Alba L42M1 Service Manual Download Page 5

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LCD TV ALBA L42M1

Summary of Contents for L42M1

Page 1: ...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 Menu 8 2 3 How to Connect 17 2 4 Front...

Page 2: ...racteristics 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...

Page 3: ...A L42M1 3 Revision List Version Release Date Revision Instructions Model Name A00 Sep 21 2009 Initial Release E429M2NBW9H6NN A01 Feb 4 2010 Add new model E429M2NBW9H62N A02 Nov 18 2010 Add new model E...

Page 4: ...42 LCD TV ALBA L42M1 4 1 General Specification...

Page 5: ...42 LCD TV ALBA L42M1 5...

Page 6: ...42 LCD TV ALBA L42M1 6 2 Operating Instructions 2 1 The Use of Remote Control...

Page 7: ...42 LCD TV ALBA L42M1 7...

Page 8: ...tint 6 Sharpness To improve detail 7 Colour Temperature To choose between Normal neutral Warm redder and Cool bluer 8 Advanced Control Noise Reduction To filter out and reduces the image noise and im...

Page 9: ...0 ms and it should be adjustable in 10ms steps as the IRD may have several different user set ups resulting in different a v delays e g the IRD may be connected to several types of external audioampli...

Page 10: ...anguage to be used for digital channels if it is available 4 Channels Enter the channels submenu and choose from Channel Scan Update Scan Single RF Scan Analog Manual Scan Channel Skip Channel Sort Ch...

Page 11: ...dit Enter the Channel Edit in the channels submenu to edit the channel number and channel name by using the number buttons 0 9 Note The following RC number mapping table will not be shown on the TV sc...

Page 12: ...pplier information 7 HDMI Scan Info HDMI only Automatic Set to underscan or overscan automatically when the video signal is detected Underscan When the video signal is detected all active pixels and l...

Page 13: ...ional extras by us WARNING Switch off your TV before any module is inserted into the Common Interface slot 1 Correctly insert the CA Module and then the Smart Card into the CI slot located at the side...

Page 14: ...ar from the screen OAD Operation OAD for Software Update function 1 When you get the updating news from the TV shop s web you can update the operation software using the Download menu The data for var...

Page 15: ...ALBA L42M1 15 internet Operation 1 When you search the channel You will get a information 2 Press to confirm if you would like to Accept this new software or Reject and use button to action update new...

Page 16: ...42 LCD TV ALBA L42M1 16 3 After the programming please use to confirm if you would like to restart the TV NOTE You must not switch off the unit during this process...

Page 17: ...the side of the TV Using Your Antena or Cable for DTV 1 Turn off the HDTV 2 Connect the coaxial RF connector from your antenna or cable out of the wall not from the Cable Box to the TV ANTENA connect...

Page 18: ...and HDTV Set Top Box 2 Using a HDMI DVI cable connect the DVI end to your HDTV Set Top Box and the HDMI end to the HDMI Input at the rear of the HDTV 3 Turn on the HDTV and HDTV Set Top Box 4 Select...

Page 19: ...tput connectors associated with the Video output on your Set Top Box and connect the other end to the audio connectors associated with the AV input at the side of the HDTV 4 Turn on the HDTV and Set T...

Page 20: ...ideo Conecting your DVD Player Beter 1 Turn off the HDTV and DVD player 2 Connect the Pr red colour connector on your DVD player to the corresponding Pr red colour connector in the Component at the re...

Page 21: ...ol Composite AV Video Conecting your DVD Player Good 1 Turn off the HDTV and DVD player 2 Connect the Video yellow colour connector on your DVD player to the Video yellow colour connector in the AV gr...

Page 22: ...remote side of the HDTV or directly by pressing the VIDEO button on the Remote Control Conecting to a PC 1 Turn off the HDTV and PC 2 Connect a 15 pin D Sub RGB VGA cable to the RGB output of your PC...

Page 23: ...42 LCD TV ALBA L42M1 23 2 4 Front Panel Control Knobs...

Page 24: ...Sync 6 Red Ground 14 V Sync 7 Green Ground 15 Data Clock SCL 8 Blue Ground 3 2 HDMI Digital connector Pin No Description Pin No Description 1 TMDS Data2 11 TMDS Clock Shield 2 TMDS Data2 shield 12 TMD...

Page 25: ...ed with input impedance of 75 S Video input Y 1000mVpp include sync C 300mVpp terminated with Input Impedance of 75 Component video input Y 1000mVpp include sync PbPr 700mVpp terminated With Input imp...

Page 26: ...42 LCD TV ALBA L42M1 26 Amplifier output 10 W 10 Speaker 6 3 5 PC Timings List...

Page 27: ...42 LCD TV ALBA L42M1 27 4 Mechanical Instructions 1 Remove the stand and base 2 Remove rear cover...

Page 28: ...42 LCD TV ALBA L42M1 28 3 Release the connectors and remove inverter board 4 Remove main board power board and AC Socket...

Page 29: ...42 LCD TV ALBA L42M1 29 5 Remove BKT speakers IR board and key board...

Page 30: ...42 LCD TV ALBA L42M1 30 6 Remove the BKT and separate panel and bezel...

Page 31: ...nge Change key board IR board Check U400 Change U400 Check key board IR board No picture OK NG OK NG Check 24V power supply OK Check the power supply circuit NG Check main board Standby power supply C...

Page 32: ...ble Check input Replace LVDS cable Check panel Replace panel OK OK NG OK OK NG OK OK NG OK Check the source Reset source NG OK Check input signal TV SIF Check TV system Reset TV system NG Check TU201...

Page 33: ...D910 C945 C946 C947 NG Replace IC901 OK Check T901 OK Replace T901 Replace D910 C945 C946 C947 NG NG Check the source OK Reset source Check LVDS cable NG Reset LVDS cable OK Check IC904 circuit NG Re...

Page 34: ...Key Board OSD is unstable or not working Is Key Pad Board connecting normally Connect Key Pad Board Is Button Switch normally Replace Button Switch Y Is Key Pad Board Normally Replace Key Pad Board Ch...

Page 35: ...42 LCD TV ALBA L42M1 35 6 PCB Layout 6 1 Main Board 715G3431 1...

Page 36: ...42 LCD TV ALBA L42M1 36...

Page 37: ...42 LCD TV ALBA L42M1 37 6 2 Power Board 715G3351P01W20003S...

Page 38: ...42 LCD TV ALBA L42M1 38...

Page 39: ...42 LCD TV ALBA L42M1 39...

Page 40: ...42 LCD TV ALBA L42M1 40 6 3 Inverter Board 715G3358 1 6 4 Key Board 715G3734K0B000001S 6 5 IR Board 715G3733R0B000004S...

Page 41: ...alance for this model 1 Enter into the factory mode Turn on the TV press MENU key with remote control then press number key 1 9 9 9 It will achieve the factory mode 2 Click on Auto Color in the PC and...

Page 42: ...42 LCD TV ALBA L42M1 42 8 Block Diagram...

Page 43: ...am 13 Pin 40 Pin Panel MT5362 U400 Scaler IC CN100 LVDS Cable Power Board IR Board 6 Pin CN903 CN001 Speaker R L Key Board 4 Pin CN001 CN750 CN391 CN600 CN802 12 Pin 5 Pin 2 Pin CN801 Inverter Board 6...

Page 44: ...113 100R 1 16W 5 R100 NC 22K 1 10W DV18_DDR C106 100N 16V 5V_STB 5V1 TO 5V_SW BY OPWRSB STANDBY DV33 2 4 5 7 8 11 12 13 14 R103 NC 33K 1 10W 5 FB101 220R 2000mA 1 2 SMD 0402 GND 2 3 4 5 6 7 8 9 10 11...

Page 45: ...8KOHM 5 1 10W R168 Q155 15UH R151 120 OHM 1 1 10W C172 NEARLY U155 68K 2R2 2K2 C176 R166 R159 C156 N C 5V1_TUN R164 22K 1 10W C159 100uF 10V 10K C157 NC 4 7uF25V SMD 0402 C165 NC 220N 25V 5V_STB TO DV...

Page 46: ...NC CVBS AS_IF NC AV33 AV25 R201 0R05 1 10W 5 Q200 MMBT3904 3 1 2 CVBS0P NXP_DIF1 C218 10U 10V NXP 0R NC C224 100P 50V R231 ATV_MUX_IN 9 RF_AGC_Tuner Q201 MMBT3904 3 1 2 DVSS25_IFADC R202 4K7 1 10W Ne...

Page 47: ...VSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS DVSS D...

Page 48: ...MMBT3904 3 1 2 JTDI R304 10K 1 16W 5 R337 NC 4K7 1 10W 1 PANEL_VCC_ON OFF 2 AVSS12_PLL RC6 TP301 1 DV33 AVDD33_USB USB_DP R320 100R 1 16W 5 U302 MAX809STRG 1 2 3 GND RESET VCC C327 100N 16V Brand GND...

Page 49: ...0N 16V NEAR DRAM SMD 0402 RA6 RDQ1 RDQ21 C377 100N 16V RDQ30 C345 100N 16V SMD 0402 RCLK0 RA1 RA4 MRRAS C352 1uF 16V SMD 0402 DV18_DDR RDQ22 MRA12 MRA7 RDQ16 MRA2 MRA10 RP350 22 OHM 1 16W 1 2 3 4 8 7...

Page 50: ...390 4K7 1 16W 5 SMD 0402 DV33 TO KEY PAD BOARD POWE SMD 0402 Change CN392 footprint 11 27 Benson OSDA1 5 OSDA1 DV33 POCE1 GPIO_16 R398 10K 1 16W 5 TVTREF 1 Light_Sensor V33 R374 1K 1 10W 5 Yes U0RX 5...

Page 51: ...CI_INDATA0 TP413 1 C772 NC 10PF50V CI_A2 TS_D0_OUT CI_GPIO4 PDD0 POOE TS_SYNC_IN R787 0R05 1 10W 5 PDD5 TP412 1 CL 20P GND TS0INCLK CI_CE PARB GND C403 100N 16V R441 0R05 1 10W 5 CI_DV18 CI_A13 CI_VS...

Page 52: ...10W 5V_SW R530 0R05 1 16W C502 100N 16V SCT1_AUL_OUT 11 SCT2_AVO_GND ZD504 NC VPORT0603100KV05 1 2 R510 0R05 1 16W NEARLY IC SCT2_AUR_OUT 11 SCT1_AUR_OUT SCT2_AV_IN SOY1 PR1P Y1P SMD 0402 SMD 0402 C51...

Page 53: ...GND C554 10U 10V Y5V SMD 0402 AVDD33_REG PR0_IN 5V_SW Y1N R597 0R05 1 16W SMD 0402 5V_SW AVDD33_CVBS C574 15P 50V L551 0U10 H C568 10N 16V NEAR MT5362 AV1_LIN 13 CVBS0N C_AUTO_DET AVSS33_REG RED_GND R...

Page 54: ...8 0R05 1 10W 5 SMD 0402 5V_SW SIDE_LIN AVSS33_VDAC DV33 R1 Q617 DTC623TK 2 3 1 C664 47NF16V SMD 0402 C673 0 01uF 50V Delete D607 1209 AVDD33_VDAC C764 0 01uF 50V L652 0U10 H ZD659 NC VPORT0603100KV05...

Page 55: ...D IN3 IN4 OUT4 OUT3 GND OUT2 OUT1 SMD 0402 SCL_0 R709 NC 0 OHM 5 1 16W Q704 BC847C 3 2 1 L759 NC 90 ohm 1 2 4 3 SMD 0402 HPLUGP2_5V SMD 0402 HDMI1 ESD PROTECTER SMD 0402 OPWR1_5V RX2_0 FB700 600R 500m...

Page 56: ...10W 5 SIDE_LIN 11 HPDET 5 REFP_AADC VGA_RIN HPDET AVDD33_ADAC0 R620 4K7 1 10W D601 BAS316 1 2 A K C668 2N2 50V 18K 1 SC1_RIN SCT2_AUL_OUT D606 BAS32L 1 2 A K SMD 0402 15 4K 1 Philips R788 100 OHM 1 1...

Page 57: ...2P GND 1P TP763 1 A2P 3N INVERTER_ON_OFF 1 AVDD33_LVDS A1P C760 100N 16V C750 100N 16V TP756 1 R766 NC 100R 1 16W 5 SMD 0402 AV33 WXGA Panel USE C756 4 7UF 10V FB753 220R 2000mA 1 2 R758 AV33 2 3 5 1...

Page 58: ...NK IC901 1 2 RV902 NC t NR902 1 2 BO HS4 HEAT SINK D910 1 2 BD901 D10XB60 2 1 3 4 CN901 1 2 3 SG901 NC HS6 HEAT SINK D904 D907 1 2 L903 20 0MH 1 4 2 3 SG903 NC F901 FUSE R901 300K OHM 1 4W R902 300K O...

Page 59: ...W R851 10M OHM 1 10W C818 33N 50V R811 1 5M 1 8W 5 R856 NC R809 36K OHM 1 8W R824 HS8 HEAT SINK Q801 1 2 Q807 2SK4086LS T801 1 4 5 6 7 9 10 DR2 T2 Q805 PMBS3904 T2 Q810 SST2907A CN801 CONN 1 2 L N R80...

Page 60: ...PF2KV R936 1M 1 4W 5 C915 0 1uF R923 NC R938 10K 1 8W 5 C920 1000uF 25V R907 1 5 KOHM 5 1 4W C913 0 1uF R937 10K 1 8W 5 12V R917 22R 1 4W 5 PS_ON 24V R910 100K OHM 1 4W R926 10K 1 8W 5 C908 1206 1NF K...

Page 61: ...7 8 GND ICOMP ISENSE VINS VCOMP VSENSE VCC GATE R952 220 OHM 1 4W R Vcc ZD902 MTZJ T 72 16B 1 2 R957 11 5K OHM 1 1 8W VCC1 R954 180K 1 8W 5 D908 1N5408 E3 73 B C927 1uF 520V C938 100pF C937 R960 2K7...

Page 62: ...47uF 50V C954 10uF 50V C906 470pF 250V C905 NC R983 1K8 1 8W 5 Vcc Q907 PMBS3904 T901 POWER X FMR 1 2 3 5 4 7 6 9 10 D915 1N4148 R971 33 OHM 1 4W R967 3 3 OHM 1 4W D918 1N4148 5V R980 560K OHM 1 1 8W...

Page 63: ...0R 1 8W 5 P3 T8806 POWER X FMR 5 7 2 8 R8814 510R 1 8W 5 D8805 MTZJ T 72 5 1B C8810 3pF 6KV CN8802 CONN 1 2 L N C8828 0 0056uF R8825 0R05 1 8W C8825 0 0056uF C8801 0 01uF D8827 1N4148 C8814 3pF 6KV C8...

Page 64: ...NU CN001 CONN 1 2 3 4 C002 0 1uF 25V SW001 SW 0 35V 1 73V 1 73V CH CN001 R003 1K8 1 10W 1 R004 470R 1 10W 1 SW005 SW005 SW CH VOL SW006 SW VOL SW007 SW KEY1 VOL SW007 MENU R005 11K 1 10W 1 C001 0 1uF...

Page 65: ...06 3 3 V R012 47K 1 10W 5 R E D R001 12K 1 10W 5 R008 NC R007 NC 3 3V U001 KSM 2003TN2E 1 2 3 VOUT GND VCC C002 10uF 10V R013 10K 1 16W 5 R004 100 OHM 5 1 10W CN001 CONN 1 2 3 4 5 6 7 8 C003 0 1uF 50V...

Page 66: ...42 LCD TV ALBA L42M1 66 11 Exploded View...

Page 67: ...BKT 4 22 078T 499902 M SPEAKER 2 23 0M1G 930 6 47 CR3 SCREW STAND COVER HINGE REAR COVER 5 24 0M1G 940 16 47 CR3 SCREW NECK COVER REAR COVER 2 25 0M1G 940 5120 SCREW STAND BKT VESA BKT PANEL 7 26 0Q1...

Page 68: ...98GRABDTNTGDJ REMOTE CONTROL RC GJ2100B V FOR ALBA 0M1G 130 6125 SCREW 0M1G 130 8125 SCREW 0M1G 930 6 47 CR3 SCREW 0M1G 940 5120 SCREW 0M1G 940 5120 SCREW 0M1G 940 10120 SCREW 0M1G 940 16 47 CR3 SCREW...

Page 69: ...AGEO R003 061G06031801FY RST CHIPR 1 8KOHM 1 1 10W YAGEO R007 061G06031801FY RST CHIPR 1 8KOHM 1 1 10W YAGEO R006 061G06034301FT RST CHIP 4K3 1 10W 1 R002 061G06034301FT RST CHIP 4K3 1 10W 1 R004 061G...

Page 70: ...J 6KV C8810 065G 6J3096ET CER CAP 3PF J 6KV C8809 065G 6J3096ET CER CAP 3PF J 6KV C8808 065G 6J3096ET CER CAP 3PF J 6KV C8807 065G 6J3096ET CER CAP 3PF J 6KV CN8801 095G 825 6D505 HARNESS 6P SCN 5P PL...

Page 71: ...64 33 DIO SIG SM BAV99 PHSE R D8813 093G 64 33 DIO SIG SM BAV99 PHSE R D8814 093G 64 33 DIO SIG SM BAV99 PHSE R D8815 093G 64 33 DIO SIG SM BAV99 PHSE R D8816 093G 64 33 DIO SIG SM BAV99 PHSE R D8817...

Page 72: ...8 093G 64 1152T PH SWITCH DIODE 1N4148 BY PHILIPS D8807 093G 64 1152T PH SWITCH DIODE 1N4148 BY PHILIPS D8806 093G 64 1152T PH SWITCH DIODE 1N4148 BY PHILIPS J8820 095G 90 23 JUMPER WIRE J8821 095G 90...

Page 73: ...ORMER ASS Y Q34FPE16P01 EEL 16 COVER 071FPE16101 01 MAGNETIC CORE EEL16 Z PC40 S80GL42T22VZ TRANSFORMER ASS Y T8810 S80GL42T22V TRANSFORMER ASS Y Q34FPE16P01 EEL 16 COVER 071FPE16101 01 MAGNETIC CORE...

Page 74: ...0W TZAI YUAN R010 061G0603681 JT RST CHIPR 680OHM 5 1 10W TZAI YUAN C001 065G060310132K Y CAP CHIP 0603 100PF K 50V X7R C003 065G060310432K Y CAP CHIP 0603 0 1UF K 50V X7R C002 065G0805106A7Z 3 CAP CH...

Page 75: ...802 080GL42T 20 YS X FMR 1 9MH YS04160231 T803 080GL42T 21 YS X FMR 5 5MH YS04160234 T801 080GL42T 21 YS X FMR 5 5MH YS04160234 F901 084G 41 11 L FUSE 5A 250V D908 093G 52 70 1 1N5408 E SHORT PIN 3A 1...

Page 76: ...AR 055G 23524 WELDING FLUX WITHOUT PB Q51G 6 4509 GLUE_RTV Q55G 100625 TIN STICK_LOW ARGENTUM IC904 056G 379104 IC ICE2PCS02G PG DSO 8 IC801 056T 379122 IC OZ9976GN C 0 TR SOP 16 IC902 056T 379133 IC...

Page 77: ...IPR 1 2 KOHM 5 1 8W R836 061G0805122 RST CHIPR 1 2 KOHM 5 1 8W R811 061G0805155 RST CHIPR 1 5 MOHM 5 1 8W R983 061G0805182 RST CHIPR 1 8 KOHM 5 1 8W R954 061G0805184 RST CHIPR 180K OHM 5 1 8W R940 061...

Page 78: ...G1206104 RST CHIPR 100 KOHM 5 1 4W R930 061G1206105 1M 1206 R931 061G1206105 1M 1206 R936 061G1206105 1M 1206 R834 061G1206122 RST CHIPR 1 2 KOHM 5 1 4W R802 061G1206122 RST CHIPR 1 2 KOHM 5 1 4W R907...

Page 79: ...V X7R C949 065G120622272K Y CAP CHIP 1206 2200PF K 500V X7R D805 093G 64 42 PP BAV70 SOT 23 D920 093G3060 1 T DIODE SUF305B 3A 600V DO 214AA D802 093T 60S 5 T SCS0520P SOD 123 D804 093T 60S 5 T SCS052...

Page 80: ...PHILIPS D915 093G 64 1152T PH SWITCH DIODE 1N4148 BY PHILIPS D916 093G 64 1152T PH SWITCH DIODE 1N4148 BY PHILIPS D917 093G 64 1152T PH SWITCH DIODE 1N4148 BY PHILIPS D809 093G 6452452T DIODE 1N4148 B...

Page 81: ...AGEO R985 061G1206152 RST CHIPR 1 5 KOHM 5 1 4W TZAI YUAN R986 061G1206152 RST CHIPR 1 5 KOHM 5 1 4W TZAI YUAN R857 061G0603274 RST CHIPR 270 KOHM 5 1 10W C810 065G080547232K A CAP CHIP 0805 4700PF K...

Page 82: ...2 A177 Q11G5059 1 POWER BOARD SUPPORT Q12T6300 3 FOOT PAD Q36T 600 31 7 NONWOVEN FABRIC Q36T 600 37 20 GP NONWOVEN FABRIC Q40G0001991 1A PO NO LABEL Q44GN00967212A 42 HAIER TV CARTON Q44TN009101 CUSHI...

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Alba L42M1, Service Manual

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