REFERENCE Prestiz 24inch Mother Board Replacement

gsmtechnicianmind

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Issue:Galing ibang tech nasira ang mainboard.hindi na kaya sa 4 wires module.kaya palit universalboard.
Palit din 6v lead lamp kaya pinalitan ko 3v smd types.
Add ng backlight inverter na 12 volts ang out pero dual connection kaya 24 volts lahat.sa isang row ang minimum na supply 12v
Kapag dalawa naka column minimum voltage ay 24v.
1.Step tanggalin ang mainboard
2.(Data Sheet)kunin ang panel voltage,lvds connection at resolution.
Sa case ko
12v para sa panel supply .1ch 8bit LVDS at 1366x786 resolution.

3.Tear down ang panel glass diffuser film,frame panel at backlight cover.set aside.... warning! Paki ingatan ang panel kase pamaselan ang side cof.

4.isa isahin ireplace ang 6v lamp beads Install ang backlight.dapat tama ang polarity check mo sa led tester kung wala gawa ka DIY pwede battery na 1860 dalawa naka series.
5.Install ulit ang panel.tapos test attempt 1.kung ok next step.
6.Install lahat ng connection
Sa mainboard at smps 12v Supply, LVDS,speaker,Backlight Inverter,IR module.
7.Idownload firmware bin (bin_v59)
Naka description ang link sa baba.
Icopy paste sa USB drive.
Remember:dapat walang ibang nakalagay sa usb flash drive.
In short bin file lang at walang nang iba.
8.Isalpak ang usb sa tv...at power on..wait mag install
Led light blink meaning nagflash ang firmware kapag mabilis na blink patapos na..at kapag huminto sa ang pulang(red light) ilaw..remove USB (flash drive)
8.Power On the tv.check if works!.
9.Punta sa Service mode.type sa remote menu+1147
General settings select LVDS set to 1.para di solorize display
10 pumunta sa region languages iset at English done.happy tomer na ulit.IMG_20220305_035717.jpg
Data Sheet:https://www.panelook.com/HV236WHB-N00_BOE_23.6_CELL_overview_23934.html
Download link:https://drive.google.com/folderview?id=1I0TL2Zcmdq-UGwqo1rCoNUZc4c-Pu0lW
 

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