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Chapter 5 - Troubleshooting
When none of the Steps 1 - 3 above seems wrong, proceed to check if the sensors
are clean. Wipe off all the dirt and dust on the spots shown below, with a cotton
bud dipped in ethyl alcohol. When ethyl alcohol is not readily available, use a
plain cotton bud.
Caution
•
Make sure to turn off the printer before cleaning it.
•
Do not use benzene, thinner, other volatile materials, or water,
as they may damage the printer components.
•
Do not get the inside of the printer wet.
1.
Cleaning the HP sensor (two at the black parts)
2.
Cleaning the Marking sticker.
Take care not to let the sticker peel off while cleaning.
3.
Cleaning the bar code sticker on the ink cartridges.
Take care not to let the sticker peel off while cleaning.
HP sensor (two at the black parts)
Marking sticker(black and silver sticker)
Bar code sticker(black and silver sticker)