1. Gravür mashinasi sensorida chang, yomon aloqa yoki shikastlanish mavjudligini tekshiring. Sensorni changdan tozalang, agar u hali ham ishlamasa, sensorni almashtiring.
2. Gravür mashinasining sensorli aloqa ma'lumot kabeli yomon aloqada yoki shikastlanganligini tekshiring. Ma'lumot kabelini qayta ulang va u hali ham ishlamayaptimi yoki yo'qligini tekshiring, keyin ma'lumot kabeli boshini almashtiring.
3. Gravür mashinasining tuproqli simi shikastlangan yoki yomon aloqada ekanligini tekshiring. Topraklama simining yaxshi holatda ekanligini va topraklama simining metallga ulanmaganligini tekshiring va topraklama simini boshqa joyga o'rnating.
4. Gravür mashinasining vosita simi yomon aloqada. Agar bu muammo bo'lsa, bu nisbatan oddiy, ikkita uchi quvvatlanganligini tekshirish uchun multimetrdan foydalaning.
