Haier HL40XP1, Service Manual

Page 1: ... 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 Unauthorized copying and distribution is a violation...

Page 2: ... manual 6 1 4 How to Read this Service Manual 6 1 4 1 Using icons 6 KDSWHU 6SHFL FDWLRn 6SHFL FDWLRQ OLVW 8 2 2 External pictures four faces 9 Chapter 3 Disassemble and Assemble 3 1 Remove the Stand 11 3 2 Remove the Back Cover 11 3 3 Remove the Adhesive Tape 11 3 4 Remove the Terminal Bracket 11 3 5 Remove the Power Supply Module 12 3 6 Remove the Mainboard 12 3 7 Remove the Keypad Board 12 3 8 R...

Page 3: ...tion Diagram 46 Chapter 8 Measurements and Adjustments 8 1 Service Mode 47 8 1 1 How to enter into Service Mode 47 8 1 2 How to exit 47 8 2 Measurements and Adjustments 47 8 2 1 Software Update 47 8 2 2 Auto Color 48 8 2 3 White Balance Color Temp 49 8 2 4 Picture Mode 49 8 2 5 Audio Mode 50 8 2 6 SSPLL Setting 50 8 2 7 Aging Mode 51 Chapter 9 Trouble shooting 9 1 Simple check 54 9 2 Power Supply ...

Page 4: ...ant thing is to list up the potential hazard or risk for the service personnel to open the units and disassemble the units For example we need to describe properly how to avoid the possibility to get electrical shock from the live power supply or charged electrical parts even the power is off This symbol indicates that high voltage is present inside It is dangerous to make any king of contact with...

Page 5: ...nder test IWHU UHPRYLQJ DQ HOHFWULFDO DVVHPEO HTXLSSHG ZLWK 6 GHYLFHV SODFH WKH DVVHPEO RQ D conductive surface such as aluminum foil to prevent electrostatic charge buildup or exposure of the assembly 1 3 4 About lead free solder PbF This product is manufactured using lead free solder as a part of a movement within the consumer products industry at large to be environmentally responsible Lead fre...

Page 6: ...lcohol 90 99 strength CAUTION 7KLV LV D ÀDPPDEOH PL WXUH 8QOHVV VSHFL HG RWKHUZLVH LQ WKLV VHUYLFH PDQXDO OXEULFDWLRQ RI FRQWDFWV LV QRW UHTXLUHG Capacitors may result in an explosion hazard 5 Do not defeat any plug socket B voltage interlocks with which receivers covered by this VHUYLFH PDQXDO PLJKW EH HTXLSSHG 6 Do not apply AC power to this instrument and or any of its electrical assemblies unl...

Page 7: ...Minimize bodily motions when handling unpackaged replacement ES devices Otherwise harmless motion such as the brushing together of your clothes fabric or the lifting of your foot IURP D FDUSHWHG ÀRRU FDQ JHQHUDWH VWDWLF HOHFWULFLW VXI FLHQW WR GDPDJH DQ 6 GHYLFH 1 3 7 Ordering Spare Parts Please include the following informations when you order parts Particularly the Version letter 1 Model number ...

Page 8: ...SXODWLRQ PD GDPDJH HTXLSPHQW ORRVH GDWD JHW DQ XQH SHFWHG UHVXOW RU KDV WR restart part of a procedure Warning A warning is used when there is danger of personal injury Reference A reference guides the reader to other places in this binder or in this manual where KH VKH ZLOO QG DGGLWLRQDO LQIRUPDWLRQ RQ D VSHFL F WRSLF ...

Page 9: ...nnels 181 OSD Language English French Spanish Color System NTSC Audio System M BG I L L Audio Output Power Built in W 10W 2 Audio Output Power outer W No Total Power Input W 210W Voltage Range V AC100V 240V 3RZHU UHTXHQF 50 60Hz Time of Sleep Timer MINS 240Min Net Weight KG 21 5 Gross Weight KG 26 Net Dimension MM 972x290x696 Packaged Dimension MM 1058x330x780 KDSWHU 6SHFL FDWLRQ 6SHFL FDWLRQ OLVW...

Page 10: ...Service Manual Model No HL40XP1 9 2 2 External pictures four faces Front Side Left Side ...

Page 11: ...Service Manual Model No HL40XP1 10 Right Side Back Side ...

Page 12: ...with the circles in the picture above 3 Remove the stand 3 2 Remove the Back Cover 1 Remove the ten screws indicated See picture right 2 Then remove the back cover from the unit 3 3 Remove the Adhesive Tape The location of the adhesive tape is shown below Remove the adhesive tape Remove the four screws indicated by the red circles in the picture See next page Service Manual Model No HL40XP1 11 ...

Page 13: ...elow picture Then remove the power supply module 3 6 Remove the Mainboard Remove the eight screws indicated by the rred circles in below picture 3 7 Remove the Keypad Board Disconnected the coupler CN1 CN2 CN3 CN4 CN5 CN7 J25 Remove the Mainboard 3 8 Remove the Speaker 3 9 Remove the Remote Control Service Manual Model No HL40XP1 12 ...

Page 14: ...Chapter 4 Location of Controls and Components 4 1 No Parts number Description A Board Main Board B Board Power Board 4 2 Main Board AV Board Service Manual Model No HL40XP1 13 ...

Page 15: ... 2 Backlight on off The system can turn on or turn off the backlight of TFT LCD Panel through the power supply unit path CNA2 Pin 1 System power on standby System board will use this pin to control system power CNE5 Pin 1 Control the luminance of backlight The system can generate the PWN signal to control the strength of TFT LCD Panel s backlight through this connector CNE2 CNE3 Pin number Signal ...

Page 16: ...r CNA3 Pin number Signal name 1 24V 2 24V 3 GND 4 GND Speaker Connector CNC2 Pin number Signal name 1 L 2 L 3 R 4 R Other connectors CNB2 to Upgrade the program of ZORAN785 U1 AND FLASH U7 Service Manual Model No HL40XP1 15 ...

Page 17: ... for Mainboard Panel RQQHFWRU GH QLWLRQ INPUT CONNECTOR CN2 CN2 Signal name 1 24V 2 24V 3 SGND1 4 SGND1 5 5VSB 6 SGND1 4 4 LCD Panel CN6 Signal name 7 ON OFF 8 NC 9 I PWM 10 BL ON OFF 11 E PWM CN4 Signal name 1 24V 2 24V 3 GND 4 GND Service Manual Model No HL40XP1 16 ...

Page 18: ...4 4 1 Function Description Display the signal Service Manual Model No HL40XP1 17 ...

Page 19: ...Service Manual Model No HL40XP1 18 ...

Page 20: ...Chapter 5 Installation Instructions 5 1 External Equipment Connections Service Manual Model No HL40XP1 19 ...

Page 21: ...O output from VCR to the S VIDEO input the picture quality is improved compared to connecting a regular VCR to the Video input Insert a video tape into the VCR and press B PLAY on the VCR Refer to the VCR owner s manual Select the input source with using the C INPUT button on the remote control and then press button to select the source press ENTER button to confirm External A V Source Setup How t...

Page 22: ...Cr PR Connecting a DTV digital TV This TV can receive Digital Over the air Cable signals without an external digital set top box However if you do receive Digital signals from a digital set top box or other digital external device refer to the figure as shown below This TV supports HDCP High bandwidth Digital Contents Protection protocol for Digital Contents 480p 720p 1080i How to connect Use the ...

Page 23: ...onnect only one of either VGA IN or HDMI IN to display the VGA on the TV If the graphic card on the computer does output q analog and digital RGB simultaneously set the TV to either VGA or HDMI the other mode is set to Plug and Play automatically by the TV Then make the corresponding audio connection C If using a sound card adjust the VGA sound as required How to use Turn on the computer and the T...

Page 24: ...et Top Box supports DVI How To Connect Connect the source device to HDMI port of this TV A with a HDMI to DVI cable not supplied with this product A separated audio connection is necessary B If the source device has an analog audio output C 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 f...

Page 25: ...It is the user s responsibility to have an electrician replace the obsolete outlet If you cause a static discharge when touching the R 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 normal operation Polarized AC Cord Plug AC Outlet Wider Hole and Blade Remove 4 s M4 screws securing the stand to the TV then remove the stan...

Page 26: ...4 CH Press to scan through channels To scan quickly through channels press and hold down either In the MENU screen these buttons serve as up down buttons 5 POWER Press to turn on and off theTV 6 HDMI IN Connect a HDMI device to receive digital audio and uncompressed digital video signals 7 Headphone jack Headphone audio output terminal 8 AV2 VIDEO IN Connect the composite video cable from an exter...

Page 27: ...omponent Video In Connect a component video device to these jacks 7 AUDIO In Connect the audio L R cables from the video signal source to these jacks 8 S VIDEO In Connect the S Video cable from an external signal source to this jacks 9 COMPONENT AUDIO In Connect the audio L R cables from the component video signal source to these jacks 0 AUDIO In Connect the audio L R cables from the S Video signa...

Page 28: ...reen menus and adjust the system settings to your preference 8 EXIT Clears all on screen displays and returns toTV viewing from any menu 9 No available 0 DISPLAY PresstodisplaytheTVstatusinformationonthetopoftheTVscreen A GUIDE Displaytheguidewhenyouarewatchinganalogordigital channels B AUDIO Press to cycle through different sound settings C SLEEP button Press to display the sleep timer option D M...

Page 29: ...DIO OUT AUDIO AMP TAS5708 SPEAKER U48 NCP1579 U32 NTMD4840 U30 AP1117E33 U31 AP1117E18 U25 AP1117E33 U28 AZ1084 ADJ Power Board To driver the backlight 5VSB 12V 24V To AMP 220V 12V 5V 5VSB 3 3VSB 3 3VSB 1 8VSB 5V 3 3V 5V 1 8V 24V U22 AP1534 5V 1 8V H5PS5162FFR 25C H5PS5162FFR 25C DVT 8ADC1 GW41F2 EN25B32 T1 U2 U3 U7 U17 U1 Service Manual Model No HL40XP1 28 ...

Page 30: ...A11 P7 A12 R2 UDM B3 LDM F3 UDQS A8 UDQS B7 LDQS E8 LDQS F7 RAS K7 CAS L7 CS L8 BA0 L2 BA1 L3 WE K3 CKE K2 CK J8 CK K8 BA2 L1 VREF J2 ODT K9 A13 R8 C5 0 1uF C5 0 1uF C394 0 1uF C394 0 1uF C388 0 1uF C388 0 1uF C405 0 1uF C405 0 1uF R32 100 R32 100 C400 0 1uF C400 0 1uF C722 10UFC722 10UF C6 0 1uF C6 0 1uF C406 0 1uF C406 0 1uF C389 0 1uF C389 0 1uF C407 0 1uF C407 0 1uF DDR II U3A K4T51163QC 2CE7_...

Page 31: ...JTAG EJTAG UART I2C SPI USB1 1 CLK 25M USB2 0 CLK 24M U1C ZR39775 TRST E16 TDI_T E14 TDO_T E18 TMS E15 TCK E17 TAPSEL E13 IRR R22 UART0_TX L22 UART0_RX M22 UART1_TX P22 UART1_RX N22 I2C0_C AC16 I2C0_D AC17 I2C1_C AC18 I2C1_D AC19 TV_I2C_C AC20 TV_I2C_D AC21 I2C_MORPH__ENA AC22 SPI_DI AC25 SPI_DO AB24 SPI_CLK AB25 SPI_SEL0 AC24 SPI_SEL1 AC26 SPI_HOLD AB26 RESET_N W26 CLKIN_25M N1 CLKOUT_25M N2 TAPS...

Page 32: ...02_0 15PF D79 ESD 0402_0 15PF D79 ESD 0402_0 15PF D101 ESD 0402_0 15PF D101 ESD 0402_0 15PF D90 ESD 0402_0 15PF D90 ESD 0402_0 15PF R561 10K R561 10K HDMI2 I F GPIO_P18 GPIO_P19 GPIO_P20 U1D ZR39775 HDMI2 I F GPIO_P18 GPIO_P19 GPIO_P20 U1D ZR39775 HDMI2_D2P D1 HDMI2_D2N D2 HDMI2_D1P C1 HDMI2_D1N C2 HDMI2_D0P B1 HDMI2_D0N B2 HDMI2_CLKP A1 HDMI2_CLKN A2 HDMI2_SCL B3 HDMI2_SDA A3 HDMI2_5VSENSE E6 HDM...

Page 33: ...6 3 5 1 2 C445 0 1uF C445 0 1uF L55 33uH 300mA L6 3 5 L55 33uH 300mA L6 3 5 1 2 R59 100 R59 100 R747 100 R747 100 R742 100_DNS R742 100_DNS C436 0 1uF C436 0 1uF C443 0 1uF C443 0 1uF C657 470uF 16V C657 470uF 16V R743 100_DNS R743 100_DNS C656 10uF C656 10uF C625 0 1uF C625 0 1uF R63 4 7K R63 4 7K C32 27pF_DNS C32 27pF_DNS C437 0 1uF C437 0 1uF C28 0 01uF C28 0 01uF C626 100uF C626 100uF C42 0 1u...

Page 34: ...SVIDEO1C V4 CVBS1 AB3 SVIDEO2Y U5 SVIDEO2C V5 CVBS2 AB4 CVBS3 AA4 RSET L4 REFNODE_GND_CVBS W3 REFNODE_GND_R L5 REFNODE_GND_G K5 REFNODE_GND_B M5 REFNODE_GND_Ch N5 VGA_SCL_GPIO_P28 AB11 VGA_SDA_GPIO_P29 AE9 R125 75R_DNS R125 75R_DNS R119 75R R119 75R D140 ESD 0603 D140 ESD 0603 TP26 TP26 R163 0 R163 0 C523 0 22uF C523 0 22uF R713 100 R713 100 R572 0 R572 0 TP29 TP29 C127 0 C127 0 FB7 150_Ohm_600mA_...

Page 35: ... L14 1 8uH L14 1 8uH C71 0 22uF C71 0 22uF TP34 TP34 C95 220pF C95 220pF R103 75 R103 75 D165 ESD 0603 D165 ESD 0603 TP33 TP33 TP19 TP19 C91 220pF C91 220pF TP18 TP18 L C CON10 DIN4 L C CON10 DIN4 4 3 2 1 5 6 7 8 C92 220pF C92 220pF C93 220pF C93 220pF C82 220pF C82 220pF L17 1 8uH L17 1 8uH D167 ESD 0603 D167 ESD 0603 R95 75 R95 75 C94 18pF C94 18pF C96 18pF C96 18pF C78 47pF_NS C78 47pF_NS D150 ...

Page 36: ...0 22K R245 10k_DNS R245 10k_DNS D156 ESD 0603 D156 ESD 0603 TP37 TP37 C75 1uF C75 1uF TP58 TP58 D153 ESD 0603 D153 ESD 0603 R260 22K R260 22K R255 22K_DNS R255 22K_DNS Q18 MMBT3904_DNS Q18 MMBT3904_DNS C69 1uF_DNS C69 1uF_DNS R244 22k_DNS R244 22k_DNS TP38 TP38 R252 22K R252 22K C76 1uF C76 1uF R261 22K R261 22K CNC4 DVD AUDIO IN_DNS CNC4 DVD AUDIO IN_DNS 1 2 3 R253 22K R253 22K R297 22K R297 22K ...

Page 37: ...Sheet of APOLLO Audio OUT 10 Zoran HD775 Ref Platform 9 19 Monday April 27 2009 Close to ZR39775 ZORAN Confidential 0801 PCBЁᵕᗻ䳔㽕䇗ᭈ C524 10uF 16V C524 10uF 16V C126 4 7uF 16V C126 4 7uF 16V C487 10uF 16V C487 10uF 16V C163 4 7uF 16V C163 4 7uF 16V C311 0 1uF C311 0 1uF C377 0 1uF C377 0 1uF Audio OUT U1I ZR39775 Audio OUT U1I ZR39775 ACLK0 AD10 BCLK0 AD9 LRCLK0 AD12 ADATAOUT_0 AC10 ADATAOUT_1 AD14...

Page 38: ...ND 53 PGND 54 PGND 55 PGND 56 PGND 57 PGND 58 PGND 59 PGND 60 PGND 61 PGND 62 PGND 63 PGND 64 PGND 65 CON49 HEADPHONE_OUT CON49 HEADPHONE_OUT 5 1 4 2 3 6 7 8 R208 0R R208 0R R578 10K R578 10K C200 0 22uF 25V C200 0 22uF 25V C561 0 1uF 50V C561 0 1uF 50V R584 10K R584 10K Q73 MMBT3904 Q73 MMBT3904 1 2 3 R774 10K R774 10K CON34 RCA_LR CON34 RCA_LR R 2 GND 1 L 5 GND 3 SW 4 NC 6 NC 7 D179 ESD 0603 D17...

Page 39: ... F U1J ZR39775 PWM1 AB23 LVDS_CE_P AF24 LVDS_CE_N AE24 LVDS_CO_P AE19 LVDS_CO_N AF19 LVDS_D0E_P AD23 LVDS_D0E_N AD24 LVDS_D1E_P AE23 LVDS_D1E_N AF23 LVDS_D2E_P AF22 LVDS_D2E_N AE22 LVDS_D3E_P AD21 LVDS_D3E_N AD22 LVDS_D4E_P AE21 LVDS_D4E_N AF21 LVDS_D5E_P AF20 LVDS_D5E_N AE20 LVDS_D0O_P AF18 LVDS_D0O_N AE18 LVDS_D1O_P AD17 LVDS_D1O_N AD18 LVDS_D2O_P AE17 LVDS_D2O_N AF17 LVDS_D3O_P AF16 LVDS_D3O_N ...

Page 40: ...EPROM BOOT R355 SPI BOOT TVMicro Bootstrap Configuration V Con R355 10K R355 10K R420 33 R420 33 R635 0 R635 0 Guest Bus U1H ZR39775 Guest Bus U1H ZR39775 OE2 GADR0_ALE W22 STV1 GDAT0 Y22 OE1 GDAT1 Y23 CPV GDAT2 Y24 STH2 GDAT3 Y25 STH1 GDAT4 Y26 TP GDAT5 W25 CPV2GDAT6 W24 RVS GDAT7 W23 GOE_N V23 GWE_N V22 STV2 GCS_N0 V24 GPO GADR1_CLE U22 R211 4 7K R211 4 7K GPIO BOOT_STRAP0 BOOT_STRAP1 BOOT_STRAP...

Page 41: ...ID0 E1 VID1 E2 VID2 E3 VID3 E4 VID4 E5 VID5 F1 VID6 F2 VID7 F3 Vsync_in F4 Hsync_in F5 VLCKx2 G3 TEST_G11 G4 TEST_G12 H3 R657 1K R657 1K R668 4 7K R668 4 7K U21 AP1701 U21 AP1701 GND 1 RESET 2 VCC 3 R641 100 R641 100 R647 1K R647 1K Q33 MMBT3906 Q33 MMBT3906 1 2 3 CNE2 EJTAG6 6pin 2 0mm CNE2 EJTAG6 6pin 2 0mm 1 1 2 2 3 3 4 4 5 5 C581 0 1uF C581 0 1uF R642 100 R642 100 R316 100 R316 100 R650 1K R65...

Page 42: ...5 USB_VDD1 AC11 USB_VDD33 AC13 PLL_VDD33 V26 CORE_VDD18_STBY1 P6 CORE_VDD18_STBY2 R6 LDI_VDD33_0 AC15 LDI_VDD33_1 AB15 CORE_VDD18_STBY3 T6 CORE_VDD55 AA7 CORE_VDD0 F11 CORE_VDD1 F12 CORE_VDD2 F13 CORE_VDD3 F14 CORE_VDD4 F15 HDMI_VDD3P3_0 E7 HDMI_VDD3P3_1 E8 HDMI_VDD3P3_2 F7 HDMI_VDD3P3_3 F8 HDMI_VDD1V_0 E9 HDMI_VDD1V_1 E10 HDMI_VDD1V_2 F9 HDMI_VDD1V_3 F10 CORE_VDD5 G12 CORE_VDD6 G13 CORE_VDD7 G14 ...

Page 43: ...00pF C38 0 01uF C38 0 01uF L42 LI0603G121R L42 LI0603G121R C37 4 7uF 16V C37 4 7uF 16V C428 0 1uF C428 0 1uF C515 0 1uF C515 0 1uF C481 1 0uF C481 1 0uF L31 LI0603G121R L31 LI0603G121R 3 3V U1Q ZR39775 3 3V U1Q ZR39775 AVDD18_HPLL L3 AVDD3_HPLL M4 AVDD3_SYNC N3 AVDD3_SYNC1 R3 AVDD3_AFE N4 AVDD18_R P2 AVDD18_G P1 AVDD18_B R1 LVDSVCTX_VDD33_0 G5 LVDSVCTX_VDD33_1 G6 LVDSVCTX_REXT G1 LVDSVCRX_REXT G2 ...

Page 44: ...577 0 1uF C577 0 1uF 1 2 C215 1 0uF C215 1 0uF C222 1 0uF C222 1 0uF C214 1 0uF C214 1 0uF C216 1 0uF C216 1 0uF R665 2 49K_1 R665 2 49K_1 Ground U1N ZR39775 Ground U1N ZR39775 GND51 P11 GND50 P10 GND49 P9 GND48 N18 GND47 N17 GND46 N16 GND45 N15 GND44 N14 GND43 N13 GND42 N12 GND41 N11 GND40 N10 GND39 N9 GND38 M18 GND37 M17 GND36 M16 GND35 M15 GND34 M14 GND33 M13 GND32 M12 GND31 M11 GND30 M10 GND29...

Page 45: ...3 C648 100uF 16V C648 100uF 16V C665 1000uF 16V C665 1000uF 16V P8 P8 C597 0 1uF C597 0 1uF R671 330_DNS R671 330_DNS U32 NTMD4840 U32 NTMD4840 3 2 1 4 6 5 8 7 C608 470uF 16V C608 470uF 16V C643 0 1uF_DNS C643 0 1uF_DNS P2 P2 P9 P9 R737 10K R737 10K C721 0 1uF C721 0 1uF 1 2 U48 NCP1579 U48 U48 NCP1579 U48 BST 1 TG 2 GND 3 BG 4 VCC 5 COMP 7 FB 6 PHASE 8 U28 AZ1084 ADJ U28 AZ1084 ADJ OUT 2 IN 3 GND...

Page 46: ...7 AO3401 Q37 AO3401 3 1 2 R768 100_DNS R768 100_DNS R683 4 7K R683 4 7K TP80 TP80 R684 10K R684 10K Q58 MMBT3904_DNS Q58 MMBT3904_DNS 1 2 3 C674 100uF 16V_DNS C674 100uF 16V_DNS C614 100uF 16V C614 100uF 16V R354 4 7K R354 4 7K Q47 MMBT3904_DNS Q47 MMBT3904_DNS 1 2 3 CNA2 TJC3 7A 7pin 2 5mm CNA2 TJC3 7A 7pin 2 5mm 1 2 3 4 5 6 7 C613 0 1uF C613 0 1uF R705 4 7K R705 4 7K R770 2K_DNS R770 2K_DNS TP78...

Page 47: ...U V L R Y U V L R 9 WIRRING CONNECTION DIAGRAM L R AUDIO OUT USB Backlight wire Brand Customer Country CANADA HAC Haier Job Order No Serial No Factory Model L40K1 DC0XU0E0700 AT08SR0804US12 Service Model HL40XP1a Customer Model Service Manual Model No HL40XP1 46 ...

Page 48: ...ode menu Step 1 Press Menu Step 2 Input 8893 Step 3 Press OK System will be into the factory mode menu when 3 steps above are done 8 1 2 How to exit If you want to exit this factory menu please press the button Exit on the remote 8 2 Measurements and Adjustments 8 2 1 Software Update Service Manual Model No HL40XP1 47 ...

Page 49: ...8 2 2 Auto Color Service Manual Model No HL40XP1 48 ...

Page 50: ...8 2 3 Whinte Balance Color Temp 8 2 4 Picture Mode Service Manual Model No HL40XP1 49 ...

Page 51: ...8 2 5 Audio Mode 8 2 6 SSPLL Setting Tuner Diagnostic Project debugging setting used to inspect the audio function Service Manual Model No HL40XP1 50 ...

Page 52: ...8 2 7 Aging Mode 8 2 8 Power On Mode Service Manual Model No HL40XP1 51 ...

Page 53: ...8 2 9 Camma Table 8 2 10 Reste to default Service Manual Model No HL40XP1 52 ...

Page 54: ...8 2 11 Reset all setting to default Service Manual Model No HL40XP1 53 ...

Page 55: ...rify 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 same problem exists in other channels check out of picture and sound system Refer to relative instructions in the Manual for color adjust Spots with some or all pictures Verify if the antennal is correctly connected Verify if the anten...

Page 56: ...9 2 Power Supply Board Failure Check Service Manual Model No HL40XP1 55 ...

Page 57: ...ut 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 Pass Fail Fail Fail Fail Pass Pass Pass Pass Service Manual Model No HL40XP1 56 ...

Page 58: ... 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 Horizontal line light or dark forever Service Manual Model No HL40XP1 57 ...

Page 59: ...er Bladder between Polarizer and top glass Polarizer Scratch Polarizer Scratch Tine or rigidity arose F inside 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 Bright and dark display alternately Service Manual Model No HL40XP1 58 ...

Page 60: ...ent 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 IC short or jointion bad 3 Pannel and vsc connect bad Service Manual Model No HL40XP1 59 ...

Page 61: ...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 inB L white balck Rotundity or wirel...

Page 62: ...lcal 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 HL40XP1 61 ...

Page 63: ...Sincere Forever Printed in China ...