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Level 3 Repair
8-7
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8-3-1-2. Charging Part
Abnormal charging part
Replace U309
Display charging
animation
Yes
No
Yes
Check
VBUS(C353)
≥
4.5V in IF300 ?
Check the
Voltage in C306
≥
4.8V
No
Yes
Download S/W binary
No
Connect correctly
Check the Travel Adaptor
(crack, damage, etc)