"Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1230 and 1232

CAUTION: To prevent loss of information, always maintain an up-to-date backup of your hard drive at all times, in case of errors or failures.

Solving Hard Drive Problems

Problem

 

Probable Cause

 

Solution(s)

 

 

 

 

 

Reading hard drive takes an

 

System entered Hibernation due to

 

Give the system time to restore the

unusually long time after restarting

 

low battery condition and is now

 

previously saved data to its exact

the computer.

 

exiting from it.

 

state before Hibernation.

 

 

 

 

 

Hard drive error occurs.

 

Hard drive has bad sectors or has

 

Run Computer Checkup.

 

 

failed.

 

 

 

 

 

 

 

Hard drive does not work.

 

Hard drive is not seated properly.

 

Turn off and unplug the computer,

 

 

 

 

remove the battery pack, and

 

 

 

 

remove and then reinstall the hard

 

 

 

 

drive.

 

 

 

 

 

Solving Hardware Installation Problems

Some common causes and solutions for hardware installation problems are listed in the following table.

Solving Hardware Installation Problems

Problem

 

Probable Cause

 

Solutions(s)

 

 

 

 

 

A new device is not recognized as part

 

Cable(s) of new external device are

 

Ensure that all cables are properly

of the computer system.

 

loose or power cables are

 

and securely connected.

 

 

unplugged.

 

 

 

 

 

 

 

 

 

Power switch of new external device

 

Turn off the computer, turn on the

 

 

is not turned on.

 

external device, then turn on the

 

 

 

 

computer to integrate the device

 

 

 

 

with the computer system.

 

 

 

 

 

 

 

Device is not seated properly.

 

Turn off the computer and reinsert

 

 

 

 

the device.

 

 

 

 

 

Solving Keyboard/Numeric Keypad Problems

Some common causes and solutions for keyboard/numeric keypad problems are listed in the following table.

Solving Keyboard/Numeric Keypad Problems

Problem

 

Probable Cause

 

Solution(s)

 

 

 

 

 

Embedded numeric keypad on computer

 

Num Lock function is not enabled.

 

Press the Shift+NumLk keys to

keyboard is disabled.

 

 

 

enable the Num Lock function and

 

 

 

 

embedded numeric keypad. The

 

 

 

 

Num Lock icon on the status panel

 

 

 

 

turns on.

 

 

 

 

 

Embedded numeric keypad is disabled and

 

External numeric keypad is

 

Disconnect the external numeric

Num Lock function is on.

 

connected to the computer.

 

keypad from the computer.

 

 

 

 

 

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