Locked Out? How to Reset Your Device Password Getting locked out of your specialized hardware—be it a DVR, network card, or KVM switch—can feel like hitting a digital brick wall. If you're staring at a login screen and the "7004tlmv3" string is part of your device's identity or firmware, 1. Try the "Universal" Defaults First
Many ISPs leave a hidden backdoor. On the 7004tlmv3, try: 7004tlmv3 password reset
If your DVR shows a specific date after the battery pull, you can use a Super Password generator tool : Note the exact current date shown on your DVR screen. Locked Out