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Recent content by DosPH

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820-00163-A boot with out battery?

hi. can a 820-00163-A 15" retina boot with out battery connected? when i plug magsafe charger it will only show battery charging icon then turns off and pulling 0.00 amps after
- DosPH
- Thread
- Nov 5, 2019
- Replies: 2
- Forum: Macbook Logic Board Repair Questions
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820-00165-A PP0V6 S0 DDRVTT @ 1.17v

just reviewed line. u7400 is ok. theres a cut line internally between pin 1 VTTSNS and pin 3 VTT. jumped it and now its booting. :)
- DosPH
- Post #3
- Oct 12, 2019
- Forum: Macbook Logic Board Repair Questions
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820-00165-A PP0V6 S0 DDRVTT @ 1.17v

i have a macbook air here. 820-00165-a. fan spins. no post. usb ligh working. i notice PP0V6 S0 DDRVTT is outputing 1.17V. is this generated from the rams?
- DosPH
- Thread
- Oct 12, 2019
- Replies: 2
- Forum: Macbook Logic Board Repair Questions
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820 2838 A fan spins, no chime

Reflashed bios earlier and its all good. :) dont know history why bios was messed up. :)
- DosPH
- Post #3
- Oct 11, 2019
- Forum: Macbook Logic Board Repair Questions
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820 2838 A fan spins, no chime

hi. i have here a 820-2838-A air. all voltages are present. green and orange light when magsafe is plugged in and with batt, turns on and fan spins. but will not post or chime. no liquid damage also. any ideas on this. :)
- DosPH
- Thread
- Oct 11, 2019
- Replies: 2
- Forum: Macbook Logic Board Repair Questions

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