iPhone X can’t be charged. Troubleshooting

Peer repair machine iPhone X mobile phone can't be charged, measure charging management U3300 diode value, find A4 disconnected,Jump wire OK, spike.

iPhone x can’t be charged. Troubleshooting

Machine model: iPhone X

Malfunction: The mobile phone can’t be charged.

Maintenance process:

iPhone mobile phone can’t be charged, so it has to be repaired for three times. Send it to our office.   Inductor and the charge management peers have changed it, so there is no need to change it. Measure the charge management U3300 diode value, and find A4 disconnected, Jump wire OK, spike.
iPhone x can't be charged. TroubleshootingiPhone x can’t be charged. Troubleshooting Figure 1.

iPhone x can't be charged. TroubleshootingiPhone x can’t be charged. Troubleshooting Figure 2.

iPhone x can't be charged. TroubleshootingiPhone x  can’t be charged. Troubleshooting Figure 3.