75R

R101

22K

R101

22K

R94

47R

R94

47R

R238

100K

R238

100K

E24

V800AA

E24

V800AA

R92

10K

R92

10K

R72

22K

R72

22K

R59

100K

R59

100K

R85

47k

R85

47k

R91

47R

R91

47R

R77

12K

R77

12K

R86

4.7k

R86

4.7k

642

RN4

100KX4

642

RN4

100KX4

R126

C53

2.2uF

C53

2.2uF

R75

100K

R75

100K

R119

4.7K

R119

4.7K

E33

R107

2.7K

R107

2.7K

E40

E32

R60

12K

R60

12K

C61

2.2uF

C61

2.2uF

EC4

220uF/16V

EC4

220uF/16V

R71

E23

Link

CVBSIN

GND

CVBSOUT

GND

FC_FSW

GND

SC_FS

GND

LIN

LOUT

RIN

ROUT

C60

2.2uF

C60

2.2uF

FB120R/200mA

C58

2.2uF

C58

2.2uF

C54

2.2uF

C54

2.2uF

E29

V800AA

E29

V800AA

E30

V800AA

E30

V800AA

R97

4.7k

R97

4.7k

R124

75R

R124

75R

R122

75R

R122

75R

CN4

AV-JACK-1

CN4

AV-JACK-1

E22

C172

2.2uF

C172

2.2uF

C47

2.2uF

C47

2.2uF

R120

220R

R120

220R

R82

75R

R82

75R

R81

75R

R81

75R

C68

10uF

C68

10uF

R110

10K

R110

10K

R112

47R

R112

47R

R18

NC/33R

R18

NC/33R

R96

75R

R96

75R

R74

150R

R74

150R

R106

12K

R106

12K

C62

2.2uF

C62

2.2uF

R118

4.7K

R118

4.7K

R103

47k

R103

47k

R111

22K

R111

22K

E34

V800AA

E34

V800AA

R55

100K

R55

100K

R87

47R

R87

47R

R125

10K

R125

10K

R70

12K

R70

12K

C59

2.2uF

C59

2.2uF

C171

2.2uF

C171

2.2uF

E28

V800AA

E28

V800AA

R321

4.7k

R321

4.7k

C49

2.2uF

C49

2.2uF

R303

100K

R303

100K

642

RN5

100KX4

642

RN5

100KX4

R114

12K

R114

12K

R52

100K

R52

100K

R116

10K

R116

10K

R108

12K

R108

12K

3904

C51

2.2uF

C51

2.2uF

R320

NC/33R

R320

NC/33R

R127

4.7K

R127

4.7K

E38

R302

100K

R302

100K

R62

100R

R62

100R

R19

100K

R19

100K

C48

2.2uF

C48

2.2uF

Содержание HL19KN2

Страница 1: ...uals of potential dangers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death Haier Group 2009 Qingdao Haier Electronics Co Ltd All rights reserved Unauthoriz...

Страница 2: ...stal 7 8 8 8 8 11 12 15 15 4 2 Remove the Back Cover 15 4 3 Remove the Adhesive Tape 15 4 4 Remove the Terminal Bracket 16 4 5 Remove the Power Module 16 4 6 Remove the Main Board 16 4 7 Remove the Speaker 17 4 8 Remove the Remote Control Board 17 5 Installation Instructions 18 5 1 External Equipment Connections 18 5 2 HDMI Connections 21 6 Operation Instructions 24 6 1 Front Panel Controls 6 2 Ba...

Страница 3: ...Service Manual Model No 02 9 Trouble shooting 39 9 1 Simple Check 39 9 2 Main Board Failure Check 9 3 Panel Failure 40 41 ...

Страница 4: ...ctions in the literture accompanying the appliance 1 3 2 Be careful to the electrical shock To prevent damage which might result in electric shock or fire do not expose this TV set to rain or excessive moisture This TV must not be exposed to dripping or splashing water and objects filled with liquid such as vases must not be placed on top of or above the TV 1 3 3 Electro static discharge ESD Some ...

Страница 5: ...eiver only the test fixtures specified in this service manual CAUTION Do not connect the test fixture ground strap to any heat sink in this receiver 3 Do not spray chemicals on or near this receiver or any of its assemblies 4 Unless specified otherwise in this service manual clean electrical contacts only by applying the following mixture to the contacts with a pipe cleaner cotton tipped stick or ...

Страница 6: ...atic electricity Such components commonly are called Electrostatically Sensitive ES Devices Examples of typical ES devices are integrated circuits and some field effect transistors and semiconductor chip components The following techniques should be used to help reduce the ncidence of component damage caused by static by static electricity 4 Use only an anti static type solder removal device Some ...

Страница 7: ...bed in the table below Note A note provides information that is not indispensable but may nevertheless be valuable to the reader such as tips and tricks Caution A caution is used when there is danger that the reader through incorrect manipulation may damage equipment loose data get an unexpected result or has to restart part of a procedure Warning A warning is used when there is danger of personal...

Страница 8: ...iew 176 C Color Display 16777216 No of Preset Channels 125 OSD Language English Color System NTSC Audio System M N Audio Output Power Built in W 1 5W 2 Audio Output Power outer W No Total Power Input W 30W Voltage Range V AC100V 240V Power Frequency Hz 50 60Hz Net Weight KG 4 Gross Weight KG 4 8 Net Dimension MM 460x140x346 Packaged Dimension MM 541x171x408 ...

Страница 9: ... 08 Service Manual Model No 3 Location of Controls and Components 3 1 Board Location 3 2 Main Board A Board B Board ...

Страница 10: ...GND 2 BL 2 GND 3 DIM 3 5V 4 high voltage 4 5V 5 GND 5 POWER ON OFF 6 5VSTB 7 5V 8 5V 9 GND 10 GND 11 GND 12 12V 13 12V Notes J10 Pin 2 Backlight on off The system can turn on or turn off the backlight of TFT LCD Panel through the power supply unit path J2 Pin 5 System power on standby System board will use this pin to control system power J10 Pin 3 Control the luminance of backlight The system can...

Страница 11: ...No Pin number Signal name Description 1 LED_R LAMP RED 2 LED_G LAMP GREEN 3 4 IR REMOTE CONTROL 5 GND GND 6 5V POWER FOR REMOTE Pin number Signal name Description 1 KEY1 2 KEY0 3 GND remote connector J6 Keypad and connector J7 ...

Страница 12: ...el 3 3 2Connectordefinition Service Manual Model No 11 Speaker connector J11 Pin number Signal name Description 1 RSPK RSPK 2 RSPK RSPK 3 LSPK LSPK 4 LSPK LSPK CON3 Pin number Signal name 1 ＰOWER ON OFF 2 12V 3 12V 4 GND 5 GND 6 5V 7 5VSTB 8 5V 9 GND 10 GND 11 PB 12 BR 13 NC ...

Страница 13: ...3 4 LCD Panel 12 Service Manual Model No V185B1 L06 ...

Страница 14: ...ission data of pixel 2 13 GND Ground 14 RXCLK Negative of clock 15 RXCLK Positive of clock 16 GND Ground 17 RX3 Negative transmission data of pixel 3 18 RX3 Positive transmission data of pixel 3 19 GND Ground 20 NC No Connection 2 21 SELLVDS Select LVDS data format 3 22 NC No Connection 2 23 GND Ground 24 GND Ground 25 GND Ground 26 VCC Power supply 5V 27 VCC Power supply 5V 28 VCC Power supply 5V...

Страница 15: ...CN101 Header S14B PH SM4 TB D LF JST or equivalent 14 Service Manual Model No ...

Страница 16: ...move the adhesive tape indicated on the figure above Lay down the unit so that rear cover faces upward Remove the four screw from the rear cover indicated with Then remove the pedestal 4 2Remove the Back Cover Remove the these screw indicated on figure above by Then remove the back cover from the unit Service Manual Model No 15 ...

Страница 17: ...t to the side 4 5 Remove the power module Remove the six screw indicated on the figure above by Then remove the power module 4 6 Remove the Main board Remove the two screw indicated on the figure above by Disconnected the coupler CON4 CN16 CN17 CN6 CN5 CN4 CN8 CN2 CN3 Remove the Main board Service Manual Model No 16 ...

Страница 18: ...4 7 Remove the speaker Take out the speaker 4 8 Remove the remote control Remove the screw take out the remote control board Service Manual Model No 17 ...

Страница 19: ...ther end of the cable into the antenna or cable TV wall outlet To improve picture quality from an antenna in a poor signal area install a signal amplifier If you need to split the antenna signal to connect two TVs install a two way splitter Service Manual Model No 18 1 ENTER RETURN DISPLAY 2 3 4 5 6 7 8 9 0 CH _ _ VOL SUBTITLE AUDIO SLEEP V CHIP CC AUTO S M EXIT P M TV DISPLAY SOURCE MENU MTS SAP ...

Страница 20: ...deo equipment Please refer to the owner s manual of the equipment to be connected as well It can be connected to the following devices VCR multi disc player DVD camcorder video game or stereo system etc YPbPr can support these video formats 480i 576i 480p 576p 720p 1080i 1080p Service Manual Model No 19 ...

Страница 21: ...Service Manual Model No 20 ...

Страница 22: ... menu When the source device DVD player or Set Top Box supports DVI How To Connect 1 Connect the source device to HDMI port of this TV with a HDMI to DVI cable not supplied with this product 2 A separated audio connection is necessary 3 If the source device has an analog audio output connector connect the source device audio output to DVI Audio In port located on the PC port How To Use If the sour...

Страница 23: ...Cable sample HDMI Cable not supplied with the product HDMI to DVI Cable not supplied with the product Analog Audio Cable Stereo to RCA type not supplied with the product Service Manual Model No 22 ...

Страница 24: ... the attached power cord only If the polarized AC cord does not fit into a non polarized AC outlet do not attempt to file or cut the blade It is the user s responsibility to have an electrician replace the obsolete outlet If you cause a static discharge when touching the unit and the unit fails to function simply unplug the unit from the AC outlet and plug it back in The unit should return to norm...

Страница 25: ...VOL to adjust the item that you selected 5 Press this button to turn the unit ON from STANDBY mode Press it again to turn the set back to STANDBY mode POWER STANDBY SOURCE MENU CH CH VOL VOL POWER STANDBY All the terminals are from left to right AC POWER ANTENNA SOCKET PC AUDIO input Audio input YPbPr component input AV input VGA HDMI input Note 1 AV and YPbPr share the Audio input jacks 2 When th...

Страница 26: ...Set the V chip level 11 MUTE To disable or enablethe sound 12 MTS SAP Switch the sound stereo SAP or mono 13 RECALL To access the previouslyviewed program 14 SOURCE Change the inputsource 15 ENTER Confirms selection 16 TV DISPLAY Displays hides the program information 17 S M To switch the soundmode 18 CH CH To access the nextor previous Program 19 ASPECT To change the pictureaspect ratio 20 CC Swi...

Страница 27: ... Block diagram Service Manual Model No 26 TUNER TPA1517P HDMI VGA YPbPr AV VIDEO SAW SOUND SAW CONTROL KEY REMOTE LED PANEL TSUMV26KU FLASH 12V 5V 5VSB POWER F4558 BLACKLIGHT EEPROM INPUT EARHPONE OUTPUT LDO DC DC 3 3V 1 26V ...

Страница 28: ... C5 2 2uF C5 2 2uF C10 0 1uF C10 0 1uF FB4 NC FB4 NC C28 0 1uF C28 0 1uF L2 FB42R 4A L2 FB42R 4A FB1 FB42R 4A FB1 FB42R 4A H1 NC H1 NC EC17 220uF 16V EC17 220uF 16V 1 2 EC3 220uF 16V EC3 220uF 16V 1 2 R2 1K R2 1K C19 0 1uF C19 0 1uF C25 10uF C25 10uF C35 0 1uF C35 0 1uF FB6 FB42R 4A FB6 FB42R 4A C15 0 1uF C15 0 1uF C36 0 1uF C36 0 1uF Q2 3904 Q2 3904 1 2 3 C29 0 1uF C29 0 1uF L1 FB120R 200mA L1 FB...

Страница 29: ... E6 NC E6 NC R17 10K R17 10K R23 5R1 R23 5R1 R20 100R R20 100R Q3 NC 2N7002 Q3 NC 2N7002 R30 NC 10K R30 NC 10K R28 5R1 R28 5R1 CN1 HDMI CN1 HDMI DAT2 3 DAT2 1 Dat1 shield 5 DDC SCL 15 DDC SDA 16 DAT1 6 DAT1 4 Dat2 shield 2 5V 18 CEC DDC GND 17 HPD 19 DAT0 9 DAT0 7 Dat0 shield 8 clk shield 11 clk 10 clk 12 CEC 13 GND 20 GND 21 GND 22 GND 23 Q4 3904 Q4 3904 1 3 2 R21 100R R21 100R R34 NC R34 NC R35 ...

Страница 30: ... NC R47 75R R47 75R CN2 PC_AUDIO_IN CN2 PC_AUDIO_IN 1 2 3 4 5 CN3 VGA CN3 VGA 5 10 4 9 3 8 2 7 1 15 14 13 12 11 6 16 17 R46 75R R46 75R R41 47R R41 47R E14 NC E14 NC R53 4 7K R53 4 7K R54 4 7K R54 4 7K C42 47nF C42 47nF R38 47K R38 47K E17 NC E17 NC R37 47K R37 47K R39 12K R39 12K C43 47nF C43 47nF C41 2 2uF C41 2 2uF R40 12K R40 12K E15 NC E15 NC R44 0R R44 0R E21 V800AA E21 V800AA R43 47R R43 47...

Страница 31: ...E36 NC C55 2 2uF C55 2 2uF C165 2 2uF C165 2 2uF E39 NC E39 NC Q9 3906 Q9 3906 1 3 2 R248 100K R248 100K Q6 3904 Q6 3904 1 2 3 Q10 3904 Q10 3904 1 2 3 R100 100R R100 100R R115 75R R115 75R U7 PI5V330 U7 PI5V330 S1A 2 S1B 5 S1C 11 S1D 14 S2A 3 S2B 6 S2C 10 S2D 13 IN 1 DA 4 DB 7 DC 9 DD 12 VCC 16 GND 8 EN 15 Q5 3904 Q5 3904 1 2 3 R10 NC 33R R10 NC 33R R98 12K R98 12K J3 7pin 2 0mm J3 7pin 2 0mm 1 2 ...

Страница 32: ... 7 SDA 5 NC 8 AS 3 IFOUT 11 SCL 4 33V 9 AGC 1 NC 6 GND 15 GND 12 GND 14 GND 13 EC5 NC 47uF 16V EC5 NC 47uF 16V C78 NC C78 NC R155 0R R155 0R C72 0R NC C72 0R NC FB5 NC FB56R 1A FB5 NC FB56R 1A C71 NC 15nF C71 NC 15nF D5 1N4148 D5 1N4148 C70 NC 10uF C70 NC 10uF R154 510R R154 510R AFT7W103G TUNER2 NC AFT7W103G AFT7W103G TUNER2 NC AFT7W103G NC 2 NC 10 5VB 7 SDA 5 NC 8 AS 3 IFOUT 11 SCL 4 NC 9 AGC 1 ...

Страница 33: ... LVA2M 95 LVA1P 98 LVA1M 97 LVA0P 100 LVA0M 99 INT 105 LVB3P 81 LVB3M 80 LVBCKP 83 LVBCKM 82 LVB2P 85 LVB2M 84 LVB1P 87 LVB1M 86 LVB0P 89 LVB0M 88 VDDP 57 RDZ 66 HWRESET 113 XOUT 24 XIN 25 AVDD_MPLL 23 VIFP 30 RXA2P 128 RXA2N 127 PWM2 60 GIN0 11 SOGIN0 12 CVBSOUT 21 AVDD_AU 38 VIFM 31 AUVRM 46 AUVRP 47 AUVREF 48 LINE_IN_2L 39 LINE_IN_2R 40 LINE_IN_3L 41 LINE_IN_3R 42 LINE_OUT_0L 52 LINE_OUT_0R 53 ...

Страница 34: ... 23 AVSS1 24 AVDD 25 EN 26 NC 27 HVSSL 30 HVSSL 31 OUTPL 32 HVDDL 33 OUTPL 34 HVDDL 35 HVDDL 36 OUTNL 37 HVDDL 38 OUTNL 39 HVSSL 40 FBNL 28 FBPL 29 thermal 41 C152 0 1uF C152 0 1uF J11 SPEAKER J11 SPEAKER 4 3 2 1 C126 470pF C126 470pF R251 NC 2K R251 NC 2K R234 NC R234 NC Q20 3906 Q20 3906 1 3 2 R245 NC R245 NC C147 0 47uF C147 0 47uF D13 0R_1206 D13 0R_1206 C134 NC 2 2uF C134 NC 2 2uF R261 10K R2...

Страница 35: ... SVA 19 R296 NC R296 NC Q33 3904 Q33 3904 1 2 3 R293 4 7K R293 4 7K C163 0 1uF C163 0 1uF C161 NC C161 NC R282 0R R282 0R C159 NC C159 NC C155 0 1uF C155 0 1uF Q31 3904 Q31 3904 1 2 3 R290 4 7K R290 4 7K R297 NC 100R R297 NC 100R C158 0 1uF C158 0 1uF R281 NC R281 NC R287 4 7K R287 4 7K R295 4 7K R295 4 7K R288 4 7K R288 4 7K Q34 3904 Q34 3904 1 2 3 R294 22K R294 22K R292 10K R292 10K R286 100K R2...

Страница 36: ...R310 100K R310 100K R314 100K R314 100K R312 100K R312 100K R304 100K R304 100K R306 100K R306 100K R307 100K R307 100K R309 100K R309 100K R189 75R R189 75R R202 NC 33R R202 NC 33R R188 75R R188 75R E48 NC E48 NC C129 0 1uF C129 0 1uF C133 2 2uF C133 2 2uF C167 2 2uF C167 2 2uF R313 100K R313 100K R311 100K R311 100K Q35 3904 Q35 3904 1 2 3 R315 100K R315 100K R305 100K R305 100K R308 100K R308 1...

Страница 37: ...e Manual Model No 36 7 3 Wiring Connection Diagram NO Name 1 2 3 4 5 Connection Wire For Keyboard Connection Wire For Speaker Connection Wire For Remote LVDS Wire Connection Wire Power For Mainboard 1 2 4 5 3 ...

Страница 38: ...ystemonly Three color temperatures NORMAL WARM COOL 2 AUDIO MENU The second itemof the MENUis the audiomenu Youcan adjust thesound settings here Press to move press toadjust 4 FUNCTION MENU The fourth itemof the MENUis the function menu Youcan adjust thefollowing settings 1 SLEEP TIMER adjust thesleep time 2 DLC Dynamic luminance control Set the option to ON which can enhancethe contrast and brigh...

Страница 39: ...ENU EXIT H POSITION V POSITION CLOCK PHASE AUTO ADJUST 100 100 100 0 AUTO SCAN ADD ERASE SOURCE C CAPTION PARENT CTRL CHANNEL ADD CATV STD OFF SELECT ADJUST MENU EXIT 5 CHANNEL MENU The fifth itemof the MENUis the channelmenu Only in TVmode Youcan complete thechannel scan and setTV channel settings here 1 AUTO SCAN Searchall the channels automatically 2 ADD ERASE Display orskip a channel 3 SOURCE ...

Страница 40: ...9 Trouble shooting 9 1 Simple check Service Manual Model No 39 ...

Страница 41: ...Change Source input Check the input output Re soldering or change IC U13 Check the input output Re soldering or change IC U55 Check the input output Re soldering or change IC U2 Check the Speaker Change the Speaker Check the Sperker wire fail fail fail fail fail pass pass pass pass pass IC U16 IC U12 IC U15 40 ...

Страница 42: ...Sunken TCP lead cracking ACF bonding short Awful environment and something electric enter into LCD Mis align between TCP and Panel Panel failure TCP failure V Dim Vertal gray line V L D Vertical color line light or dark forever H B D Horizontal bar H Dim Horizontal gary line H L D H o r i z o n t a l line light or dark forever Service Manual Model No 41 ...

Страница 43: ...er Bubble Bladder in Polarizer Bladder between Polarizer and top glass Polarizer Scratch Polarizer Scratch Tine or rigidity arose F M i n s i d e Polarizer Eyewinker inside Polarizer Eyewinker inside Polarizer Circuit Abnormal Display Abnormal Display 1 Chip lose action 2 IC ahort or jointiog bad 3 Pannel and vsc connect bad Flashing B r i g h t a n d d a r k display alternately 42 ...

Страница 44: ...ge current and EDS Black Screen B L normal only Black screen display FIIcker Crosstalk LCD Vcom imbalance Abnormal Color Only color abormal Capacitance improper bring crosstalk inside LCD pannel Abnormal Color Only color abnormal 1 Chip lose action 2 I C s h o r t o r jointion bad 3 Pannel and vsc connect bad Service Manual Model No 43 ...

Страница 45: ...ose action Connect badness between wire and electrode B L dark B L brightness darker than normal Connect badnessShort between wire and electrode B L wire damaged B L wire damaged Operation abnormal or systemic noise B L wire open Without backlight Operation abnormal or systemic noise B L shut down B L shutdown in sometime Short bitween lamp housing and wire Because consume power too much F M F M i...

Страница 46: ...ause Mechanlcal or B L Light leakage Brightness at bottom of LCM brighter than normal B L unit badness Uniformity B L brightness asymmetric Sheet in B L unit is uneven Mount hole Lack screw or screw damage Lack screw Screw damage Service Manual Model No 45 ...

Страница 47: ...Sincere Forever Haier Group Haier Industrial Park No 1 Haier Road 266101 Qingdao China http www haier com Printed in China ...

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Содержание HL19KN2

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Haier HL19KN2, Руководство по обслуживанию

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Содержание HL19KN2

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