We believe some of you may ever find yourself stuck on such a title said. Mostly these problems occur when your printer usage is more than 5 years. So what can cause this symptom? Such big question raising on your mind? Here are some steps to check:
- Decoder malfunction/dirty
If you don't know where the decoder is located then you can see the above picture, that is one of decoder example of certain type. So if you ask where is located then it depends on your printer models. Most of them are on the right or left side of the printer. This thing works as a measure for the rotation of the main shaft. When this thing rotates, the photo censor counts its rotation. If the decoder is dirty then the photo censor can't read the mark for counting the rotation. So if this problem occurs it is better to clean it with isopropyl.
- Loose decoder
- Loose paper censor
- Broken paper censor springs/missing
- Broken photo censor/death
- Unknown object blocking paper feed
- Bad USB connection
- CPU error (rare, but can sometimes cause a headache)
- E-prompt error (only on certain models and brands)
Hope the above indicators can help you solve the problems you had. If you have any questions or need further explanation, please comment below.
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