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Trouble
S
hootin
g
•
Mainboardnotwork
•
1. Checkthe“powerboard“in
mainboardwhetherhas12Vand
5V5vsboutput.
•
2.VerifyiftheDC/DCconvertors
havetherightoutput(1.2V,1.5V)
•
3.Verifyif IC havetheright
output(3.3V,1.2V)
•
3.Verifyifthe
AudioAMP…solderwell;
•
therightsoftwareandworkwell;
•
5.VerifyiftheY1(Crystal)
has
therightfrequency
Panelnotwork
1. ChecktheLEDBacklight“setupIC”
outputandinputareworking.
2.VerifyiftheMainboardoutputthe
rightOn/Offsignaltopowerboard;
3.VerifyiftheMainboardoutputthe
LVDSsingaltopanelTconboard
4.Verifyifthesoftwareistheright
versionofthismodel.
5.ChangetheLVDSwiretocheckifit’s
broken.
- 33 -
Mainchip(MSD3463GSA), DDR,
4.Verify if the FLASH(U201) has
Содержание LE50K6000SF
Страница 10: ...3 3 LED Panel 09 Service Manual Model No V500HJ1 PE8 C7...
Страница 11: ...Service Manual Model No 10 3 4 Connector Definition 3 4 Connector Definition...
Страница 14: ...4 6 Remove the remote control board take out the remote controlboard Service Manual Model No 13...
Страница 16: ......
Страница 17: ......
Страница 26: ...Service Manual Model No 25...
Страница 27: ...Service Manual Model No 7 Trouble shooting 7 1 Simple check 26...