To create a fix firmware you need to send the data of your printer:
1. Exact printer model
2. Firmware version
3. Machine Serial Number
4. CRUM Number (Toner chip)
To check printer reports (in order not to make a mistake in the data) we recommend use the free program Printer Reports by ORPYS
It has the ability to save reports, you can send this report to us
Instruction (Manual) for program firmware
1. Connect printer to computer and enter printer into DOWNLOAD MODE [forced mode]
- Turn printer OFF (by button «POWER»)
- Press and hold button «STOP» and press and hold button «POWER»,
- And waiting in display of printer message «Press Stop to download mode»
- Quickly release all buttons and quickly press the «STOP» button again.
- Printer will show massage «Wait Image»
2. Drag and drop file FIX_NU_XXXXXXXXXX_137x_V3.82.01.xx.hd on usbprns2.exe
3. Wait for the printer to done programming (1-2 minutes) and then it will reboot itself
- After rebooting the printer you need remove toner chip [glue by tape].
4. Done, the firmware is finished.
Instruction (Manual) for program original firmware
1. Enter printer into Download Mode
2. Download and extract the archive with original firmware
3. Drag and drop the file HP_137x_V3.82.01.xx.hd on usbprns2.exe
Original firmware you can download in this page
Enter to Download Mode [forced mode]
- With the printer turned off, press and hold the button [Stop] after [Power] ,
- As soon as [Press Stop to download mode] appears on the display
- Quickly release all buttons and quickly press the [Stop] button again.
- Printer will show massage [Wait Image]