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Philco HLS78D-I, Руководство по обслуживанию

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Philco HLS78D-I Скачать руководство пользователя страница 13

3-3 Brief introduction of power supply 

 

 

 

Chapter4 MSD6486 Power Block Diagram, main board power supply 

systems, main board interface definition and the waveform of key points 

This chapter mainly introduce the chassis frame diagram, power supply system, interface definition and each 

key point’s wave shape. 

AC input 

AC100-240

V 

50/60HZ 

 

Use  for  LED  backlight 

power supply 

 

Содержание HLS78D-I

Страница 1: ...LED COLOUR TV MAINTENANCE MANUAL MODEL HLS78D I CHASSIS MSD6486 take PCB for example JUC7 820 00192431 1 Please read this manual carefully before maintenance...

Страница 2: ...ontroller brief introduction 10 3 2 8 TPS563201 brief introduction 11 3 2 9 SY8088 brief introduction 11 3 2 10 MP2225GJ brief introduction 12 3 3 Brief introduction of power supply 13 Chapter4 MSD648...

Страница 3: ...mage may remain at the top when shutdown the machine 5 Please avoid the impact from the mobile phone to protect your TV 1 3 Storage notes 1 When stored for a long time please keep the temperature betw...

Страница 4: ...standard of the screen practicality of the batch orders Bezel Opening Area 697 685mm H 392 256 mm V Pixel Pitch 0 17025mm 0 51075mm Pixel Format 1366 horiz by 768 vert Pixels RGB stripe arrangement C...

Страница 5: ...D NAND Flash 4Gbit 4 UA1 RT9108 15W Stereo BTL Analog Input Audio Amplifier with Power Limiter and DC Detect 6 UE7 TPS563201 12V to 5V DC DC 7 UE2 SY8088 12V to 1 5V DC DC For Main Chip 9 UE5 AMS1117...

Страница 6: ...ription of power supply 3 2 1 MSD6486 recommended operating power conditions UP1 NCP1251A UB1 PF7911B UE11 LDO 3 3VS UE5 LDO 3 3VA UE7 DC DC 12V to 5V UE2 DC DC 5V to 1 5V UE8 DC DC 12V to 1 1V UM1 MS...

Страница 7: ...3 2 2 Pin function of R842 Pin description...

Страница 8: ...3 2 3 MT29F4G08ABADAWP D NAND Flash 4Gbit brief introduction Pin introduction Block diagram...

Страница 9: ...3 2 4 RT9108 brief introduction Pin introduction...

Страница 10: ...117 3 3 brief introduction Pin introduction 3 2 6 NCP1251A Current Mode PWMController for Off linePower Supplies brief introduction 3 2 7 PF7911 High Voltage BoostController brief introduction Pin int...

Страница 11: ...3 2 8 TPS563201 brief introduction Pin introduction 3 2 9 SY8088 brief introduction...

Страница 12: ...3 2 10 MP2225GJ brief introduction...

Страница 13: ...oard power supply systems main board interface definition and the waveform of key points This chapter mainly introduce the chassis frame diagram power supply system interface definition and each key p...

Страница 14: ...system Power board has one kind of output voltage 12VSTB 4 2 1 Pin voltage of the voltage adjuster on the main board item No UE7 QE4 UT1 UE5 UE11 UE2 UE8 output voltage 5VS 5VA TUN_3 3V 3 3VA 3 3VS 1...

Страница 15: ...upgrade 1 Download the bin file To the root directory of your USB device Do not change the filename MstarUpgrade bin Then insert the USB device to USB interface of TV set 2 Press the Setting Option Up...

Страница 16: ...nd color are set improperly 2 Color system is improperly 3 Sound system is improperly 1 Adjust the numerical value of Contrast sharpness and color 2 Set the Color system to the country broadcasting st...

Страница 17: ...p or select the original color setting HDMI source with snow pixel of full screen The signal source is not normal Plug the HDMI cable again The remote control does not work Batteries are improperly in...

Страница 18: ...2 LED driver power supply 3 Power part...

Страница 19: ...4 Black Screen 5 white screen or AGP...

Страница 20: ...6 Abnormal screen 7 No sound...

Страница 21: ...8 TV channel don t have sound 9 HDMI channel doesn t have sound...

Страница 22: ...10 Function Part TV failure 11 Function Part the HDMI channel doesn t have image...

Страница 23: ...12 Function Part the YPBPR and AV channel doesn t have signal 13 Function Part The USB channel doesn t have signal...

Страница 24: ...t of factory mode as follow only for reference First class navigation Second class navigation Parameter values Third class navigation Parameter values Factory Setting ADC Adjust Mode PC RGB R GAIN 150...

Страница 25: ...Span 0 1KHz 20 MIU0 Step 0 01 1 MIU1 Span 0 1KHz 20 MIU1 Step 0 01 1 SSC LVDS Off LVDS Span 350 LVDS Step 200 LVDS Swing 350 Others UART BUS OFF AVD PARAMETER White Balance ADJ Off DTV Log Off Key Upg...

Страница 26: ...K WideVine is OK Playready is OK USB IP is Error CH_HLS78D iU_V1 0001_LED32UE3000 P Ui T _C320X16 E11 H G01 Chapter8 Instructions of HLS78D I module Circuit Schematic Diagram 8 1 Clear NAND FLASH and...

Страница 27: ...Appendix Circuit Schematic Diagram...

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