Lenovo ThinkPad A21m ThinkPad A2* Series Hardware Maintenance Manual (October - Page 26
optical storage devices contain an embedded Class 3A or, Class 3B laser diode. Note the following
![]() |
View all Lenovo ThinkPad A21m manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 26 highlights
Laser compliance statement Opening the CD-ROM drive, DVD-ROM drive or the other optical storage device could result in exposure to hazardous laser radiation. There are no serviceable parts inside those drives. Do not open. Some CD-ROM drives, DVD-ROM drives or the other optical storage devices contain an embedded Class 3A or Class 3B laser diode. Note the following: 20 ThinkPad A20m/p, A21m/p, A22m/p
![](/manual_guide/products/lenovo-thinkpad-a20m-thinkpad-a2-series-hardware-maintenance-manual-2001-366b3e7/26.png)
Opening the CD-ROM drive, DVD-ROM drive or the other
optical storage device could result in exposure to
hazardous laser radiation. There are no serviceable parts
inside those drives.
Do not open.
Some CD-ROM drives, DVD-ROM drives or the other
optical storage devices contain an embedded Class 3A or
Class 3B laser diode. Note the following:
Laser compliance statement
20
ThinkPad A20m/p, A21m/p, A22m/p