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Haier LC22KW1, Service Manual

The Haier LC22KW1 product is a feature-packed LCD television that delivers stunning visuals for an unparalleled viewing experience. To ensure you get the most out of your device, a comprehensive service manual is available for free download at manualshive.com. Explore this manual to unlock the full potential of your LC22KW1.

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A

A

A

A

OPAVREF

OPAVREF

MUTE

AL1

GND

HPOUTL

AVR1_OUT/AMP

AR1

SPDIF

OFF_MUTE

MUTE

OPAVREF

AVL1_OUT/AMP

HPDET#

MUTE

HPOUTR

MUTE

HPOUTL

AR1

HPOUTR

AL1

+12V

SPDIF

HPDET#

AL1

AVL1_OUT/AMP

AR1

AVR1_OUT/AMP

OPAV120

OPAV120

OPAVREF

+12V

OPAV120

OPAV120

OPAV120

+12V

VREF_PT2308

VC5

VREF_PT2308

+5V

VC5

+5V

DV33

AR1

13

AL1

13

+12V

1,2,5,9,13

SPDIF

10

HPDET#

13

GND

1,2,3,4,5,6,7,8,9,10,11,12,13

AVL1_OUT/AMP

13

MUTE

13

AVR1_OUT/AMP

13

Title

Size

Document Number

Rev

Date:

Sheet

of

MediaTek Inc.

TEL:(03)567-0766  FAX:(03)578-7610

No.1-2, Innovation Rd 1, SBIP, Hsin-Chu City 300

Drawn

MT5380P1-V2

V1

C

14

15

Thursday, December 04, 2008

LINE OUT

NUSTC_5380P1_V2

Title

Size

Document Number

Rev

Date:

Sheet

of

MediaTek Inc.

TEL:(03)567-0766  FAX:(03)578-7610

No.1-2, Innovation Rd 1, SBIP, Hsin-Chu City 300

Drawn

MT5380P1-V2

V1

C

14

15

Thursday, December 04, 2008

LINE OUT

NUSTC_5380P1_V2

Title

Size

Document Number

Rev

Date:

Sheet

of

MediaTek Inc.

TEL:(03)567-0766  FAX:(03)578-7610

No.1-2, Innovation Rd 1, SBIP, Hsin-Chu City 300

Drawn

MT5380P1-V2

V1

C

14

15

Thursday, December 04, 2008

LINE OUT

NUSTC_5380P1_V2

HEAD PHONE OUTPUT

AUDIO INTERNAL DAC AV R/L OUT

AUDIO_OUTPUT

REMOVE INDUCTOR

Change to 100uF to
improve low
frequency
feature.(old=22uF)

NO PLUG: HPDET#

＝

HIGH

      PLUG: HPDET#

＝

GND

C693

10uF/10v

C0805/SMD

C693

10uF/10v

C0805/SMD

R1777 3.9k

R1777 3.9k

L150

FB

L150

FB

Q11
2N3906

Q11
2N3906

1

3

2

T29

T29

R1764
NS/10K

R1764
NS/10K

C691
2.2nF

C691
2.2nF

+

CE642

22uF/16v

+

CE642

22uF/16v

R1754

10K

R1754

10K

CB998
0.1uF

CB998
0.1uF

R1776

47K

R1776

47K

C635
1uF

C635
1uF

R1758
NS/10K

R1758
NS/10K

R2031

470

R2031

470

FB70

FB

FB70

FB

C692
2.2nF

C692
2.2nF

+

CE631

100uF/16v

+

CE631

100uF/16v

R1757
NS/10K

R1757
NS/10K

R1755

5.1K

R1755

5.1K

R1783

3.9k

R1783

3.9k

R1753

33K

R1753

33K

R1778

3.9k

R1778

3.9k

FB71

FB

FB71

FB

R1616

1K

R1616

1K

C668

10uF/10v

C0805/SMD

C668

10uF/10v

C0805/SMD

R298

5.1K

R298

5.1K

+

CE25
470uF/16V

C330UF25V/D8H14

+

CE25
470uF/16V

C330UF25V/D8H14

+

-

U55A

NJM4558 OPA

+

-

U55A

NJM4558 OPA

3

2

1

8

4

D15

1N4148

D15

1N4148

C670

10uF/10v

C0805/SMD

C670

10uF/10v

C0805/SMD

C650
0.1uF

C650
0.1uF

T74

T74

C643
120pF

C0603/SMD

C643
120pF

C0603/SMD

+

CE3
47uF/16v

+

CE3
47uF/16v

R1644
10k

R1644
10k

C694

10uF/10v

C0805/SMD

C694

10uF/10v

C0805/SMD

+

CE640

22uF/16v

+

CE640

22uF/16v

+

CE644

220uF/16v

C220UF10V/D6H11

+

CE644

220uF/16v

C220UF10V/D6H11

Q60
2N3904

SOT23/SMD

Q60
2N3904

SOT23/SMD

1

3

2

+

CE645

22uF/16v

+

CE645

22uF/16v

CB997
0.1uF/NC

CB997
0.1uF/NC

+

-

U55B

NJM4558 OPA

+

-

U55B

NJM4558 OPA

5

6

7

8

4

T28

T28

R2032

470

R2032

470

Q61
2N3904

SOT23/SMD

Q61
2N3904

SOT23/SMD

1

3

2

R300
100K

R300
100K

C641
120pF

C0603/SMD

C641
120pF

C0603/SMD

CN8

CN8

1
2
3

+

CE635

100uF/16v

+

CE635

100uF/16v

R1615

1K

R1615

1K

R1762

5.1K

R1762

5.1K

R1759

10K

R1759

10K

R1729

47K

R1729

47K

L148

FB

L148

FB

CB994
0.1uF

CB994
0.1uF

R1756

22

R1756

22

CB999
0.1uF

CB999
0.1uF

P44

SLIM_phonejack

P44

SLIM_phonejack

HP

1

GND

2

NC

3

NC

4

L

5

R

6

L

7

Q8
2N3906

Q8
2N3906

1

3

2

R299

1K

R299

1K

R1760

33K

R1760

33K

+

CE629
22uF/16v

+

CE629
22uF/16v

C642
820pF

C0603/SMD

C642
820pF

C0603/SMD

R307
100K

R307
100K

T27

T27

C669

10uF/10v

C0805/SMD

C669

10uF/10v

C0805/SMD

R1775

47K

R1775

47K

C667

10uF/10v

C0805/SMD

C667

10uF/10v

C0805/SMD

-
+

+
-

U59

PT2308

-
+

+
-

U59

PT2308

I/L

2

VREF

3

VREF

5

I/R

6

O/

L

1

VD

D

8

O/

R

7

GND

4

R302
4.7K

R302
4.7K

CB996
0.1uF

CB996
0.1uF

R1728

47K

R1728

47K

R1761

10K

R1761

10K

L1

FB/NC

L1

FB/NC

R1766

10K

R1766

10K

R1763

22

R1763

22

R1765
NS/10K

R1765
NS/10K

T73

T73

R303

2K

R303

2K

C644
820pF

C0603/SMD

C644
820pF

C0603/SMD

L149

FB

L149

FB

R146

3.9k

R146

3.9k

Summary of Contents for LC22KW1

Page 1: ...ce a product Products powered b electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product deal with in this service information by anyone else could result in serious injury or death Order No TV0906S013V1 COLOR TV Customer Model LC22KW1 CHASSIS MTK5380LC 2009 Qingdao Electronics limited company All rights reserved Unauthori...

Page 2: ...12 4 4 Remove the Terminal Bracket 12 4 5 Remove the power module 13 4 6 Remove the Main board 13 4 7 Remove the small power board 13 4 8 Remove the speaker 13 4 9 Remove the remote control board 13 5 Installation Instructions 14 5 1 External Equipment Connections 14 5 2 HDMI Connections 16 6 Operation Instructions 19 6 1 Front Panel Controls 19 6 2 Back Panel Controls 19 6 3 Universal Remote Cont...

Page 3: ...nter into Service Mode 37 8 1 2 How to exit 37 8 2 Measurements and Adjustments 37 9 Trouble shooting 43 9 1 Simple check 43 9 2 Power Supply Board failure check 44 9 3 Main board failure check 45 9 4 Pannel failure 47 ...

Page 4: ...t operating and maintenance instructions in the literture accompanying the appliance 1 2 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 place on top of or above the TV 1 2 3 E...

Page 5: ... insulation resistance is less than M ohm the inspection repair should be required If you have not the 500V insulation resistance meter use a Tester External exposure metal Antenna terminal Headphone jack 1 2 8 Ordering Spare Parts Please include the following informations when you order parts Particularly the Version letter 1 Model number and Version letter The model number can be found on the ba...

Page 6: ...del Screen size 21 6inch Aspect ratio 16 9 Resolution 1366 768 Contrast Ratio 1000 1 Angel of view H 170 V 160 Color display 16 7M OSD language English Color system ATSC NTSC Color Temperature Cold Standard Warm Audio output power Built in W 3W 2 Power Consmption in Standby 1W Total power input W 60W Voltage range V 120V 10 V Power frequency Hz 60HZ Time of sleep timer MINS 240Min Net weight KG 7 ...

Page 7: ...d 3 2 Main Board AV Board 3 2 1 Function Description Main Board Process signal which incept from exterior equipment display 3 2 2 Connector definition Main board connector Power connectors CN3 CN5 CN3 CN5 A Board B Board C C DVD player A Board DC1490E0200M DC1490E0200D Main Board ...

Page 8: ...gth of TFT LCD Panel s backlight through this connector Keypad and remote connector CN2 Pin number Signal name Description 1 IR_IN IR 2 CPU5V 5V 3 LED_G LAMP GREEN 4 GND GND 5 LED_R LAMPRED 6 K7 POWER 7 K6 MENU 8 K5 P_ 9 K4 P 10 K3 V_ 11 K2 V 12 K1 SOURCE Speaker connector CN1 Pin number Signal name Description 1 LSPK LSPK 2 GND GND 3 GND GND 4 RSPK RSPK DVD VIDEO Connector CN6 Pin number Signal n...

Page 9: ...name Description 1 LI YPBPR1L_IN 2 RI YPBPR1R_IN 3 GND GND Other connectors CN19 to Upgrade the program of MTK5380LC U13 AND FLASH U17 U0TX 3V3SB U0RX J3 4x1 W HOUSING DIP4 W H P2 0 1 2 3 4 3 3 Power Board 3 3 1 Function Description Supply power for Main board Panel 3 3 2Connectordefinition 111INPUT CONNECTOR CN10 CN10 Signal name ...

Page 10: ...D Ground 7 A0N LVDS EVEN 0 Signal 8 A0P LVDS EVEN 0 Signal 9 A1N LVDS EVEN 1 Signal 10 A1P LVDS EVEN 1 Signal 11 A2N LVDS EVEN 2 Signal 12 A2P LVDS EVEN 2 Signal 13 14 GND Ground 15 CK1N LVDS EVEN Clock Signal 16 CK1P LVDS EVEN Clock Signal 17 A3N LVDS EVEN 3 Signal 18 A3P LVDS EVEN 3 Signal 19 A4N LVDS ODD 0 Signal 20 A4P LVDS ODD 0 Signal 21 A5N LVDS ODD 1 Signal C M O V 2 1 6 B 1 L 01 CLAAWA01 ...

Page 11: ...GND Ground 7 12 15 16 17 18 LVDS EVEN LVDS EVEN Signal 19 24 27 28 29 30 LVDS ODD LVDS ODD Signal 4 Disassemble and assemble 22 A5P LVDS ODD 1 Signal 23 A6N LVDS ODD 2 Signal 24 A6P LVDS ODD 2 Signal 25 26 GND Ground 27 CK2N LVDS ODD Clock Signal 28 CK2P LVDS ODD Clock Signal 29 A7N LVDS ODD 3 Signal 30 A7P LVDS ODD 3 Signal ...

Page 12: ... Front Cover Remover the eight screw indicated with Turn to front cover upwards Then remove the front cover from the unit 4 3Remove the LCD panel Remover the five screw indicated with Remover the pin indicated with Then remove the panel 4 4Remove the Main Board Remover the two screw indicated with Remover the four screw indicated with Then remove the Main Board ...

Page 13: ...mbly Remover the four screw indicated with Then remove the Then remove the DVD Keypad Assembly Then remove the DVD Shield Shelf Remove the DVD 6 Keypad Assembly and DVD 4 Remove the Speaker 7 Remover the four screw indicated with Remover Then remove the Sponge piece Speaker 4 Remove the Remote Control Board 9 Remover the one screw indicated with Then remove the Remote Control Board 4 13 ...

Page 14: ...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 Choose Your Connection There are several ways to connect your television depending on the components you want to connect and the quality of the signal you want to achieve The following are examples of some different ways to connect y...

Page 15: ...e may be noise associated with the resolution vertical pattern contrast or brightness in PC mode If noise is present change the PC mode to another resolution change the refresh rate to another rate or adjust the brightness and contrast on the menu until the picture is clear If the refresh rate of the PC graphic card can not be changed change the PC graphic card or consult the manufacturer of the P...

Page 16: ...e box remote control Connection Option 2 1 Connect the audio and video cables from the Cable Box s output jacks to the TV input jacks as shown in the figure When connecting the TV to a Cable Box match the jack colors Video yellow Audio Left white and Audio Right red 2 Select the input source by using the button on the remote control 3 Select your desired channel with the remote control for cable b...

Page 17: ...pplied 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 left side of HDMI port How To Use If the source device supports Auto DVI function the output resolution of the source device will be automatically set to 1280x720p If the source device does not su...

Page 18: ...the AC cord plug into a standard polarized AC outlet NOTES Never connect the AC line cord plug to other than the specified voltage Use 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 touchin...

Page 19: ...te control Do not put anything near the sensor which may block the remote control signal COMPONENT IN Pr Pb Y ATN IN R AUDIO L R AUDIO IN L PCAUDIOIN VGA IN USB HDMI S VIDEO IN VIDEO 1 ANT IN Antenna Input Connect cable or antenna signals to the TV either directly or through your cable box 2 Headphone jack Headphone audio output terminal 3 Audio in Connect audio output from an external device to t...

Page 20: ... 25 Press to change the aspect ratio 26 Press to change a channel 27 Press to select digital channels For example to enter 54 3 press 54 and 3 28 Press to jump back and forth between two channels 29 Press to scan through channels To scan quickly between the last two channels press and hold down either 30 Exit On Screen Display 31 Accesses the highlighted item in the on screen menu 32 Press to disp...

Page 21: ... 7 Electrical parts 7 1 Block diagram 7 2 Circuit Diagram HDMI1 VGA YPbPr S Video tuner Composite MT 5 3 8 0 LC Main IC YPbPr Composite L R VGA P11 L R DDR Flash TDA1517 P A N E L USB LVDS EEPROM I2C Bus ...

Page 22: ...SYNC BUCK DC DC USB R1707 5 6K R1707 5 6K R46 NC R46 NC Q53 2N3904 SOT23 SMD Q53 2N3904 SOT23 SMD 1 3 2 L151 10uH 5A_6A L5 9 L151 10uH 5A_6A L5 9 CN5 5PIN_2 0 CN5 5PIN_2 0 GND 3 5V 4 STB 5 12V 1 GND 2 U151 NTMD4840 U151 NTMD4840 3 2 1 4 6 5 8 7 E8 470uF 16V C330UF25V D8H14 E8 470uF 16V C330UF25V D8H14 C646 0 1uF C646 0 1uF T34 T34 R38 47K R38 47K R13 4 7K R13 4 7K R1697 4 7K R1697 4 7K T45 T45 Q44...

Page 23: ... 1 R47 100K 1 C301 0 1uF C301 0 1uF CE33 470uF 16V C330UF25V D8H14 CE33 470uF 16V C330UF25V D8H14 R5 1K_1 R5 1K_1 CB33 0 1uF CB33 0 1uF CE7 47uF 16v CE7 47uF 16v CE17 100uF 16v CE17 100uF 16v C302 NC C302 NC R2030 100K 1 R2030 100K 1 CE15 100uF 16v CE15 100uF 16v CB5 0 1uF CB5 0 1uF U6 AZ1117 adj U6 AZ1117 adj ADJ GND 1 OUT 2 IN 3 U3 AP1534 SOP 8 SOP8 SMD U3 AP1534 SOP 8 SOP8 SMD FB 1 EN 2 OCSET 3...

Page 24: ...aTek Inc TEL 03 567 0766 FAX 03 578 7610 No 1 2 Innovation Rd 1 SBIP Hsin Chu City 300 Drawn MT5380P1 V2 V1 B 3 15 Thursday December 04 2008 ANALOG POWER NUSTC_5380P1_V2 1 25 x 1 180 110 3 3V 1 25 x 1 100 100 2 5V 1 25 x 1 0 100 1 25V 10 tolerance R12 110_1 R12 110_1 U10 AZ1117 adj U10 AZ1117 adj ADJ GND 1 OUT 2 IN 3 CB32 0 1uF CB32 0 1uF CB228 0 1uF CB228 0 1uF R14 180_1 R14 180_1 R19 0R R19 0R C...

Page 25: ...STC_5380P1_V2 IIC ADDRESS A0 TXC 绿色标示GPIO口 与5380L公版功能不一样 RE RESET CPU WHEN 5V SUPPLYS H2 HOLE GND H2 HOLE GND 2 2 3 3 4 4 5 5 9 9 8 8 7 7 6 6 1 1 R28 10K R28 10K R52 NC R52 NC TP34 TP34 C21 5pF 20pF C21 5pF 20pF R22 47K R22 47K R198 10K R198 10K R40 4 7K R40 4 7K R2021 0R NC R2021 0R NC C22 1uF C22 1uF R27 1 R27 1 H3 HOLE GND H3 HOLE GND 2 2 3 3 4 4 5 5 9 9 8 8 7 7 6 6 1 1 FB17 FB FB17 FB Q1 2N390...

Page 26: ...FB FB34 FB FB33 NS FB FB33 NS FB FB60 NS FB FB60 NS FB R2040 0R R2040 0R L25 220nH L25 220nH R2025 NC 4 7K R2025 NC 4 7K C147 27pF C147 27pF C57 4 7uF C57 4 7uF R168 NC 10K R168 NC 10K C31 4 7uF C31 4 7uF R188 0R NC R188 0R NC T57 T57 F2 Little 1206L110 C POLYFUSE1206 SMD F2 Little 1206L110 C POLYFUSE1206 SMD T22 T22 CB197 0 1uF CB197 0 1uF L12 390nH L12 390nH FB48 FB FB48 FB FB19 FB FB19 FB FB61 ...

Page 27: ... layout RA6 75 RA6 75 RA10 NS 75 RA10 NS 75 CA23 4 7uF CA23 4 7uF CA3 0 1uF CA3 0 1uF RNA1 47x4 0402 RNA1 47x4 0402 1 2 3 4 5 6 7 8 RNA10 47x4 0402 RN0402 SMD RNA10 47x4 0402 RN0402 SMD 1 2 3 4 5 6 7 8 RNA17 75x4 RNA17 75x4 1 2 3 4 5 6 7 8 CA20 0 1uF CA20 0 1uF CA5 0 1uF CA5 0 1uF RA8 75 RA8 75 RNA4 47x4 0402 RNA4 47x4 0402 1 2 3 4 5 6 7 8 RA7 75 RA7 75 RNA6 47x4 0402 RNA6 47x4 0402 1 2 3 4 5 6 7 ...

Page 28: ...5380 SMD LQFP U13J MT5380 SMD LQFP POCE0_ 252 POOE_ 251 PDD0 250 PDD1 249 U0RX 95 U0TX 94 JTMS 253 JTRST_ 1 JTCK 256 JTDO 255 JTDI 254 OIRI 93 T8 T8 R1209 0R R1209 0R R1257 NS 4 7K R1257 NS 4 7K R45 4 7K R45 4 7K R54 10K R54 10K R61 10K R61 10K T7 T7 U17 M25L3205D U17 M25L3205D S_ 1 Q 2 W_ VPP 3 VSS 4 D 5 C 6 HOLD_ 7 VCC 8 R1227 NS 4 7K R1227 NS 4 7K CB452 0 1uF CB452 0 1uF T9 T9 CB52 0 1uF CB52 0...

Page 29: ... SMD CON A SHELL1 20 SHELL2 21 D2 1 D2 Shield 2 D2 3 D1 4 D1 Shield 5 D1 6 D0 7 D0 Shield 8 D0 9 CK 10 CK Shield 11 CK 12 CE Remote 13 NC 14 DDC CLK 15 DDC DATA 16 GND 17 5V 18 HP DET 19 SHELL3 22 SHELL4 23 D199 D199 1 2 R2112 0 R2112 0 R2066 1K NS R2066 1K NS R2085 47K R0603 SMD R2085 47K R0603 SMD R2123 68R R2123 68R R2114 1K NS R2114 1K NS C176 1uF C0402 SMD C176 1uF C0402 SMD D153 RB520S 30 1N...

Page 30: ...r 5V For 12V LO LVDS POWER OFF HI LVDS POWER ON Back Light circuit REMOVE INDUCTOR practicaly use HDR2X15 2MM SA 2 15pin use for 21 6 inch panel with TCON CMO D2 1N4148 D2 1N4148 Q28 2N3904 Q28 2N3904 1 3 2 CE72 470uF 16v C330UF25V D8H14 CE72 470uF 16v C330UF25V D8H14 CB155 0 1uF CB155 0 1uF R391 NC R391 NC Q9 2N7002 Q9 2N7002 1 3 2 T6 T6 R394 10k R394 10k CB154 0 1uF CB154 0 1uF R397 10K R397 10K...

Page 31: ...PR1P 123 TN1 112 TP1 111 AVDD12_RGBFE 101 AVSS12_RGBFE 105 AVDD12_RGBADC 110 AVSS12_RGBADC 113 DVDD12_VGA 117 C599 18pF C599 18pF C594 18pF C594 18pF C363 10nF C363 10nF FB42 FB FB42 FB D105 ESD_0402_10pF C0402 SMD D105 ESD_0402_10pF C0402 SMD 1 2 C351 10nF C351 10nF CB158 0 1uF CB158 0 1uF C596 10nF C596 10nF R1192 68 R1192 68 T24 T24 FB40 FB FB40 FB C598 10nF C598 10nF C597 18pF C597 18pF C658 1...

Page 32: ... R164 2K R180 100 R180 100 C661 10uF 10v C0805 SMD C661 10uF 10v C0805 SMD R105 10K R105 10K R101 10K R101 10K T31 T31 C145 NS 0 1uF C145 NS 0 1uF R24 10K R24 10K R170 2K R170 2K C134 5pF C134 5pF C135 10nF C135 10nF D31 ESD_0402_10pF D31 ESD_0402_10pF 1 2 R169 68 R169 68 R160 0R R160 0R R181 0R R181 0R R171 75 R171 75 R182 10K R182 10K C137 5pF C137 5pF R161 0R R161 0R QF6 2N7002 SOT23 SMD QF6 2N...

Page 33: ... MT5380 Near chip Near IC NO VIDEO OUTPUT C565 47pF C565 47pF FB43 FB FB43 FB R190 20K R190 20K C535 47nF C535 47nF C663 10uF 10v C0805 SMD C663 10uF 10v C0805 SMD R1591 47 R1591 47 C534 47nF C534 47nF R1587 100 R1587 100 R1594 27 R1594 27 T61 T61 C152 4 7uF C152 4 7uF R1592 100 R1592 100 C459 47pF C459 47pF TP51 TP51 R1525 47 R1525 47 T63 T63 D147 ESD_0402_10pF D147 ESD_0402_10pF 1 2 R1560 100 R1...

Page 34: ...K CB171 0 1uF CB171 0 1uF T85 T85 U13G MT5380 SMD LQFP U13G MT5380 SMD LQFP AIN0_L 179 AIN0_R 178 AIN1_L 177 AIN1_R 176 AIN2_L 175 AIN2_R 174 AIN3_L 173 AIN3_R 172 AVDD33_AADC 171 AVSS33_AADC 183 VMID_AADC 181 REFP_AADC 182 REFN_AADC 180 ASPDIF 203 AOMCLK 200 AOLRCK 201 AOBCK 202 AOSDATA0 198 AL1 188 AR1 187 AL2 191 AR2 189 AVDD33_ADAC0 192 AVDD33_ADAC1 184 AVSS33_ADAC0 190 AVSS33_ADAC1 186 ADAC_V...

Page 35: ...1757 NS 10K R1757 NS 10K R1755 5 1K R1755 5 1K R1783 3 9k R1783 3 9k R1753 33K R1753 33K R1778 3 9k R1778 3 9k FB71 FB FB71 FB R1616 1K R1616 1K C668 10uF 10v C0805 SMD C668 10uF 10v C0805 SMD R298 5 1K R298 5 1K CE25 470uF 16V C330UF25V D8H14 CE25 470uF 16V C330UF25V D8H14 U55A NJM4558 OPA U55A NJM4558 OPA 3 2 1 8 4 D15 1N4148 D15 1N4148 C670 10uF 10v C0805 SMD C670 10uF 10v C0805 SMD C650 0 1uF ...

Page 36: ... w e r S u p p l y 7 8 LVDS wire Speaker wire 9 0090402199A Speaker 0094001218 10 11 Combination Wire0090402388A 12 R e m o t e C o n t r o l B o a r d A s s e m b l y 0090719244 13 Keypad Assembly 0090701136 Power cord 14 DVD Keypad Assembly 0090719333 Workout Auditing Standard ization Approve brand customer export country special technique document number special number H a i e r t y p e custome...

Page 37: ...nput 8893 3rd press ok Finished these operations system will be into the factory mode menu 8 1 2 How to exit IF want to exit this factory menu please press the botton Exit in the remoter 8 2 Measurements and Adjustments 8 2 1 Version S N Panel Resoution Version The first line is the model Name and the second line is current software version ...

Page 38: ...l When we found the color in the two models was abnormal Then we can use the function to adjust it automatically Color Temperature The function could adjust the Color Temperature used when debugging 8 2 3 Audio Dolby Banner When turn it ON the model will be in Dolby authentication state ...

Page 39: ...wnmix output model MTS System used when debugging The parameters only used when debugging no need to be modified 8 2 4 Channel Range Scan The function could make it to search the channels by differentiation the analog and digital channels Single RF Scan Search channels in the frequency scope set in advance ...

Page 40: ...NA DIGITAL CABLE ANALOG CABLE DIGITAL to search channels used only in project debugging Tuner Diagnostic Project debugging setting used to inspect the audio function 8 2 5Gamma Gamma Bright GAMMA0 8 Middle default settings in the program Dark GAMMA1 2 ...

Page 41: ...djust the backlight 8 2 7 Function Burning Mode Turn it ON to enter the aging model This is for factory run in testing The screen would display red green blue and black screen repeatedly Each color screen could be exam at that time ...

Page 42: ...42 Clean Storage The function could make the model turn back to the factory default setting ...

Page 43: ...mode is set Switch to otger channel and verify if the same problem happens Press VOL button to see of he problem can be solved Poor sound Verufy if sound system is correct Refer to some chapter for adjust No picture in some channel Verify if correct channel is selected Adjust the antenna Make adjustments by Fine Tune and MANUAL Scan No color for some channel program black and white Verify if the s...

Page 44: ... follow F1 Check U6 MCU 1 Power supply U7 U9 2 Reset signal 3 Crystal LDO was damaged or the loader is in short circuit OK Check U1 for 5V output Change U1 MP1410ES LF or D17 SK34A SMA Check L9 47μH It s normal but the voltage is high It s normal but the voltage is Low Check Pin No 4 of U1 MP1410 ES or change U1 E33 was damaged or the loader is in short circuit Y N Y N N Y Y N Y N Y N 9 2 Power Su...

Page 45: ...k the input Source Change Source input Check the input output Of IC U13 of Main B D Re soldering or change IC U13 Check the input output Of IC U55 of Main B D Re soldering or change IC U55 Check the input output Of IC U2 of Main B D Re soldering or change IC U2 Check the Speaker Change the Speaker Check the Sperker wire ...

Page 46: ...el Check the backlight B D Change the backlight B D Check the input output of jack CN3 of Main B D Re soldering or change IC UA1 and RNA1 17 Check the input output of Jack CN4 of Main B D Re soldering or change IC U13 Change the panel Change the Panel wire Check the Panel wire ...

Page 47: ...t Awful environment and something electric enter into LCD Mis align between TCP and Panel Panel failure TCP failure Failure Mode Part Name Description Phenomena Failure cause Dot Defect Bright dot dark dot in pannel Incoming Inspection Standard Polarizer Bubble Bladder in Polarizer Bladder between Polarizer and top glass Polarizer Scratch Polarizer Scratch Tine or rigidity arose Panel or Polarlzer...

Page 48: ...inside LCD pannel Circuit Abnormal Color Only color abnormal 1 Chip lose action 2 IC short or jointion bad 3 Pannel and vsc connect bad Failure Mode Part Name Description Phenomena Failure cause Mechanlcal Nolse When turn panel appear cacophony Caused by Mechanica noise of backlight unit Ripple Connectric circle Causeed by between mechanism and pannel B L off B L lose action Connect badness betwee...

Page 49: ... power too much F M F M in B L white balck Rotundity or wirelike F M in B L unit Failure Mode Part Name Description Phenomena Failure cause 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 Mechanlcal or B L Mount hole Lack screw or screw damage Lack screw Screw damage ...

Page 50: ...50 Sincere Forever ...

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