If your screen is completely black and the key combos do nothing, you have a bootloader corruption. You need serial recovery via the using a TTL-to-USB adapter (3.3V logic, e.g., FT232RL).
for vertical measurement, making the device compatible with external clamp meters. Performance Improvements owon hds2102s firmware update fix
A firmware update for the OWON HDS2102S is not just about adding features—it is a critical fix for real-world issues like boot loops, touchscreen errors, and measurement inaccuracies. If your screen is completely black and the
[Guide] Fixed my Owon HDS2102S Firmware Update Issues (White Screen/Boot Loop) Performance Improvements A firmware update for the OWON
John's heart sank. He had been in the middle of a critical project, and now his oscilloscope was unresponsive. He tried to restart it, but the same message persisted. Panic began to set in as he thought about the looming deadline and the costly delay this could cause.
: Some early hardware versions (identifiable by serial numbers) used Gigadevice flash chips with OTP SecureRom, which may prevent firmware updates entirely.
| Error / Problem | Solution | |----------------|----------| | “Update file not found” | – Re‑copy file to USB root. – Rename to HDS2102S.upg (case‑sensitive on some units). – Try another USB drive (2.0, ≤8GB). | | Update hangs at 0% / 50% | – Corrupted file: re‑download firmware. – Bad USB: reformat or change drive. – Interrupted: restart recovery mode (Step 2). | | Device now has white screen / no backlight | – Hardware brick? Try JTAG recovery (advanced, not covered here). Contact OWON support. | | Update succeeds but touch/buttons wrong | – Perform Factory Reset (Step 4) again. – Re‑install the previous known‑working firmware if available. | | USB drive not recognized at all | – Format as FAT32 with partition table (not GPT). – Use a smaller drive (2GB–8GB). – Try a different brand (Kingston, SanDisk often work). |