Huawei Y511-U030 - 9.4.8 Interface

XXXX The basic version Repair ManualV1.0
internal public
2013-09-25
华为机密，未经许可不得扩散
第 73 页，共 79 页
9.4.8 Interface
 Circuit Principle Diagram
 Circuit analysis:
IO connector using the 5PIN Micro-USB connector, mainly involving the functions including
USB download, USB data transmission. USB data transmission with a standard definition of USB
 Fault analysis and treatment process:
IO connector weld, welding, even damage will result in not charging, unable to download. The
repair can be related chapters reference before