Hello guys, Have problem with display, the external display works fine, mac's lcd totaly black. All voltages is present except on u9000 pin 1 which is gate, pp3v3_s5 is present. Any idea what can be? I think about u1800, if this IC broken then I have some problems
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MacBook Pro 13" 820-3115 - No LCD_IG_PWR_EN
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Re: MacBook Pro 13" 820-3115 - No LCD_IG_PWR_EN
Any more details as what U9000 is? P-ch? N-ch?
You do have backlights nut no pictures, or no backlights?
The more details and schematics you ptovide will get you a lot more helps.
Pictures of what we are dealing with?Never stop learning
Basic LCD TV and Monitor troubleshooting guides.
http://www.badcaps.net/forum/showthr...956#post305956
Voltage Regulator (LDO) testing:
http://www.badcaps.net/forum/showthr...999#post300999
Inverter testing using old CFL:
http://www.badcaps.net/forum/showthr...er+testing+cfl
Tear down pictures : Hit the ">" Show Albums and stories" on the left side
http://s807.photobucket.com/user/budm/library/
TV Factory reset codes listing:
http://www.badcaps.net/forum/showthread.php?t=24809
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