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"Compaq.com - Compaq Presario Series Maintenance and Service Guide - Models: 1683, 1685, 1687, 1688, and 1690
Battery pack has partially self-
discharged.
Condition the battery pack by fully
charging, fully discharging, then fully
recharging it.
To maintain the charge, leave
battery packs in the computer when
it is connected to external power.
If the computer is disconnected from
external power for more than two
weeks, remove battery packs from
the computer to reduce the
discharge rate.
Battery pack is being exposed to
high temperatures or extremely cold
temperatures.
Keep the battery pack within the
recommended temperature ranges.
Operating: 50° F to 104° F
(10° C to 40° C)
Storage: -4° F to 86° F
(-20° C to 30° C )
Recharge the battery pack.
Solving CD Drive Problems
Some common causes and solutions for CD drive problems are listed in the following table.
Solving CD Drive Problems
Problem Probable Cause Solution(s)
CD drive cannot read a compact disc. Compact disc is upside down or is
improperly inserted in the CD drive.
Open the CD loading tray, lay the
compact disc in it (label side up),
then close the tray.
CD is CD Plus or Pregap/Track 0
type.
Cannot read these type CDs in 24x.
Remove the CD.
Solving Diskette and Diskette Drive Problems
Some common causes and solutions for diskette and diskette drive problems are listed in the following table.
Solving Diskette and Diskette Drive Problems
Problem Probable Cause Solution(s)
Diskette drive cannot write to a
diskette.
Diskette is write-protected. Disable the diskette's write-protect
feature or use a diskette that is not
write-protected.
Computer is writing to the wrong
drive.
Check the drive letter in the path
statement.
Not enough space is left on the
diskette.
Use another diskette.
file:///C|/SERVICE%20MANUALS/COMPAQ%20_%20chec...01685%201687%201688%201690%201694/solving.html (3 of 8)6/27/2004 2:57:51 AM