background image

23.6

 LCD TV                                                                                                                    Haier HL24XD2 

 

 

Service  

Service 

 

Service

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

                                                                                                               

 
 
 
 

 
 
 
 

 

Horizontal Frequency 

                                                                                                                                                                              31~68 KHz 

 

    TABLE OF CONTENTS 

         

Description

                                                             

Page    Description                                Page

               

   

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 

SAFETY NOTICE 

 

ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS 

AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING 

ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES. 

 

 

CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING 

6.1 Main Board…………………………...…….….......24

6.2 Power Board…..…………..………….…..…….......26

6.3 Key Board………………………..……..……….......29

6.4 IR Board…………………………..……….…….......29

7. Adjustment..............................................................30

8. Block Diagram.…….................................................31

9. Wiring Diagram.……...............................................32

10. Schematic Diagram………..……..………………...33

10.1 Main Board…………….…………………...….......33

10.2 Power Board………..…....…………...……….......43

10.3 Key Board……………….………….………….......45

10.4 IR Board……………………………….……….......46

11. Exploded View……………………….………….…...47

Table of Contents.......……....................................…........1

Important Safety Notice.......................................……......2

Revision List…………………………………………………3

1. General Specification.................................………........4  

2. Operating Instructions…………………….……...….......6

2.1 The Use of Remote Control…….…………...…….......6

2.2 To Use the Menus…...………………….….………......7

2.3 Front Panel Control Knobs……………….………......12

2.4 How to Connect…….…………………….…..…….....13

3. Input/Output Specification…………....................…....14

4. Mechanical Instructions…………………….................16

5. Repair Flow Chart ……………………….…….…….....19

6. PCB Layout ………………..………………....…..........24

All manuals and user guides at all-guides.com

all-guides.com

Summary of Contents for HL24XD2

Page 1: ...1 Main Board 24 6 2 Power Board 26 6 3 Key Board 29 6 4 IR Board 29 7 Adjustment 30 8 Block Diagram 31 9 Wiring Diagram 32 10 Schematic Diagram 33 10 1 Main Board 33 10 2 Power Board 43 10 3 Key Board 45 10 4 IR Board 46 11 Exploded View 47 Table of Contents 1 Important Safety Notice 2 Revision List 3 1 General Specification 4 2 Operating Instructions 6 2 1 The Use of Remote Control 6 2 2 To Use t...

Page 2: ...ire 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 Use of controls or adjus...

Page 3: ...3 Revision List Version Release Date Revision Instructions Model A00 Apr 30 2010 Initial release E24AMZNK3WH3NN All manuals and user guides at all guides com ...

Page 4: ...nput PC IN D SUB and PC Audio Headphone mini jack Supported scan rate 640x480 60 72 75Hz 720x400 70Hz 800x600 56 60 72 75Hz 1024x768 60 70 75Hz 1280x720 60Hz 1280x768 60Hz 1360x768 60Hz For HL19D2 HL32D2 only 1280x1024 60Hz 1440x900 60Hz 1680x1050 60Hz 1920x1080 60Hz For HL24XD2 HL42XD2 only Rear Connectors Recommended For HL19D2 HL32D2 1360x768 For HL24XD2 HL42XD2 1920x1080 Component Video and L ...

Page 5: ...nd Base 3 85 Kg 5 4 Kg 10 6 Kg 17 6 Kg WALL MOUNTING VESA compatible wall bracket 100 x 100 mm 100 x 100 mm 200 x 200 mm 400 x 200 mm W x H Screw type Metric 4 x 10 mm Metric 4 x 10 mm Metric 6 x 10 mm Metric 6 x 10 mm POWER Power Consumption 45W 70W 150W 250W Standby 1W Mains Power 120V 60Hz Audio Power 3W 3W 3W 3W 10W 10W 10W 10W Ambient Temperature 5 C 35 C PACKAGE CONTENTS TV unit x1 Base x1 S...

Page 6: ...sounds such as Stereo SAP or Mono tone and languages of DTV Wide Press to choose the display aspect as Normal Zoom1 Wide Zoom2 or HDMI PC mode Fav Press Fav to open or toggle channel item in Favorite Channel List Source Press repeatedly to choose the various input sources EPG Press to display the Electronic Program Guide CH CH Press or to browse through the TV channels Mute Switch the sound ON OFF...

Page 7: ...ng Show the Favorite Channel List User can edit add delete the favorite channels VIDEO MENU The Video menu in most source modes shows as below It provides several video adjustment items for user fine tuning the video display Only in VGA source mode the Video menu simply provides Picture mode Color Temp Backlight Aspect Ratio Preset items 1 Picture Mode Adjust the best picture appearance from selec...

Page 8: ...t Select from RAW and PCM This function works in DTV only 8 Speaker Choose to turn on off the TV internal speaker The digital audio output signals and earphone output signals will not be turned off even though the TV speaker is off The default setting is On 9 AVL Choose On or Off to adjust volume to be consistent across programs and channels automatically 10 Preset Restore the default audio settin...

Page 9: ...rking The inhibitive channels or source signals can be unlock through key in the correct password Note This feature is only available in TV Composite and S Video source modes The default password is 0 0 0 0 Button Lock Select On or Off to lock or unlock the control buttons on the side panel of the TV When this function enables the control buttons on your TV will be locked and TV only can be contro...

Page 10: ...ser can edit the input labels 11 Component Setting This option only shows and is available in component mode which provides fine tuning component display Phase Adjust Picture Phase to reduce Horizontal Line noise The tuning range is from 0 to 31 Preset Restore the default component setting values 12 MultiMedia Menu This option shows the photos in JPEG formats and plays the music in MP3 formats tha...

Page 11: ...3 media player interface only After setting to On state backlight will be turned off automatically after 10 seconds no any key pressed Press any key to turn on the TV immediately but if there s no other keys pressed after 10 seconds it will be turned off again Preset Resetting MP3 relative audio parameters to the default values Exit MP3MusicBox Exit MP3MusicBox interface 13 Reset to Default Restor...

Page 12: ...umber 4 CH CH Press to select the next lower Programme number 5 MENU Menu key Press to open or exit the OSD on screen display menu 6 INPUT Input key Press to select the input source 7 POWER Power key Press to turn on off standby the TV set Press to turn on TV after the power on status LED had changed to the Blue colour and stopped flashing All manuals and user guides at all guides com ...

Page 13: ...een for Y red for right audio R and white for left audio L inputs 5 ANTENNA CABLE DIGITAL ANALOG Connect to an antenna or digital cable outof the wall not from Cable Box for Digital TV 6 SPDIF Optical Digital Audio Out When a digital audio signal is associated with the input selected for viewing the digital audio will be available on this SPDIF connection to your home theater system 7 USB PORT Ins...

Page 14: ...nd 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 NC 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 10 TMDS Clock All m...

Page 15: ...z 1688 x 1066 63 981 P 60 020 P 108 000 WXGA 1440x900 60Hz 1600 x 926 55 469 P 59 901 N 88 750 WSXGA 1680x1050 60Hz 2240 x 1089 65 290 N 59 954 P 146 250 FHD 1920x1080 60Hz 2200 x 1125 67 500 P 60 000 P 148 500 HDMI Horizontal Vertical Mode Resolution Total Nominal Frequency KHz Sync Polarity Nominal Freq Hz Sync Polarity Nominal Pixel Clock MHz DOS 720 x 400 900 x 449 31 469 N 70 087 P 28 322 VGA...

Page 16: ...16 4 Mechanical Instructions Step1 Remove the STAND ASS Y Step2 Remove the REAR COVER All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 17: ...17 Step 3 Disconnect the WIRE HARNESS Step 4 Remove the MAIN BOARD and POWER BOARD and separate the PANEL and BEZEL All manuals and user guides at all guides com ...

Page 18: ...18 Step 5 Separate the MAIN FRAME and PANEL Step 6 Remove the KEY BOARD IR BOARD and SPEAKERS All manuals and user guides at all guides com ...

Page 19: ...ower 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 All manuals and user guides at all guides com ...

Page 20: ...oard Replace the Power board No Yes No Yes No No Power board output 16V 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 All manuals and user guides at all guides com ...

Page 21: ...ce 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 16V Check TV is under control and power on off by remote control and power key All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 22: ...e TV system Replace the cable Replace the speaker Replace the main board No Yes No Check the cable between the speakers and main board is ok 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 No Yes All manuals and user guides at all guides com ...

Page 23: ...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 Key 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 Yes OSD is unstable or can t work normally All manuals and user guides at all guides ...

Page 24: ...24 6 PCB Layout 6 1 Main Board 715G3759M0F000005K All manuals and user guides at all guides com ...

Page 25: ...25 All manuals and user guides at all guides com ...

Page 26: ...26 6 2 Power Board 715G3754P01W30003H All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 27: ...27 All manuals and user guides at all guides com ...

Page 28: ...28 All manuals and user guides at all guides com ...

Page 29: ...29 6 3 Key Board 715G3303 1 6 4 IR Board 715G3963R01000004S All manuals and user guides at all guides com ...

Page 30: ... will achieve the factory mode Take the following picture for example Step2 Change TV press the Current Source to Component mode and change signal to 1080i mode press the Auto Color Step3 Change TV press the Current Source to PC mode and change signal to PC TIMING 137 1024X768 Pattern 147 16 Grays press the Auto Color All manuals and user guides at all guides com ...

Page 31: ... 9V P16V U708 G9084 50TU3U D16V Max 3A Audio Amplifier VCC5D U702 AZ1084D 1 8TRE1 Max 2A U704 G5692P11U 1V8_STB Max 2A Max 2 5A D1V8 VCC1V1 S VIDEO Y C 9V STB 15m A STB 15m A U708 G9084 50TU3U TU101 ENV56U03D8F 5VT For TUNER 5V AO4449 Power Board Input 5VSB P12V P24V 1V8_STB For Audio Headphone Am plifier For EEPROM VCC5D For DDR II VIF P24V 16V U401 ZR39787HGCF For ZR39787HGCF D3V3 USB5V For ZR39...

Page 32: ... IR Board CN902 CN01 2 Pin CN804 Speaker R L To Panel 5 Pin 32 Pin ZR39787HGCF U401 Scaler IC LVDS Cable CN408 12 Pin CN701 CN606 13 Pin 4 Pin 4 Pin CN803 2 Pin CN201 10 Pin CN401 2 Pin CN802 2 Pin CN805 All manuals and user guides at all guides com ...

Page 33: ...116 1K 1 10W VGA_HSYNC_DET R124 4 7K 1 10W DEMOD_RSTN 7 L103 0 082uH L101 0 082uH IF_AINN AF2 IF_AINP AE2 SIF_AINN AF4 IF_AGC AF7 RF_AGC AF8 DMOD_RST_N AC8 MPEG_FAIL AC7 PARAM0 AE7 SA_DATA AC6 DEMOD_CLKO AD8 SIF_AINP AE4 IF_RBIAS AD3 IF_VINBIAS AD2 IF_VCM AD1 IF_VREFN AF1 IF_VREFP AE1 IF_DVAL_GPIO AA5 Demodulator U401P ZR39787HGCF C115 100pF 50V C109 100pF 50V 0402 0402 R104 100 OHM 1 10W NC 1 B 2...

Page 34: ...3 OHM 1 10W Q104 MMBT3904 R161 10K 1 10W D102 LL4148 AV_CVBS_DET 7 D3V3 1 2 FB112 NC 30 OHM 1 2 FB111 NC 30 OHM YPbPr_DET 7 DVD_S_Y DVD_S_C R179 NC 75R 1 10W 1 R180 NC 75R 1 10W 1 DVD_STB DVD_STB 7 D104 NC LL4148 88G100Z 51CL AV S Video Input Rear AV_CVBS YPbPr Input Rear VGA_HSYNC VGA_VSYNC DVD_IR AV_Audio_L 10 AV_Audio_R 10 YPbPr_Audio_L 10 YPbPr_Audio_R 10 D3V3 AV_S_DET 7 R166 3 9K 1 10W AV_S_D...

Page 35: ...1N C9 HDMI0_D0P A9 HDMI0_D0N B9 HDMI0_CLKP B10 HDMI0_CLKN A10 HDMI0_SCL B11 HDMI0_SDA A11 HDMI0_HPD D9 HDMI0_5VSENSE D7 HDMI_ATEST D3 HDMI_REXT C3 HDMI0_CEC D8 HDMI0 I F GPIO_P17 GPIO_P15 GPIO_P16 U401G ZR39787HGCF R516 NC 1K 1 10W HDMI0_HPD_A HDMI0_HPD 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_HPD D4 H...

Page 36: ...O_M R424 4 7K 1 10W 1 2 4 3 L401 90 ohm I2C0_SDA 7 I2C0_SCL 7 R425 4 7K 1 10W Run As 90 Ohm 15 Differential Pairs R414 33 OHM 1 10W R429 47 OHM 1 16W R405 1K 1 10W R413 33 OHM 1 10W R407 NC 4 7K 1 10W R427 4 7K 1 10W R406 1K 1 10W VCC5D R401 4 7K 1 10W R416 4 7K 1 10W CS 1 SO 2 W 3 GND 4 VCC 8 HOLD 7 SCK 6 SI 5 U405 MX25L3205DM2I 12G Crystal X401 35ppm 20 50ppm 0 70 R439 330 OHM 1 10W R426 4 7K 1 ...

Page 37: ...ED_1 R475 NC 10K 1 10W BL_ON_OFF 12 PANEL_ON 9 VDD33 BOD 3V3_STB Q402 MMBT3906 R461 4 7K 1 10W C488 1N 50V LED_R R462 4 7K 1 10W LED_B R463 4 7K 1 10W TEST_MODE R457 NC 4 7K 1 10W USB_EN USB_EN 6 3V3_STB BL_ON_OFF 1 2 FB419 300 OHM R476 3 3K 1 10W LED_2 LIGHTING_LOGO_2 6 LIGHTING_LOGO_1 6 0402 0402 LED_1 LED_2 1 2 FB425 300 OHM 1 2 FB405 120OHM C487 100N16V KEY_IR 4 6 I O1 1 GND 2 I O2 3 I O3 4 VD...

Page 38: ...A10 S0_A9 S1_A4 S0_A7 S1_A0 0402 S1_BA1 S1_A12 S1_A9 S1_A5 0402 S1_BA2 S1_A11 S1_BA0 S1_A7 S1_A6 S1_A3 S0_DQ13 S0_DQ15 S0_DQ12 S0_DQ11 S0_LDM S0_DQ8 S0_DQ9 S0_DQ14 C445 100N16V C446 100N16V C447 100pF 50V S0_DQ2 S0_DQ3 S0_DQ4 S0_DQ5 0402 S0_DQ1 S0_A 0 12 0402 S0_DQ1 S0_DQ0 S0_LDM S0_UDM S0_DQ15 S0_DQ14 S0_DQ13 S0_DQ12 S0_DQ11 S0_DQ10 S0_DQ9 S0_DQ8 S0_DQ7 S0_DQ6 S0_DQ5 S0_DQ4 S0_DQ3 S0_DQ2 S0_CKN S...

Page 39: ...G19 M_VDD13 G20 M_VDD14 G21 M_VDD15 G22 M_VDD16 H20 M_VDD17 H21 M_VDD18 H22 M_VDD19 J20 M_VDD20 J21 M_VDD21 J22 M_VDD22 K20 M_VDD23 K21 CORE_VDD33 Y7 CORE_VDD34 Y8 CORE_VDD35 Y9 CORE_VDD36 Y10 CORE_VDD37 Y11 CORE_VDD38 Y12 CORE_VDD39 Y13 CORE_VDD40 Y14 CORE_VDD41 Y15 IO_VDD23 AA25 IO_VDD24 AA26 IOVDD_STBY2 H5 IOVDD_STBY3 J5 IOVDD_STBY4 K7 CORE_VDD18_STBY5 R7 CORE_VDD18_STBY4 T7 Power STBY POWER U4...

Page 40: ...00N16V C616 560pF 50V AV_Audio_R 4 AV_Audio_L 4 YPbPr_Audio_R 4 YPbPr_Audio_L 4 R608 100 OHM 1 10W Coaxial 0402 VCC5D 0402 0402 0402 VGA Audio Input R662 0R05 1 10W R663 0R05 1 10W R661 NC 0R05 1 10W R660 NC 0R05 1 10W AMP_RIN HP_LIN HP_RIN C615 100N16V AMP_LIN YPbPr_Audio_R R601 10K 1 10W 1 2 ZD602 VPORT0603100KV05 R602 10K 1 10W 1 2 ZD601 VPORT0603100KV05 ADATAIN_0 AC9 ADATAIN_1 AD13 ADATAIN_2 A...

Page 41: ...D_MUTE L601 L602 L603 L604 73G M58901 T C648 100N 50V C661 100N 50V C657 100N 50V SVR D3V3 D3V3 D3V3 D3V3 1 2 3 4 CN606 CONN R667 1M 1 10W SVR R666 1M 1 10W 1 2 FB611 NC 300 OHM 1 2 FB612 NC 300 OHM 1 2 FB613 NC 300 OHM LOUT LOUT ROUT GAIN1 GAIN0 R638 4 7K 1 10W R659 NC A_MUTE AMP_LIN 1 2 D604 RB160M 60TE25 C649 47uF 35V R630 NC 10K OHM 1 10W R633 10K 1 10W R644 51K 1 10W R653 NC 47K 1 10W R643 68...

Page 42: ...10W R747 0R05 1 4W 1 2 3 4 5 6 7 8 9 10 11 12 CN701 CONN R709 68K 1 10W R711 15K 1 10W 1 C751 10N16V C743 100N25V Vout 0 8x R1 R2 R2 C763 220uF16V C762 10U 10V R731 NC 33K 1 10W R1 R752 6 2K 1 10W R2 73G253S 38 K 1 2 FB702 300 OHM C749 100N25V C748 10uF 10V 5VSB R730 NC 10K 1 10W PWR_ON Q702 NC MMBT3904 R749 3 9K 1 10W R703 0R05 1 10W R723 NC 1K 1 10W C747 220uF 16V PWR_ON 7 5VSB 5VSB R732 47K 1 1...

Page 43: ...14 100N 50V 16V 5V Vbus R926 43K 1 8W 1 R904 8 2K 1 4W C923 1000uF 25V 1 2 CN901 SOCKET C931 1000PF500V C907 100N 50V C936 100N 50V R935 1K 1 8W C926 100N 50V R922 100 OHM 1 4W R929 100 OHM 1 4W 1 4 2 3 L901 30 0mH 1 2 HS2 HEAT SINK D905 C924 1000uF 25V R930 100 OHM 1 4W R905 100K 1 4W R931 100 OHM 1 4W R936 150 OHM 1 8W C910 CAP CHIP 0805 47NF K 25V X7R R913 200OHM 5 1 8W 2 1 3 4 BD901 GBU408 C92...

Page 44: ... G2 4 D1 8 D1 7 D2 6 D2 5 Q801 FET APM8001KC TRG 5 2A 80V SOP 8 C808 CAP CHIP 0805 470N 50V X7R 10 C812 NC C811 CAP CHIP 0805 47NF K 25V X7R C803 1000PF 50V NPO 120 5 1 2 3 4 5 6 7 8 9 10 11 12 T801 INVERTER X FMR 118uH 10 YS04170422 C809 CAP CHIP 0805 470N 50V X7R 10 16V MOS_1 MOS_2 16V 1 4 2 3 L801 200mH PT4 16V PT3 PT2 PT1 C814 100N 50V 1 2 CN805 CONN R801 47 OHM 1 4W 1 2 CN803 CONN 1 2 CN802 C...

Page 45: ...ACT SW FWRD H1 5MM R02 2K7 1 10W 1 R03 1 8K OHM 1 1 10W R04 1K 1 10W 1 R05 750R 1 10W 1 C01 NC FUNC_KEY C07 NC C05 NC C03 NC C06 NC C02 NC C04 NC PWR SW C08 1uF 16V 77T 607 2 FD SW02 TACT SW FWRD H1 5MM SW03 TACT SW FWRD H1 5MM 3V3_STB SW04 TACT SW FWRD H1 5MM SW05 TACT SW FWRD H1 5MM SW06 TACT SW FWRD H1 5MM SW07 TACT SW FWRD H1 5MM All manuals and user guides at all guides com ...

Page 46: ...2 5F HR 81G 14 24 EL C201 0 1uF 10V BLUE VOUT 1 GND 2 VCC 3 U201 KSM 603TM2M 3V3_STB R201 15K OHM 1 10W RED 1 2 3 4 5 6 7 CN201 CONN 1 2 3 4 RED BLUE LED201 LED 0402 LED_B LED_R 1 GND GNDPIN All manuals and user guides at all guides com a l l g u i d e s c o m ...

Reviews: