as soon as i power up the unit-a screen that says system error appears-the exact text below:
Device Malfunction: Software error
Time Stamp: 0xffffff
Line: 788
Module: NvrCmnPS.cpp
Procid: 0x0
ProcName:
Flash Address Offset: 0x0
PCB: 0xa088f498
errorCode: 0x12042
etc, etc, etc
help please