IBM 2254 Hardware Maintenance Manual page 215

Laser radiation when open. Do not stare into the beam, do not view
directly with optical instruments, and avoid direct exposure to the
beam.
• Statement 4
≥18 kg (37 lbs) ≥32 kg (70.5 lbs)
CAUTION:
Use safe practices when lifting.
• Statement 5
CAUTION:
The power control button on the device and the power switch on the power supply
do not turn off the electrical current supplied to the device. The device also might
have more than one power cord. To remove all electrical current from the device,
ensure that all power cords are disconnected from the power source.
• Statement 10
CAUTION:
Do not place any object weighing more than 82 kg (180 lbs.) on top of rack-mounted
devices.
≥55 kg (121.2 lbs)
Chapter 9. Related service information
207