Haier HLC22XSL2 Service Manual Download | Manualshive

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Chapter 7. Electrical Parts

7-1. Block Diagram

25

HDMI1

VGA

YPbPr

tuner

Composite

MT5305

Main IC

YPbPr
Composite
L/R

VGA(P11)L/R

DDR

Flash

TDA1517

P
A
N
E
L

USB

LVDS

EEPROM

I2C Bus

Service Manual

DDR

Model No.: HLC22XSLW2

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Summary of Contents for HLC22XSL2

Page 1: ...uct Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death Haier Group 2010 Qingdao Haier Electronics Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law SERVICE...

Page 2: ...used in this manual 6 1 4 How to Read this Service Manual 6 1 4 1 Using icons 6 KDSWHU 6SHFL FDWLRQ 6SHFL FDWLRQ OLVW 8 2 2 External pictures four faces 9 Chapter 3 Disassemble and Assemble 11 11 11 12 12 12 Chapter 4 Location of Controls and Components 4 1 Board Location 13 4 2 Main Board 13 4 2 1 Function Description 14 RQQHFWRU GH QLWLRQ 14 3 1 Remove the Pedestal 3 2 Remove the Front Cover And...

Page 3: ...am 25 7 3 Circuit Diagram 27 7 2 Wiring Connection Diagram Chapter 8 Measurements and Adjustments 8 1 Service Mode 40 8 1 1 How to enter into Service Mode 40 8 1 2 How to exit 40 8 2 Measurements and Adjustments 40 8 2 1 Version S N Panel Resoution 40 8 2 2 Video 41 8 2 3 Audio 42 8 2 4 Channel 42 8 2 5 Gamma 44 8 2 6 Backlight 44 8 2 7 Function 45 Chapter 9 Trouble shooting 9 1 Simple check 47 9 ...

Page 4: ...rtant thing 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 electrical shock from the live power supply or charged electrical parts even the power is off This symbol indicates that high voltage is present inside It is dangerous to make any king of contact wi...

Page 5: ...YLQJ DQ HOHFWULFDO DVVHPEO HTXLSSHG ZLWK 6 GHYLFHV SODFH WKH DVVHPEO RQ D conductive surface such as aluminum foil to prevent electrostatic charge buildup or exposure of the assembly 1 3 4 About lead free solder PbF This product is manufactured using lead free solder as a part of a movement within the consumer products industry at large to be environmentally responsible Lead free solder must be us...

Page 6: ...gth CAUTION 7KLV LV D ÀDPPDEOH PL WXUH 8QOHVV VSHFL HG RWKHUZLVH LQ WKLV VHUYLFH PDQXDO OXEULFDWLRQ RI FRQWDFWV LV QRW UHTXLUHG Capacitors may result in an explosion hazard 5 Do not defeat any plug socket B voltage interlocks with which receivers covered by this VHUYLFH PDQXDO PLJKW EH HTXLSSHG 6 Do not apply AC power to this instrument and or any of its electrical assemblies unless all solid stat...

Page 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 IURP D FDUSHWHG ÀRRU FDQ JHQHUDWH VWDWLF HOHFWULFLW VXI FLHQW WR GDPDJH DQ 6 GHYLFH 1 3 7 Ordering Spare Parts Please include the following informations when you order parts Particularly the Version letter 1 Model number...

Page 8: ... HTXLSPHQW ORRVH GDWD JHW DQ XQH SHFWHG UHVXOW RU KDV WR restart part of a procedure Warning A warning is used when there is danger of personal injury Reference A reference guides the reader to other places in this binder or in this manual where KH VKH ZLOO QG DGGLWLRQDO LQIRUPDWLRQ RQ D VSHFL F WRSLF Model No HLC22XSLW2 ...

Page 9: ... No of Preset Channels 181 OSD Language English French Spanish Color System NTSC Audio System M BG I L L Audio Output Power Built in W 3W 2 YES Total Power Input W 40W Voltage Range V AC100V 240V 3RZHU UHTXHQF 60Hz Time of Sleep Timer MINS 120Min Net Weight KG 3 5 Gross Weight KG 5 0 Net Dimension MM 550x140x400 Packaged Dimension MM 600x195x450 KDSWHU 6SHFL FDWLRQ 6SHFL FDWLRQ OLVW DVD Player ...

Page 10: ...Service Manual 9 2 2 External pictures four faces Front Side Left Side Model No HLC22XSLW2 ...

Page 11: ...Service Manual Model No HLC22XSLW2 10 Right Side Back Side ...

Page 12: ... Remove the LCD Panel 3 3 Remove the Main Board Service Manual Model No HLC22SLW2 11 Lay down the unit so that rear cover downward Remove the one screw from the pedestal indicated with Then remove the pedestal Remove the two screw indicated with Turn to back cover upwards Then remove the back cover from the unit Remove the pin indicated with Then remove the panel ...

Page 13: ...ontrol Board 3 4 Remove the Speaker 3 5 Remove the Keypad Assembly 3 6 Remove the Remote Control Board Service Manual Model No HLC22SLW2 12 Remove the DVD label indicated with Remove the two screw indicated with Then remove the DVD Keypad Board Remove the four screw indicated with Then remove the DVD 3 7 Remove the DVD Keypad Board 3 8 Remove the DVD ...

Page 14: ...Chapter 4 Location of Controls and Components 4 1 Board Location 4 2 Main Board Service Manual 13 No Description A Board Main Board B Board C DVD LED Driver Board Model No HLC22XSLW2 ...

Page 15: ...pply unit path System board will use this pin to control system power CN1 Pin 4 Control the luminance of backlight The system can generate the PWN signal to control the strength of TFT LCD Panel s backlight through this connector CN2 CN3 Pin number Signal name Pin number Signal name 1 SB5V 1 GND 2 IR 2 AD1 3 LED_R 3 AD2 4 LED_G 5 GND Keypad and remote connector CN2 CN3 Service Manual Model No HLC2...

Page 16: ...N 3 Signal 18 LVDS_D3E_P LVDS EVEN 3 Signal 19 GND Ground 20 NC NC 21 NC NC 22 NC NC 23 GND Ground 24 GND Ground 25 GND Ground 26 Panel_power Power for panel 27 Panel_power Power for panel 28 Panel_power Power for panel 29 Panel_power Power for panel 30 Panel_power Power for panel LVDS Connector CN5 DVD Power Connector CN7 Pin numb er Signal name Description 1 STB stand by 2 5V 5V Power 3 GND Grou...

Page 17: ...ECTOR CNC1 Service Manual Model No HLC22XSLW2 16 Power supply and Inverter Connector CNC1 Pin number Signal name Description 1 1 Ground 1 Ground 867 19 57 5 LJKWQHVV GMXVW 21 2 19 57 5 6ZLWFK RQWURO 9 9 Power 9 9 Power Other Connector Power supply for panel CNC2 Power supply for panel CNC3 4 4 LCD Panel ...

Page 18: ...Service Manual 17 Panle LVDS Connector CNC4 Model No HLC22XSLW2 ...

Page 19: ... picture quality in a poor signal area please purchase a signal amplifier and install properly If the antenna needs to be split for two TV s install a 2 Way Signal Splitter in the connections To install the antenna properly please contact a professional in your area Note All cables shown are not included with the TV R ANT IN Accessories Antenna Connection Connecting a VCR To avoid picture noise in...

Page 20: ...pment B Refer to external equipment operating guide Component Setup How to connect Connect the DVD video outputs COMPONENT to A the Y Pb Pr jacks on the TV and connect the DVD audio outputs to the YPbPr Audio IN jacks on the TV as shown in the figure If your DVD only has an S VIDEO output jack connect B this to the S VIDEO input on the TV as shown in the figure Note If your DVD player does not hav...

Page 21: ...provider you can watch cable TV programming The TV cannot display TV programming unless a TV tuner device or cable TV converter box is connected to the TV For further information regarding cable TV service contact your local cable TV service provider s Connection Option 1 Select 3 or 4 with channel switch on cable box A Tune the TV channel to the same selected output B channel on cable box Select ...

Page 22: ...roduct 2 A separated audio connection is necessary 3 If the source device has an analog audio output connector connect the source device audio output to DVI Audio In port located on the left side of HDMI port How To Use If the source device supports Auto DVI function the output resolution of the source device will be automatically set to 1280x720p If the source device does not support Auto DVI you...

Page 23: ...of headphones at a high volume may damage your hearing Ƶ You will not receive sound from the speakers when you connect headphones to the system Analog Audio Cable Stereo to RCA type not supplied with the product YPbPr Audio In L R Headphone out S VIDEO Service Manual Model No HLC22XSLW2 Connecting a DC input Connect one end of the power adapter to the back A of the TV in the DC input Connect the o...

Page 24: ...n to MP3 songs 4 Digital Out Connect various types of digital audio equipment 5 HDMI In Connect a HDMI device to receive digital audio and uncompressed digital video 6 VIDEO In Connect the video signal from a video device to this jack 7 Component Input Connect a component video device to these jacks 8 AUDIO In Connect the audio L R cables from the video signal source to these jacks 9 AUDIO In Conn...

Page 25: ...U Press to open the on screen menu A Thumbstick Up Down Left Right Allows you to navigate the on screen menus and adjust the system settings to your preference B SLEEP button Press to display the sleep timer option C DVD USB PLAY PAUSE D DVD Open close E DVD USB FAST FORWARD F DVD USB FAST REVERSE G DVD CALL H DVD MENU I DVD SEARCH J DVD ANGLE K DVD Mode L CH LIST Open the channel list inTV M MTS ...

Page 26: ...7 Electrical Parts 7 1 Block Diagram 25 HDMI1 VGA YPbPr tuner Composite MT5305 Main IC YPbPr Composite L R VGA P11 L R DDR Flash TDA1517 P A N E L USB LVDS EEPROM I2C Bus Service Manual DDR Model No HLC22XSLW2 ...

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