Operation Manual

19
Compensation of interference with balanced connections
Maintenance
The DAP Audio Core Mix-4 USB requires almost no maintenance. However, you should keep the unit
clean. Disconnect the mains power supply, and then wipe the cover with a damp cloth. Do not immerse
in liquid. Do not use alcohol or solvents.
Keep connections clean. Disconnect electric power, and then wipe the audio connections with a damp
cloth. Make sure connections are thoroughly dry before linking equipment or supplying electric power.
Troubleshooting
DAP Audio Core Mix-4 USB
This troubleshooting guide is meant to help solve simple problems. If a problem occurs, carry out the steps
below in sequence until a solution is found. Once the unit operates properly, do not carry out following
steps.
1. If the device does not operate properly, unplug the device.
2. Check power from the wall, all cables, connections, etc.
3. If all of the above appears to be O.K., plug the unit in again.
4. If nothing happens after 30 seconds, unplug the device.
5. Return the device to your DAP Audio dealer.