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MIAN BOARD

Содержание LC-42HK56S

Страница 1: ...LCD TELEVISION LC 42HK56S...

Страница 2: ...tions Alignment instructions Working principle analysis of the unit Block diagram IC block diagram Wiring diagram Troubleshooting guide Schematic diagram APPENDIX A Assembly list APPENDIX B Exploded V...

Страница 3: ...will result 2 5 If any foreign substance such as water liquid metal slices or other matters happens to fall into the module be sure to cut the power off immediately and do not move anything on the mod...

Страница 4: ...85 Scope for storage 10 90 2 13 Display of a fixed picture for a long time may result in appearance of picture residue on the screen as commonly called ghost shadow The extent of the residual picture...

Страница 5: ...ems and press VOL and VOL to adjust value items press MENU repeatedly to exit 3 1 Initialization Enter factory menu select OPTION and HOTEL OPTION sub menu adjustment of items to see table1 Table1 sub...

Страница 6: ...a Input VG 848 signal to HDMI TIMING854 800 600 60Hz of PAT920 8 gray scale signal adjust the balance with CA210 b Enter COLOR TEMP sub menu and select color temperature of standard 9300K the value of...

Страница 7: ...erminals Input AV S YPbPr YCbCr HD signals check if it is normal 5 3 VGA terminal Insert VGA terminal input VGA format signal of 640X480 60 Hz and check if the display is normal 5 4 HDMI terminal Inse...

Страница 8: ...RGB of SCART1 AV S Y and S C of SCART2 will also be sent to MST9E89DL their audio signal and YPbPr AV S audio signal via audio switch HEF4052BT selection to MST9E89DL The main IC N304 MST9E89DL is a...

Страница 9: ...2 C AV S VIDEO TUNER TV V TV SIF AV L R SCART1 V OUT TV L R SCART2 L R OUT AV L R OUT AV OUT CVBS SCART2 V OUT SCART1 L R OUT TV L R LCD TV CONTROLLER MST9E89DL AUDIO SW HEF4052 AUDIO AMP BH3547F PS32...

Страница 10: ...eo de interlacers two scaling engines the MStarACE 3 color engine an on screen display controller an 8 bit MCU and a built in output panel interface By use of external frame buffer PIP POP is provided...

Страница 11: ...9 2 TDA4470...

Страница 12: ...2 can drive stereo speakers as low as 4 The efficiency of the TPA3120D2 eliminates the need for an external heat sink when playing music The gain of the amplifier is controlled by two gain select pins...

Страница 13: ...11...

Страница 14: ...12 Wiring diagram power board power board panel IR board main board main power output key IR tuner power amplifier power audio output speaker signal signal connection board key board...

Страница 15: ...d if interfered possibly by the equipment like transmitting antenna non professional radio station and cellular phone 1 2 TV set Symptoms Possible cause Unable to switch the power on Check to see if t...

Страница 16: ...batteries are installed in the reverse order Check if the battery is effective Check the distance or angle from the monitor Check if there is any obstruct between the remote control and the TV set Che...

Страница 17: ...of power supply board Press POWER button on the unit or remote sensor control and check the indicator Check if the PIN3 of X401 on main board is high level Check if the PIN11 of X403 in main board is...

Страница 18: ...off the TV turn on again display picture Adjust main board again Which channel is no signal Check N304 and its peripery Check if TUNER601 pin11 IF output is normal Check N601 and its periphery no yes...

Страница 19: ...heck power board Check the wave of pin 5 6 of N203 Check the wave of N602 pin 24 Check the wave of TUNER601 pin 11 Check N203 and its periphery Check N304 and its periphery Check N602 and its peripher...

Страница 20: ...MIAN BOARD...

Страница 21: ...MIAN BOARD...

Страница 22: ...MIAN BOARD...

Страница 23: ...MIAN BOARD...

Страница 24: ...MIAN BOARD...

Страница 25: ...MIAN BOARD...

Страница 26: ...INTERFACE CONNECTION...

Страница 27: ...KEY...

Страница 28: ...IR BOARD...

Страница 29: ...POWER...

Страница 30: ...Board 6HK02001A0 N304 N602 N203 MST9E89DL 5270989005 TDK4470MFL 5274470001 TPA3120 D2 5273120001 Key Board 6HE0130510 IR Board 6HK0310910 SCART Transition Board 6FY0064610 Power Board 6HU0422010 Remo...

Страница 31: ...APPENDIX B Exploded view LC 42X56...

Страница 32: ...cting glass 7 Light conducting column 8 IR baord 9 Panel 10 Panel fixed bracket 11 Power board 12 Power socket 13 Iterface baffle 14 Back cabinet 15 Stand 16 Speaker 17 Decorative bar 18 Key board 19...

Страница 33: ...9242HK5612 Ver 1 0...

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