5–6
319865-008
Service Reference Guide, d300, dx6050
Identifying the Chassis, Routine Care, and Disassembly Preparation
5.3.3 Cleaning the Keyboard
Follow all safety precautions in
Section 5.3.1, “General Cleaning Safety Precautions,”
cleaning the keyboard.
To clean the tops of the keys or the keyboard body, follow the procedures described in
Section 5.3.2, “Cleaning the Computer Case.”
When cleaning debris from under the keys, review all rules in
Section 5.3.1, “General Cleaning
before following these procedures:
Ä
CAUTION:
Use safety glasses equipped with side shields before attempting to clean debris from under
the keys.
■
Visible debris underneath or between the keys may be removed by vacuuming or shaking.
■
Canned, pressurized air may be used to clean debris from under the keys. Caution should be
used as 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.
Ä
CAUTION:
Never remove a wide leveled key (like the space bar) from the keyboard. If these keys are
improperly removed or installed, the keyboard may not function properly.
■
Cleaning under a key may be done with a swab moistened with isopropyl alcohol and
squeezed out. Be careful not to wipe away lubricants necessary for proper key functions. Use
tweezers to remove any fibers or dirt in confined areas. Allow the parts to air dry before
reassembly.
5.3.4 Cleaning the Monitor
■
Wipe the monitor screen with a clean cloth moistened with water or with a towelette
designed for cleaning monitors. Do not use sprays or aerosols directly on the screen; the
liquid may seep into the housing and damage a component. Never use solvents or flammable
liquids on the monitor.
■
To clean the monitor body follow the procedures in
Section 5.3.2, “Cleaning the Computer
5.3.5 Cleaning the Mouse
Before cleaning the mouse, ensure that the power to the computer is turned off.
■
Clean the mouse ball by first removing the retaining plate and the ball from the housing. Pull
out any debris from the ball socket and wipe the ball with a clean, dry cloth before
reassembly.
■
To clean the mouse body, follow the procedures in
Summary of Contents for Compaq d300 Series
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Page 32: ...2 20 319865 007 Service Reference Guide d300 Setup Utilities and Diagnostics Features ...
Page 196: ...C 8 319865 008 Service Reference Guide d300 dx6050 POST Error Messages ...
Page 222: ...D 26 319865 008 Service Reference Guide d300 dx6050 Troubleshooting Without Diagnostics ...
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