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Haier HLC32B - 32" LCD TV, Руководство по обслуживанию, Страница: 54 / 55

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Haier HLC32B - 32

54 

Failure Mode

 

Part Name Description  Phenomena 

Failure 

cause 

White 

Screen 

B/L normal, only 

white screen 

display 

 

Black 

Screen 

B/L normal, only 

Black screen 

display 

 

 

Maybe caused by surge current and EDS 

FIIcker Crosstalk 

 

LCD Vcom imbalance 

Abnormal 

Color 

Only        color 

abnormal 

 

Capacitance improper bring crosstalk inside LCD 

panel 

Circuit 

 

Abnormal 

Color 

Only color 

abnormal 

 

1. Chip lose action 

2.   IC short or joint bad 

3. Panel and VSC connect bad 

 

Failure Mode 

Part Name  Description 

Phenomena 

Failure 

cause 

Mechanlcal 

Nolse 

When turn 

panel,appear 

cacophony 

 

Caused by Mechanica noise of backlight 

unit 

Ripple Connectric 

circle 

 

Causeed by between mechanism and 

Panel 

B/L off   

B/L lose action 

*Connect badness between wire and 

electrode 

B/L dark 

B/L brightness 

darker than normal

 

 

*Connect badness 

Short between wire and electrode 

 

B/L wire 

damaged 

B/L wire damaged 

Operation abnormal or systemic noise 

Содержание HLC32B - 32" LCD TV

Страница 1: ...1 HLC32B TV 8888 133 ...

Страница 2: ... warnings or cautions to advise non technical individuals of potential dangers in attempting to service a product Products powered b electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product deal with in this service information by anyone else could result in serious injury or death ...

Страница 3: ... controls 21 5 2 Back panel controls 22 5 3 Setting Up Your Remote Control 23 6 DISASSEMBLY INSTRUCTIONS 24 6 1 whole machine 25 6 2 Base subassembly 26 6 3 Back cover subassembly 26 6 4 Screen bracket subassembly 27 6 5 Front frame subassembly 27 6 6 Wire subassembly Connection Sketch Interpretat 28 6 6 1 Wire Photo 28 6 6 2 Components List 28 7 MEASUREMENTS AND ADJUSTMENTS 28 8 BLOCK DIAGRAM AND...

Страница 4: ...use instructions Water and moisture Do not use your TV near water For example do not use it near a bath tub wash bowl kitchen sink laundry tub in a wet basement or near a swimming pool Cleaning Unplug your TV before cleaning Do not use liquid or aerosol cleaners Use only a damp cloth to clean the exterior of your TV Ventilation Slots and openings in the cabinet and the back or bottom are provided ...

Страница 5: ...onnect the antenna or cable system This helps prevent damage to your TV from lightning and power line surges Servicing Do not attempt to service your TV yourself because opening or removing covers may expose you to angerous voltage or other hazards Refer all servicing to qualified service personnel Replacement parts When replacement parts are required make sure that the service technician uses rep...

Страница 6: ...nel contains almost 3 million thin film transistors which provide exceptionally sharp video quality Occasionally a few non active pixels may appear on the screen as a fixed blue green or red point These non active pixels do not adversely affect the performance of your TV and are not considered defects 2 Specification Model HLC32B Screen size 32inch Aspect ratio 16 9 Resolution 1366X768 Response Ti...

Страница 7: ...LS AND COMPONENTS 3 1 Board Location No Parts number Description A Board Power Board B Board Main Board 3 2 Main Board 3 2 1 Function Description Main Board Process signal which incept from exterior equipment then translate into signal that panel can display ...

Страница 8: ...ctor definition Power connector CNA1 IR connector CNE1 Pin number Signal name Description 1 ON OFF Control the power of system 2 GND Ground 3 5VSB Power of TV standby 4 GND Ground 5 GND Ground 6 12V Power of system 7 12V Power of system ...

Страница 9: ...rol Menu V V INPUT Pin number Signal name Description 1 BKANJ Control the backlight of pannel 2 BKEN The system turn on or turn off the backlight of TFT LCD Panel through the power supply unit path 3 GND GND 4 5V Not use Pin number Signal name Pin number Signal name Pin number Signal name 1 LVDS VDD 9 Not use 17 A1P 2 LVDS VDD 10 Not use 18 A1N 3 LVDS VDD 11 Not use 19 A2P 4 LVDS VDD 12 Not use 20...

Страница 10: ... and DC DC power board 3 3 2 Connector definition CONNECTOR CON2 Pin number Signal name Description 1 18V Power of Audio power amp 2 18V Power of Audio power amp 3 GND Ground 4 GND Ground Pin number Signal name 1 L 2 L 3 R 4 R CON2 Signal name 1 24V 2 24V 3 24V 4 24V 5 24V 6 GND 7 GND 8 GND 9 GND 10 GND ...

Страница 11: ...ption Display the signal 3 4 2 Connector definition Pin No Symbol Description Note 1 Power DC 12V 2 Power DC 12V 3 Power DC 12V 4 Power DC 12V 5 Power DC 12V 6 GND GND 7 GND GND CON6 Signal name 1 2 18V 3 4 GND CON4 Signal name 1 ON OFF 2 GND 3 5VSB 4 GND 5 GND 6 12V 7 ...

Страница 12: ... GND GND 20 RO 3 N ODD LVDS SINGAL 21 RO 3 P ODD LVDS SINGAL 22 NC NC 23 NC NC 24 GND GND 25 RE 0 P EVEN LVDS SINGAL 26 RE 0 N EVEN LVDS SINGAL 27 RE 1 P EVEN LVDS SINGAL 28 RE 1 N EVEN LVDS SINGAL 29 RE 2 P EVEN LVDS SINGAL 30 RE 2 N EVEN LVDS SINGAL CND1 Header S14B PH SM4 TB D LF JST or equivalent Pin No Symbol Description 1 2 3 4 5 VBL 24V Power input 6 7 8 9 10 GND Ground 11 NC NC 12 BLON BL ...

Страница 13: ...INSTRUCTIONS 4 1 External Equipment Connections Accessories Antenna Connection Generally speaking to enjoy a clearer picture we recommend that you use a CATV system or an outdoor antenna location and antenna positioning ...

Страница 14: ...V Choose Your Connection There are several ways to connect your television depending on the components you want to connect and the quality of the signal you want to achieve The following are examples of some different ways to connect your TV with different input sources VCR connection ...

Страница 15: ...15 ...

Страница 16: ...16 ...

Страница 17: ...17 ...

Страница 18: ...esolution appropriately To get the best picture quality adjust the output resolution of the source device to 1280x720p Select HDMI input source in input source option of Select Main source menu When the source device DVD player or Set Top Box supports DVI How To Connect 1 Connect the source device to HDMI port of this TV with a HDMI to DVI cable not supplied with this product 2 A separated audio c...

Страница 19: ...19 HDMI Cable not supplied with the product HDMI to DVI Cable not supplied with the product Analog Audio Cable Stereo to RCA type not supplied with the product ...

Страница 20: ...20 Power source Removing the table stand and installing a wall mount bracket ...

Страница 21: ...e as left right buttons 4 CH Press to scan through channels To scan quickly through channels press and hold down either In the MENU screen these buttons serve as up down buttons 5 POWER Press to turn on and off the TV 6 AV2 AUDIO IN Connect to hear stereo sound from an external device 7 HDMI3 IN Connect a signal from an external device to HDMI 8 AV2 VIDEO IN Connects the video signal from a video ...

Страница 22: ...nnect digital audio from an external device NOTE In standby mode these ports will not work 8 VIDEO Out Connect the second TV or monitor to the TV s AV OUT 9 AUDIO Out Connect the audio L R cables to the second TV s AV IN 10 VIDEO IN Connects the video signal from a video device 11 AUDIO IN Connect the audio L R cables from the Video signal source these jacks 12 S VIDEO IN Connect the S Video cable...

Страница 23: ...e the remote control to shock or liquids Do not use the remote control in an area with high humidity Do not place the remote control in direct sunlight Do not place objects such as furniture between the remote control and the remote sensor The remote control may not work if direct sunlight or bright light shines on the remote sensor Either move your TV or change the angle at which you use the remo...

Страница 24: ...re above by Then remove the back cover from the unit 2 Remove the Pedestal Lay down the unit so that rear cover faces upward Remove the four screw from the rear cover indicated with Then remove the pedestal 3 Remove the power module 5 Remove the speaker Remove the four screws take out the speaker ...

Страница 25: ...Front frame subassembly Back cover subassembly Screen bracket subassembly Base subassembly LCD panel Power assembly PSU Wire subassembly Components List NO Name Description Parts number 1 Accessories Assembly 2 Packaging Assembly 3 TV Set 3 1 Support Stand Assembly 3 2 Back Cabinet Assembly 3 3 Flat Panel Bracket Assembly 3 3 1 Bracket Subassembly 3 3 2 Mainboard Assembly 3 4 LCD PANEL T315XW02 VC...

Страница 26: ...2 Support Stand Subassembly 3 Bolt GB9074 4 88 M4X12 6 3 Back cover subassembly 1 2 NO Name Description Parts number 1 Back Cabinet subassembly 2 Back Cabinet assembly Include 2 1 2 2 2 3 2 4 2 5 2 1 Back Cabinet 2 2 Side AV label 2 3 Back jack label 2 4 Screw SJ2824 87 ST4X12F Black ...

Страница 27: ...Description Parts number 1 Flat Panel Bracket Assembly 2 Flat Panel Bracket assembly Include 2 1 2 1 Flat Panel Bracket 6 5 Front frame subassembly 2 1 1 2 3 2 3 2 2 2 4 4 Components List NO Name Description Parts number 1 Front Cabinet module 2 Front Cabinet assembly ...

Страница 28: ... input connect wire TJC6 5P 500mm D187T 2 24v power wire TJC3 10 600mm PH 14 600mm PH 4 3 LVDS wire A2006H00 2 16P 350 FI E30HL 4 12V Power wire TJC3 7P 600mm TJC3 2P 5 Remote control wire PH 5 500 PH 5 6 Key wire PH 3 800mm PH 3 7 Speaker wire RoHS TJC3 4Y 800mm D187T 8 Side AV wire PH 5 300 PH 5 9 18v Power wire TJC3 4P 350mm TJC3 4P 7 MEASUREMENTS AND ADJUSTMENTS The way to the factory mode men...

Страница 29: ...29 2en input 8893 Finished these operations system will be into the factory mode menu 1 Version Info 2 Video 3 Audio ...

Страница 30: ...30 4 Channel 5 Gamma 6 BackLight ...

Страница 31: ...31 7 Function ...

Страница 32: ...32 8 BLOCK DIAGRAM AND CIRCUIT DIAGRAM 8 1 BLOCK DIAGRAM 8 2 CIRCUIT DIAGRAM ...

Страница 33: ...ER HDMI SWITCH PS321 MT5380P1 V2 V1 C 1 15 Monday April 07 2008 INDEX MAIN POWER NUSTC_5380P1_V2_FOR HAIER Title Size Document Number Rev Date Sheet of MediaTek Inc TEL 03 567 0766 FAX 03 578 7610 No 1 2 Innovation Rd 1 SBIP Hsin Chu City 300 Drawn 3V3SB 5VSB 12V OPWRSB 5V OIRI OPCTRL3 ADIN2 ADIN1 LED_GRE OPCTRL3 ADIN1 ADIN2 GND LED_GRE LED_RED ADIN2_K1 ADIN1_K0 LED_CTL LED OPWRSB OIRI IR_IN ADIN2...

Страница 34: ...0603 SMD U4 IC LP2996 DDR Termination SOP 8 SOP8 SMD 1 2 3 4 5 6 7 8 GND SD VSENSE VREF VDDQ AVIN PVIN VTT R2 2K R0603 SMD R1 110 R0603 SMD CB64 0 1uF C0603 SMD U11 LT1084 TO 252 3 TO 252 3 SMD 3 1 2 IN ADJ GND OUT R11 180 R0603 SMD C301 NC 100nF C0603 SMD U1 AZ1117 adj SOT223 SMD 1 2 3 0 ADJ GND OUT IN OUT CE33 470uF 16V C470UF16V D8H9 CB33 0 1uF C0603 SMD R5 750 R0603 SMD CB8 0 1uF C0603 SMD R6 ...

Страница 35: ... 1 2 3 IN GND OUT CB32 0 1uF C0603 SMD CE96 220uF 16V C220UF10V D6 3H7 CB228 0 1uF C0603 SMD R14 180 R0603 SMD CB197 0 1uF C0603 SMD R19 0 R0603 SMD C575 1uF C0603 SMD CE19 470uF 16V C470UF16V D10H9 CB229 0 1uF C0603 SMD CE22 100uF 16V C100UF16V D6 3H7 C573 1uF C0603 SMD CE83 100uF 16V C100UF16V D6 3H7 CE30 100uF 16V C100UF16V D6 3H7 CE28 100uF 16V C100UF16V D6 3H7 U7 AZ1117 adj SOT223 SMD 1 2 3 0...

Страница 36: ... 100 R0603 SMD R28 10K R0603 SMD C21 5pF C0603 SMD R22 47K R0603 SMD R40 4 7K R0603 SMD R198 10K R0603 SMD CB2 0 1uF R27 1 R0603 SMD C22 1uF C0603 SMD R42 10 FB17 FB BEAD SMD 0603 H3 HOLE GND 2 3 4 5 9 8 7 6 1 2 3 4 5 9 8 7 6 1 Q1 2N3904 SOT23 SMD 1 3 2 R199 NS 10K R0603 SMD R25 1K R0603 SMD R21 220 R0603 SMD CB70 0 1uF C0603 SMD Y1 60MHz CRYS 49US P4 88 R18 0 R0603 SMD R44 470 R30 33 R0603 SMD R1...

Страница 37: ...ND4 NC or OOB B1_ 5V GND or SIF O P GND or CVBS RF_AGC Mon NC or AFT NC or IF_AGC Mon NC or B2_Ana_ 5V TU_ 32V GND GND SCL SDA AS B_IF O P D_IF_AGC NC D_IF_O P_1 D_IF_O P_2 C42 0 01uF C0603 SMD C41 1uF C0603 SMD CE38 100uF 16V C100UF16V D6 3H7 C70 10nF C0603 SMD R34 5 1K 1 R0603 SMD FB34 FB BEAD SMD 0805 R1159 220K R0603 SMD C75 10nF C0603 SMD QF1 2N7002LT1 SOT23 SMD 1 3 2 C57 4 7uF 10V C0805 SMD ...

Страница 38: ... 4 5 6 7 8 CA20 0 1uF C0603 SMD CA5 0 1uF C0402 SMD RA8 75 R0603 SMD RNA4 47x4 RN0402 SMD 1 2 3 4 5 6 7 8 RA7 75 R0603 SMD RNA6 47x4 RN0402 SMD 1 2 3 4 5 6 7 8 RA14 100 R0603 SMD CA27 0 1uF C0603 SMD UA1 16M x 16 DDR TSOP 66 TSOP66 SMD 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58...

Страница 39: ...TMS JTRST_ JTCK JTDO JTDI OIRI R1209 0 R0603 SMD R1257 NC 4 7K R0603 SMD R45 4 7K R0603 SMD R54 10K R0603 SMD R61 4 7K R0603 SMD U17 M25P16 NS CASON8 SMD 1 2 3 4 5 6 7 8 S_ Q W_ VPP VSS D C HOLD_ VCC R1227 NC 4 7K R0603 SMD CB452 0 1uF C0603 SMD CB52 0 1uF C0603 SMD R197 NC 10K R0603 SMD RN5 10K RN0603 SMD 1 2 3 4 5 6 7 8 CA36 4 7uF 10V C0805 SMD CA37 0 1uF C0603 SMD CB53 0 1uF C0603 SMD CA39 0 1u...

Страница 40: ...A D SMA SMD C17 4 7uF 10v C0805 SMD R2116 68R D211 PESD1206Q 140 PESD1206Q 140 SMD 1 2 3 4 5 6 7 8 C720 100nF R2050 0 R2113 100K R2092 100 NC R2080 47K R2065 1K NS C725 100nF R2081 100 NC CN2 HDMI HAIER 20 21 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 22 23 SHELL1 SHELL2 D2 D2 Shield D2 D1 D1 Shield D1 D0 D0 Shield D0 CK CK Shield CK CE Remote NC DDC CLK DDC DATA GND 5V HP DET SHELL3 SHELL4 C...

Страница 41: ...153 NC FB R1206 SMD R2103 10K Q9 2N3904 SOT23 SMD 1 3 2 R2106 100 Q29 2N3904 SOT23 SMD 1 3 2 R2096 NS 0 R123 100K R0603 SMD L132 FB R1206 SMD U76 AP1530 SOP 8 SOP8 SMD 1 2 3 4 5 6 7 8 FB EN OCSET Vcc O P O P Vss Vss CE72 100uF 16V C100UF16V D6 3H7 R2105 100 R401 10K R0603 SMD FB12 NC R1206 SMD Q28 2N3904 SOT23 SMD 1 3 2 C85 1uF C0603 SMD R2102 10K R2072 4 3K R0603 SMD U13C MT5380 SMD LQFP LQFP256 ...

Страница 42: ... 1K R0603 SMD C363 10nF C0603 SMD CE648 10uF 10V R1206 R1836 10K R0603 SMD R1640 75 R0603 SMD C353 15pF C0603 SMD R1636 68 R0603 SMD R1842 10K R0603 SMD C636 4 7uF 6 3V C0603 SMD R1878 1K R0603 SMD D157 NS EZJZ0V800AA ESD0603 SMD 1 2 R36 22 R0603 SMD R1848 10K R0603 SMD R153 33K R0603 SMD R1830 NC 0 R0603 SMD R1831 75 R0603 SMD D160 NS EZJZ0V800AA ESD0603 SMD 1 2 R1833 75 R0603 SMD w red P76 RCA2X...

Страница 43: ...603 SMD R67 10K FB68 80 100MHz BEAD SMD 0603 C135 10nF C0603 SMD D31 NS EZJZ0V800AA ESD0603 SMD 1 2 R169 68 R0603 SMD R160 0 R0603 SMD R181 0 R0603 SMD R171 75 R0603 SMD R182 10K R0603 SMD C137 5pF C0603 SMD R161 0 R0603 SMD FB69 80 100MHz BEAD SMD 0603 QF4 2N7002LT1 SOT23 SMD 1 3 2 w red P82 RCA2X1 RCA2 HAIER 1 3 5 4 2 R62 1K C136 10nF C0603 SMD D23 NS EZJZ0V800AA ESD0603 SMD 1 2 C141 5pF C0603 S...

Страница 44: ...0K R0603 SMD R1592 100 R0603 SMD L34 0 L IND SMD 0603 C459 47pF C0603 SMD R1525 47 R0603 SMD R79 100 R0603 SMD D147 NS EZJZ0V800AA ESD0603 SMD 1 2 C111 NS 43pF C0603 SMD w red P80 RCA2X1 RCA2 HAIER 1 3 5 4 2 R1560 100 R0603 SMD C567 10nF C0603 SMD CB163 0 1uF C0603 SMD R1858 47 R0603 SMD R1882 1K R0603 SMD CB162 0 1uF C0603 SMD CE47 470uF 16V C470UF16V D10H9 C536 47pF C0603 SMD D197 NS EZJZ0V800AA...

Страница 45: ...ASPDIF 10 12V 1 3 9 10 14 15 OFF_MUTE 14 AOLRCK 7 AOBCK 7 GPIO_ 4 11 4 8 9 14 15 OPCTRL1 4 11 3V3SB 1 2 4 7 8 9 AR2 14 AL2 14 HPDET 14 AIN3_L 10 AIN3_R 10 5VSB 1 2 11 15 GND 1 2 3 4 5 6 7 8 9 10 11 12 14 15 A0SDATA0 9 AOMCLK 9 AV33 AV33 AV33 AV33 AV33 3V3SB U13G MT5380 SMD LQFP LQFP256 SMD 5380 179 178 177 176 175 174 173 172 171 183 181 182 180 203 200 201 202 198 188 187 191 189 192 184 190 186 ...

Страница 46: ...C655 4 7uF 6 3V C0603 SMD R1770 33K R0603 SMD C659 4 7uF 6 3V C0603 SMD CE20 220uF 16v C220UF16V D6H11 R64 C167 2 2nF C40 1uF C0603 SMD R1800 10K R0603 SMD R1766 33K R0603 SMD CB981 0 1uF C0603 SMD D16 NS 1N4148 1N4148 SMD R1767 33K R0603 SMD C170 10uF 6 3V R1206 C35 1uF C0603 SMD C660 4 7uF 6 3V C0603 SMD C702 4 7uF 6 3V C0603 SMD R1808 10K R0603 SMD R1616 1K R0603 SMD R279 470 R0603 SMD C585 1uF...

Страница 47: ...03 SMD R1775 10K R0603 SMD FB72 150_Ohm_2A R1206 SMD 1 2 R17724 7K R0603 SMD R1781 4 7K_DNS R0603 SMD C681 0 22uf C0603 SMD C665 0 22uf C0603 SMD R1785 470 R0603 SMD 1 2 R1773 39K R0603 SMD R1777 4 7K R0603 SMD CE630 47uF 16V C47UF16V D5H7 1 2 R1784 NC R0603 SMD 1 2 C671 1500P C0603 SMD D175 1N4148 1N4148 SMD C672 1uF C0603 SMD Q62 MMBT3904 SOT23 1 2 3 C664 0 1uF C0603 SMD C689 0 47uF 50V C DIP C6...

Страница 48: ...48 9 WIRING CONNECTION DIAGRAM ...

Страница 49: ...49 10 TROUBLE SHOOTING GUIDE 10 1 Simple check 10 1 1 LCD is not bright 10 1 2 No picture ...

Страница 50: ...50 First check cables which connect with PSU then check as follows 1 Check input voltage CNA1 2 Check output voltage CND1 CNA1 CND1 ...

Страница 51: ...51 10 1 3 No sound First check cables which connect with PSU then check as follows 1 Check input voltage as NO picture 2 Check speaker output ...

Страница 52: ... PSU failure check State No power First check cables which connect with PSU then check as follows 1 Check PSU input voltage AC input CON1 2 Check PSU output voltage orderly CON2 10 3 Panel failure Failure Mode ...

Страница 53: ...o LCD Mis align between TCP and Panel Panel failure TCP failure Failure Mode Part Name Description Phenomena Failure cause Dot Defect Bright dot dark dot in panel Incoming Inspection Standard Polarizer Bubble Bladder in Polarizer Bladder between Polarizer and top glass Polarizer Scratch Polarizer Scratch Tine or rigidity arose Panel or Polarlzer F M inside Polarizer Eyewinker inside Polarizer Eyew...

Страница 54: ... Color Only color abnormal 1 Chip lose action 2 IC short or joint bad 3 Panel and VSC connect bad Failure Mode Part Name Description Phenomena Failure cause Mechanlcal Nolse When turn panel appear cacophony Caused by Mechanica noise of backlight unit Ripple Connectric circle Causeed by between mechanism and Panel B L off B L lose action Connect badness between wire and electrode B L dark B L brigh...

Страница 55: ...ire like F M in B L unit Failure Mode Part Name Description Phenomena Failure cause Light leakage Brightness at bottom of LCM brighter than normal B L unit badness Uniformity B L brightness asymmetric Sheet in B L unit is uneven Mechanlcal or B L Mount hole Lack screw or screw damage Lack screw Screw damage ucts com 877 467 4289 Distributed by Best Buy Purchasing LLC 7601 Penn Avenue South Richfie...

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