IBM Aptiva 2190, Hardware Maintenance Service, Page: 12 / 165

VIII
DANGER
Some CD-ROM drives contain an embedded Class 3A or Class 3B laser
diode. Note the following.
Laser radiation when open. Do not stare into the beam, do not view directly
with optical instruments, and avoid direct exposure to the beam.
≥≥
32 Kg
≥≥
55Kg
(70.5 (121.2
lbs) lbs)
Caution:
Use safe lifting practices when lifting your machine.
Caution
:
Electrical current from power, telephone, and communication
cables can be hazardous. To avoid personal injury or equipment
damage, disconnect the attached power cords,
telecommunications systems, networks, and modems before you
open the covers, unless instructed otherwise in the installation
and configuration procedures.