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当前版本: jessabethany ,

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If you're doing repair a lot, a "known good housing" is invaluable for troubleshooting. In a no power iPhone, you need to differentiate No Charge from No Boot. Inspect for water damage.
-If the phone won't charge with a known good battery and a known good dock, then consider U2 chip failure on the board.
+If the phone will boot but won't charge with a known good battery and a known good dock, then consider U2 chip failure on the board.

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原帖由: jessabethany ,

文本:

If you're doing repair a lot, a "known good housing" is invaluable for troubleshooting.   In a no power iPhone,  you need to differentiate No Charge from No Boot.   Inspect for water damage.

If the phone won't charge with a known good battery and a known good dock, then consider U2 chip failure on the board.

状态:

open