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SERVICE MANUAL

PRODUCT CODE No.

REFERENCE No.:SM0915

1 682 3

: PAL/SECAM

NTSC(AV)

FILE NO.

PRODUCT CODE No.

LCD TV

LCD-40XAZ10F

Содержание 1 682 350 16

Страница 1: ...SERVICE MANUAL PRODUCT CODE No REFERENCE No SM0915134 1 682 350 16 PAL SECAM NTSC AV FILE NO PRODUCT CODE No LCD TV LCD 40XAZ10F ...

Страница 2: ... upgrading boot burning Working principle analysis of the unit Block diagram 777 IC block diagram Wiring diagram Troubleshooting guide Schematic diagram APPENDIX A Assembly list APPENDIX B Exploded View 3 5 13 16 17 18 26 27 30 Installing the Stand Wall mounting instructions ...

Страница 3: ... bad effect will result 2 5 If any foreign substance such as water liquid metal slices or other matters happens to fall into the module be sure to cut the power off immediately and do not move anything on the module lest it should cause fire or electric shock due to contact with the high voltage or short circuit 2 6 Should there be smoke abnormal smell or sound from the module please shut the powe...

Страница 4: ...n range 20 85 Storage range 10 90 2 13 Display of a fixed picture for a long time may cause a permanent after image on the screen as commonly called ghost shadow The degree of the after image varies with the maker of LCD screen This phenomenon doesn t represent failure This ghost shadow may remain in the picture for a period of time several minutes But when operating it please avoid displaying sti...

Страница 5: ...2 Voltage of X301 each pin X301 Pin1 2 3 4 5 Vol 23 V 25 V 0 3 1 2 Main board of non BBY model of which dimension is smaller than 26 According to wiring diagram 9222KC4201JL connect main board power board IR board and key board correctly switch on power supply then press key power to turn on the TV set a Test voltage of socket X302 each pin in turn please refer to voltage value as Table 3 Table 3 ...

Страница 6: ...5 3 V 0 3 3 V 5 0 V 3 1 5 Main board of BBY model of which dimension is 32 and 37 According to wiring diagram 9232KC7001JL connect main board power board IR board and key board correctly switch on power supply then press key power to turn on the TV set a Test voltage of socket X302 each pin in turn please refer to voltage value as Table 6 Table 6 Voltage of X302 each pin X302 Pin1 2 3 4 5 6 7 8 9 ...

Страница 7: ...tput of earphones speakers are normal Input HI definition signal mode check if each function of YPbPr is normal Input VGA signal check if display and each function such as analog parameters control H V center etc are normal Input AV S VIDEO signal check if each function of both channels are normal Insert U disk check if functions of MP3 and JPEG are normal Check accessories and packing Input HDMI ...

Страница 8: ...sion is 26 or smaller than 26 only 8000K color temperature that is normal is needed adjustment To guarantee test requirements to be met when color temperature are 9300K and 6500K make sure that chromaticity coordinates of bright scale are X 295 5 Y 305 8 and chromaticity coordinates of dark scale are X 295 8 Y 305 12 4 2 2 White balance adjustment of HDMI channel Input 16 grey scale signal with fo...

Страница 9: ...on automatically in order to make window filled with picture ADC calibration Input monochrome signal with format of 800 600 60 Hz VG848 Timing is 854 PAT is 948 enter into submenu ADC adjustment of factory menu and select item AUTO COLOR system will begin calibration automatically please note whether picture and data are abnormal clearly or not main abnormal data phenomena are that several data ar...

Страница 10: ...ent auto adjustment will be completed until prompt Adjustment is successful appears 4 2 6 3 White balance adjustment models except LC 19KC72 LC 22KC72 TV set should be working for above 30 minutes to be in stabler state before white balance adjustment connect CA210 to USB port of PC with data line connect VG848 and TV to COM port of PC or virtual COM port respectively default connection VG848 to C...

Страница 11: ... 67 50 59 94 60 148 50 1080p 59 94 60p 5 4 VGA port Input VGA signal from signal general VG848 with VGA format listed as Table 9 check if picture and sound are normal if not enter into menu to do auto calibration Table 9 VGA signal format NO Definition H Fre kHz V Fre Hz Dot pulse Fre MHz Note 1 720 400 70 Hz 31 47 70 08 28 32 DOS 2 640 480 60 Hz 31 50 60 00 25 18 VESA 3 800 600 60 Hz 37 90 60 00 ...

Страница 12: ...ry Be sure to do the step after completing adjustments in factory 7 Instruction for software burning in factory as Table 10 Table 10 Instruction for software burning in factory Loc Part No Part Type Instruction for software function Burned before SMT Method of burning N104 5272532004 W25X32VSS Main CPU program Yes Burned software with ALL11 ...

Страница 13: ...directory of a U disk 2 Insert the U disk into USB port of TV set press key power until TV set is in standby state then power on TV set again 3 Press key program source until menu program source display then press keys 2 5 8 0 by turn to enter into factory menu please refer to the following Fig 1 Fig 1 Program source menu ...

Страница 14: ... of remote control to select item ISP press key enter to begin updating progress a prompt Updating Pls Waiting is displaying wait for a while until menu display TV set is unable to accept other operation now please refer to the Fig 3 ...

Страница 15: ...Fig 3 Updating prompt 5 TV set will auto reset after completing update according to step1 and step 2 enter into factory menu again to confirm updating completion by checking the time of update file ...

Страница 16: ...1 directly Main chip N301 RTD2674S is a special large scale IC with full functions such as HDMI interface process video decoding video switch selection A D and D A transformation interleaved successive scans mode transformation OSD and low voltage difference output process etc furthermore it also has functions of audio selection and process MCU etc external video signal is processed by main chip N...

Страница 17: ...Block diagram ...

Страница 18: ...P1_RX3P HDMI_CLKP_1 166 P1_RX2N HDMI_0N_1 167 P1_RX2P HDMI_0P_1 168 P1_RX1N HDMI_1N_1 169 P1_RX1P HDMI_1P_1 170 P1_RX0N HDMI_2N_1 171 P1_RX0P HDMI_2P_1 172 P0_RX3N HDMI_CLKN_0 173 P0_RX3P HDMI_CLKP_0 174 P0_RX2N HDMI_0N_0 175 P0_RX2P HDMI_0P_0 176 P0_RX1N HDMI_1N_0 177 P0_RX1P HDMI_1P_0 178 P0_RX0N HDMI_2N_0 179 P0_RX0P HDMI_2P_0 180 TMDS_REXT 181 TMDS_1 2V 182 APLL_VDD_3 3V 183 APLL_GND 184 HSYNC...

Страница 19: ...Channel 16 AOUT_R AO Analog Baseband Audio Out Right Channel 17 AOUT_L AO Analog Baseband Audio Out Left Channel 18 HPOUT_R AO Head Phone DAC output Right Channel 19 HPOUT_L AO Head Phone DAC output Left Channel 20 Scart_FSW_0 AIO SCART RGB Fast Switch Input 0 21 Scart_FSW_1 AIO SCART RGB Fast Switch Input 1 22 DAC_VDD_0 AP Video DAC Power 3 3V Analog 3 3V 23 AVOUT_1 AP CVBS DAC output1 24 AVOUT_2...

Страница 20: ...A_F_Pair_N 60 A_EP AO LVDS_Port_A_E_Pair_P 61 A_EN AO LVDS_Port_A_E_Pair_N 62 A_DP AO LVDS_Port_A_D_Pair_P 63 A_DN AO LVDS_Port_A_D_Pair_N 64 A_CP AO LVDS_Port_A_C_Pair_P 65 A_CN AO LVDS_Port_A_C_Pair_N 66 A_BP AO LVDS_Port_A_B_Pair_P 67 A_BN AO LVDS_Port_A_B_Pair_N 68 A_AP AO LVDS_Port_A_A_Pair_P 69 A_AN AO LVDS_Port_A_A_Pair_N 70 Core_1 2V P Core Power 1 2V Digital 1 2V Power Down Power saving 7...

Страница 21: ...e 98 RAS DO DDR RAS Low Enable 99 Core_1 2V P Core Power 1 2V Digital 1 2V Power Down Power saving 100 BA0 DO DDR Bank Address0 101 BA1 DO DDR Bank Address1 102 ADDR10 DO DDR Address10 103 ADDR0 DO DDR Address0 104 ADDR1 DO DDR Address1 105 ADDR2 DO DDR Address2 106 ADDR3 DO DDR Address3 107 SVCC25 P DDR I O Power 2 5V 108 ADDR4 DO DDR Address4 109 ADDR5 DO DDR Address5 110 ADDR6 DO DDR Address6 1...

Страница 22: ...O_C2 5V tolerance even when power off 144 GPIO_C3 DIO GPIO_C3 5V tolerance even when power off 145 GPIO_C4 DIO GPIO_C4 5V tolerance even when power off 146 RSTI DI Chip Reset Input Low Active 147 SPI_CSn DO SPI Flash CS Output 148 SPI_SCLK DO SPI Flash Clock Output 149 SPI_SDO DO SPI Flash Data Output 150 SPI_SDI DI SPI Flash Data Input 151 STBY_Core_1 2V P Standby ON Core Power 1 2V Digital 1 2V ...

Страница 23: ...MI_0_1N AI HDMI_RX_Port0_Pair1_Negative 178 HDMI_0_1P AI HDMI_RX_Port0_Pair1_Positive 179 HDMI_0_2N AI HDMI_RX_Port0_Pair2_Negative 180 HDMI_0_2P AI HDMI_RX_Port0_Pair2_Positive 181 TMDS_REXT AI TMDS External Resistor Input Connect 6 2K to GND 182 RX_V12 AP HDMI GDI Power 1 2V 183 APLL_VDD AP APLL Power 3 3V 184 APLL_GND AP APLL GND 185 HSYNC AI Hsync input 186 VSYNC AI Vsync input 187 ADC_VDD33 A...

Страница 24: ...A1N AI Common GND for SV 211 VIN_10P AI S Video Y Input 212 VIN_13P AI CVBS Input 213 VIN_A2N AI Common GND for CVBS 214 VIN_14P AI CVBS Input 215 AVDD_BB1 AP Analog Baseband Power 3 3V 216 AGND_BB1 AP Analog Baseband GND Note 1 AP Analog Power Ground 2 AI Analog Input 3 AO Analog Output 4 AIO Analog Input Output 5 DP Digital Power Ground 6 I Digital Input 7 O Digital Output 8 IO Digital Input Out...

Страница 25: ...2 26 MUTEL 27 VD HB DVDD GND OUT AVCC 5V operation terminal 27 29 28 30 32 33 31 34 39 43 41 42 40 45 44 46 37 38 47 48 8 6 7 5 3 2 4 1 12 10 11 9 22 18 20 19 21 16 17 15 24 23 14 13 35 36 26 25 N C OUT2 N C N C GAIN2 VD2 VD2 N C IN2 OUT2 MUTEL N C N C HB2 HB1 N C N C DVDD VS2 VS2 N C VS1 N C VS1 GAIN1 N C OUT1 N C VD1 N C IN1 VD1 N C N C OUT1 STBYL N C N C N C N C GND AVCC CLOCK PROT ROSC N C VRE...

Страница 26: ...Wiring diagram ...

Страница 27: ...Troubleshooting guide 1 No raster ...

Страница 28: ...2 No picture but sound is normal ...

Страница 29: ...3 No sound but picture is normal ...

Страница 30: ......

Страница 31: ......

Страница 32: ......

Страница 33: ...Power ...

Страница 34: ...D1 24 ADD0 25 SCLK 26 SDA 27 INT 28 GPIIO7 29 GPIO6 30 GPIO5 31 GPIO4 32 DVSS 33 GPIO3 34 GPIO2 35 GPIO1 36 GPIO0 37 NC 38 THD1 39 THD0 40 CIN0 GND V33 C4 1u V33 D 0 7 C5 100p C8 100n R12 0 R9 20K PAD7 LED3 LED6 R4 100 LED8 R13 5 6K X1 1 2 3 4 5 6 R6 10K C7 100n 5V LED1 TP2 KEY PAD2 V33 R914 3K R912 3K GND R913 47 GND GND R904 2 7K R903 100 N902 HRM138CB5400 Vout GND Vcc GND N901 ISL29001 1 VDD 2 ...

Страница 35: ...n board XI6KC01701B0 N103 5270160001 EM6AA160TS 4G N101 5272674001 RTD2674S N104 5272532004 W25X32VSSIG E N308 5271511201 R2A15112FP Power board XI6KC0172010 IR board XI635KC01807 Remote control XI6010J03501 RC J35 0A Touching key board XI635KC02103 Display panel XI5203408103 LTA400HM07 ...

Страница 36: ...APPENDIX B Exploded view LCD 40XAZ10F ...

Страница 37: ...board assembly 4 Interface baffle down 5 Main board assembly 6 Interface baffle right 7 Sound box assembly 8 IR assembly 9 Front cabinet 10 Touching key assembly 11 Display panel 12 Key bracket 13 Panel holder assembly 14 Back cover Note design and specification are subject to change without notice ...

Страница 38: ...17083400A Sound box assembly 1 8 XI6KC0320910 IR assembly 1 9 XI5Q4052005A Front cabinet 1 10 XI635KC02103 Touching key assembly 1 11 XI5203408103 Display panel 1 LTA400HM07 12 XI58B0043410 Key bracket 1 13 XI6153289000 Panel holder assembly 1 14 XI5H4070N010 Back cover 1 15 XI6010J03501 Remote control 1 16 XI5944038000 User manual 1 17 XI60Z0000728 Backlight board 1 18 XI60Z0000729 Logical board ...

Страница 39: ...r other vertical surface you must remove the stand column If the stand is provided please read these instructions thoroughly before attempting this installation NOTE The appearance of this product in these illustrations may differ from your actual product and is for comparative purposes only Installing the stand To remove the stand from the TV perform these steps in reverse order 1 Remove the stan...

Страница 40: ...ctor to the rear of the display unit Caution the direction of the connectors should be strictly confirm to the diagram illustrated above 5 Put the back of the display unit close to the wall mounting holder insert the four wall mounting connectors into the four calabash shaped holes on the wall mounting holder Fig 5 Take out these parts from the box Wall Mounting Holder Expansion Bolt Wood Screw Co...

Страница 41: ...Augest 2010 ...

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