海爾le42wnd2中文維修手冊(cè)

Service列列組T420HW0842應(yīng)6率亮度Service列列組T420HW0842應(yīng)6率亮度cd/mDK→BG→I率 項(xiàng)碼項(xiàng)項(xiàng)碼項(xiàng)碼規(guī)產(chǎn)觀圖圖產(chǎn)問產(chǎn)進(jìn)術(shù)簡(jiǎn)產(chǎn)現(xiàn)產(chǎn)關(guān)產(chǎn)產(chǎn)說產(chǎn)進(jìn)紹檢結(jié)檢產(chǎn)專軟級(jí)調(diào)試場(chǎng)項(xiàng)例產(chǎn)維養(yǎng)識(shí)項(xiàng)誤區(qū)產(chǎn)術(shù)數(shù)理92、93、理數(shù)圖圖圖LE42WND21920*1080高分辨率;流系統(tǒng); 產(chǎn)品型號(hào)產(chǎn)品型號(hào)項(xiàng)數(shù)圖顯圖率亮 有用平均對(duì)Responsetime(Gto圖圖Angleof顯顯數(shù)靜立立量量側(cè)1AVAV側(cè) 項(xiàng)數(shù) 軟單頻掃選調(diào)軟歷時(shí)圖數(shù)率率頻 凈/帶凈項(xiàng)數(shù) 軟單頻掃選調(diào)軟歷時(shí)圖數(shù)率率頻 凈/帶凈 產(chǎn)品型號(hào)項(xiàng)數(shù)/認(rèn)認(rèn)場(chǎng)內(nèi)區(qū)產(chǎn)產(chǎn)42例42產(chǎn)結(jié)調(diào)試說明只供LE42WND2液晶電視機(jī)機(jī)芯調(diào)試調(diào)試對(duì)路進(jìn)行檢錯(cuò)漏漏當(dāng)路路理須過計(jì)對(duì)則開錯(cuò)漏漏當(dāng)路路理須過計(jì)對(duì)則數(shù)壓標(biāo)流進(jìn)狀態(tài)遙開鍵開進(jìn)標(biāo)狀態(tài)遙節(jié)節(jié)鍵檢節(jié)圖應(yīng)豎數(shù)碼不圖漏漏請(qǐng)索索測(cè)試遙調(diào)量對(duì)度亮度度銳度應(yīng)檢圖時(shí)識(shí)別圖檢識(shí)別圖 檢頻鍵顯單應(yīng)觀應(yīng)頻圖應(yīng)時(shí)還檢測(cè)為了擊請(qǐng)不將霧場(chǎng)不對(duì)顯傷權(quán)更產(chǎn)流壓標(biāo)說將流線標(biāo)不將對(duì)不不將過濕熱塵證良對(duì)流不將凈軟顯線顯請(qǐng)凈濕進(jìn)行請(qǐng)不霧狀劑請(qǐng)不顯顯別亮紅綠藍(lán)許這現(xiàn)不不良顯時(shí)顯 靜時(shí)留 殘這損不當(dāng)連時(shí)現(xiàn)不現(xiàn)別連腦時(shí)顯不識(shí)別率軟較雜現(xiàn)軟問題不質(zhì)堅(jiān)這層層層這層層時(shí)時(shí)對(duì)不過為這層鍍料不盡當(dāng)度 留紋為為積累留塵不留紋雜理結(jié)計(jì)時(shí)不不更不這里誤軟鏡紙來議專不鏡紙來易傷嬌對(duì)塵們專輕輕來說紋易這不 難題了為專維檔鏡軟不傷時(shí)還靜獨(dú)別紙誤誤易顯內(nèi)這路路 誤劑誤來說劑不易來顯層更顯顯這層層對(duì)顯不良劑更不這劑對(duì)嬌簡(jiǎn)滅擊 不紙鏡來勁為這易漬時(shí)傷專噴量略濕讓漬不規(guī)格：T420HW08麥格規(guī)格：120WMP118TFL-3、機(jī)芯板：CVD_ITD04E

MP118T-

1OF

MP118T-

D

MP118T-5V

9.2機(jī)芯板原理 Indexof 12SYSTEMAUDIO3SYSTEMRivision45678 OG9SIS9561_DIGITALSIS9561 SIS9561SIS9561SiS9561USB& BA9

TDTC-

16

16

D

CPC-

CB

PowerDC-DC-DC-DC-

---- USB2.0*2 SD

IRTV

-->APL1117--DC--- -->V_1.5V_AUX-->RT9025--DC-DC--- ->AP1117--DC---

-->V_3.3V-->APL1117-- CON9V_5V_AUX closetopower 123456

7778910

XH-Stand-By

11

VINVIN

C194

V_5V_DC- 11

11

3636

K1%EC27C191C190

22

11

100n10n 4

LX

11

R190

1

FB

R186R1EC22C174 UPto5.25Vfor

22

15.4KR18710K

220uF00n

109

2MARK1MARK2MARK3

8

LX3FB

11

K C50

IN

1 4991

10uF100n OUT

10K1%BM1117-

111111111111 U32 SHIELD_PADSHIELD_PADSHIELD_PADSHIELD_PAD111111111111

7

VOUTADJ

IN

1 4991

5C201

NC

11.54K 1

OUTBM1084-

491K49

R1,C1leavePSUoffR127

R1261

21 2 D2 D2- D1 D1-

A_RX2_DPA_RX2_DNA_RX1_DPA_RX1_DNA_RX0_DP

NC

21 2 D2 D2- D1 D1-

B_RX2_DPB_RX2_DNB_RX1_DPB_RX1_DNB_RX0_DP

D0

A_RX0_DN

D0

B_RX0_DNCK+

A_RXC_DP */RV02_0p3*/RV02_0p3*/RV02_0p3 CK+

B_RXC_DP */RV02_0p3*/RV02_0p3*/RV02_0p3CKCE

A_SDA A_SCLA_SDA

A_RXC_DNA_ARC

*/RV02_0p3*/RV02_0p3*/RV02_0p3 CKCK-CERemote

B_SDA B_SCLB_SDA

B_RXC_DN_CEC B_ARC

*/RV02_0p3*/RV02_0p3*/RV02_0p3 DDCCLKDDCDATA17

A_SCL A_SDA

DDCCLKDDCDATA17

B_SCL B_SDA GND GND 3HPD

A_5VR258 A_5VDET11A_HPDR277*/1K

3HPD

B_5VR253 B_5VDET11B_HPDR273/1K

R276R257

NC A_HPD Pull-upto5VDET R237 R2364.7K

23

R272R252

B_HPD

R245 R2444.7K

ESDRV02

89891113151719

SIS_

V_5V_DC-7,12,16 SIS_I2CMA_SDA*/Header

AddRS232DebugDetectRS232_EN

R281

R261

R270

R280

R264

SIS_VGA_HSSIS_VGA_VS

PC-8

FB18FB19

C154

SIS_VGA_B

R303

VGA_WAKE_R

7 6

PC-

FB20

C150C123

SIS_VGA_GSIS_VGA_R

R304

PC- PC- PC- PC- PC-R284R283 R302 SIS_UARTA_TXDPC-

R301

C250*/470p

SIS_UARTA_RXD D49D48D51D50D52D53D54D55 D57ESDRV02ESDRV02 ESDRV02ESDRV02 PCAudio R305 CB12 RB8

SIS_VGA_SDASIS_VGA_SCL

V_5V_AUX5V_VGAR2684.7K 5 R306

CB9 RB7

SIS_AUI_R5SIS_AUI_L5

R249R2694.7KR263*/4.7K R267R266C253 VGA_SDAR299 47K

VGA_SCL 5

WP

GND

R292

FB10 C151

SIS_YPP_G1

L12

R1520C114

SIS_XAIY2

R181330

C149

SIS_YPP_SOG1

220n-->47n Y4

4

ESDRV02

CB4

RB55

R2940 FB1210/100M C15347n

SIS_YPP_B1

56

CB81u

RB6

SIS_AUI_L3SIS_AUI_R3

R220

C219 R296

FB6 C126

SIS_YPP_R1

R231

C224C

4

CB2 RB3

SIS_AUI_L1

*/47p

CB3 RB4ESDRV02 R243

FB7

C130

SIS_YPP_R2

5

SIS_AUI_R1

DVD

*/47p

R297 C256

SPDIF12 34

R241

FB1110/100MC152

SIS_YPP_B2

AdddividerResB4 7 9

CB14 RB10

SIS_AUI_L29*/PH-

R239

FB1310/100MC155

SIS_YPP_G2

R247

CB20C232

RB13 SIS_AUI_R2AL132

R180 C148R1450C102

SIS_YPP_SOG2 R248 C233A

C235

SIS_XAIY3 220p AddSideAV2

AIFDIF1

C161

TUNER_IFP16

DIF2IFAGCNCVTUB2(IFVCC)

IFAGC

NC諧振

TUNER_IFN14 SDA TUNER_SDA

SCLRFAGCB1(LOOP)

FB16FB0603

TUNER_SCL LG-TDTC-

ANTPWR

L10

11

22

C223

330

L11

111000u/10V

TOPTOP

SAWOUT23OUT13

R2091003 3

L9

C124

SIS_XAIY4 C218

R197

1 123456789123456789

220n-->47n

OUT133R223

C200 1n 1n

R309

C118

SIS_SIF

MONO 1u

1232 2

R2281

I2C (R1NC)(R1=

1u 45*/PH-

R22710K

12

DBG_BUS12R117100KTSDEM_ERRR115100K

4,12,16 R116DBG_BUS13R131

1L5166

DBG_BUS14R132100KDBG_BUS15R135100KDBG_BUS16R136100KDBG_BUS17R137

101010

*/2.2p

86864

1DBGSEL143TSBCLK4

TESTIO23TESTIO24VDD12_252TESTIO19TESTIO18TESTIO17

L4

8864 75754

TESTIO25TESTIO26VDD33_3

R140

TESTIO27SDASSCLS42

R14310

SDAMSCLMI2CINT

R13922R14222

RB19RB18

R155X2

1212323*/PH-

6IFAGC R144220

R138

FB4

11

11

IN 1 OUT1

100uF

R158R15910K1%10K1%

6

C134C135

IN

1 4991

11

6

MARK8

OUT

4.7K1%4.7K MARK5MARK6 */BM1117-

FB24

AVDD3P3_USB1P8AVDD3P3_USB2

FB26

FB28

FB35

Add4.7uF0603

FB23

FB29

FB33

og

FB27

Add退耦100n

FB25

FB22FB21

FB34FB32

FB31

FB36

RB200

AVDD1P2FB30

4

INOUT

11

DelFBtoV_1.2VChangeU21to1.2VFixedLDOForPQ-AdjustV_1.5V_AUX

Digital

T9U9

Add4.7uF0603

1CB41CB57CB521

CB33CB47 2 100n2 HP_R

5555

H3G3LINE_IN_R2G4

HP_LSPK_RSPK_LC3

SIS_SPK_RSIS_SPK_L 5 5

F4F3

LINE_OUT_L1

C7144

R118

E3LINE_IN_R4E4D4LINE_IN_R5D3CBA

LINE_OUT_R2G1LINE_OUT_L2CAMBUS

SPDIF

SIF

CSIS_SIF

SPDIF

SIS_TSD[0..7]B

TRANSPORT

SIS_TSCLKSIS_TSVLD

SIS_TSSYNC

DD

ECT29

SIS_VGA_RSIS_VGA_GSIS_VGA_BSIS_YPP_R1SIS_YPP_G1SIS_YPP_B1SIS_YPP_SOG1SIS_YPP_R2SIS_YPP_G2SIS_YPP_B2SIS_YPP_SOG2SIS_VGA_HSSIS_VGA_VS 6.04K

4 4

C556B

C106

KEY7

R134 B

POWER_KEY

R73

3 CH_BOOT3121234567823456

R74

2 8PH-

R56680 R55*/820 POWER_KEY R53 R52 R25627KD26 2 R275

499100nC236100n FORPLUGGING-IN

R234 R2355.6K R274 R2715.6K R182

X3

AB31

753753864RB24

3

IR

CODE_FLASH_WP_NR193R69 R185

0

SIS_I2CM_SCLR122SIS_I2CM_SDAR129

SIS_UARTA_TXDSIS_UARTA_RXDSIS_I2CMA_SCLSIS_I2CMA_SDA

R191

R17910KHW

4

A_SCL A_SDA B_SCL B_SDA

12

C175 77

CODEFLASH_WP_N

SO/SIO1

4

HP_MUTELINEOUT_MUTE

4WP#/ACCSCLK5

10K

SIS_VGA_SCLSIS_VGA_SDA

MX25L8005DM2I-

USBA_DPK4USBA_DN_

SIS_USBA_DPSIS_USBA_DNSIS_USBB_DPSIS_USBB_DN

SO SO CODE_FLASH_WP_AJ18

USB_REXTRB111K

7

USB_IBASRB126.04K

17171515

TX0P0TX0M0TX0P1TX0M1TX0P2TX0M2TX0P3TX0M3TX0P4TX0M4

R123R130

1511

AC1AC2

TXCLK0PTXCLK0M

1616

HVAGPIO342HVAGPIO35CVBS

TX1P0TX1M0TX1P1TX1M1TX1P2TX1M2TX1P3TX1M3TX1P4 TX1M4

E243

AG5SIS_LVDSB_CLKPAG6

TXCLK1PTXCLK1M

100n

VCCWPSCL

1

LV_SWING LVDS_SWINGR1066.04K

SDA

SOIC8

USERESETICFORTransientAC-OFF

*/330 R64

11

R202

PH-6543

7538753864

PWRBTN_N_AK24

0

2 1JTAG

11

C30C29C2800n22p22p

Nand

VCC1VCC2

50mAmax.

15

L1

3241

DNU7DNU6

15

N4

4243444847

DNU5DNU4DNU3DNU2DNU1

1515151515

M3N2RMIITXD0M2N1RMIITXD1

CLEALECEREWE

R102

151515

252423

WP6

R103

R2R4 21NC9NC/GND/R/B2 P3 5

CE238

P1SD_DAT0P2 421

VSS2

R1

B

80mA R11R164100n

B5B5789136

VDD AH28 R17R23

R2133SD_DET_R

MARK16

SD

DDR3_128MbX16_NT5CB128M16BP-

G7B2D9K2K8N1N9R1R9A1A8C1C9D2E9F1H2H9J1

DQ0DQ1DQ2DQ3DQ4DQ5DQ6DQ7DQ8DQ9DQ10DQ11DQ12DQ13DQ14DQ15UDMLDMUDQSUDQS#

G7B2D9K2K8N1N9R1R9A1A8C1C9D2E9F1H2H9J1

J9L1L9M7

LDQSLDQS#

J9 L1NC2 L9NC3M7

T7

A0N3

DDRB_MA14

A0 A1

B1B9D1D8

B1B9D1D8

A2 A3 A4 A5

E2E8F9G1G9A9B3E1G8J2J8

A5A6A7A8A10A11A12A13BA2

E2E8F9G1G9A9B3E1G8J2J8

M1M9P1P9T1T9T2

RAS#CAS#WE#CS#CKEODTCKCK#

CLOSETORB9100

M9P1P9T1T9VSS10T2

CLOSETORB25100

ZQ

R119240

R1572401%49.9

12

VREFCA

VREFCA

Current425mAmaxper 1K

1K

1K

1K

PUTECAPBETWEEN

2PUTECAPBETWEEN MARK12MARK14MARK11MARK13211

R33

13

66

AVDD33REGIN

FB2

131313

54327

AGND0AGND1

33

1313

222120

ISET R346.2KRT8201BL5.9KCL(CP)

1TD+

TX+16

122

SH12 1313

1918

IP101

27

TXCTRXCT

R10

1 MDI_RP

Set

R26

2324

R4449.9R4549.9

8

RX-

8

toRMII

464714

MDI_TNMDI_TPTEST_ON

R27

R3549.9R3749.9

C18

45

NC4NC3

R41R43R36R40

2

PHYAD0/LED0PHYAD1/LED1PHYAD2/LED2PHYAD3/LED3PHYAD4/LED4

AN_ENARESET_N

R25R24R22R19

100n

PHYaddressSettoDefault00001

45

IP101A

R30 RMII_RESET_N

FB1

L1FB0402HardwireConfigurationThisconfiguration

C14

X125MHz

R12

Enable:Autonegotiation,Fullduplex,100Mbps,LinkDownPowerSaving,RMIIinterfaceDisable:Isolate,RepeaterconnectedtoVDDorGNDdirectly.

AsclosetoIP101APin14as

AsclosetoIP101APin36asV_5V_DC-

FS1

R15

11

11

R14

RMII_EXT_CLK

112121212

OUTAINGNDOUTB

FS2

4 6

123

11

V_5V_DC-

*/PH-

VCCD-45D+45

VCCD-45D+45

12312121212

S1

D7

Placecloseto

S1

4PH- */0 D121212

13579

246 123123456789

TX0P0TX0P1TX0P2

D12121212121212

TXCLK0PTX0P3TX1P0TX1P1TX1P2TXCLK1PTX1P3

(1stC40C40C37C39C38(2nd121212C

Header

SIS_I2CMA_SDATX0P4TX1P4C

12

R149

2

PH-3B

21B

D

12

R164*/0R1621

R161

12

R90

Note:LeftC1NCifwantto ChangeR83-->100K,R78-->22KforChangeC42-->470nfor>0.5mSLCD_VCCONsequence 1010

C137C63

9

ChangeEC19,EC16220uF/16V--for5mmHeightNearCON7

C62

8

AMP_LOUT 11n1n1

3

AMP_ROUT

31

20-2V23.3V-6.4V 22

123412345 PH-C33

1

CC36

21R6321

1 1

12

1VDD2VSS

C44*/1uF

2121B

32

R98

R278

B

FB512

R84

31 3122

22

A

R100

12

R1011

3A3 111 2 3

C302

3 3

4

4

2 2 1u

FB61 4991

1244 445

S1OUT1

77

45C

JS-ID0801H-

6C RV02_USB

33

DP1DM1

123

1123

455

4*/PH-

R24

6 SSOP28V5

B

X1

PWREN1#OVCUR1#PWREN2#OVCUR2#

PGANG

RV02_USB

B

PSELFDVDDGND

PSELF FB7

121234234*/PH-

23456

FB8A

2.2uF 100n100n

A 12123452345D

4.7KDPH-SPK_INN

PVCCL1PVCCL0

C7220n 3 BSPL

220n

OUTPLPGND1OUTNL

330p 10 330p 10

10

C14

8

BSNLBSNR

C11220n/25VC15

23 45

10K

C26330pR1410

XH-

PGND0OUTPR

C28330pR1510

220n 1214

BSPRPVCCR1PVCCR0

C19

AMP 1 1

R10

Gain1Gain1 3

33K

LLH4

FB2

MARK5

11CON4- 470uF/35V470uF/35V 100n/50V100n/50V 11 給時(shí)開關(guān)亮不亮頻圖圖進(jìn)CVD_ITSI681圖則進(jìn)過內(nèi)圖理給顯圖過調(diào)來過頻開關(guān)進(jìn)行選擇選擇路對(duì)應(yīng)頻給揚(yáng) AMPPOWERUSBFUNCTION*notedasAMP+USBCARDFRONT12ComponentYLRSIDEAVSDLRMBINTERFACEAllconnectingplug-insrecognizetacitlythesquarepinasNo.1pin.ThepindefinitionalsoreferstoPCBAbottomsilkscreen.No.1pinof2.0/2.54mmpitchsocketsshowasbelowpicture:腳，如下圖所示CON3(6PIN/2.0):IRBOARD1Power2RedLED3GreenLED45IR6+5VDCPowerCON4(8PIN/2.0):KEYBOARD1Power2ADCKEY1(SourceKey3ADCKEY1 Key4ADCKEY0(Channel+Key5ADCKEY0(Channel-Key6ADCKEY0(Volume+Key7ADCKEY0(Volume-Key8*Note1:Defaultkeyfunctionis mended,pleasedon’tchangeit.IfyouwantuseADCboard,youneedconnectpin2:K1_SOURCEandpin4:K0_CH+,andleavepin3,pin5-7open,pleasecontactourHWengineerfirstforreferencekeyboardapplicationcircuit.默認(rèn)使用7線對(duì)地式按鍵板。如果需要接4線ADC電壓采樣式按鍵板，需要連接pin1:power地;pin2:ADC1；pin4:ADC0；pin8:GND，請(qǐng)們硬件工程師索要4線ADC電壓采樣式按鍵板參考原理圖1PowerSupplyforPanel21PowerSupplyforPanel234No567LVDSODD0-8LVDSODD0+9LVDSODD1-LVDSODD1+LVDSODD2-LVDSODD2+LVDSODDClock-LVDSODDClock+LVDSODD3-LVDSODD3+LVDSEVEN0-LVDSEVEN0+LVDSEVEN1-LVDSEVEN1+LVDSEVEN2-LVDSEVEN2+LVDSEVEN3-LVDSEVEN3+LVDSJEIDAFormatselectionpinMainChipI2CMasterSCLMainChipI2CMasterSDALVDSODD4-LVDSODD4+LVDSEVEN4-LVDSEVEN4+*Note1:Pin31-40usedtosupport10bitPn31-40用來支持10位屏。默認(rèn)支持8位屏，如果需要點(diǎn)10位屏，生產(chǎn)前請(qǐng)?jiān)诒炙尽犊蛻舸_認(rèn)書》“屏”一欄中注明。*Noe2:點(diǎn)大尺寸（26寸）JP19V。1ExternalAudioAMPMuteControlSignal1ExternalAudioAMPMuteControlSignal(Activelow2ExternalAudioAMPStandbyControlSignal(ActiveHigh3RightAudio45LeftAudio*Note1:ConnecttoHeroAMP+USB_CARD_V2CON3for2x10W(@8Ω)ExternalAudio若需要輸出2x10W(8Ω)，請(qǐng)連接AMP+USB_CARD板12BrightnessAdjustmentforPanel ogVoltagedefault3Back-LightON/OFFControlfor*Note1:Ifyourpanelinverter controlsignal,pleasekindlynoticeus如果屏背光調(diào)節(jié)需要信號(hào)控制，請(qǐng)生產(chǎn)前通過《客戶確認(rèn)書》通知我們CON9(11PIN/2.54):POWERSUPPLYCONNECTOR1PowerModuleStandbyControlSignal(ActiveHigh2+5VStandbyPower3+5VPower45PanelPowerSupply6789+12VPower*Note1:Itispowersupplyconnectorforinternalpower大尺寸（≥26”）電源輸入接口*Note2:PleaseconnectrightvoltagepowersupplyfrompowermoduleduetopanelyouPIN5-6用來選擇屏電壓輸入，請(qǐng)根據(jù)屏選擇連接電源板的12V/5V1USB5VPower2USB1USB5VPower2USBD-3USBD+4*Note1:ItisusedforUSBexpansion.itcanconnectanexternalUSB-HubModulewith3USBterminalinputand1InternalUSBport forUSB-WIFIorUSB-Camera.外接USB擴(kuò)展板時(shí)，請(qǐng)連接此端子到AMP+USB_CARDCON4，此時(shí)主板J3USB端子將空貼。即整成主板1路+USB-HUB板3路共4路USB輸入端子。連接線盡量短，并且USBD+/D-需要用地。AMP+USB_CARDBOARDINTERFACECON1(4PIN/2.54):AMPPOWERSUPPLY123PowerSupplyforAudioAMP4*Note1:TPA3110D2cansupport2x10W(8ohm,THD+N<10%@1KHz)with+24VpowerItsupports2x8W(8ohm,THD+N<10%@1KHz)with+12Vpower1AudioRightChannelPositive2AudioRightChannelNegative3Ground(LeaveNOconnectionto4AudioLeftChannelNegative5AudioLeftChannelPositiveCON3(5PIN/2.0):AMPAudioINPUT1ExternalAudioAMPMuteControlSignal(Activelow2No3RightAudio45LeftAudioCON4(4PIN/2.0):USBUPSTREAM1USB5VPower2USBD-3USBD+4*Note1:ConnecttoMBCON14.連接到主板CON14，要求連接線盡量短，并且USBD+/D-需要用地CON5(5PIN/0.8):USBCAMERA1+3.3VPowerSupplyforUSB2USBD-3USBD+45*Note1:Match海華科技AM-1H011USBCameramoduleCHYAOSHIUNNPartNumber:JS-ID0801H-5.SCHEMATICSOFIRBOARD&KEYThemodelSmartIRBoardistheIRsmallboard,OEMdesignedforHaierPhoto1:Board(FrontPhoto2:Board(BackProductTopBottomOutline問問簡(jiǎn)僅級(jí)維能否能否顯不亮不顯沒 為圖揚(yáng)沒線線圖開113后蓋拆1113后蓋拆12電源蓋板拆1個(gè)自攻螺釘GB818-85T3X8（鍍12電源蓋板拆14、安裝和拆卸工 LE42WND2拆卸1111底座4個(gè)螺釘GB818-M4X12（黑11底座3后蓋拆10個(gè)螺釘GB818-85T3X7（黑鍍黑鋅6個(gè)自攻螺釘GB818-85M4X12（鍍黑鋅1414喇叭14喇叭 1515鍵板并向下拉3~5mm,然后15鍵板底座支撐的個(gè)螺釘GB818-M3X8（鍍白底座支撐的個(gè)螺釘GB818-M3X8（鍍白鋅16底座支撐的17機(jī)芯板、電源板及端子板的10個(gè)螺釘GB818-M3X8（鍍白鋅4個(gè)螺釘GB818-M3X8（鍍白鋅機(jī)芯板、電源板及端子板的扣屏鐵件的個(gè)扣屏鐵扣屏鐵件的 板拆 板拆1個(gè)自攻螺釘 板拆2.0源開2.0源開關(guān)支架拆2個(gè)自攻螺釘2.0電源開關(guān)支架拆2.1電源板支2.1電源板支架,主板支架拆4個(gè)螺釘GB818-M3X8（鍍黑鋅3個(gè)螺釘GB818-M3X8（鍍黑鋅2.1電源板支架,主板支架拆2.2液晶2.2液晶屏拆2.2液晶屏拆2.3攝像2.3攝像頭板拆2個(gè)螺釘GB818-M1.7x3.5（鍍白鎳2.3攝像頭板拆凈重(帶底座)凈重(不帶底座)毛重(帶底座)毛重(不帶底座)凈重(帶底座)凈重(不帶底座)毛重(帶底座)毛重(不帶底座)凈尺寸(帶底座)裝)mm凈重毛重包裝尺寸 普柜 高柜無備注:1電電檢將連連調(diào)流進(jìn)狀態(tài)遙開鍵開進(jìn)標(biāo)狀遙節(jié)節(jié)鍵檢節(jié)圖應(yīng)豎數(shù)碼不圖漏漏請(qǐng)索索測(cè)試遙調(diào)量對(duì)度亮度度銳度時(shí)識(shí)別圖檢識(shí)別檢檢頻顯單應(yīng)應(yīng)頻圖應(yīng)時(shí)還檢測(cè)絕緣 檢測(cè)試連開進(jìn)行測(cè)試壓 測(cè)試壓漏流≤流線≥絕緣規(guī)測(cè)試測(cè)試壓測(cè)試時(shí) ≥檢過老進(jìn)穩(wěn)狀態(tài)進(jìn)行調(diào)試開開關(guān)亮過老進(jìn)穩(wěn)狀態(tài)進(jìn)行調(diào)試協(xié)檢圖圖行場(chǎng)顯率漏現(xiàn)行場(chǎng)內(nèi)揚(yáng)覺顯轉(zhuǎn) 狀 轉(zhuǎn)分別階檢階階開狀態(tài)對(duì)進(jìn)行開關(guān)圖PC狀態(tài)檢沒烙 圖顯帶狀不顯亮現(xiàn)顯現(xiàn)計(jì)檢查1024X768/60HZ顯檢靜音，信號(hào)源，回看，靜瀏覽檢畢將圖為標(biāo)語語遙CVD_ITSI681U19,U26,U7,U32DC-DC類器件。 專專稱規(guī)組T420HW085656CVD_IT5454遙54遙HTR-90機(jī)器軟件升級(jí)調(diào)試工下用工下用前入來設(shè)的，0DMDM入工入工在非Android的輸入源下就可以進(jìn)入工廠模式 20.3工廠模白升升本按▲/▼鍵選擇MISC，按確認(rèn)鍵或者右鍵進(jìn)入子菜單。選中USB或者SDcardUpdate按右鍵或者確認(rèn)鍵就可以,請(qǐng)參考圖二Step1:準(zhǔn)備文件格式化U盤或者SD卡（注意：要使用USB2.0的U盤拷貝文件到U盤或SD卡的 （注意：不要解壓出來文件名Step2:燒把U盤或者SD卡插入我們機(jī)器后邊的USB插槽或者SD卡在TV或者下按上的 "+"8893"進(jìn)入工廠模按的方向鍵中的""選中MIC(4個(gè)選項(xiàng)），然后按“確認(rèn)”（請(qǐng)參考圖二）如果你用的是UUSBupdate"SDcardupdate（請(qǐng)參考圖三Step3（圖三))Update或者SDcardUpdate按右鍵或者確認(rèn)鍵就可以,請(qǐng)參考圖四(圖四ColorTemp是用來選擇當(dāng)前色Standard(標(biāo)準(zhǔn))Cool(冷色調(diào))User(用戶模式)Warm(暖色調(diào)GammaTable(伽瑪調(diào)整)就是設(shè)定預(yù)設(shè)的三種參參按▲/▼鍵選擇Pctue，（圖五24SINFRMION(顯示軟件版本（圖六對(duì)這個(gè)機(jī)種的版本就是Kernel的版本.附圖的版本是V1.3i.WISTRON 表示公司名稱，６８１是ｃｈｉｐ型20205初始工廠按▲/▼鍵選擇Pctue，MSCMISCllFactoryData作請(qǐng)參考圖七。RecallInitialTuner是執(zhí)行清空當(dāng)前機(jī)器中的頻道資料圖圖0的在MISC子菜單中（圖七）選中CameraTest按右鍵或者確認(rèn)鍵就可以執(zhí)此功能工作正的話會(huì)頭會(huì)工并顯示頭捕到的像在顯示窗口中顯示。這項(xiàng)功能可別頭是否正常工作。00在MISC子菜單中（圖七）選中Buninest（燒機(jī)模式唯一的方法就是按ｋｅｙｄ（按鍵板的開關(guān)鍵）附件 ParentParentPartPartP/S1CASEASSYFORLE42WND2_LEDTV_681_2D12IRRECEIVERBOARD8NS-FIGHI0-W31RFOR1AIRRECEIVERBOARDEBG-SMARTIR11-0002KEYPADMODULE8NS-FIGHK0-W31RFOR1AKEYPADMODULEEBF-SMARTKEY11FOR2LCDTVBDAMPANDUSBCARDF