Other Precautions - Epson EPL-5900 Service Manual

5.Precautions for the Laser Beam
(Only for Products Employing a Laser)
Removing the cover marked with the following caution label
could lead to possible exposure to the laser beam, resulting
in eye damage or blindness. Be sure to unplug the power
cord before removing this cover.
If removing this cover while the power is ON is unavoidable,
be sure to wear protective laser goggles that meet
specifications.
Make sure that no one enters the room when the machine is
in this condition.
When handling the laser unit, observe the "Precautions for
Handling Laser Equipment."

Other Precautions

When handling circuit boards, observe the "HANDLING of PWBs".
The PC Drum is a very delicate component. Observe the precautions
given in "HANDLING OF THE PC DRUM" because mishandling may
result in serious image problems.
Note that replacement of a circuit board may call for readjustments or
resetting of particular items, or software installation.