IBM eServer 200 xSeries User Reference Manual page 12

Dispose of the battery as required by local ordinances or regulations.
Statement 3
CAUTION:
When laser products (such as CD-ROMs, DVD drives, fiber optic devices, or
transmitters) are installed, note the following:
•
•
DANGER
Statement 4
≥ 18 kg (39.7 lb)
CAUTION:
Use safe practices when lifting.
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IBM xSeries 200: User's Reference
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.
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.
≥ 32 kg (70.5 lb) ≥ 55 kg (121.2 lb)