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Service Manual 

Model No.: 32D3005 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

49

Summary of Contents for 32D3005

Page 1: ...nical individuals of potential dangers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to ser...

Page 2: ...d in this manual 6 1 4 How to Read this Service Manual 6 Using icons 6 Chapter 2 Speci cation 2 1 Speci cation list 8 2 2 External pictures four faces 9 Chapter 3 Disassemble and Assemble 3 1 32D3005...

Page 3: ...7 Electrical Parts 7 1 Block Diagram 23 7 2 Circuit Diagram 30 Chapter 8 Measurements and Adjustments 8 1 Service Mode 31 8 1 1 How to enter into Service Mode 31 8 1 2 How to exit 31 8 2 Measurements...

Page 4: ...g is to list up the potential hazard or risk for the service personnel to open the units and disassemble the units For example we need to describe properly how to avoid the possibility to get electric...

Page 5: ...2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge buildup or exposure of the assembly 1...

Page 6: ...90 99 strength CAUTION This is a ammable mixture Unless speci ed otherwise in this service manual lubrication of contacts is not required Capacitors may result in an explosion hazard 5 Do not defeat...

Page 7: ...7 Minimize bodily motions when handling unpackaged replacement ES devices Otherwise harmless motion such as the brushing together of your clothes fabric or the lifting of your foot from a carpeted oor...

Page 8: ...ation may damage equipment loose data get an unexpected result or has to restart part of a procedure Warning A warning is used when there is danger of personal injury Reference A reference guides the...

Page 9: ...lor System NTSC ATSC Audio System MN Audio Output Power Built in W 8W 2 Audio Output Power outer W No Total Power Input W 60W Voltage Range V AC100V 240V Power Frequency Hz 50 60Hz Time of Sleep Timer...

Page 10: ...Service Manual Model No 32D3005 2 2 External pictures four faces Front Side Up Side 9...

Page 11: ...Service Manual Model No 32D3005 Right Side Back Side 10...

Page 12: ...down metal board 3 Remove the four screws indicated with red circles 4 Remove the power main board 1 Lay down the TV set 2 Remove the four screws from the stand which in the picture above 3 Remove th...

Page 13: ...Service Manual Model No 32D3005 3 1 6 Remove the Remote Control Board And the Key Board Remove the Remote Control Board and the Key Board indicated byred circle in below picture 12...

Page 14: ...Manual Model No 32D3005 Chapter 4 Location of Controls and Components 4 1 Board Location 13 A Board B Panel No Parts number Description A Board power main board B Panel LCD Panel DH1TKPM0002M 712 315E...

Page 15: ...e into signal that panel can display 4 2 2 Connector de nition 14 IR Key Interface CN6 Pin number Signal name 1 GND 2 K7 3 K6 4 K5 5 K4 6 K3 7 K2 8 K1 9 K0 10 GND 11 IR 12 GRE 13 RED 14 5V LED Backlig...

Page 16: ...Service Manual Model No 32D3005 15...

Page 17: ...Service Manual Model No 32D3005 4 3 LCD Panel 32D3005 Backlight Unit LVDS CONNECTOR CNF1 16...

Page 18: ...Service Manual Model No 32D3005 17...

Page 19: ...Service Manual Model No 32D3005 Chapter 5 Installation Instructions 5 1 Accessories Remote Control 18 Batteries...

Page 20: ...to select HDMI mode Refer to the HDMI device user guide for how to operate C Connect a D type 15 pin VGA interface cable to the VGA video interface connector on the PC Connect the other end of the ca...

Page 21: ...3 CH TV channel up 4 VOL Press to decrease the volume 5 VOL Press to increase the volume 6 MENU Press to select the main menu 7 INPUT Press to select the input source Service Manual Model No 32D3005...

Page 22: ...al Model No 32D3005 6 2 Back Panel Controls 21 1 Earphone output 2 Coax output 3 Audio in input 4 Video Y in input 5 PbPr IN input 6 PC Audio input 7 VGA input 8 RF input 9 HDMI1 input 10 HDMI2 MHL in...

Page 23: ...3 24 25 26 22 POWER INPUT USB Shortcut button CC HOME Program Number Channel selection RECALL button VOL VOL Volume selection CH CH Channel selection Mute Menu button Back button Exit button DISPLAY b...

Page 24: ...VCC_Panel PWM REF PWM DIM VCC_Panel LED FB LED LED FB PIN1 PIN6 PIN7 PIN8 DB803 RB816 VIN 1 GATE 2 GND 3 CS 4 PWM 8 COMP 6 FB 5 OVP 7 UB801 RB801 CB807 RB802 CB806 RB820 LB802 LB801 BB801 RB812 RB813...

Page 25: ...3 MP1470GJ Z RD9 18Kohm RD8 3K3ohm RD24 100Kohm C22 10pF RD4 0ohm CD11 0 1uF 16V LD2 SCD54TL 4R7M E2 470uF E1 470uF 16V RD2 12K4ohm RD3 13Kohm CD5 0 1uF 16V RD1 10Kohm EN 1 GND 2 SW 3 VIN 4 FB 5 UD1 M...

Page 26: ...HOTPLUG_C D 80 LVA1P 67 LVB3P 71 DDCDB_CL 112 DDCDB_DA 111 GIN0M 17 IRIN 93 CEC 92 TEST 91 DDCA_CK 90 DDCA_DA 89 LVA3M 62 LVACKP 63 LVA2P 65 LVA2M 66 DP_P0 97 LVB2P 74 LVB2M 75 LVB1P 76 LVB1M 77 LCK L...

Page 27: ...C FSMD110 USB0_DP USB0_DM USB_5V GND GND RF41 5R1ohm RF42 5R1ohm USB_P 1 2 3 4 CN15 NC 4PIN 2 0 D H G RF43 0ohm USB_5V USB_M USB_P GND 1 2 3 4 GND DM DP 5V 5 6 GND GND AV21 USB 042M 002DP GND VS_VGA H...

Page 28: ...pF GND LT9 NC SDCL1005CR33JTDF CT34 33pF GND GND CT16 NC 1 8pF GND VDD_3P3_1 1 LNA_INP 2 LNA_INN 3 VDD_1P8_1 4 AGC_2 GPO3 5 AGC_1 6 IF_OUTN_2 GPO_1 7 IF_OUTP_2 GPO_2 8 IF_OUTN_1 9 IF_OUTP_1 10 VDD_3P3...

Page 29: ...27 1000pF CA29 1000pF 15V_IN 15V_IN 15V_IN AMP L1 AMP R1 RA31 100ohm RA50 4K7ohm GND AMP MUTE AMP_MUTE LA1 SCD54TL 220M LA2 SCD54TL 220M LA3 SCD54TL 220M LA4 SCD54TL 220M 1 2 3 4 RSPK Rout LSPK Lout C...

Page 30: ...F 16V 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 HPD HDMI 5V GND SDA SCL ARC CEC RXC GND RXC RX0 GND RX0 RX1 GND RX1 GND RX2 RX2 21 22 23 GND GND GND GND AV3 161031041 SPCC GND CH8 0 1uF 16V C...

Page 31: ...Service Manual Model No 32D3005 7 2 Wiring Connection Diagram 30...

Page 32: ...At the end of the main factory menu you can see the edition of the software like this BUILD TIME 20140120 14 33 23 VERSION v1 0 8 1 2 How to exit If you want to exit this factory menu please press th...

Page 33: ...rast Choose on or off in Dynamic Contrast 6 Power On Mode Choose on or off in Power On Mode 7 Mirror Control Choose on or off in Mirror Control 8 Front End Status 9 Timer Test 10 SSC 11 Erase Flash 12...

Page 34: ...Panel Setting 1 LVDS Bit Mode choose the Bit 2 LVDS MAP choose the MAP 3 LVDS ODD Even choose ODD or Even 4 Bcaklight Adiust the value of backlight 5 Reset Panel Setting Date 6 6MX0 LVDS Map choose t...

Page 35: ...are les to a USB disk on the root directory 2 Insert the USB disk when the AC power is off 3 Turn on the AC power in turn to begin 4 Turn off the AC power until the indicator light fast twinkling 5 Pu...

Page 36: ...by Fine Tune and MANUAL Scan No color for some channel program black and white Verify that the same problem exists on other channels Check the picture and sound systems Refer to the relevant instructi...

Page 37: ...Service Manual Model No 32D3005 9 2 Mainboard IC Introduction Top view 36 1 2 3 4 5 6 7 8...

Page 38: ...Service Manual Model No 32D3005 Bottom view 37...

Page 39: ...2BSIG UF1 4 DC DC convertor 5V 1 8V for MSD3393LU U1 LC1117CLTRAD UL2 5 voltage convertor 5V to 3 3V_STB LC1117CLTR33 UL1 6 voltage convertor 5V to 1 15V_STB LC3406CB5TR UD1 7 voltage convertor 12V to...

Page 40: ...Change the Power Board Yes Check the CN2 BLO Backlight on off Yes No There s something wrong with FRC Verify if the DC DC convertor can output the right Voltage No Change the corresponding DC DC QB3...

Page 41: ...kers Verify if the main board has the right input according to the source TV COMPONENT AV VGA HDMI etc Yes Verify if UA1 has the right output Yes Check CN17 input is right No No Check the correspondin...

Page 42: ...hange the Power supply Verify if CN4 Pin3 4 has 5V input Yes Verify if CN2 Pin1 has 12V input Yes Verify if DC DC convertors have the right output Yes No No No Change Power board Change Power board Ch...

Page 43: ...und Verify if sound system is correct No Change sound system For ease of use recommend that customer format the picture and sound settings in the automatic option Still having problems Updata the soft...

Page 44: ...e problem exists in other channels Yes check out of picture and sound system No No Check out of picture and sound system of this channel Change the channel to the right sound system PAL BG SECAM L Yes...

Page 45: ...is broken Check if the power cord co nnect well Yes Check if the Power board output 5V and 12V No No Reconnect the power cord with the outlet or Power board Replace the Power board pls Still having pr...

Page 46: ...CD Mis align between TCP and Panel Panel failure TCP failure Name Description Phenomena Failure cause V B D Vertical bar V Dim Vertal gray line V L D Vertical color line light or dark forever TCP H B...

Page 47: ...ch Tine or rigidity arose Eyewinker inside Polarizer Eyewinker inside Polarizer Abnormal Display Bright and dark display alternately 1 Chip lose action 2 IC ahort or jointiog bad 3 Pannel and vsc conn...

Page 48: ...DS Black Screen B L normal only Black screen display Circuit Crosstalk FIIcker LCD Vcom imbalance Abnormal Color Only color abormal Capacitance improper bring crosstalk inside LCD pannel Abnormal Colo...

Page 49: ...ire and electrode B L dark B L brightness darker than normal Connect badnessShort between wire and electrode B L wire damaged Without backlight B L wire damaged B L wire open Operation abnormal or sys...

Page 50: ...eakage B L unit badness Brightness at bottom of LCM brighter than normal Mechanlcal or B L B L brightness asymmetric Uniformity Sheet in B L unit is uneven Mount hole Lack screw or screw damage Lack s...

Page 51: ...Sincere Forever Haier Group Haier Industrial Park No 1 Haier Road 266101 Qingdao China http www haier com Printed in China...

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