Lenovo ThinkPad R50 English - Service and troubleshooting guide for ThinkPad R - Page 58

DANGER, WARNING, Wash hands after handling

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DANGER Do not open the optical storage drive unit; no user adjustments or serviceable parts are inside. Use of controls, adjustments, or the performance of procedures other than those specified might result in hazardous radiation exposure. Class 1 laser products are not considered hazardous. The design of the laser system and the optical storage drive ensures that there is no exposure to laser radiation above a Class 1 level during normal operation, user maintenance, or servicing. Some drives contain an embedded Class 3A laser diode. Note this warning: DANGER Emits visible and invisible laser radiation when open. Avoid direct eye exposure. Do not stare into the beam or view it directly with optical instruments. Many PC products and accessories contain cords, cables or wires, such as power cords or cords to connect the accessory to a PC. If this product has such a cord, cable or wire, then the following warning applies: WARNING: Handling the cord on this product or cords associated with accessories sold with this product will expose you to lead, a chemical known to the State of California to cause cancer, and birth defects or other reproductive harm. Wash hands after handling. Save these instructions. 48 ThinkPad® R50 Series Service and Troubleshooting Guide

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DANGER
Class 1 laser products are not considered hazardous. The design of the laser
system and the optical storage drive ensures that there is no exposure to laser
radiation above a Class 1 level during normal operation, user maintenance, or
servicing.
Some drives contain an embedded Class 3A laser diode. Note this warning:
DANGER
Many PC products and accessories contain cords, cables or wires, such as
power cords or cords to connect the accessory to a PC. If this product has
such a cord, cable or wire, then the following warning applies:
WARNING:
Handling the cord on this product or cords associated with
accessories sold with this product will expose you to lead, a chemical known
to the State of California to cause cancer, and birth defects or other
reproductive harm.
Wash hands after handling
.
Save these instructions.
Do not open the optical storage drive unit; no user adjustments or serviceable
parts are inside.
Use of controls, adjustments, or the performance of procedures other than those
specified might result in hazardous radiation exposure.
Emits visible and invisible laser radiation when open. Avoid direct eye exposure.
Do not stare into the beam or view it directly with optical instruments.
48
ThinkPad
®
R50 Series Service and Troubleshooting Guide