MF93D unlock problem

manufacturer - ZTE modems
model - ZTE MF923

Selected Applications port COM123
Selected Diagnostics port COM124

Found modem : MF93D
Model : ZTE MF93 / SoftBank 102Z
IMEI : 866855011137965
Firmware : BD_MF93DV1.0.0B02
Compile date / time : Jul 19 2013 16:15:31
Chipset : Qualcomm MDM9215
NAND Flash : H9DA2GG1GJAMCR
SIM Lock status : unknown(read failed)