[REQUEST] BIOS Dump - DAHUA DH-XVR4B16 (BOARD NO 74_04080187071)

Dec 17, 2025
3
0
Birbhum
DEVICE INFORMATION:
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
  • Brand: DAHUA
  • Model: DH-XVR4B16 (16-Channel DVR)
  • Motherboard: 74_04080187071
  • Flash Chip: DS35Q1GA-1B (Dosilicon)

CURRENT STATUS:
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
* DEAD (NO DISPLAY, ONLY MOUSE LIGHT IS ON)

MY EQUIPMENT:
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
  • CH341A USB Programmer

WHAT I NEED:
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
A working dump from the same board

If anyone has this DVR model with a working unit, I would greatly appreciate if you could read the flash chip and share the dump.

Thank you very much for any help!