Lenovo ThinkCentre M70z - Manual (Page 17)

CAUTION:
When laser products (such as CD-ROMs, DVD drives, fiber optic devices, or
transmitters) are installed, note the following:
• Do not remove the covers. Removing the covers of the laser product
could result in exposure to hazardous laser radiation. There are no
serviceable parts inside the device.
• Use of controls or adjustments or performance of procedures other than
those specified herein might result in hazardous radiation exposure.
DANGER
Some laser products 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.
Power supply statement
Never remove the cover on a power supply or any part that has the following
label attached.
Hazardous voltage, current, and energy levels are present inside any component
that has this label attached. There are no serviceable parts inside these
components. If you suspect a problem with one of these parts, contact a service
technician.
Products with television tuner options installed
The notice below applies to products containing television (TV) tuner devices that
connect to external antennas or to cable/CATV systems, or both, and that are
intended to be installed in North America. Users and installers in other countries
should follow local codes and ordinances when installing appliances that connect
to external antennas and cable/CATV systems. If local codes are not applicable, it
is recommended that users/installers follow guidelines similar to those that follow.
Chapter 1. Important safety information
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