: On the General tab, click Print Test Page to verify the connection. 4. Troubleshooting Common Issues
Finding and installing the driver for your ARP-990KC mini receipt printer Go to product viewer dialog for this item. mini receipt printer arp-990kc driver download
Have a better source or a specific version of the ARP-990KC driver? Let me know in the comments—I update this post regularly to help others avoid the adware traps. : On the General tab, click Print Test
He tried a hex editor. He tried emulating an old DEC printer protocol. He even attempted to brute-force the handshake sequence by listening to the GPIO pins with an oscilloscope. The printer clicked, whirred, and then… nothing. The amber LED blinked twice. Mocking him. : On the General tab