Huawei YU220, Service Manual

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YU220 service manualV1.0
2013-10-18
Huawei secrets, no dispersion without permission
3) During maintain, it can select according to different scene,;
Firmware->update retain SN，
Calibration and measuring
，IMEI ,MAC address etc
information.
1.2 Guidance of Standalone version write NO. tool
This step mainly supply phone write in veneer bar code and WIFI,BT address，IMEI
number Information. Operation as follow：
1) Install framework：HQ_Framework_v2.4_130708.rar
2) Install writes number tool：HQ_WriteStation_V2.1_130701.rar
3) Click running
a) Click Help ， check operation instruction, according to operation
instruction to configure; AP,DB file document with software sent to
user.
b) If it need to change IMEI、WIFI and number，need to rewrite IMEI
number and so on information, if it does not need to change, and close
the item.
c) Specific operation can refer to Write station instructions.HTM
1.3
Write custom-tailor information guidance.
SimLock使用说明.d
oc