Haier HLH26BB, Service Manual

Page 1: ...SERVICE MANUAL FOR LCD TV HLH26BB HLH32BB HLH37BB TV 8888 47 ...

Page 2: ...oduct Code Illumination and Series Introduction 3 3 Main Unit Description 4 4 Features 6 5 Connection Sketch Interpretation 9 6 Introduction to Circuit Boards 11 7 BUS Control Adjustment 34 8 Exploded View 38 9 List of Parts 39 ...

Page 3: ...2 Product Code illumination and Series Introduction L26 V6 A8 LCD Model series of cabinet Number Screen size 26inch The code of the engine core ...

Page 4: ... 38 Quick View Yes 12 Color display 16777216 39 On Off Time Yes 13 OSD languages 13 40 PIP No 14 Balance Yes 41 NO of built in speakers 4 15 Equlizer Yes 42 NO of outer speakers No 16 Surrounding sound Yes 43 Audio output power Built in W 5W 2 17 Digital Bass Yes 44 Audio output power outer W No 18 Sound mode Yes 45 Total power input W 150 150 220 W 19 NICAM Yes 46 Voltage range V AC120V 20 Mute Y...

Page 5: ...5 Connection sketch interpretation ...

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Page 7: ...BLOCK DIAGRAM ...

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Page 9: ...6 Circuit diagram ...

Page 10: ... 16V CA5 1uF_0805 CA55 220pF RA5 100K CA5 470nF UA8 LM4558 1 2 3 4 5 6 7 8 OA INA N_INA V N_INB INB OB V QA1 MMBT3906_DNS 1 2 3 CA58 10uF 16V CA6 470nF LA11 10uH CA12 10nF_DNS CA19 10uF 16V_DNS LA9 10uH CA13 10nF_DNS CA3 10nF CA60 22uF 16V RA100 1K CA9 470nF CNA11 CON2 2X1_2 5MM_DNS 1 2 RA105 4K7 CA52 22uF 16V LA29 3 3uH_0805 CNA3 3X1 2mm_DNS 1 2 3 CA50 1nF CA10 470nF CA24 470pF_DNS CA141 22uF 16V...

Page 11: ...CA97 470nF LA14 33uH CA64 2200pF_DNS CA76 47uF 16V CA68 2200pF_DNS LA15 33uH CA66 18nF UA5 LM1117EMPX ADJ 2 3 1 TAB OUT IN GND TAB CA72 470pF CA74 820nF CA75 10nF CA77 470pF RA83 100R 1 CA67 100nF CA69 4700pF RA102 1K CA71 220nF CA140 100nF CA73 100nF CA132 100uF 16V CA84 1uF CA78 100nF RA59 4K7 RA70 10K CA83 1uF RA69 10K CA107 1uF CA82 1uF RA84 560R 1 CA109 220pF CA81 1uF RA56 3K 1K RA58 3K 1K CA...

Page 12: ...R CT1 470pF CT6 100uF 16V RT3 22R CT3 100nF RT2 22R RT8 0R FBT2 150_Ohm_2000mA 1 2 CT9 1000uF 10V UT1 FQ1216 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 NC AGC NC TU 5V SCL SDA ADD_SEL NC NC NC NC SIF CVBS 5V IF AF T_GND T_GND T_GND T_GND RT7 100R CT2 100uF 16V RT9 0R RT10 0R RT5 0R RT11 0R RT12 0R CA163 220uF 16V FBT4 BEAD_0_DNS 1 2 LT1 470uH RT13 0R QT1 MMBT3906 1 2 3 RT6 390 RT14 0R RT15 0R FB...

Page 13: ...20 21 AOR AIR GND AOL GND AIL B V_ST GND DT2 G DT1 GND GND R RGB_ST GND VOUT GND VIN SHIELD RA133 220R CA156 220uF 16V RA135 68R CA175 330pF CNA21 scart2 1 2 4 3 5 6 7 8 9 10 11 12 13 14 15 16 17 19 18 20 21 AOR AIR GND AOL GND AIL B V_ST GND DT2 G DT1 GND GND R RGB_ST GND VOUT GND VIN SHIELD RA138 220R FBA5 BEAD_0 1 2 CA121 100uF 16V RA44 2K2 5K6 CNA19 1MM FPC CONNECTOR B30 1 2 3 4 5 6 7 8 9 10 1...

Page 14: ...3 4 8 7 6 5 C4 68pF R17 0R R21 1K R8 0R_DNS C3 100pF R16 1K C5 68pF R4 0R_DNS TP4 TP_T_C30 RP43 100Rx4 1 2 3 4 8 7 6 5 R19 10K_DNS TP1 TP_T_C30 TP3 TP_T_C30 R10 68R TP25 TP_T_C30 R20 10K_DNS R1 1K5 R6 10R R15 10K_DNS C305 100nF R9 68R C306 100nF TP2 TP_T_C30 C307 100nF C308 100nF C309 100nF R5 4K7 C1 10uF 16V TP5 TP_T_C30 C310 100nF RP42 100Rx4 1 2 3 4 8 7 6 5 C312 100nF Q1 MMBT3904 1 2 3 R2 4K7 C...

Page 15: ...1_8 VL1_8 VL1_8 3V3_SB AGND C29 100nF R27 75R C51 100nF C36 10uF 16V C23 100nF C18 100nF_DNS C27 100nF C31 100nF FB7 150_Ohm_600mA 1 2 C9 100nF R30 75R_DNS C43 10uF 16V C40 100nF R24 0R_DNS C24 100nF C16 100nF_DNS C33 30pF C42 2700pF FB10 150_Ohm_600mA 1 2 Y1 14 318MHz R31 75R C49 100nF C44 100nF C39 10uF 16V C20 100nF R37 1K C35 2700pF C54 100nF C321 100nF C322 100nF C28 10uF 16V C32 10uF 16V C34...

Page 16: ...N8 DIN4 DIN11 DIN5 DIN0 DIN23 DIN20 DIN12 DIN15 DIN14 DIN22 DIN13 DIN21 PLL_GND DIN8 DIN9 DIN10 DIN11 DIN5 DIN7 DIN4 VSSC DIN6 LVDSGND DIN21 DIN6 DIN15 DIN22 DIN16 DIN19 DIN18 DIN1 DIN3 DIN18 DIN19 DIN4 DIN14 DIN13 DIN2 DIN7 DIN17 DIN11 DIN20 DIN23 DIN9 DIN8 DIN16 DIN17 DIN5 DIN10 DIN12 DIN0 P_24 P_25 P_30 P_28 P_26 P_27 P_29 P_35 P_33 P_31 P_32 P_34 P_40 P_38 P_36 P_37 P_39 P_48 P_46 P_44 P_45 P_...

Page 17: ...00 100nF TP13 TP_T_C30 C82 100nF C89 100nF R282 0R RP11 33Rx4 1 2 3 4 8 7 6 5 C80 100nF TP11 TP_T_C30 R62 1K C78 10uF 16V RP37 33Rx4 1 2 3 4 8 7 6 5 R58 15R_DNS C84 100nF R59 15R_DNS TP14 TP_T_C30 C88 100nF R56 51R C79 10uF 16V C87 100nF TP9 TP_T_C30 RP13 33Rx4 1 2 3 4 8 7 6 5 C299 100nF R57 51R 4M X 32 DDR U3 TC59S6432CFT_4 53 55 28 26 27 25 23 56 24 57 31 32 33 34 47 48 49 50 51 45 36 29 30 94 5...

Page 18: ...9 67 51 62 4 113 76 77 78 79 80 81 82 83 119 6 50 VDDP VDDP VDDP VDDP VDDP AUSD0 AUSD1 DATA23 DATA22 DATA21 DATA20 DATA19 DATA18 DATA17 DATA16 AUWS AUSCK VDDC VDDC AVDD_AUPLL AVDD_PLL VDDP VDDP DATA15 DATA14 DATA13 DATA12 DATA11 DATA10 DATA9 DATA8 SPDIFO MCKO AMUTE DGND DGND DGND VDDC VDDP AVDD_MPLL AVDD_ADC AVDD_ADC NC NC DGND MPLL_GND RXB0P RXB2P RXB1N HSYNC0 VSYNC0 HSYNC1 VSYNC1 RXBCKN RXB2N AD...

Page 19: ... 7 5 2 6 38 28 20 12 3 4 35 18 15 13 11 14 26 23 21 19 22 34 31 29 27 30 72 74 75 76 155 156 158 83 43 44 41 40 157 37 32 33 24 25 16 17 8 9 46 48 113 112 111 110 109 107 105 103 81 82 121 122 52 53 54 55 56 57 58 60 61 62 139 138 135 134 131 130 128 127 146 143 144 126 140 141 66 68 64 45 59 73 95 114 136 151 50 65 101 106 132 142 39 147 148 149 150 152 49 47 51 63 67 88 96 104 108 129 133 137 14...

Page 20: ...100R C181 100nF U13 24C64 1 2 3 4 5 6 7 8 A0 A1 A2 GND SDA SCL PAGE VCC TP27 AD7 C180 100uF 16V R163 4K7 TP22 AD2 R193 100R R153 100R U11 M30620SPGP 23 31 30 28 2 25 26 27 8 14 15 22 35 1 3 4 6 7 9 10 12 13 17 18 20 21 24 32 33 34 36 37 38 39 40 41 42 43 44 29 5 11 16 19 60 61 71 72 73 74 75 76 77 78 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 70 69 68 67 66 65 64 63 85 84 83 82 81 80 79 95 92 91...

Page 21: ... 5 3 1 2 6 C205 1uF R240 270K_DNS L3 10uH L7 10uH L5 10uH C190 10nF C188 10nF C191 10nF L2 10uH C209 100pF FB14 150_Ohm_600mA 1 2 R219 100K R230 100K FB15 150_Ohm_600mA_DNS 1 2 R225 100K C208 100pF C204 100nF_DNS R241 10K_DNS CN10 PHONEJACK STEREO 1 4 5 6 2 3 R245 270K_DNS L4 10uH CN11 8X1 2mm 1 2 3 4 5 6 7 8 C203 3 3uF 50V_DNS R217 100K R238 470R_DNS R246 10K_DNS C206 3 3uF 50V_DNS CN11 8X2 2mm 1...

Page 22: ...ND AGND 12V AGND 12V 12V AGND R252 100R 10R R398 470R_DNS C223 10uF 16V C215 330pF_DNS C222 100nF R248 27R 0R_DNS R259 4K7 R400 470R_DNS R249 1K5 R260 75R_DNS R211 0R R253 27R 0R_DNS U16 TEA2014A 1 2 3 4 5 6 7 8 GND VOUT_1 VIN_2 NC SW VOUT_2 VCC VIN_1 C224 10pF R256 47R DNS C275 10uF 16V R261 1K 470R R130 1K_DNS Q8 MMBT3904 1 2 3 R250 27R 0R_DNS R252 10R_DNS R255 47R DNS R251 27R 0R_DNS R263 10K_D...

Page 23: ..._DNS R271 100R R287 OPR 30pF R277 75R 18pF L14 0 56uH 5 C230 75pF 56pF L9 3 3uH R313 75R 18pF R288 75R 18pF C235 75pF 56pF FB16 150_Ohm_2000mA_DNS C107 100uF 16V C234 130pF 100pF L24 470uH L11 0 56uH 5 CN17 7x1 2mm_DNS 1 2 3 4 5 6 7 R276 OPR 30pF CN18 RCA_RED 1 2 3 4 1 2 3 4 CN19 RCA_BLUE 1 2 3 4 1 2 3 4 C225 330pF R267 47R CN22 RCA_GREEN 1 2 3 4 1 2 3 4 C248 10nF_DNS R266 27R R435 1K CN37 2x1 2 5...

Page 24: ...5V_SB 5V_SB 5V_SB VDDA3 3 VDDA3 3 R317 100R D11 BAV99 3 1 2 R318 100R D13 BAV99 3 1 2 R324 75R_DNS R328 100R D5 BAV99 3 1 2 C258 100nF FB19 150_Ohm_600mA 1 2 R319 10K D8 BAV99 3 1 2 R331 10K D7 BAV99 3 1 2 C256 10uF 16V D6 BAV99 3 1 2 D9 BAV99 3 1 2 D12 BAV70 1 2 3 D10 BAV99 3 1 2 CN24 CON 12x1 2 5mm_DNS 1 2 3 4 5 6 7 8 9 10 11 12 C254 100pF R322 0R CN23 DB15 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16...

Page 25: ...44 1K R340 330R 0R C95 100uF 16V R350 10K Q15 MMBT3904 1 2 3 R341 330R 0R C265 47nF C479 1nF_DNS C264 47uF 16V C267 47uF 16V F1 FUSE_DNS R339 10K_DNS CN28 9X1 2mm 1 2 3 4 5 6 7 8 9 C260 47uF 16V R332 68R R335 100R R333 68R CN27 7X1 2 5mm 1 2 3 4 5 6 7 R397 0R_DNS 74LVC14 U21 74HCT14 1 2 3 4 5 6 9 8 11 10 13 12 7 14 1A 1Y 2A 2Y 3A 3Y 4A 4Y 5A 5Y 6A 6Y GND VCC R437 1K C261 100nF C262 100nF R396 0R_D...

Page 26: ...2 5 2 3 1 TAB OUT IN GND TAB C280 22uF 16V C295 100nF FB25 150_Ohm_2000mA R358 0R_DNS U7 MIC5209 2 5 LM2937IMP 2 5 1 2 3 IN GND OUT FB20 150_Ohm_2000mA C281 100nF R354 110R C285 100nF C282 100nF U26 LMS1587CS 3 3 2 3 1 TAB OUT IN GND TAB R359 0R_DNS C287 100nF C410 100nF R355 0R_DNS C270 22uF 16V U46 AZ1085D 5 0_DNS TO 252 2 3 1 TAB OUT IN GND TAB FB24 150_Ohm_2000mA C327 100nF FB34 150_Ohm_2000mA...

Page 27: ..._Ohm_2000mA_DNS R378 1K_DNS C393 15pF_DNS C396 680nF_DNS C368 1nF_DNS R384 0R_DNS C369 100nF_DNS C381 100nF_DNS Y5 32MHz_DNS C364 100nF_DNS L19 1uH_DNS C385 10uF 16V_DNS C373 1nF_DNS XC2028 U31 XC2028_DNS 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 B VDDS IN1 GNDS GNDS ExtChoke GNDS VDDS VDDA VDDA VDDA Vtune...

Page 28: ... C474 100nF U47 MP1583 2 6 5 4 3 9 1 8 7 VIN COMP FBK GND OUT TAB BS SS EN R443 12K U41 LM2673S 5 0 TO 263 7 2 5 6 4 1 8 3 7 VIN ILIM FBK GND OUT TAB CB SS C485 470uF 10V R420 15K C471 470uF 10V C483 220uF 16V R419 0R 39K C465 100nF C491 1nF C472 470uF 10V C468 220uF 16V D15 SK34DI 2 1 C484 100nF U47 LM2596S 5 0 1 5 4 3 2 6 VIN ON FBK GND Vout TAB U42 MP1583 2 6 5 4 3 9 1 8 7 VIN COMP FBK GND OUT ...

Page 29: ...V K03 1 3 2 4 K04 1 3 2 4 K05 1 3 2 4 RK12 330R RK11 10K_DNS QK2 MMBT3904_DNS 1 2 3 K06 1 3 2 4 RK13 330R K07 1 3 2 4 RK10 10R_DNS RK8 1K_DNS RK9 10K_DNS CNK1 CON9X1_2mm 1 2 3 4 5 6 7 8 9 CNK4 4x1 2mm 1 2 3 4 DK01 LN142 1 2 3 CNK3 USB CON 1 2 3 4 5 6 __VBUS __D __D __GND GND GND RK07 100R CK01 100nF RK02 2 7K QK1 MMBT3906_DNS 1 2 3 CP01 IR_3 1 2 3 RK14 10R RK06 16K RK04 5 6k RK05 8 2K CNK2 CON3X1_...

Page 30: ... CL1 47uF 16V RL16 10K RL27 1K RL23 10K RL8 10K QL2 MMBT2222A 1 2 3 RL14 10K_DNS QL1 MMBT2222A 1 2 3 RL24 10K CL5 47uF 16V RL7 10K QL6 MMBT2222A 1 2 3 RL4 1K QL4 AO7401_DNS 1 3 2 CL7 10nF_DNS QL9 MMBT2222A 1 2 3 RL15 10K QL10 MMBT2222A 1 2 3 RL20 10K RL9 1K RL12 10R RL31 10K RL25 47K_DNS CNL1 HEADER 5X2 2mm 1 2 3 4 5 6 7 8 9 10 RL17 1K RL11 10K UL1 PCA9554 1 2 3 14 15 13 4 5 6 7 9 10 11 12 16 8 A0...

Page 31: ...ctronic devices to receive uncompressed high quality digital video HD content over a single low cost DVI cable UA11 MSP3450G AUDIO DECODER The MSP 34x0G family of single chip Multistandard Sound Processors covers the sound processing of all analog TV Standards worldwide U3 K4D263238F 128M DDR SDRAM UA4 TPA3004 The TPA3004D2 is a 12 W per channel efficient Class D audio amplifier fordrivingbridged ...

Page 32: ...ocessing and more robustness with VCR type signals B Debug flow chart AC ON Power board NO STANDBY 5V FOUND Initialization YES Power failure Non integrity GOOD Whether alternating current input System Reset Power On 9V 12V 5V 2 5V 3 3V 1 8V FOUND Repair power board Replace fuse Check dc dc circuit and LDO circuit SvpEx Reset Svpex E0 Good SvpEx E0 error SvpEx no ack SvpEx communicate with MCU was ...

Page 33: ... 255 Warm Green Offset work on the range of adjusting CR CR 255 Warm Cold Offset work on the range of adjusting CR CR 255 Warm Note You can press V V to adjust white banlance and colortemperature SetUp Panel Type1 Type2 The style of the panel TunerPara VL The value of VL 0 ffff def 2288H VH The value of VL 0 ffff def 0C80H UVH The value of VL 0 ffff def 2288H Device Eeprom debug the parameter of t...

Page 34: ... Stand value 0 100 def 80 Video Soft Contrast Soft value 0 100 def 80 Bright Soft value 0 100 def 75 Saturation Soft value 0 100 def 80 Hue Soft value 0 100 def 0 Sharp Soft value 0 100 def 50 BackLight Soft value 0 100 def 70 Saving Bright Brightness value 0 100 def 80 Contrast value 0 100 def 70 Saving Normal Brightness value 0 100 def 60 Contrast value 0 100 def 55 Saving Gray Brightness value ...

Page 35: ...cal value range adjusting You can press V V to adjust them Audio Audio Music 120Hz value 50 50 def 40 500Hz value 50 50 def 40 1 5KHz value 50 50 def 30 5KHz value 50 50 def 15 10KHz value 50 50 def 15 Audio Theater 120Hz value 50 50 def 45 500Hz value 50 50 def 45 1 5KHz value 50 50 def 45 5KHz value 50 50 def 40 10KHz value 50 50 def 40 Audio Standard 120Hz value 50 50 def 15 500Hz value 50 50 d...

Page 36: ...0 Vol 30 value 0 127 def 90 Vol 50 value 0 127 def 100 RealWoofer on off of the real and dummy woofer Audio Set 4 Head Vol Min value 0 127 def 0 Head Vol 10 value 0 127 def 50 Head Vol 20 value 0 127 def 75 Head Vol 30 value 0 127 def 85 Head Vol 10 value 0 127 def 95 Head Vol Max value 0 127 def 100 Audio2 Saving Noise Volume Balance 120Hz 500Hz 1 5KHz 5KHz 10KHz Saving Normal Volume Balance 120H...

Page 37: ...he value of Video Mode onTV AV SAV HDTV PC DVI such as Video Bright Video Stand Video Soft PIP Source no work Factory on off of the factory systerm IAP IIC upgrading on line BusOff EepReset Eeprom initializes Note When you leave the FactoryMenu please make sure that the Factory item is off ...

Page 38: ...Sincere forever ...