Hisense 40LD824F Service Manual Download Page 6

 

 

 

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LCD TV Service Manual                         

Hisense Confidential

 

1.1.6 

  (1) Do not supply a voltage higher than that specified to this product. This may 

damage the product and may cause a fire. 

(2) Do not use this product: 

> High humidity areas 

> In an area where any water could enter or splash into the unit. 

High humidity and water could damage the product and cause fire. 

  (3) If a foreign substance (such as water, metal, or liquid) gets inside the panel 

module, immediately turn off the power. Continuing to use the product may cause fire 

or electric shock. 

(4) If the product emits smoke, and abnormal smell, or makes an abnormal sound, 

immediately turn off the power. Continuing to use the product, it may cause fire or 

electric shock. 

  (5) Do not pull out or insert the power cable from/to an outlet with wet hands. It may 

cause electric shock. 

(6) Do not damage or modify the power cable. It may cause fire or electric shock. 

(7) If the power cable is damaged, or if the connector is loose, do not use the product: 

otherwise, this can lead to fire or electric shock. 

(8) If the power connector or the connector of the power cable becomes dirty or dusty, 

wipe it with a dry cloth. Otherwise, this can lead to fire. 

(9) Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer, 

Summary of Contents for 40LD824F

Page 1: ...LCDTelevision Service Manual Chassis MSD209GL Product Type Ver 1 0 Hisense Electric Co Ltd April 2010...

Page 2: ...ctory OSD Menu 9 2 2 Factory OSD Menu 9 3 UPDATE SOTFWRE 13 4 Troubleshooting 14 4 1 Troubleshooting for Remote Control 14 4 2 Troubleshooting for Function Key 15 4 3 TV won t Power On 16 4 4 Troubles...

Page 3: ...his Service Guide are effective methods of performing service operations Some of these service operations require the use of tools specially designed for the purpose The special tools should be used w...

Page 4: ...or altered without written permission from Hisense Hisense assumes no liability express or implied arising out of any unauthorized modification of design Servicetech assumes all liability 1 1 2 All IC...

Page 5: ...er or have the same characteristics as the original part Unauthorized substitutions may result in fire electric shock or other hazards and will void the manufacturer s warranty 1 1 5 Safety regulation...

Page 6: ...ck 4 If the product emits smoke and abnormal smell or makes an abnormal sound immediately turn off the power Continuing to use the product it may cause fire or electric shock 5 Do not pull out or inse...

Page 7: ...e power source of the TV during servicing To prevent electric shock and breakage of PC board start the servicing work at least 30 seconds after the main power has been turned off Especially when insta...

Page 8: ...deformation of parts and short circuits due to residual electric charge Perform a safety check when servicing is completed Verify that the peripherals of the serviced points have not undergone any de...

Page 9: ...e in the factory OSD menu When TV outgoing factory user can not enter factory OSD menu with Factory Remote b With user s RC 1 Power TV On 2 Press Menu button and call up User OSD Menu 3 Select Sound B...

Page 10: ...10 LCD TV Service Manual Hisense Confidential White Balance Mode R GAIN G GAIN B GAIN R OFFSET G OFFSET B OFFSET TEMPERATURE Auto Color MODE AUTO ADC R GAIN G GAIN B GAIN R OFFSET G OFFSET B OFFSET...

Page 11: ...ense Confidential 2 2 2 Design Menu Design Menu Color Temperature Video Curve Picture Mode Audio Curve Sound Mode EMC Adjust Over Scan Test Pattern OFF Options TOFAC M Logo Hisense OSD language Englis...

Page 12: ...L AV VOL HDMI VOL 120HZ 500HZ 1 5KHZ 5KHZ 10KHZ Video Curve MODE Brightness Sharpness Color Contrast TINT Curve _0 Curve _25 Curve _50 Curve _75 Curve 100 Sound Mode 120HZ 500HZ 1 5KHZ 5KHZ 10KHZ Mode...

Page 13: ...urn on the TV then insert the USB the update file merge bin should in root directory you should go to Option Software Update USB in the main menu After the updating TV will reboot If enter the Softwar...

Page 14: ...oubleshooting for Remote Control Remote control does not work Try new batteries Replace RC Check IR receiver Change Led IR board Change Led IR cable Replace main board Replace battery Replace remote c...

Page 15: ...ial 4 2 Troubleshooting for Function Key Buttons does not work Check switches Check key board Check Key BD cable Change Key BD Replace main board Check solder connections and see if any switches are s...

Page 16: ...pad PCA TV won t power on Is LED light NO YES Check Power Output YES NO Check Power Cord Only one works Replace Main BD Try Power on by RC and Button Neither works Both Work Power on OK YES NO Replace...

Page 17: ...ense Confidential 4 4 Troubleshooting for Audio No sound Check connecter Check speaker wire Replace main board Reconnect Replace speaker wire YES YES NO NO Check speaker set Replace speaker set YES NO...

Page 18: ...sense Confidential 4 5 Troubleshooting for TV VGA HDMI input No picture on the screen Check Signal Source Check connect Check cable Replace main board Make sure signal source is available Reconnect Re...

Page 19: ...ense Confidential 4 6 Troubleshooting for YPbPr input No picture on the screen Check Source work or not Check connect Check Wires Green Blue Red Replace main board Check Source Device Reconnect Replac...

Page 20: ...se Confidential 4 7 Troubleshooting for Video S Video input No picture on the screen Check Source work or not Check connect Check Cable Wires Replace main board Check Signal Source Reconnect Replace C...

Page 21: ...21 LCD TV Service Manual Hisense Confidential 5 Explode View 6 Schematic circuit diagram...

Page 22: ...lated flat 1 RSAG8 600 144 power connect board 1 RSAG2 908 1730 1 screw 1 SJ2836 87 M4X6 bracket 1 RSAG8 038 2046 power line 1 YS 17 2 VH bracket 1 RSAG8 038 2043 TFT panel 1 LTA400HF16 JK rating labe...

Page 23: ...ZWCAD 2008i WWW ZWCAD COM LTDN46T28GAM 1 36 37 38 1 4 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 20 19 18 21 24 39 26 27 28 17 22 23 29 31 32 33 34 35 30 2 25 40 41...

Page 24: ...racket RSAG8 038 2218 ROH 1 20 1031750 Screw GB T818 2000 M4X8 ROH 4 21 1031750 Screw GB T818 2000 M4X8 ROH 1 22 1062558 Bracket Unit RSAG6 150 699 ROH 1 23 1069961 Power Cord YP301 322 VH ROH 1 24 10...

Page 25: ...304 P0XP80503 P0XP80504 P0XP80507 P0XP80508 P0XP805013 P0C80402 P0C80502 P0C80202 P0C80601 P0C80801 P0C81402 P0C81502 P0C81602 P0C81702 P0C81801 P0C81902 P0C82102 P0C82202 P0C82402 P0C83101 P0C83201 P...

Page 26: ...1 2 C123 2 2u C123 2 2u R12 1K R12 1K R881 5 1K_1 R881 5 1K_1 R884 0R R884 0R 1 2 R763 10K FR R763 10K FR 1 2 C163 0 1u C163 0 1u 1 2 CA135 220uF 16v CA135 220uF 16v 1 2 C114 0 1u C114 0 1u 1 2 L120...

Page 27: ...LVDS x 2 _10 bits_ GPIO Ethernet DDR2 x16 Data DDR2 x16 Addr CLK I2S O I UART I2C M PM USB x1 DDC x1 DDCx2 I2C S SIF x1 Serial TS PM SPI SAR x4 N8A MSD209 VIF_256p HDMI in x2 RGB in x3 CVBS in x7 _in...

Page 28: ...A CA121 100uF 16V CA121 100uF 16V R195 47R R195 47R C709 0 1u C709 0 1u 1 2 V9 3904 V9 3904 1 2 3 CA119 100uF 16V CA119 100uF 16V R400 10K R400 10K C708 1n C708 1n 1 2 C203 0 1u C203 0 1u ADJ OUT IN N...

Page 29: ...3 4 4 5 5 6 6 7 7 8 8 9 9 V26 3904 V26 3904 1 2 3 C250 47n C250 47n D26 ESD D26 ESD 1 2 C389 10uF C389 10uF C379 10uF C379 10uF D9 ESD D9 ESD 1 2 C229 NC 10pF C229 NC 10pF R232 47R R232 47R R223 12K R...

Page 30: ...0 1uF D94 ESD D94 ESD 1 2 R664 0R R664 0R C305 0 1uF C305 0 1uF D68 ESD D68 ESD 1 2 R665 NC 4K7 R665 NC 4K7 D84 ESD D84 ESD 1 2 R437 22K R437 22K R639 0R R639 0R D97 ESD D97 ESD 1 2 R535 0R R535 0R V...

Page 31: ...1 2 R352 100R R352 100R R364 10K R364 10K 1 2 C279 2 2u C279 2 2u C282 560p C282 560p C277 47n C277 47n R361 100R R361 100R XS35 VGA XS35 VGA 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 D75 ESD D75 ESD...

Page 32: ...ent Number Rev Date Sheet of USB VIF 256p demo Board 13 7 1 0 A4 Friday November 27 2009 Title Size Document Number Rev Date Sheet of USB VIF 256p demo Board 13 7 1 0 A4 Friday November 27 2009 R378 4...

Page 33: ...2 25 NC 26 GAIN2 27 GAIN1 28 CPRO 29 AGND_29 30 DVDD 31 VD 32 ROC 33 ROSC 34 NC_34 35 VSB1 36 OUTB1 37 OUTB1_37 38 VDB1 39 VDB1_39 40 SPIB1 41 HBB1 42 HBA1 43 SPIA1 44 VDA1 45 VDA1_45 46 OUTA1 47 OUTA...

Page 34: ...891 10K R891 10K R896 16K_1 R896 16K_1 C22 100nF C22 100nF 1 2 L20 FB L20 FB C297 1n C297 1n 1 2 CA16 100uF 25V CA16 100uF 25V CA17 100uF 16V CA17 100uF 16V C293 10uF C293 10uF C61 100nF C61 100nF 1 2...

Page 35: ...8 _165 4 GPIO 9 _166 5 VSS_167 6 VDDC_168 7 GPIO 10 _169 8 GPIO 11 _170 9 GPIO 12 _171 10 GPIO 13 _172 11 PDI 12 BIST 13 GPIO 14 _175 14 VDDP_176 15 VSS_177 16 VDDC_178 17 DDR2_DQ 4 _179 18 DDR2_DQ 3...

Page 36: ...R2 100K R3 100K R4 100K 3 3V R9 100K R8 100K R7 100K Sensor_1 Sensor_2 Sensor_3 Sensor_4 Ca_Out Ca_Ref Sensor_1 Sensor_2 Sensor_3 Sensor_4 Ca_Out Ca_Ref PWM_2 R15 3 3K V1 BC847BW R16 100 R17 100 R18...

Page 37: ...3 100K R4 100K 3 3V R9 100K R8 100K R7 100K Sensor_1 Sensor_2 Sensor_3 Sensor_4 Ca_Out Ca_Ref Sensor_1 Sensor_2 Sensor_3 Sensor_4 Ca_Out Ca_Ref PWM_2 R15 3 3K V1 BC847BW R16 100 R17 100 R18 100 R19 10...

Page 38: ...904 VR1 NC 3904 VDR1 NC LED 2 SMT VDR1 NC LED 2 SMT N 1 N 2 P 4 P 3 20 MARK 20 MARK N1 ISL29101 N1 ISL29101 Vdd 1 Vss 2 Rext 3 GND 4 SCL 5 SDA 6 14 MARK 14 MARK 7 MARK 7 MARK R102 100 R102 100 R107 NC...

Page 39: ...3904 VDR1 NC LED 2 SMT VDR1 NC LED 2 SMT N 1 N 2 P 4 P 3 20 MARK 20 MARK N1 ISL29101 N1 ISL29101 Vdd 1 Vss 2 Rext 3 GND 4 SCL 5 SDA 6 14 MARK 14 MARK 7 MARK 7 MARK R102 100 R102 100 R107 NC 180 R107...

Page 40: ...CT 1 1 7 CONN RECT 1 7 CONN RECT 1 1 R12 NC 0R R12 NC 0R 33 MARK 33 MARK 27 MARK 27 MARK 8 CONN RECT 1 8 CONN RECT 1 1 XP1 XP1 1 2 3 4 5 39 MARK 39 MARK 15 CONN RECT 1 15 CONN RECT 1 1 M CONN RECT 1 M...

Page 41: ...ONN RECT 1 7 CONN RECT 1 1 R12 NC 0R R12 NC 0R 33 MARK 33 MARK 27 MARK 27 MARK 8 CONN RECT 1 8 CONN RECT 1 1 XP1 XP1 1 2 3 4 5 39 MARK 39 MARK 15 CONN RECT 1 15 CONN RECT 1 1 M CONN RECT 1 M CONN RECT...

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