LENOVO PC-TE508KAS | PC-TE508KAS_NEC Official Firmware [Download]
PC-TE508KAS_PC-TAB08H01_LAVIETabE8HD1_NEC_LAVIETabE8HD1_USR_S110007_2012250944_V9.56_BMP_NEC_JP.zip
LAVIETabE8HD1_NEC_LAVIETabE8HD1_USR_S000055_1912132215_V5.140_BMAIN_NEC_JP.zip
LAVIETabE8HD1_NEC_LAVIETabE8HD1_USR_S000069_2008121338_V5.140_BMAIN_NEC_JP.zip