Cleaning The Keyboard - HP xw4400 Service And Technical Reference Manual

Cleaning the keyboard

CAUTION
under the keys.
● Follow the safety precautions presented in
keyboard.
●
Visible debris underneath or between the keys can be removed by vacuuming or shaking.
● Canned, pressurized air can be used to clean debris from under the keys. Use caution because
too much air pressure can dislodge lubricants applied under the wide keys.
●
If you remove a key, use a specially designed key puller to prevent damage to the keys. This tool
is available through many electronic supply outlets.
CAUTION
these keys are improperly removed or installed, the keyboard might not function properly.
● Clean under a key with a swab moistened with isopropyl alcohol and squeezed out. Be careful not
to wipe away lubricants necessary for proper key functions. Allow the parts to air dry before
reassembly.
●
Use tweezers to remove any fibers or dirt in confined areas.
ENWW
Use safety glasses equipped with side shields before attempting to clean debris from
Never remove a wide leveled key (like the space bar) from the keyboard. If
Service considerations on page 54 before cleaning the
Cleaning the keyboard 173