Haier HL42XP22 Service Manual Download Page 36

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12) Audio Amplifier

R633

10K 1/10W 5%

Audio Mute Circuit

A24V

GAIN0

GAIN1

C635

1uF

C657

0.1uF 50V

C643

0.22uF/50V

C653

0.22uF/50V

C645

PD_MUTE

PVCCL

LIN

RIN

MUTE

BY PASS

AGND

PVCCR

VCLAMP

PVCCR

PGNDL

LOUT

BSL

AVCC

GAIN0

BSR

GAIN1

ROUT

PGNDR

TH1

U602

TPA3121D2PWPR

C641

0.22u 50V

L603

33uH +-25%

C638

1000uF 35V

C637

0.1uF 50V

R642

10K 1/10W 5%

C636

0.1uF 50V

L602

33uH +-25%

R649

0.5 OHM 2W

P24V

A24V

AUD_SHDN

C650

1uF

C651

1uF

AMP_BY PASS

C644

AMP_SD

R660

R658

R654

R655

AMP_RIN

11,13

AMP_LIN

11,13

R636

47K 1/10W 5%

R644

22K 1/10W 5%

A_MUTE

C640

NC/1uF/16V

C642

1uF/16V

R661

2 KOHM

AMP_RIN

R656

2 KOHM

GND

RESET

VCC

U601

G692L293TCUf 2.91V

AMP_LIN

PD_MUTE

C646

1uF/16V

Pop-Less Circuit

R643

150R 1/10W 5%

C648

NC/1uF/16V

CN606

CONN

Q602

MMBT3904

C654

C655

P12V

C649

0.22u 50V

R672

0R05 1/10W 5%

L+

L606

NC/300 OHM

P12V

R-

R+

0
0

L-

C656

470UF 35V

GAIN(dB)

C652

1000uF 35V

GAIN1

C634

470UF 35V

GAIN0

16.2mm

O=1.8mm

3mm

6.2mm

25mm

HEAT SINK
Q90G6119
5

33G3802 4B Y W

AUD_SHDN

R659

0R05 1/10W 5%

R653

0R05 1/10W 5%

R646

3K9 1/10W 1%

AUD_SHDN

R648

2K2 1/10W 5%

R651

47K 1/10W 5%

Q604

MMBT3904

+5VSB

PHONE_MT 13

PHONE_MT

R671

0R05 1/10W 5%

R663

NC/0R05 1/10W 5%

R664

NC/0R05 1/10W 5%

GAIN0

GAIN1

A24V

Q603

MMBT3904

AUD_AMP_MUTE

R634

10K 1/10W 5%

VCC5D

PD_MUTE

ZD609

BAT54C

R632

47K 1/10W 5%

PHONE_MT

All manuals and user guides at all-guides.com

all-guides.com

Summary of Contents for HL42XP22

Page 1: ...ATION TRANSFOMER FOR THIS UNIT WHEN SERVICING 6 4 Key Board 22 6 5 IR Board 23 7 Adjustment 24 8 Block Diagram 25 9 Wiring Diagram 26 10 Schematic Diagram 27 10 1 Main Board 27 10 2 Power Board 39 10 3 LED Board 40 10 4 Key Board 41 10 5 IR Board 42 Table of Contents 1 Important Safety Notice 2 Revision List 3 1 General Specification 4 2 Operating Instructions 6 3 Input Output Specification 7 4 Me...

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 Jul 7 2010 Initial release E42AAZNKWNH6NNX All manuals and user guides at all guides com ...

Page 4: ... 72 75Hz 720x400 70Hz 800x600 56 60 72 75Hz 1024x768 60 70 75Hz 1280x720 60Hz 1280x768 60Hz Note 1360x768 60Hz For HL32P2 only 1280x1024 60Hz 1440x900 60Hz 1680x1050 60Hz 1920x1080 60Hz For HL42XP22 only Recommended For HL32P2 1360x768 60Hz For HL42XP22 1920x1080 60Hz Component Video and L R Audio input Supported resolution 480i 480p 720p 1080i 1080p HDMI input Supported scan rates 480i 480p 720p ...

Page 5: ... POWER Power Consumption 150W 180W Standby 1W Mains Power 120V 60Hz Audio Power 10W 10W 10W 10W Ambient Temperature 41 F 95 F PACKAGE CONTENTS Supplied Accessories TV unit x 1 Base x 1 Remote control x 1 with two size AAA alkaline batteries Screws x 6 for 32 only User manual x 1 Registration Card x 1 All manuals and user guides at all guides com ...

Page 6: ...6 2 Operating Instructions Please refer to user manual which is attached in this service manual All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 7: ...d 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 ma...

Page 8: ... 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 Mode Resolution Total Nominal Frequency KHz Sync Polarity Nominal Freq Hz Sync Polarity Nominal Pixel Clock MHz DOS 720 x 400 70Hz 900 x 449 31 469 N 70 087 P 28 322 VGA 640 x 480 60Hz 800 x 525 31 469 N 59 94 N 25 175 ...

Page 9: ...9 4 Mechanical Instructions Step1 Remove the REAR COVER and BASE Step2 Remove the MAIN BOARD and POWER BOARD All manuals and user guides at all guides com ...

Page 10: ...10 Step3 Remove the BKT and SPEAKERS All manuals and user guides at all guides com ...

Page 11: ...11 Step4 Separate the BEZEL and PANEL Step5 Remove the IR BOARD KEY BOARD and LED BOARD All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 12: ...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 13: ...oard Replace the Power board No Yes No Yes No No Power board output 24V 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 14: ...D Blue Replace 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 24V Check TV is under control and power on off by remote control and power key All manuals and user guides at all guides com ...

Page 15: ...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 16: ...e 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 com a l l g ...

Page 17: ...17 6 PCB Layout 6 1 Main Board 715G3269M01003005K All manuals and user guides at all guides com ...

Page 18: ...18 All manuals and user guides at all guides com ...

Page 19: ...19 6 2 Power Board 715G3885P01W20003M All manuals and user guides at all guides com ...

Page 20: ...20 All manuals and user guides at all guides com ...

Page 21: ...21 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 22: ...22 6 3 LED Board 715G4252T01000004S 6 4 Key Board 715G4234K01000004S All manuals and user guides at all guides com ...

Page 23: ...23 6 5 IR Board 715G4247R01000004S All manuals and user guides at all guides com ...

Page 24: ...ieve 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 Pattern 122 SMPTE 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 25: ...072CDR System System Reserve 5VT TU201 VCC1V1 U401 ZR39785HGCF U707 SC4524BSETRT U401 ZR39775HGCF U410 U411 H5PS5162FFR 25C D1V8 U704 SC4524BSETRT System System Standby Pow er U505 Sil9185 YPbPr YPbPr1 AUDIO R L SN74LVC1G17 AV1 AUDIO R L U401 ZR39785HGCF I2C AV2 AUDIO R L Hsync Vsync AF24BC02 YPbPr2 AUDIO R L YPbPr1 VGA YPbPr2 RGB VGA AUDIO R L YPbPr System U404 MX25L3205DMI 12G 3V3_STB P24V U602 ...

Page 26: ...N CN901 12 Pin Power Board Key Board 12 Pin 4 Pin 42 Pin Panel ZR39785HGCF U401 Scaler IC CN606 LVDS Cable CN001 LED Board 6 Pin CN301 CN403 CN701 10 Pin CN405 Speaker Speaker 6 Pin All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 27: ...NV56S02D8F 8 12 0402 19 0402 15 5 20 6 9 10 0402 14 2 NC 1 BB 2 AGC 3 NC 5 BT Monitor 6 NC 8 NC 9 NC 10 NC 11 SCL 13 SDA 14 NC 15 IF AGC 16 B 17 TH1 22 TH2 23 TH3 24 TH4 25 IFD out1 19 IFD out2 20 IF Monitor 21 TU201 TUNER C207 10N 16V C205 10N 16V C221 1uF 16V C218 0 1uF 16V SIF_N 1 TP1 1 TP2 R288 100R 1 10W 1 R209 4K7 1 10W 5 R289 100R 1 10W 1 IF_AINN 1 2 L201 0 22uH 5 1 2 L203 0 22uH 5 PARAM0 1...

Page 28: ..._Pr YPbPr2_Y VGA_R YPbPr2_Pb VGA_G VGA_B YPbPr1_Y YPbPr1_Pr YPbPr1_Pb AV2_R AV2_CVBS Panel_Ctrl_2 5 10 AV1_CVBS S1_Y S1_C S2C AV1_CVBS Y1 R276 10K 1 10W 5 R236 10K 1 10W 5 D3V3 VGA_HSYNC S1_Y S1_C VGA_VSYNC R232 10K 1 10W 5 R234 10K 1 10W 5 VGA_B 6 VGA_R 6 VGA_G 6 Pb1 S2_C 1 3 4 2 8 5 6 7 CN201 JACK C250 4 7uF 10V C251 0 47uF 16V R238 62K OHM 1 10W C273 47PF50V C274 47PF50V VGA_VSYNC 6 VGA_HSYNC 6...

Page 29: ...m 1 2 4 3 L507 NC 90 ohm HDMI1_CLKN HDMI1_CLKP HDMI_CEC HDMI0_D0N 1 2 4 3 L510 NC 90 ohm HDMI0_D0P DDC0_SCL Panel_Ctrl_3 10 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 HDMI2_5VSENSE E6 HDMI2 I F GPIO_P18 GPIO_P20 U401D ZR39785HGCF HDMI3_D2P HDMI3_CLKN HDMI3_D2N HDMI3_D1P HDMI3_CLKP HDMI3_D1N HDMI3_...

Page 30: ...D2 4 TMDS_GND 5 TMDS_D2 6 TMDS_D1 7 TMDS_GND 8 TMDS_D1 9 TMDS_D0 10 TMDS_GND 11 TMDS_D0 12 TMDS_CK 13 TMDS_GND 14 TMDS_CK 15 CE_REMOTE_IN 16 DDC_CLK_IN 17 DDC_DAT_IN 18 HOTPLUG_DET_IN 19 HOTPLUG_DET_OUT 20 DDC_DAT_OUT 21 DDC_CLK_OUT 22 CE_REMOTE_OUT 23 TMDS_D2 35 TMDS_GND 34 TMDS_D2 33 TMDS_D1 32 TMDS_GND 31 TMDS_D1 30 TMDS_D0 29 TMDS_GND 28 TMDS_D0 27 TMDS_CK 26 TMDS_GND 25 TMDS_CK 24 GND 36 ESD_...

Page 31: ... 33R 1 10W 5 R408 NC R429 4K7 1 10W 5 C406 0 1uF 16V R407 1K 1 10W 5 R409 4K7 1 10W 5 R420 4K7 1 10W 5 HOLD 1 Vcc 2 NC1 3 NC2 4 NC3 5 NC4 6 S 7 Q 8 W 9 GND 10 NC5 11 NC6 12 NC7 13 NC8 14 D 15 C 16 SPI FLASH 32M bit U404 MX25L3205DMI 12G R442 330R 1 10W 5 R428 4K7 1 10W 5 R432 47R 1 10W 5 R430 47R 1 10W 5 I2C1_SCL I2C1_SDA R410 33R 1 10W 5 R404 1K 1 10W 5 R405 4K7 1 10W 5 D3V3 D3V3 D3V3 88G 352 21C...

Page 32: ...uration 0 1 16 Bit NAND Small Page 0 TVM_BOOT 0402 0402 BOOT0 D3V3 SPI Boot Option 1 R487 10K 1 10W 5 Debug Mode 1 VGA_VSYNC_DET C416 10N 16V 1 BOOT1 1 2 FB410 120OHM C425 10N 16V Normal Mode C421 10N 16V C433 10N 16V C4E8 0 001uF KEY_IR 7 C4F2 0 001uF LIGHT_SENSOR State 8 Bit NAND Large Page 1 TP5 1 33G380210B Y C4E9 10U 16V TEST MPDE Bootstrap Configuration 1V8_STB C401 10N 16V C413 10N 16V 0 1 ...

Page 33: ...0 R497 150R 1 10W 5 S1_CK S1_ODT S1_UDM S1_LDM S1_CK S1_LDQS S1_CKE S1_CKN S1_CKE S1_CKN S1_RASN S1_LDQSN S1_WEN S1_UDQSN S1_CK S1_WEN S1_CASN S1_ODT S1_CKN S1_UDQS S1_DQ9 S1_DQ12 S1_DQ 0 15 S1_LDM S1_DQ6 S1_UDM S1_DQ13 S1_DQ2 S0_DQ 0 15 S0_A3 S1_DQ10 S1_DQ3 S0_A5 S1_DQ14 S0_A1 S0_A11 S0_A4 S0_A6 S0_A0 S0_A2 S1_DQ7 S0_A7 S0_A12 S0_A11 S0_A8 S1_DQ15 S0_A12 S0_A9 S0_A10 S0_A10 S1_DQ1 S1_DQ4 S1_DQ5 S...

Page 34: ..._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 U401R ZR39785HGCF R4G7 4 7K 1 10W Q411 2N7002K R4J4 4K7 1 10W 5 R4A5 1K 1 10W 5 C4A7 0 1uF 16V R463 0R05 1 10W 5 C4...

Page 35: ...dio Input 88G 359 5 JT YPbPr2 Audio Input 88G 78 1357S 88G 30252C SPDIF Output 88G 78 1357S R616 10K 1 10W 5 C612 2 2UF6 3V C611 2 2UF6 3V AV2_Audio_L 4 AV2_Audio_R 4 R602 10K 1 10W 5 R604 10K 1 10W 5 YPbPr1_Audio_R R607 10K 1 10W 5 AUDIO_OUT_L 13 AUDIO_OUT_R 13 R606 10K 1 10W 5 1 2 3 CN604 PHONEJACK R626 10K 1 10W 5 1 2 ZD608 VPORT0603100KV05 R627 10K 1 10W 5 1 2 ZD607 VPORT0603100KV05 C617 100pF...

Page 36: ...C 1uF 16V C642 1uF 16V R661 2 KOHM AMP_RIN R656 2 KOHM GND 1 RESET 2 VCC 4 MR 3 U601 G692L293TCUf 2 91V AMP_LIN PD_MUTE 13 C646 1uF 16V Pop Less Circuit R643 150R 1 10W 5 C648 NC 1uF 16V 1 2 3 4 CN606 CONN Q602 MMBT3904 C654 NC C655 NC P12V C649 0 22u 50V R672 0R05 1 10W 5 20 L 1 0 26 L606 NC 300 OHM 1 P12V 1 R R 36 0 0 R 0 L L C656 470UF 35V GAIN dB C652 1000uF 35V GAIN1 1 C634 470UF 35V GAIN0 16...

Page 37: ...0uF 25V C664 4 7uF 10V 1OUT 1 1IN 2 1IN 3 VCC 4 VCC 8 2OUT 7 2IN 6 2IN 5 U605 TL072CDR 1 7 6 2 3 4 5 CN607 PHONEJACK R6B7 680K 1 10W 5 C684 470pF R6A3 220R 1 10W 5 C683 470pF R678 10K 1 10W 5 R6A8 47K 1 10W 5 R6A9 47K 1 10W 5 R684 47K 1 10W 5 R6A7 47K 1 10W 5 D3V3 5VSB PD_MUTE C619 0 1uF 16V AUDIO_OUT_L 11 EARPHONE_DET 8 AMP_LIN 11 12 R698 100K 1 10W 5 R694 100K 1 10W 5 C677 2 2UF6 3V AUDIO_OUT_L ...

Page 38: ...F 16V VOUT 2 VIN 3 GND 1 U703 G1084 33T43Uf VCC5D C717 0 1uF 16V C766 0 001uF 1 2 FB704 300 OHM R703 10K 1 10W 5 PWR_ON 8 C750 0 1uF 16V 3V3_STB R709 NC C721 100uF 35V C707 0 1uF 16V Q701 NC C704 470uF10V 1 2 3 4 5 6 7 8 9 10 11 12 CN701 CONN R713 NC 5VSB C709 10uF 25V R711 NC C729 10U 16V C741 0 001uF Q702 NC R749 100R 1 10W 5 R707 NC C749 470uF10V 5VSB R715 47K 1 10W 5 3V3_STB R733 1K 1 10W 5 C7...

Page 39: ...MTZJ T 72 15B R935 1M 1 1 4W R939 1M 1 1 4W Q905 2N3904S RTK PS R944 1M 1 1 4W 1 2 FB902 BEAD C931 1uF 520V R941 220R 1 4W R940 20K 1 8W D909 1N5408 E 2 1 3 Q901 STW20NM60 57G 667 25 C942 4N7 5V R945 22K 1 1 8W R936 33R 1 8W C940 10N C938 470N R933 51R 1 8W C905 10NF1KV C939 1uF 25V 1 2 6 5 L906 600uH 10 73G 174148 S C933 82uF 450V 67G 42Z82015K 1 2 HS1 HEAT SINK BD901 D901 C904 0 047UF 275V 2 1 3...

Page 40: ... Red L302 12 22 BHR6C C31 2C 1 2 3 Blue Red L303 12 22 BHR6C C31 2C R302 220 OHM 1 10W RED R301 0R05 1 10W 33G8032 4F HR C301 0 1uF R304 220 OHM 1 10W VCC LED_B Q302 MMBT3904 1 2 3 Blue Red L301 12 22 BHR6C C31 2C VCC 1 2 3 4 6 5 CN301 CONN LED_R 81G 15 3 EL VCC All manuals and user guides at all guides com ...

Page 41: ...1 5MM R002 2 7KOHM 1 1 10W R003 1 8K 1 1 10W R004 1K 1 10W R005 750 OHM 1 1 10W C001 NC FUNC_KEY 1 58V 1 79V 2 04V 2 22V 0 47V 0 63V 0 85V 1 02V 1 24V 1 45V PWR SW C002 NC 77G 607 2 FD SW002 TACT SW FWRD H1 5MM SW003 TACT SW FWRD H1 5MM SW004 TACT SW FWRD H1 5MM SW005 TACT SW FWRD H1 5MM SW006 TACT SW FWRD H1 5MM SW007 TACT SW FWRD H1 5MM 1 GND PIN GND PIN All manuals and user guides at all guides...

Page 42: ... 3 4 5 6 7 CN01 CONN IRRV 56T 627 7 C02 NC 4 7uF 16V 33G8032 5F HR 81G 12 10 EL C01 0 1uF 16V BLUE VOUT 1 GND 2 VCC 3 U201 FM 6038TM2 5AN VCC R01 15K OHM 1 10W RED 1 3 2 UB SUR LED01 LED_B LED_R All manuals and user guides at all guides com ...

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