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Marissa HendersonAug 28, 2025
What to do if my Toshiba B-EP4DL-GH20-QM-R shows 'COVER OPEN'?
- FfsmithAug 28, 2025
If your Toshiba Printer displays 'COVER OPEN', it indicates that the top cover is open. To fix this, simply close the top cover.

What to do if my Toshiba B-EP4DL-GH20-QM-R shows 'COVER OPEN'?
If your Toshiba Printer displays 'COVER OPEN', it indicates that the top cover is open. To fix this, simply close the top cover.
Why won't my Toshiba B-EP4DL-GH20-QM-R turn on?
If your Toshiba Printer is not turning on when you press the [POWER] button, it might be because the battery pack is not loaded correctly. Ensure you load a fully charged battery pack correctly.
What to do if my Toshiba B-EP4DL-GH20-QM-R Printer says 'NO PAPER'?
If your Toshiba Printer displays 'NO PAPER', it means the printer has run out of media. To resolve this, load a new media roll and then press the [PAUSE] button.
Why Toshiba B-EP4DL-GH20-QM-R received print data but does not print?
If your Toshiba Printer received print data but does not print, and the [STATUS] lamp is lit or blinking, clear the error. Also, make sure that the media is loaded properly.
Why is my Toshiba B-EP4DL-GH20-QM-R not connecting to the wireless LAN?
If your Toshiba Printer cannot communicate via the wireless LAN (B-EP4DL-GH42-QM-R), make sure the printer is turned on. Position the printer within a wireless coverage area, free from obstacles and avoid locations with noise or interference. Check that the printer address is correctly set on the host. Ensure the channel setting for the access point or host is correct, avoiding channels that interfere with adjacent access points. Finally, select the correct issue mode.
| Print Resolution | 203 dpi |
|---|---|
| Connectivity | USB, Serial, Ethernet |
| Print Speed | Up to 4 ips (101.6 mm/sec) |
| Max Print Width | 104 mm |
| Media Thickness | 0.06 to 0.15 mm |
| Memory | 8 MB |
| Supported Operating Systems | Windows, Linux |
| Power Supply | AC 100-240V |
| Media Width | 25.4 to 110 mm |











