4. IO Port
※External IO port input to the machine is at 5V, use 5mA or less.
MAGIC™-E7 uses a LAN cable to control operation by receiving an external signal through the IO port.

| OUT | 5V DC OUT | Requires a DC 5V output to connect. |
| IN | START/STOP | Starts or stops engraving operation when DC 5V is connected. |
| OUT | VACUUM ON/OFF | Chip collector ON/OFF output status: DC 5V output: ON; GND output: OFF |
| OUT | Universal Output | Universal output port for DC 5V output and external devices. |
| IN | Serial Communication Transmission | Receives serial communication from external devices. |
| OUT | Serial Communication Transmission | Transmits serial communication from external devices. |
**IN: Signal received by the machine