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screen was replaced at another shop, i haven't gotten the computer yet. but apparently after the repair the touch-bar stopped working, as i haven't had any experience with touch-bars yet i was looking for some guidance, what should i look for, what could cause it. im assuming something got...
original board had no lcd enable, replaced with new board, and it wont boot to the os. it shows the folder icon, 'so the lcd was good like i originally thought" the problem is even with a working os it wont boot to it, it will boot to a usb os, but takes 10-15 min to get in, even to boot to the...
still no lcd enable, but i also notice pgood is gone again, usb lights up and i do get a chime, dont have a working lcd for this one, i have 2 cracked lcd's for backlight testers
i cant get lcd enable to be sent, i can force backlight, i reflowed u8900, but was missing some rails, so i replaced it and the rails showed up, i now have pgood, but no matter what ive tried i cant get lcd enable to come on. im almost 100% sure this lcd is fine.
no i touched up all the solder joints on u9000, i just touched up u8900 even tho it looked fine and its lasting longer than 20 seconds this time, "jumper removed ofc" so i guess i had a bad solder joint, but i wounder would my jumper have caused any issues?
i have a 820-3332 that came in for no power, after diag realized its powering on fully just no internal display, checked smc_lid and realized it was 0, repaired and got screen for about 30 seconds, then black. figured out after a few seconds i lost PP5VR3V3_SW_LCD_ISNS, so i jumped it from pin 2...
ok so i guess im gonna ask a stupid question. how does one remove corrosion under the plastic battery connector if ultrasonic does not remove corrosion.
sorry inm not to sure what to do from there, the 10k resistor is good, so why is it not pulling down. jumping pin 1 to ground workes to stabalize battery power,