Haier E48E91NCDLH62NZ Service Manual Download Page 4

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1. General Specification

Model LE48B7500

Resolution

1920

1080

Aspect Ratio

：

TV System

PAL B/G

Video Signal System

PAL/SECAM/NTSC

Receiving Channel

1-200

Input Power Voltage

AC 100-240V 50/60Hz

Power consumption

120W

Audio Output Power(THD

≤

7%) 2

10W

Signal Input

Analog RGB(VGA)

High-Definition Multimedia Interface (HDMI)

Composite Video Input

Composite AV Output

Audio Input

YCb (Pb )Cr (Pr)

USB

Horizontal definition(TV line)

Composite Video Input

≥

350

YCb (Pb )Cr (Pr)

≥

400

Ambient Temperature

0 to 45 degree Celsius

Wall mount

VESA mount pattern

：

200

200mm

Screw

：

Length

：

20mm

This product does not include wall-mount braket module

Summary of Contents for E48E91NCDLH62NZ

Page 1: ...B Layout 34 6 1 Main Board 34 6 2 Power Board 36 6 3 IR Board 39 6 4 KeyBoard 39 7 Adjustment 40 7 1 WB Adjustment 40 7 2 Firmware and DDC Instruction 41 8 Block Diagram 42 9 Wiring Diagram 43 10 Schematic Diagram 44 10 1 Main Board 44 10 2 Power Board 52 10 3 IR Board 57 10 4 Key Board 58 SAFETY NOTICE ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS AND BE ...

Page 2: ...cs might create shock fire or other hazards Under no circumstances should the original design be modified or altered without written permission from Haier Haier assumes no liability express or implied arising out of any unauthorized modification of design Servicer assumes all liability FOR PRODUCTS CONTAINING LASER DANGER Invisible laser radiations when open AVOID DIRECT EXPOSURE TO BEAM CAUTION U...

Page 3: ...3 Revision List Version Release Date Revision Instructions Customer Model Model A00 Sept 5 2014 Initial release LE48B7500 E48E91NCDLH6NNZ E48E91NCDLH62NZ ...

Page 4: ...Audio Output Power THD 7 2 10W Signal Input Analog RGB VGA 1 High Definition Multimedia Interface HDMI 2 Composite Video Input 1 Composite AV Output 1 Audio Input 1 YCb Pb Cr Pr 1 USB 1 RF 1 Horizontal definition TV line Composite Video Input 350 YCb Pb Cr Pr 400 Ambient Temperature 0 to 45 degree Celsius Wall mount VESA mount pattern 200 200mm Screw M6 Length 20mm This product does not include wa...

Page 5: ...5 2 Operating Instructions 2 1 Remote Control ...

Page 6: ...xt FAV No function 10 MENU MENU a Press to activate OSD menu and back to previous level of OSD b Exit OSD No function 11 CC CC No function Press to turn on off TTX 12 PAGE Press to go to the next item 13 a Press to navigate the OSD menu b The cursor RITHT key perform confirmation as well as precede next level of OSD in Main menu 14 PAGE Press to go to the last item 15 reverse a Fast Backward USB V...

Page 7: ...itch MTS SAP No function 25 INFO INFO Display information of current signal Press to update TTX 17 BACK Back Press to upper level in USB Mode Mixed mode in Teletext 27 OK Press to activate the setting selection of OSD 28 EXIT EXIT Press to return to the previous menu No function 29 forward a Fast forward USB Video Music Text b Yellow key in Teletext mode 30 stop a EXIT USB Video Music Text play b ...

Page 8: ...Sharpness To improve details Not available in PC mode Color Temp Normal Natural whitish color Cool Bluish white color Warm Reddish white color Advanced control Noise Reduction To filter out and reduces the image noise and improve picture quality Backlight Control the brightness of the backlight DCR Dynamic contrast ratio Setup the contrast of the TV set to vary in accordance with the brightness an...

Page 9: ...n on the remote control Balance Adjust the balance between left and right speakers to adapt to your listening position Bass Adjust the bass effect Increases or decreases lower pitched sounds Treble Adjust the treble effect Increases or decreases high pitched sounds Virtual surround TV provides surround sound effect with rich bass and clear dialog when DSS effect is On AVL Automatically reduces sud...

Page 10: ...Setup Time Date Enter TV date in year month and date format YYYY MM DD Default date is 2000 01 01 Time Enter desire TV time in hour minute and second format HH MM SS Default time start from 00 00 00 Power On Timer Turn on TV from standby mode with pre defined channel source at specified time automatically On TV will turn on daily at specified time with specified channel source Once TV will turn on...

Page 11: ...ss OK key or arrow key to tune channels automatically and store During auto searching Press Menu key to stop search Update Scan Updates your channel list by adding new missed channels to the end of the list without disturbing previously stored channels Consequently it takes more time than Auto channel scan Manual Search Search for the channels manually and store it to the desired channel number It...

Page 12: ...p This setup function is available in computer mode Items Decsription Auto Adjust Press arrow Button to adjust the screen automatically to the optimal position of the picture H position Adjusts the horizontal position of the picture V position Adjusts the vertical position of the picture Phase Eliminate the horizontal interfering lines Clock Eliminate the vertical interfering lines Note If the PC ...

Page 13: ...o select a channel within the channel range Input Source Change Select the input source with TV on DC ON OFF by using the left and right keys to select a start input source within the input source sequence USB Clone Copy the preset user settings from a USB device into the TV or copy the current TV settings into a USB device AQ PQ Restore Store the settings for AQ and PQ Installation Control whethe...

Page 14: ...ne amoung Photo Music Movie Text After entering the multimedia file selection interface press the Menu button allows you to execute the following control functions 1 Sort Sort the multimedia files according to Date or Name 2 Media Type Select the multimedia file type to playback 3 Thumbnail Size Select the size of the multimedia file thumbnail 4 Copy Select the multimedia files to copy 5 Paste Pas...

Page 15: ...taining the music files 2 To play particular music file select the required file and press OK key 3 Press key to play pause music Press PAGE PAGE to play previous or next track USB menu settings for Music play Press Menu key to get following Menu setup shown above 1 Play Pause Play Pause music play 2 Repeat Select the repeat mode as None Repeat One Repeat All 3 Random Select Shuffle mode as Shuffl...

Page 16: ...ect the picture mode as Vivid Standard Movie Personal Eco 5 Screen Mode Select the screen mode as 4 3 Zoom1 Zoom2 16 9 6 Subtitle Display Select the subtitle mode of the movie 7 Track Select the track mode of the audio Reading Text files 1 Thumbnail of the available text files will be displayed on the screen If no files are displayed then select the folder containing the text files 2 To read parti...

Page 17: ...media player to read information are also different So the information reading speed of the player temporarily getting slow are not the performance failure 3 The voltage supplied to USB interface is 5V and the most electrical current is 500mA When some interface criteria of USB devices are different from standard USB protocol digital multimedia player may be unable to recognize USB devices correct...

Page 18: ...18 2 3 Panel Control and Rear Terminal Control ...

Page 19: ...19 ...

Page 20: ...20 ...

Page 21: ...21 ...

Page 22: ... 13 H Sync 6 Red Ground 14 V Sync 7 Green Ground 15 Serial Clock for DDC 8 Blue Ground HDMI Pin No Description Pin No Description 1 TMDS Data2 11 TMDS Clock Shield 2 TMDS Data2 shield 12 TMDS Clock 3 TDMS Data2 13 CEC 4 TMDS Data1 14 Reserved N C on device 5 TMDS Data1 shield 15 SCL 6 TMDS Data1 16 SDA 7 TMDS Data0 17 DDC CEC Ground 8 TMDS Data0 shield 18 5V Power 9 TMDS Data0 19 Hot Plug Detect 1...

Page 23: ...for LE48B7500 LE50B7500 66 587 59 934 Recommended resolution DVI PC HDMI Input Signal Reference Table When DVI port is being used connect the DVI port of video device to your TV set with a DVI to HDMI line and set up the output signal of the video device in accordance with table below When HDMI port is being used connect the HDMI ports of your computer and TV set with one HDMI wire and set up the ...

Page 24: ...ontal Frequency kHz Vertical Frequency Hz SD 640 480p 25 175 60 SD 720 480i 15 734 60 SD 720 480p 31 5 60 SD 720 576i 15 625 50 SD 720 576p 31 25 50 HD 1280 720p 37 5 50 HD 1280 720p 45 60 HD 1920 1080i 28 125 50 HD 1920 1080i 33 75 60 FHD 1920 1080p 56 25 50 FHD 1920 1080p 67 5 60 Video Input Signal Reference Table Video System Supported in TV and Video Modes PAL B G Standard Definition Interface...

Page 25: ...25 4 Mechanical Instructions Step1 Remove the BASE Step2 Remove the REAR COVER ...

Page 26: ...26 Step3 Remove the MAIN BOARD POWER BOARD BKT IO Step4 Remove the BKT_STAND SPEAKERS Step5 Remove the DECO Step6 PANEL ...

Page 27: ...w Chart 1 No power No power LED Off Check the AC input and the power is ON Power On Check the IR board and LED Replace the IR board Replace the main board Power board output 5V Replace the power board No Yes No Yes No ...

Page 28: ...Blue Replace the main board Replace the Power board No Yes No Yes No No Power board output 12V Check the power key is under control Check the IR receiver is normal Replace the power board Replace the key board Yes Replace the IR board ...

Page 29: ...splay Reset the source Check the source Check the panel Replace the main board Replace the LVDS cable Replace the panel No No No Yes Yes Yes No No Check the main board Enter factory mode to do EEPROM initial Reset Check the LVDS cable ...

Page 30: ... the Panel No display LED Red Replace the main board Check the backlight is On Check the LVDS cable Reinsert or replace the LVDS cable Replace the main board Replace the Panel No Yes Yes No Yes No No Yes Yes No Yes No Power board output 12V Check TV is under control and power on off by remote control and power key ...

Page 31: ...me or enter the menu to reset Reinsert the audio cable or change the TV system Replace the cable Replace the speaker Replace the main board No Yes Check the speaker resistance value is in spec Remark The value is marked on the speaker Check the audio source connection and the TV system are correct Yes No Yes No Enter factory mode to do Reset No ...

Page 32: ...function Replace the battery Replace the remote control Whether the IR board is abnormal Yes No Replace the IR board Replace the main board No Yes No Yes Use the other remote controls Check the remote control battery is not properly placed or no power ...

Page 33: ...y board connected properly Reconnect the key board Buttons are OK Replace the button function Yes No Key board is OK Replace the key board Replace the main board No Yes No No OSD is unstable or can t work normally Enter factory mode to do Reset Yes ...

Page 34: ...34 6 PCB Layout 6 1 Main Board 715G6686M01001004K ...

Page 35: ...35 ...

Page 36: ...36 6 2 Power Board 715G6439P01002002M ...

Page 37: ...37 ...

Page 38: ...38 ...

Page 39: ...39 6 3 IR Board 715G6721R02000004I 6 4 Key Board 715G6715K01000004I ...

Page 40: ...en adjust R G B GAIN value in order to the color temperature luminance meet specifications 6 Press Backup Data to save white balance data 7 The value of R G B GAIN should be app 8 Check the sources of HDMI and AV if color temperature over the specifications please adjust it as Ypbpr 9 Temperature spec 10 MAX luminance 220 Normal Warm Cool MIN MAX MIN MAX MIN MAX R GAIN 80 138 80 128 80 138 G GAIN ...

Page 41: ...1 Copy software to USB flash disk root directory 2 Open the TV 3 Insert USB to TV Choose Enter After USB SW update OK TV will reboot 4 Press Menu 8893 then TV will enter factory menu Check SW version if OK then do reset USB SW updates OK ...

Page 42: ...42 8 Block Diagram VGA YPbPr HDMI1 AV1 ATV DTV USB HDMI2 AV2 IIC CVBS_OUT IF SPEAKER Headphone APA2614 APA2176 MST6931 LVDS Panel ...

Page 43: ...43 9 Wiring Diagram Panel Speaker L Speaker R Power Board 12 Pin CN701 Main Board 4 Pin CN403 MST6931XP Key Board 4 Pin CN01 16 Pin 14 Pin 9 Pin 30 Pin CN601 CN8101 CN9100 CN401 IR Board 5 Pin CN201 ...

Page 44: ...3904 R716 4K7 1 16W 5 R713 10K 1 16W 5 C702 NC 10N 50V Q706 MMBT3904 R703 NC 10K R722 10K 1 16W 5 R723 4K7 1 16W 5 C723 10uF C724 100NF 16V 5V_Standby 5V_Standby 5V_Normal 5V_Normal 5V_Normal 1 8V_DDR 5V_Normal USB_5V 5V_Normal 3 3V_Standby 5V_Normal 5V_Normal BL_EN Q707 MMBT3904 VBL_CTRL PS_ON R707 4K7 1 16W 5 R719 2K2 1 1 16W R727 4K7 1 16W 5 Q708 AO3401A R701 100R 1 16W 1 BL_PWM C713 10uF 16V 1...

Page 45: ... RX2N_D 126 RX2P_D 127 DDCDD_CK 125 LINEIN_R3 39 LINEIN_L4 40 DP_P1 102 DM_P1 101 GPIO11 103 U402 MX25L3206EM2I 12G CS 1 SO SIO1 2 WP 3 GND 4 SI SIO0 5 SCLK 6 HOLD 7 VCC 8 C428 100N 16V C434 100N 16V Q402 MMBT3906 C429 100N 16V C403 2 2UF 16V C415 10UF VDD33 VDDC AVDD_DDR VDD33 AVDD_ADC VDDC VDD33 VDD33 VDDC 3 3V_Standby VDD33 3 3V_Standby AVDD33_DEMOD AU33 3 3V_Standby VDDC AVDD_DDR VDD33 AVDD_DD...

Page 46: ...l Power R438 NC 0oHM Q403 MMBT3904 C401 220N 25V R441 10K 1 16W 5 R437 0oHM R443 10K 1 16W 5 R442 4K7 1 16W 5 R440 NC 1K 1 4W C437 100NF 16V R439 100K 1 16W DGND 5V_Standby PANEL_VCC P12V DGND DGND R473 47K ON_PANEL 2 3D_EN 3D_EN 12 R471 NC R474 0R05 OHM 3D 3 3V_Standby SELLVDS RXEC1 RXE1 RXEC R450 0R05 OHM RXE2 RXE3 RXEC1 3D RXE0 R451 0R05 OHM RXE1 RXEC RXE0 RXE3 RXO1 RXO0 RXOC RXOC1 RXE2 R483 0R...

Page 47: ...C109 10UF 10V R123 12K 1 16W R129 33R 1 16W 5 ZD102 NC MLVG0402 1 2 C121 1N50V C125 100N 16V ZD115 NC MLVG0402 1 2 C102 47nF 16V R132 68OHM 1 16W C122 47nF 16V 470pF 50V C118 C106 47nF 16V R136 10K 1 16W 5 C115 2 2uF 10V R112 75 OHM PB1 PR1 C107 1N50V ZD109 NC MLVG0402 1 2 Q101 MMBT3904 CN105 CONN 1 7 2 8 3 9 4 10 5 11 12 13 14 15 17 16 6 C112 2 2uF 10V R115 75 OHM C104 1uF 10V R121 10K 1 16W 5 C1...

Page 48: ...0_DDC_SCL 2 HDMI0_CLK 2 HDMI_CEC 2 HDMI0_DDC_SDA 2 HDMI1_D1 2 HDMI1_DDC_SDA 2 HDMI1_D0 2 HDMI1_CLK 2 HDMI1_D0 2 HDMI1_CLK 2 HDMI1_D2 2 HOTPLUG1 2 R524 4 99ohm 1 16W 1 HDMI1_DDC_SCL 2 HDMI1_D2 2 HDMI ARC 2 HDMI1_D1 2 HDMI1_D1 HDMI1_D2 HDMI1_D2 HDMI1_D1 HDMI1_D2 HDMI1_D2 HDMI1_D1 HDMI1_CLK HDMI1_D0 HDMI1_D0 HDMI1_D1 HDMI1_CLK HDMI1_CLK HDMI1_D0 HDMI1_D0 HDMI1_CLK R525 4 99ohm 1 16W 1 HDMI CEC R526 4...

Page 49: ...ry Electronics Co Ltd Key Component 絬隔瓜絪腹 A B 7 9 Wednesday Nov ember 20 2013 称爹 07 Tuner C127 10uF 10V C132 1N 50V C135 NC 56pF 50V R143 100OHM C137 100N 16V R144 10K C141 100NF 16V L104 0R05 1 10W R146 0R05 OHM C133 1N 50V L101 0R05 1 10W C129 100UF 16V C134 100N 16V R145 100OHM C139 NC 100pF 50V R101 100R 22NF 25V C140 TU101 ST33WS 2 E ANT 1 3 3V 2 SCL 3 SDA 4 GND 5 GPIO1 6 IF_N 7 TH1 10 TH...

Page 50: ...0NF 25V C632 1UF 10 16V C635 220NF 25V R613 100OHM R623 10OHM1 16W C613 100N 50V C637 330pF 50V R611 10K 1 16W 5 Q601 MMBT3904 5V_Normal 5V_Normal P24V PVDD PVDD PVDD PVDD AMP_MUTE Low Mute disablde High Mute enable AMP_AUOUTR0 2 AMP_AUOUTL0 2 AUDIO_EN 12 HS601 HEAT SINK 1 2 PGND R PGND R627 10K 1 16W 5 L PGND 1 2A Max OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electr...

Page 51: ... 10K 1 16W 5 KEY_ADC1 DGND LEDR IRRX1 POWER_KEY KEY1 SAR1 POWER LED R LED G IRIN POWER_KEY KEY_ADC1 KEY0 SAR0 IRRX1 R476 NC 0R05 OHM LEDR 12 LEDR OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬隔瓜絪腹 A A3 9 12 Wednesday Nov ember 20 2013 称爹 09 Keypad IR Q405 MMBT3906 C444 100NF 16V ZD403 NC MLVG0402 1 2 FB409 120R 6000mA 1 2 R477 NC 0R0...

Page 52: ...C 47PF OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬隔瓜絪腹 A 1 5 Thursday July 17 2014 01 AC input L9902 12MH 1 2 4 3 CN9902 SOCKET 1 2 C9911 220PF 250V HS9901 heat sink 1 2 3 4 C9910 220PF 250V BD9901 TS10K80 02 2 1 3 4 CN9903 NC CONN L 1 N 2 FB9901 BEAD 1 2 C9903 47pF 250V C9905 470NF 275V RV9901 620V SG9902 NC DSPL 501N A21F C9906 ...

Page 53: ...C 47PF D9802 FMNS 1106S D9801 KBP206G 2 1 3 4 R9810 47 OHM 1 4W C9814 56uF 500V C9810 2 2UF 25V R9802 10R 1 8W 5 Q9801 STF24NM60N C9831 NC R9809 680K OHM 1 1 4W R9812 22K 1 8W 1 FB9803 BEAD 1 2 HS9801 HEAT SINK 1 2 3 4 C9811 1NF 50V R9813 27K 1 8W 5 C9807 3 3nF 50V C9803 10UF 50V C9809 470NF 50V C9801 NC 1UF 450V R9806 10K OHM 5 1 8W D9803 RB160M 1 2 FB9805 127R 1 2 HV R R VCC_ON Vsin OEM MODEL Si...

Page 54: ...C9110 1uF R9152 NC 100KOHM 5 1 8W L9101 3UH C9112 470UF 25V IC9100 SSC2S110 GND 1 FB OLP 2 NC 3 ST 4 NC 5 DRIVE 6 OCP 7 VCC 8 R9142 22R R9402 100K 1 8W 1 CN9100 CONN 2 4 6 8 10 12 14 16 1 3 5 7 9 11 13 15 R9401 3K FB9904 127R 1 2 12VS IC9401 EL817M X 1 2 4 3 R9162 NC 15K 1 1 8W Q9107 NC PMBT3906 C9127 NC 1uF 50V R9161 NC 30 OHM 1 4W C9126 NC 470UF 25V C9122 NC 1uF 50V R9139 NC 2K 1 8W 1 R9158 NC 3...

Page 55: ...N 50V VBoot VLED BL_ON OFF VBoot VLED VLED 2 DIM VLED 2 C8100 1NF R8102 1 5M 1 1 4W IC_VCC D8102 NC FMX 23S 1 2 3 R8300 NC R8303 1K 1 8W 1 C8140 100N 50V D8106 NC FMX 23S 1 2 3 10 3 穝糤 LED э2 ch for XNB C8301 100N 50V HS8105 HEAT SINK 1 2 R8152 NC 1Kohm 1 1 4W C8135 4N7 50V HS8103 HEAT SINK 1 2 VLED 1 3D_ON R8150 NC 10K 1 4W 20131113穝糤DIP癸郸 R8149 0R05 1 4W VCC_ON R8311 1K 1 8W 1 Q8302 PMBT3906 FB8...

Page 56: ... JUMPER 1 2 J925 JUMPER 1 2 J928 JUMPER 1 2 J927 JUMPER 1 2 J929 JUMPER 1 2 J930 JUMPER 1 2 J931 JUMPER 1 2 J932 JUMPER 1 2 J933 JUMPER 1 2 J934 JUMPER 1 2 J935 JUMPER 1 2 J936 JUMPER 1 2 J938 JUMPER 1 2 J939 JUMPER 1 2 J940 JUMPER 1 2 J941 JUMPER 1 2 JR901 0R05 1 4W JR903 0R05 1 4W JR905 0R05 1 4W JR904 0R05 1 4W JR906 0R05 1 4W J937 JUMPER 1 2 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME ...

Page 57: ...e Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬隔瓜絪腹 A A 2 2 称爹 02 IR LED IR C201 2 2uF 10V VCC R201 15K 1 16W 5 LED_R LED201 1 2 3 CN201 CONN 1 2 3 4 5 6 7 U203 IRM V538M3 TR1 VOUT 1 VCC 2 GND 3 GND 4 ...

Page 58: ...ate Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬隔瓜絪腹 A Custom 2 2 Friday December 06 2013 称爹 02 Keypad 1 070V 1 985V 2 411V 1 497V 0 239V 0 660V R06 680R 1 10W 1 R07 680R 1 10W 1 CN01 CONN 1 2 3 4 6 5 FUNC_KEY PWR SW SW07 TACT SW FWRD H1 5MM SW06 TACT SW FWRD H1 5MM SW05 TACT SW FWRD H1 5MM SW04 TACT SW FWRD H1 5MM SW03 TACT SW FWRD H1 5MM SW02 TACT SW FW...

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