- All keys can be pressed easily
- All the cords are disentangled
- Connectors and cables are intact
- Cushions of the headphone are cleaned
- Cushions of the headphone are undamaged
Test subject:
PILOT TEST carried out with test person:
() correct answer; (x) wrong answer; (na) no answer
If the difference between today's and last answer of the test person is 10 dB or more
on the same ear, perhaps the PILOT TEST needs service!
Tested:
Date: