Haier 48D3500 Service Manual Download Page 17 | Manualshive

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4-6 Remove the remote control

take out the remote control board

Service Manual

Model No.:

- 16 -

4-7 Remove the Power Supply

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Summary of Contents for 48D3500

Page 1: ...ngs or cautions to advise non technical individuals 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 WARNING 48D3500 Model No ...

Page 2: ...d Assemble 4 1 Remove the Pedestal 6 8 8 8 8 11 14 14 4 2 Remove the Back Cover 14 4 3 Remove the Adhesive Tape 14 4 4 Remove the Main Board 15 4 5 Remove the Speaker 15 4 6 Remove the Remote Control Board 16 5 Installation Instructions 17 5 1 External Equipment Connections 17 5 2 HDMI Connections 21 6 Operation Instructions 24 6 1 Front Panel Controls 6 2 Back Panel Controls 6 3 Universal Remote ...

Page 3: ...le shooting 38 9 1 Simple Check 38 9 2 Main Board Failure Check 9 3 Panel Failure 39 46 8 1 How to enter into the factory model 8 2 How to update software 35 36 8 Measurements and Adjustments 32 8 3 How to enter into the Hotel Model 37 ...

Page 4: ...instructions in the literture accompanying the appliance 1 3 2 Be careful to the electrical shock 7R SUHYHQW GDPDJH ZKLFK PLJKW UHVXOW LQ HOHFWULF VKRFN RU UH GR QRW H SRVH WKLV 79 VHW to rain or excessive moisture This TV must not be exposed to dripping or splashing water DQG REMHFWV OOHG ZLWK OLTXLG VXFK DV YDVHV PXVW QRW EH SODFHG RQ WRS RI RU DERYH WKH 79 1 3 3 Electro static discharge ESD Som...

Page 5: ... UHFHLYHU RQO WKH WHVW WXUHV VSHFL HG LQ WKLV VHUYLFH PDQXDO CAUTION R QRW FRQQHFW WKH WHVW WXUH JURXQG VWUDS WR DQ KHDW VLQN LQ WKLV UHFeiver 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 compar...

Page 6: ... static 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 So...

Page 7: ...ibed 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 persona...

Page 8: ...lay 16 7M No of Preset Channels OSD Language English Color System NTSC Audio System DK BG I M L L Audio Output Power Built in W 10W 2 Audio Output Power outer W No Total Power Input W 72W Voltage Range V Power Frequency Hz 50 60Hz Net Weight KG 12 8 Gross Weight KG 15 8 Net Dimension MM 1073 78 645mm Packaged Dimension MM 1073 280 703mm AC 100 240V Cable 1 135 Air 2 69 ATV DTV ...

Page 9: ... 08 Service Manual Model No 3 Location of Controls and Components 3 1 Board Location No Description 3 2 Main Board A Board A Board Mainboard B Board Power Supply B Board ...

Page 10: ...R ON OFF 6 5VSTB 7 5V 8 5V 9 GND 10 GND 11 GND 12 12V 13 12V Notes J16 Pin 3 Backlight on off The system can turn on or turn off the backlight of TFT LCD Panel through the power supply unit path J16 Pin 6 System power on standby System board will use this pin to control system power J16 Pin 2 Control the luminance of backlight The system can generate the PWN signal to control the strength of TFT L...

Page 11: ...peaker connector J17 Pin number Signal name Description 1 RSPK RSPK 2 RSPK RSPK 3 LSPK LSPK 4 LSPK LSPK 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 7 KEY1 KEY0 10 GND 8 9 NC STANDBY ...

Page 12: ...3 1 Function Description Supply power for Main board Panel RQQHFWRUGH QLWLRQ Service Manual Model No 11 CON4 Pin number Signal name 1 GND 2 GND 3 4 5V 5 POWER ON OFF 6 5VSTB 7 5V 8 5V 9 GND 10 GND 11 GND 12 12V 13 12V NC ...

Page 13: ...3 4 LED Panel 12 Service Manual Model No LSC480HN02 G ...

Page 14: ...36 Rx2CLK LVDS Clock 12 Rx1 A N Odd LVDS Signal 37 GND Ground 13 Rx1 A P Odd LVDS Signal 38 Rx2 D N Even LVDS Signal 14 Rx1 B N Odd LVDS Signal 39 Rx2 D P Even LVDS Signal 15 Rx1 B P Odd LVDS Signal 40 Rx2 E N Note 2 Even LVDS Signal 16 Rx1 C N Odd LVDS Signal 41 Rx2 E P Note 2 Even LVDS Signal 17 Rx1 C P Odd LVDS Signal 42 NC NOTE1 18 GND Ground 43 NC NOTE1 19 Rx1CLK LVDS Clock 44 GND Ground 20 R...

Page 15: ...UHDU FRYHU faces upward 5HPRYH WKH WKUHH VFUHZ IURP WKH UHDU FRYHU LQGLFDWHG ZLWK ż 7KHQ UHPRYH WKH SHGHVWDO 4 2Remove the Back Cover 5HPRYH WKH WKHVH VFUHZ LQGLFDWHG RQ JXUH DERYH E ż 7KHQ UHPRYH WKH EDFN FRYHU IURP WKH unit Service Manual Model No 14 4 1 Remove the Pedestal 4 3 Remove the adhesive tape ...

Page 16: ...4 4 Remove the Main board 5HPRYH WKH 0DLQ ERDUG Service Manual Model No 15 J1 J2 J16 J17 LVFRQQHFWHG WKH FRXSOHU 4 5 Remove the speaker Take out the speaker ...

Page 17: ...4 6 Remove the remote control take out the remote controlboard Service Manual Model No 16 4 7 Remove the Power Supply ...

Page 18: ...l cable not included to the ANT IN jack on the back of your TV DVD combo then connect the other 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 DPSOL HU If you need to split the antenna signal to connect two TVs install a two way splitter Service Manual Model No 17 ...

Page 19: ...impendance 75 unbalanced STEPS PC Be sure both the TV and computer are powered off 1 Connect a VGA and audio cable 2 Connect the power cord 3 Turn on the TV switch to PC mode 4 Turn on the PC COAXIAL VGA PC AUDIO HDMI3 HEADPHONE Y Pb Pr USB COMPONENT MHL HDMI2 18 ...

Page 20: ...PC INSTALLATION PRESET MODE 1 2 3 4 5 6 640 480 800 600 1024 768 1280 1024 60 60 60 60 31 47 37 88 48 36 63 98 RESOLUTION V Freq Hz H Freq KHz 1366 768 1920 1080 60 60 47 71 67 50 19 ...

Page 21: ...DMI2 port is MHL enabled You can connect MHL devices such as the compatible mobile phones and tablets NOTE a USB to HDMI cable is required to connect a mobile phone or tablet to the TV Please check the documentation of your device The television s inputs can be connected to the following types of equipment VCR multi disc player DVD camcorder video game or stereo system etc YPbPr can support these ...

Page 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...

Page 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 ...

Page 24: ... Use the attached power cord only Ŷ I WKH SRODUL HG FRUG GRHV QRW W LQWR D QRQ SRODUL HG RXWOHW GR QRW DWWHPSW WR OH RU FXW WKH EODGH W LV WKH XVHUCV UHVSRQVLELOLW WR KDYH DQ electrician replace the obsolete outlet Ŷ I RX FDXVH D VWDWLF GLVFKDUJH ZKHQ WRXFKLQJ WKH XQLW DQG WKH XQLW IDLOV WR IXQFWLRQ simply unplug the unit from the AC outlet and plug it back in The unit should return to normal oper...

Page 25: ... ON from STANDBY mode Press it again to turn the set back to STANDBY 30 30 1 4 2 3 SIDE Connections All the terminals are from left to right MHL HDMI2 VGA PC AUDIO HDMI3 HEADPHONE INPUT USB Note When HDMI has an input signal coming from a DVI source then the audio input signal must be connected to the PC audio input COAXIAL audio output COMPONENT YPbPr COAXIAL VGA PC AUDIO HDMI3 HEADPHONE Y Pb Pr ...

Page 26: ...e channel list in TV mode 13 Show the input source menu 14 Switch to 15 Press to go to the last viewed channel 16 Switches the TV sound on or off 17 Press to open the on screen menu 18 Exit 19 Press to change the aspect ratio 20 Press to cycle through the available picture modes 21 Press to confirm selections in an on screen menu or to open a submenu 22 Open the favorite channel list in TV mode pr...

Page 27: ...IAN ROAD FUTIAN DISTRICT SHENZHEN Custom 2 12 Monday January 07 2013 VGA AUDIO LINEIN_L0 R0 EUA2113 UD3 3 3V_TUNER AL0O AR0O L R 1 8VA DC DC 3 3VA 5 6 7 MSD3393 128PIN DSP AC100V 240V SPIDF OUTPUT COAXIAL POWER BOARD TDA18273 ONBOARD RF IN FRONT PANEL SY8008B 12V SPI FLASH SY8008B 1 15V DC DC VGA RGB USB PORT HDMI 3 IR KEY0 KEY1 IF ATSC TUNER 3 3V_TUNER BLOCK DIAGRAM DVD_CVBS CN202 AV 32Mbit DC DC...

Page 28: ...uF CD101 10uF RD39 10K RD39 10K RD157 100R RD157 100R RD143 47K RD143 47K QD4 3904 QD4 3904 3 2 1 R159 1K R159 1K C46 0 1uF C46 0 1uF RD140 100K RD140 100K QD7 3904 QD7 3904 3 1 2 CD96 10uF CD96 10uF RD37 2 2K RD37 2 2K CD93 10uF CD93 10uF LD23 4 7uH_2A LD23 4 7uH_2A C139 1uF C139 1uF R215 100K R215 100K RD67 0R RD67 0R R224 4 7K R224 4 7K R164 33R R164 33R CD87 10uF CD87 10uF Q4 3904 Q4 3904 1 2 ...

Page 29: ...1_NO_EJ 4 h00 HDMI Interface Close to Mstar IC PC YPBPR Interface CVBS IN OUT AUDIO IN DIF IN Close to Mstar IC USB SPDIF_OUT ISP AND VGA EDID DEBUG MUST pull high to 5VSTB 3 3V audio DDR2 1 8V 3 3V VDDC 1 2V Audio Line Out ARC_DETEAMP MUTE FG56HI JAMP MUTE56K LMPMNO 56 JPin57P MHL_VBUS EN KQ DVD_ON OFF RSTU7130MS KEY PAD R 2 3 9 N C 4 7K R239 NC 4 7K C276 2 2uF C276 2 2uF R131 33R R131 33R RD42 1...

Page 30: ...ND 4 IN2 5 OUT2 7 RD82 75R RD82 75R CD29 1uF CD29 1uF RD18 0R RD18 0R J7 YPBPR J7 YPBPR 2 2 1 1 4 4 3 3 6 6 7 7 5 5 8 8 CD63 1000pF CD63 1000pF J9 HDMI J9 HDMI DATA2 1 DATA2 SHIELD 2 DATA2 3 DATA1 4 DATA1 SHIELD 5 DAT1A 6 DATA0 7 DATA0 SHIELD 8 DATA0 9 CLK 10 CLK SHIELD 11 CLK 12 CEC 13 NC 14 SCL 15 SDA 16 DDC CEC GND 17 5V POWER 18 HOT PLUG 19 GND1 20 GND2 21 GND3 22 GND3 23 RD103 10K RD103 10K R...

Page 31: ...DDIG0 5 AS_XTSel 6 GNDDIG1 7 Test1 8 Test2 9 GNDDIG2 10 SCL 11 Test1 13 Xtal 14 SDA 12 Xtalnot 15 VCCSYN 16 CapRFAGC 40 RFAGC_Sense 39 UHFH 38 UHFSupply 37 UHFL 36 VCCRF Filter 35 VHFH 34 VHFSens 33 test11 41 CD149 0 1uF CD149 0 1uF UD12 NC ST18WM 4A E CD MXL601 UD12 NC ST18WM 4A E CD MXL601 ANT 1 SCL 3 SDA 4 GPIO1 6 IF_N 7 IF_P 8 GND 5 GND 10 GND 13 3 3V 2 IF_AGC 9 GND 11 GND 12 R167 NC R167 NC C...

Page 32: ...Service Manual Model No 7 2 Wiring Connection Diagram 31 1 2 4 3 NO N ame 1 2 3 4 Connection Wire For Remote and Keyboard Connection Wire For Speaker LVDS Wire Connection Wire Power For Mainboard ...

Page 33: ...evel EXEMPT C C8 G PG 14 18 4 LOCK MENU In this menu you can change the password and adjust the vchip settings Enter the password to enter the lock menu The factory default password is 0000 4 1 Change Password 1 old password Input the old password 2 new password Input the new password 3 Confirm password Input the new password again Enter Enter 4 2 System Lock When the System Lock switch is ON the ...

Page 34: ...tic manner 8ans General but inadvisable for young children May be viewed by a wide public audience but could contain scenes disturbing to children under 8 who cannot distinguish between imaginary and real situations Recommended for viewing with paren 13ans Over 13 years Could contain scenes of frequent violent scenes and in tense violence 16ans Over 16 years Could contain frequent violent scenes a...

Page 35: ...nce of each signal source 4 SSC to adjust the spectrum for passing the EMC test 5 special set 1 2hour off for Aging test 2 WDT watch dog 3 white pattern set pure color output for the panel used at the checking and aging test for panel 4 reset 5 set the recorder 6 set power on screen display 6 QMAP adjust adjust color quality 7 PEQ set sound EQ 8 sw information to check the sofeware information 9 U...

Page 36: ...update You should reset TV after update Note When Upgrade on the process please don t Power Off Haier MSD3393 F W upgrade with USB SOP Step 1 Ready for F W Upgrade 1 1 Prepare a USB memory RS WKH VRIWZDUH OH PHUJ ELQ IURP RXU FRPSXWHU WR WKH 86 PHPRU DQG UHPRYH it from computer s USB port Step 2 F W Upgrade 2 1 AC ON 8 2 How to update software ...

Page 37: ...hannel 6 Start Menu Display 7 Input Source Change 8 Save to USB 9 Loaking 10 Volume Default Hotel mode switch Panel key lock Hotel mode can adjust the maximum volume Hotel mode locking TV signal source Hotel mode locking program channels Hotel Mode menu is displayed Hotel mode is to display the Source U disk data will be cloned into the machine TV related equipment will be copied to the system U d...

Page 38: ...Service Manual Model No 9 Trouble shooting 9 1 Simple check 38 ...

Page 39: ... sound Check if there is 12V at Pin35 in CN204 No Replace the Q101 Yes Check if there is aboat 3V at PIN2 PIN3 of CN102 Yes No Replace the main board Change LVDS wire Service Manual Model No No picture but h 9 2 Main board failure check 39 ...

Page 40: ...ut signal No Check the input source Yes Check if there is input at Pin3 ǃ Pin12 of U705 Check if there is signal at L203 and L205 No check the signal input circuit of L203 L205 Yes Change U705 No Check the speakers Service Manual Model No ǃ check the signal input circuit of C738 C739 and EC807 EC812 No Yes Check if there is 12V at Pin15 and Pin28 of U705 Change FB1 Change L707 L708 L709 L710 ǃ ǃ ǃ...

Page 41: ...nge U1 No 41 Check if there is voltage pressure in the CN101 pin7 pin8 5V ˈ pin12 pin13 12V Check if the voltage pressure of CN101 Pin5 is high voltage pressure More than 2 5V Check if the voltage pressure of L101 1 3V L102 1 8V L103 3 3V Yes Change U101 U102 or U105 No ...

Page 42: ... socket Check if there is voltage pressure in pin6 of CN101 5V Replace Remote Yes Replace the Power board Still having problems Change Mainboard Check if L101ஂ1 3V ஃଞ L102ஂ1 8VஃଞL103ஂ 3 3VஃଞD101ஂ2 5Vஃis working No Chang U1 Yes Chang U101 or U102 or U105 or D101 No 42 other can t control Control Board or key board ...

Page 43: ...is correct Poor sound Change sound system No Update the software and make the reboot or change the Mainboard Still having problems For ease of use recommend that customer format the picture and sound settings in the automatic option 43 ...

Page 44: ...r to relative instructions in the Manual for color adjust No No Yes Yes Check out of picture and sound system of this channel Change the channel to the right sound system PAL M N NTSC M No color for some channel program black and white Still having problems Updata the software and make the reboot or change the maiboard 44 k and white ...

Page 45: ...1 No No Yes Yes Replace U1 How to know whether the Power board is broken Still having problems Check if Main board LVDS wire Panel are in good condition No Reconnect the power cord with the outlet to Power board Yes No Check if the break in the power circuit Replace the Power board 45 Check if there is 5V at pin7 pin8 and 12V at Pin12 pin13 in CN101 ...

Page 46: ...ing normally 2 Verify if the Mainboard output the right On Off signal to power board 3 Verify if the Mainboard output the LVDS singalto panel T con board 4 Verify if the software is the right version of this model 5 Change the LVDS wire to check if it s broken 46 3 Other problem Power board not work 1 Verify if the power cord connect well 2 check if the power supply if working normally check if th...

Page 47: ...or cracking Dim or L D TCP 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 ...

Page 48: ...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 47 ...

Page 49: ...display Maybe caused by surge 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 ...

Page 50: ...ss 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 inB L white balck Rotundi...

Page 51: ...ription Phenomena Failure cause 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 ...

Page 52: ...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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