Haier LT32F6 Service Manual Download Page 62

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10.4 IR Board

715G4189R1A000004S

LED_R

R001

100 OHM 1/10W

LED_R_OUT

CN001

CONN

R003

100 OHM 1/10W

DV33SB

RC6

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R006

100 OHM 1/10W

C002

NC/100P 50V

C001

1UF16V

C003

100N 50V

R005

2K7 1/10W 5%

LED_R:

Normal: Low

Stand_by: High

LED_B_OUT

DV33SB

RC6

OUT

GND

U001

KSM-603TM2M

LED_B

CN002

CONN

LED_B_OUT

LED_R_OUT

DV33SB

To LED board.

LED_B:

Normal: High

Stand_by: Low

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Summary of Contents for LT32F6

Page 1: ...N TRANSFOMER FOR THIS UNIT WHEN SERVICING 6 5 LED Board 31 7 Adjustment 32 7 1 WB Adjustment 32 7 2 FW Upgrade 33 7 3 The Writing VGA HDMI EDID 38 8 Block Diagram 43 9 Wiring Diagram 45 10 Schematic D...

Page 2: ...s 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 or implied...

Page 3: ...3 Revision List Version Release Date Revision Instructions Model A00 Mar 24 2011 Initial release E32AG2NBWNH62N...

Page 4: ...C IN VGA and Audio cable Component Video and L R Audio input SPDIF Output Coaxial audio out HDMI 1 HDMI 2 SERVICE Side Connectors Earphone Output AV In Composite Audio Video HDMI 3 USB CI Slot Common...

Page 5: ...5 2 Operating Instructions Pls refer to the user manual attached in the service manual...

Page 6: ...o power off RC RESPOND is same as the VARIABLE Remarks 2 Volume maximum level MAXIMUM VOLUME Option 0 60 Default VARIABLE Function The volume cannot be increased more than the value which you set Rema...

Page 7: ...Y Option YES NO or LIMITED Default YES Function YES all of the OSD will display NO all of the OSD will not display LIMITED only a little of OSD will display Disabled key NO aspect Sleep Timer Menu EPG...

Page 8: ...do reset function 11 Hotel mode setting HOTEL MODE Option OFF or ON loop enabled Default OFF Function OFF HOTEL MODE is disabled ON HOTEL MODE is enabled Remarks To active hotel mode 12 TV TO USB Opt...

Page 9: ...n device 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 Full Scart Pin No Signal Pin No Sig...

Page 10: ...VESA 1360x768 60 8 63 981 VESA 1280x1024 60 020 9 66 587 VESA reduced blanking mode 1920x1080 60 0 Pin No Signal Pin No Signal 1 Audio output B right 12 Comms data 1 2 Audio input B right 13 Ground 3...

Page 11: ...4 us 12 pixels 0 889 us Pulse width 44 pixels 0 296 us 44 pixels 0 593 us 44 pixels 0 593 us 40 pixels 0 539 us 64 pixels 2 370 us 63 pixels 4 667 us Vertical Frequency 50 Hz 25 Hz 50 Hz 50 Hz 50 Hz 5...

Page 12: ...12 4 Mechanical Instructions Front View Back View Step1 Remove the STAND and BASE Step2 Remove the REAR COVER...

Page 13: ...13 Step3 a Disconnect all the WIRES CON b Remove MAIN and POWER BOARD c Remove the main board SIDE BKT Step4 Remove the BKT P_BD BKT P_BD...

Page 14: ...14 Step5 Remove the BOLT and SCREW STOPPER Step6 Remove the DECO LENS3 Bolt SCREW STOPPER...

Page 15: ...15 Step7 Separate the BEZELand PANEL...

Page 16: ...Chart 1 No power No power 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...

Page 17: ...red Replace the main board 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 k...

Page 18: ...play Reset the source Check the source Check the panel Replace the main board Replace the LVDS cable Replace the panel No No No Yes Yes Yes No No Check the main board Enter factory mode to do EEPROM i...

Page 19: ...he Panel No display LED white 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...

Page 20: ...e or enter the menu to reset Reinsert the audio cable or change the TV system Replace the cable Replace the speaker Replace the main board No Yes Check the speaker resistance value is in spec Remark T...

Page 21: ...unction Replace the battery Replace the remote control Whether the IR board is abnormal Yes No Replace the IR board Replace the main board No Yes No Yes Use the other remote controls Check the remote...

Page 22: ...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 No OSD is unstable or can t w...

Page 23: ...23 6 PCB Layout 6 1 Main Board 715G3805M01001005K...

Page 24: ...24...

Page 25: ...25...

Page 26: ...26...

Page 27: ...27 6 2 Power Board 715G3770P02W20003S...

Page 28: ...28...

Page 29: ...29...

Page 30: ...30 6 3 Key Board 715G4188K01000004S 6 4 IR Board 715G4189R1A000004S...

Page 31: ...31 6 5 LED Board 715G4190T01000004S...

Page 32: ...TV press RC key MENU 1 9 9 9 2 Take Ypbpr_Normal adjustment for example a Select item Source Ypbpr Color Temp Normal b Adjust RGB Gain to meet the below spec and tim pat COMPONENT mode TIM 314 720P PA...

Page 33: ...r FAT 32 1 2 Copy the file upgrade pkg from your computer to the USB memory and remove it from computer s USB port Note 1 Note the version of this F W is V2 03 before you change the software file name...

Page 34: ...2 4 When TV detects the USB memory the LED light flickers as figure 2 5 For a moment there is a prompt frame appearing on the screen as figure 2 6 press OK key on the Navigation Keys on the Remote co...

Page 35: ...rade automatically Note When Upgrade on the process please don t Power Off Figure 2 8 Figure 2 8 2 6 When upgrade 100 and prompt for Upgrade Success info remove the USB Drive and press power key to re...

Page 36: ...r the factory mode Figure 3 1 Figure 3 1 3 2 Check the F W version on the second row of the factory mode info eg the Ver info is V2 03 If F W version is incorrect please check the version of F W in yo...

Page 37: ...Choose item 30 Reset and press ok key to do factory reset as figure 3 3 Figure 3 3 Notice You can also check the FW version in user model by pressing MENU EXIT on remote control as figure 3 4 Figure...

Page 38: ...2 Cable a LPT cable a VGA cable a DVI to HDMI cable and a 12V DC adapter 715G2005 C2 male to male LPT cable VGA cable DVI to HDMI cable Step2 Connection for writing VGA EDID TV AC on Note Take L32F6 D...

Page 39: ...nstall 2 Double click this icon to run 2 Choose the VGA EDID file 3 Click anyone file to add VGA EDID file 4 Click here to Read the file This red frame contents detail information in VGA EDID file 1 C...

Page 40: ...40 Step4 Click FPD to open another interface as follows Figure 4 2 1 Tick LPT1 2 Click here to read file as figure 4 2 2 Click open to read the dat file...

Page 41: ...he connection of tool and cables is nomal and retry Another way is to change a new ISP board and retry 1 Click here to write EDID 2 OK represents writing successfully 3 Click Read EDID can read out th...

Page 42: ...42 Step6 Write HDMI EDID Connection for writing HDMI EDID The other steps refer to the writing VGA EDID sop Write fail Connect to PC LPT port Connect to TV HDMI port 12V DC input...

Page 43: ...43 8 Block Diagram...

Page 44: ...44...

Page 45: ...CN002 5 Pin Key Board 13 Pin 4 Pin 40 Pin Panel MT5363LICG B U401 Scaler IC CN601 CN902 AC IN CN901 CN016 LED Board 4 Pin CN002 13 Pin CN401 CN408 2 Pin CN801 Speaker Speaker 3 Pin 2 Pin CN802 Panel 1...

Page 46: ...ermal Pad 9 U701 MP2212DN C715 100N 50V L701 4 7uH 3 2 1 Q702 BC847C R713 NC 1K1 16W D 1 D 2 G 3 S 4 D 5 D 6 Q703 AO6415 TP701 R701 22KOHM 1 10W C705 1UF16V Q705 BC847C C709 1UF16V TP707 1 2 FB701 120...

Page 47: ...15 16 12V 5V 4 10 12 15 PANEL_VCC_ON OFF GND 4 6 7 8 9 10 11 12 13 14 15 16 5V_STB 4 8 10 15 AV12 7 8 9 14 16 AV33 4 8 14 16 PANEL_VCC 16 5V_TUNER 6 DV12 6 5V_TUNER C764 10U 10V 5V_SW C769 10U 10V Th...

Page 48: ...NC 0 33uH 10 C1070 100N 16V 1 2 FB1017 120R 3000mA R1024 NC 100K1 16W R1019 1K1 16W SMD 0402 R1000 NC 75OHM1 16W R1039 0R05 1 16W C1015 47N 16V C1028 NC 10nF50V C1046 NC 100N 16V R1050 0R05 1 10W R10...

Page 49: ...SS J4 DVSS L4 DVSS W4 DVSS J6 DVSS L6 DVSS W6 DVSS C8 DVSS E8 DVSS G8 DVSS AE8 DVSS D9 DVSS F9 DVSS AF9 DVSS G10 DVSS AB13 DVSS AD13 DVSS N14 DVSS R14 DVSS W14 DVSS AC14 DVSS P15 DVSS T15 DVSS V15 DVS...

Page 50: ...Out 12 MPX_P 6 MPX_N 6 MPX_N MPX_P SCART1_R_IN 12 SCART1_L_IN 12 SCART2_R_IN 12 SCART2_L_IN 12 VGA_R_IN 13 VGA_L_IN 13 SCART2_L_IN SCART1_R_IN SCART1_L_IN VGA_R_IN VGA_L_IN AVDD33_REF_AADC W30 AVSS33_...

Page 51: ...1_CKE RDQS0 C4125 100N 16V RDQ11 RDQ12 RDQ8 RDQ13 RDQ9 RDQS0 RDQS1 RVREF1 RDQM0 RDQM1 RDQ10 TP4100 NEAR DRAM NEAR DRAM R4109 22R 1 16W 5 The item of this page start from 4100 DV18_DDR DV18_DDR 1 2 3...

Page 52: ...O3 32 NC 33 NC 34 NC 35 VSS 36 VCC 37 PRE 38 NC 39 NC 40 I O4 41 I O5 42 I O6 43 I O7 44 NC 45 NC 46 NC 47 NC 48 U4051 HY27US08281A TPCB I2C ADDRESS A0 HI WRITE LO WP OSDA0 DV33 DV33 DV33 DV33 LED_G R...

Page 53: ...D33 CI_MCLKO F33 CI_MISTRT H33 ETRXD2 A34 ETRXD3 C34 ETTXER E34 CI_MIVAL G34 ETRXD1 B35 ETRXER D35 CI_MOVAL G36 CI_MDI0 H35 ETRXD0 A36 ETCRS C36 ETMDC E36 CI_MDO0 H37 ETRXDV B37 ETMDIO D37 CI_MOSTRT...

Page 54: ...CONNECTOR SCART1_Out_L 8 SCART1_Out_R 8 SCART2_Out_R 8 SCART2_Out_R SCART2_Out_L SCART1_Out_R SCART1_Out_L SCART2_Out_L 8 SMD 0402 SMD 0402 SMD 0402 5V_SW SMD 0402 SMD 0402 SMD 0402 SMD 0402 12V 5V 4...

Page 55: ...S R1159 10K1 16W 1 2 ZD1151 UDZSNP5 6B A 1 K 2 D1158 BAS316 C1180 10U 10V A 1 K 2 D1153 BAS316 R1174 75OHM1 16W R1156 0R05 1 16W R1178 68OHM 1 16W R1195 10K 1 10W A 1 K 2 D1160 BAS316 C1171 5PF 50V C1...

Page 56: ...HDMI2_SDA SMD 0402 SMD 0402 C521 100N 16V M_RX2_C DV33_TMDS DV33_TMDS M_RX2_2B HDMI_SW_SDA M_RX2_0 HDMI_SW_SCL M_RX2_1B M_RX2_CB M_RX2_1 M_RX2_2 M_RX2_0B SMD 0402 SMD 0402 HDMI3_SDA SMD 0402 SCL_1 SD...

Page 57: ...04 220UF 25V C636 1N 50V C638 1N 50V SMD 0402 Shutdown REMOVE POP SOUND CKT When AC ON and DC OFF C606 1UF16V C628 220N 25V SMD 0402 DV33 SMD 0402 L603 47uH SMD 0402 SMD 0402 SMD 0402 SMD EEC100 SMD E...

Page 58: ...K R406 R408 C405 SMD 0402 O4N R420 0R05 1 10W LVDSCTRL1 R413 4 7K1 16W BL_DIMMING SMD 0402 K1P Q401 MMBT3904 3P R411 NC 1K 1 10W DV33 1K R411 2K N C N C 3V3 R410 INVERTER ON OFF 5V INVERTER_ON_OFF NEA...

Page 59: ...9H IC971 AS431AZTR E1 R960 1K 1 4W R903 330K 1 4W R996 100K 1 4W 1 2 ZD970 MTZJ T 72 30B R971 1 8K 1 4W R958 7K5 1 8W 1 C950 1N 500V 1 2 3 4 IC951 EL817M X C905 470pF 250V R904 1M5 1 4W 1 R921 680K OH...

Page 60: ...V D805 1N4148 D806 1N4148 D801 SCS0520P C811 0 1uF 50V R822 10KOHM 5 1 8W D802 SCS0520P R825 10KOHM 5 1 8W 1 2 4 3 T803 3mH C819 2 2U25V R820 51K 5 1 8W R840 1M 1 8W R835 75K 1 4W R843 470 OHM 1 4W R8...

Page 61: ...V C017 NC 100N 50V C018 NC 100N 50V C019 NC 100N 50V SW016 TACT SW FWRD H1 5MM C020 NC 100N 50V C021 NC 100N 50V C022 NC 100N 50V 1 2 3 4 5 CN016 CONN KEY1 SW019 TACT SW FWRD H1 5MM C024 100N 50V INPU...

Page 62: ...R003 100 OHM 1 10W DV33SB RC6 R006 100 OHM 1 10W C002 NC 100P 50V C001 1UF16V C003 100N 50V R005 2K7 1 10W 5 LED_R Normal Low Stand_by High LED_B_OUT DV33SB RC6 VS 3 OUT 1 GND 2 U001 KSM 603TM2M LED_...

Page 63: ...1 100N 50V Q002 BC847C Q002 BC847C CN002 CONN CN002 CONN 1 2 3 4 6 5 RED BLUE LED001 LED BLUE RED RED BLUE LED001 LED BLUE RED 1 2 3 4 R001 100 OHM 1 10W R001 100 OHM 1 10W R002 2 2KOHM 1 10W R002 2 2...

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