If it old damaged non booting firmware:
- download any tftp server, for ex. tftpd32 or tftpd64 (depend of x32 bit Windows version or x64),
- download update.img for XVR4116HS-S2 and put it to same folder witn tftp server software (link)
- stop all antimalvare and firewalls and antiadware software.
- run tftp software and set it to use files from same with distributive files directory, then connect network cable to xvr and router (same with router of your pc),
- open teraterm and hold "*" button (between "/" and "-" buttons on number pad when 'Numlock' status is on) then turn on power of xvr and still hold button until booting is stop.
- then type in teraterm:
setenv serverip 192...... — your PCs IP
setenv ipaddr 192.... — any free IP from your subnet to use as IP of XVR
run up
if everything is ok, device will start to download file update.img from your pc.
After file have installed, use command "eracfg" to clean config area.
Turn off the power and unplug uart.
Test it!
if it device after reflash factory memory dump with clean serial number and mac address:
- open teraterm and hold "*" button (between "/" and "-" buttons on number pad when 'Numlock' status is on) then turn on power of xvr and still hold button until booting is stop.
- then type in teraterm:
setenv ID xxxxxxx .....— x mean your xvrs serial number
setenv ethaddr xx:xx:xx..... — xx mean your xvr mac address.
saveenv
then turn off the power, unplug uart and test it.