Step by step repair guide UR 3030, device error codes Tec UR 3150, how to configure UT7701, step by step setting guide VCR20, service service VCR32DBD, official service centers Tec VCR3830, warranty conditions for VCR3835E, how to disassemble the device VCR3836E, installation diagram VCR3850, unstable works VCR3890, the main malfunctions Tec VCR52DBD, connection diagram VCR5800, troubleshooting VCR6600, download service manual WALKIE-T.AH-101, service instructions Tec WALKMAN 1007. The most complete information avialable to downloading from our website absolutely free.